Chemistry Resources on the Internet

Chemical Data Sources

• {CODATA Recommended Values of the Fundamental Physical Constants (1986)}
  http://physics.nist.gov/cuu/Constants/index.html?/codata86.html
  This list, provided by the National Institute for Science and Technology (NIST) gives values for about 100 of the major physical constants.

• {SI Units, Fundamental Constants and Conversion Factors}
  gopher://wiretap.spies.com:70/00/Library/Document/si.tbl
  This list gives the fundamental and derived SI units, a list of the standard unit prefixes (e.g. milli-, kilo-) and selected physical constants and English unit/SI conversion factors.

• The Laws List
  http://www.alcyone.com/max/physics/laws/index.html
  This collection of laws, rules and constants in physics, compiled by Erik Max Francis, includes a number of interest in physical chemistry, e.g. the gas laws, Rydberg formula, etc.

• {WebElements }
  http://www.webelements.com/
  WebElements is a hypertext-linked collection of property data on the first 112 elements including (where available): general, chemical, physical, nuclear, electronic, biological, geological, crystallographic, reduction potential, isotopic abundances, electronic configurations, ionization enthalpy data and additional textual information, especially on the history of the elements.

• {Table Of The Nuclides}
  http://necs01.dne.bnl.gov/CoN/nuchart1.html
  The Table of the Nuclides first presents a map of all known nuclides. Each horizontal row represents one element; colored dots indicate the known isotopes of that element. A vertical column represents the nuclides with same neutron numbers. By clicking on a region of the chart, you may see a more detailed chart section. From the colors on the chart, you can get an idea of the life time of a nuclide. By clicking on a cell, you can get properties of the nuclide or atom.

• NIST Online Physical Data
  http://physics.nist.gov/PhysRefData/contents.html
  This site contains links to the NIST collections of physical data which have so far been made available over the web, plus a catalog of other NIST data collections.

• NIST Chemistry Webbook
  http://webbook.nist.gov/
  The NIST WebBook will provide access to the full array of data compiled and distributed by NIST under the Standard Reference Data Program. The current edition, the Chemistry WebBook, contains, among other data:
  (1) Thermodynamic data on an extensive set of organic and small inorganic compounds - Enthalpy of formation, Heat capacity and Entropy for over 5000 compounds.
  (2) A large set of ion-energetics data - Ionization potential and Appearance potential for over 14,000 compounds.
  (3) IR spectra, mass spectra and heat of reaction data for thousands of compounds.
  Data on specific compounds may be located by name, formula or CAS Registry Number.

• {ChemFinder WebServer}
  http://chemfinder.cambridgesoft.com/
  This database, from CambridgeSoft, provides basic physical data and links to websites containing other data for a large number of chemical compounds. It is searchable by name, molecular weight, molecular formula, CAS Registry Number or structure (uploaded in SMILES string format).

• {WWW Chemical Structures Database}
  http://www2.ccc.uni-erlangen.de/services/webmol.html
  The WWW Chemical Structures Database, created by the Computer Chemistry Center at the University of Erlangen, contains more than 2250 automatically collected chemical structures from the Internet, complete with information about the referring HTML pages. It is searchable by name, CAS Registry Number, molecular formula and other data, as well as by structure (uploaded in SMILES string format).

• Organic Compounds Database
  http://www.colby.edu/chemistry/cmp/cmp.html
  This database, compiled at Virginia Tech and made available by Colby College, provides physical data on a large number of organic compounds, including molecular weight, melting point, boiling point, index of refraction and UV absorption peaks. It is searchable by name, molecular formula or by data values for the above properties.

• SOLV-DB
  http://solvdb.ncms.org/
  SOLV-DB is a database of physical, chemical, health and safety, regulatory and environmental fate data on over 100 common organic solvents, provided by the National Center for Manufacturing Sciences. It is searchable by name, formula, CAS Registry Number, property data values and so forth.

• {IUPAC Chemical Nomenclature}
  http://www.chem.qmul.ac.uk/iupac/
  This site, housed at Queen Mary and Westfield College, contains a number of IUPAC documents on organic and biochemical nomenclature, in many cases including sample structure diagrams.

• {Hazardous Chemicals Database }
  http://ull.chemistry.uakron.edu/erd/
  This database, created at the University of Akron, will allow the user to retrieve information for any of over 1300 hazardous chemicals based on a keyword search. Potential keywords include names, formula and registry numbers (CAS, DOT, RTECS and EPA).

• {ECDIN - Environmental Chemicals Data Information Network}
  http://ulisse.etoit.eudra.org/Ecdin/Ecdin.html
  ECDIN is a factual databank, created under the Environmental Research Programme of the Joint Research Centre (JRC) of the Commission of European Communities at the Ispra Establishment. Chemicals are searchable by name, molecular formula or CAS Registry Number. Possible available data include: Identification, Physical-Chemical Properties, Production and Use, Legislation and Rules, Occupational Health and Safety, Toxicity, Concentrations and Fate in the Environment, Detection Methods, Hazards and Emergency. Not all chemicals listed will have data in all fields.

• {Thermodex}
  http://www.lib.utexas.edu/thermodex/
  While this web site does not actually list thermophysical or thermochemical data, it is an extremely useful index to such data available in a host of printed data collections (excluding Beilstein, Landolt-Bornstein, the CRC Handbook and Perry's Handbook), searchable by name of property, class of compound, specific compound or combinations of the above. Thermodex is the creation of the Library of the University of Texas at Austin.

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Materials Safety Data Sheets Sites

• {MSDS from University of Utah}
  http://www.chem.utah.edu/MSDS/msds.html
  This site at the University of Utah contains a collection of materials safety data sheets from a variety of sources. Chemicals are listed alphabetically by common or product name. The database is not searchable.

• {MSDS from Vermont SIRI}
  http://199.233.112.71/msds/
  This site from Vermont Safety Resources on the Internet contains a searchable collection of MSDS from a variety of chemical manufacturers. It also includes a large collection of links to other Web MSDS sites. Vermont SIRI also maintains a good collection of links to other health and safety sites on the Vermont SIRI Web Site at http://siri.org. .

• MSDS from PTCL in Oxford, U.K.
  http://physchem.ox.ac.uk/MSDS/
  This Web site contains an alphabetically grouped collection of MSDS from a variety of sources. The collection is maintained by the Physical and Theoretical Chemsitry Laboratory at the University of Oxford.

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University Chemistry Department WWW sites

• {ACS Chemical Sciences Graduate School Finder}
  http://pubs.acs.org/books/direct/gsf/index.html
  This American Chemical Society site contains detailed information on North American graduate schools, with browsable and searchable lists of chemistry, chemical engineering, biochemistry and related departments.

• {The U.S. News and World Report rankings}
  http://www4.usnews.com/usnews/edu/beyond/gchem.htm
  Contains rankings of graduate chemistry programs in the U.S., last updated for chemistry in 1996.

• {Peterson's Guide to Graduate and Professional Study}
  http://www.petersons.com/graduate-schools.aspx
  This Web site, from the creators of the popular Peterson's college guides, covers graduate programs in the U.S. and Canada.

• {Peterson's Guide to Undergraduate Colleges}
  http://www.petersons.com/college-search.aspx
  Similar information on undergraduate programs in the U.S. and Canada.

• {Academic Chemistry Departments in the United States}
  http://guides.library.ucsb.edu/chemuniv?hs=a
• {Academic Chemistry Departments Outside the United States}
  http://guides.library.ucsb.edu/content.php?pid=73894
  The sites above contain a comprehensive collection of links to the web sites of academic chemistry departments (and some national laboratories and national academies) from the United States and the rest of the world, respectively. The U.S. list is grouped both alphabetically and by state, while the world list is grouped by country. North American universities with a listing in the ACS Graduate School Finder also have a direct link to their listing in that web source.

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Super Sites

These are major collections of World Wide Web information in chemistry. Some of the sources they link to may duplicate each other or this list, but you will also find unique resources.

• {Analytical Chemistry Springboard from Umeå University}
  http://www.anachem.umu.se/jumpstation.htm
  This is an excellent collection of Internet resources dealing specifically with analytical chemistry.

• {Australian Chemistry Network -- OzChemNet}
  http://apamac.ch.adfa.oz.au/ozchemnet/
  

• {Biochemistry: WWW Virtual Library at Harvard}
  http://mcb.harvard.edu/BioLinks.html
  This biochemistry resource collection is part of the excellent "WWW Virtual Library" alliance of sites.

• {Biomolecular & Biosequence Databases (Harvard)}
  http://mcb.harvard.edu/gilbert/
  On the same server as the above, this is one of the best lists of the ever-growing libraries of biosequence information available on the Web.

• {ChemCenter}
  http://www.chemistry.org/portal/a/c/s/1/home.html
  This is a pooling of Web resources from the American Chemical Society and Chemical Abstracts Service, including STNEasy, the ACS Graduate School Finder, Chemcyclopedia and more. It will eventually feature unique resources as well.

• {ChemDex from the University of Sheffield}
  http://www.chemdex.org/
  ChemDex is one of the premier collections of chemistry sites on the Web, extremely comprehensive and well organized. See also ChemWeb below.

• Chemie.de
  http://www.chemie.de/
  An excellent recently developed site with a huge collection of links organized by subject class (unfortunately, the links are identified by the page title, which isn't always very descriptive), as well as a nice collection of online tools like a molecular mass calculator, chemical software links, and job and conference listings.

• ChemInfo from Indiana University: CIS-IU
  http://www.indiana.edu:80/~cheminfo/
  This site, created by Gary Wiggins, chemistry librarian at Indiana University, is excellent, especially for chemical information instruction resources.

• Chemistry : The World-Wide Web Virtual Library from UCLA
  http://www.chem.ucla.edu/chempointers.html
  Another WWW Virtual Library site.

• {Chemistry : Yahoo}
  http://dir.yahoo.com/science/chemistry/
  Yahoo's hierarchical collection of chemistry resources is extremely large, if not very selective or well-maintained.

• {Chemistry Resources on the Internet from RPI}
  http://www.chem.rpi.edu/icr/chemres.html
  An extensive, well-organized and searchable collection of Net resources. [Ed. note: "...Since instruction in chemical information is no longer offered regularly at Rensselaer, the resources required for timely updates of this site cannot be justified. -- from the web site]

• {ChemWeb.com}
  http://www.chemweb.com/
  This site is an "Internet club for chemists", containing chat rooms, forums, a "shopping mall" with links to suppliers, a "library" with full-text journals from various publishers and databases from MDL Information Systems, Inc., job postings, its own online magazine for chemists (The Alchemist) and other services. ChemWeb now includes ChemDex Plus, a searchable version of the excellent Sheffield ChemDex site. Members must register, but membership is free.

• {Crystallography: The World Wide Web Virtual Library from University of Geneva, Switzerland}
  http://www.unige.ch/crystal/w3vlc/crystal.index.html
  Another good WWW Virtual Library site.

• {EInet: Chemistry}
  https://www.einet.net/dir14676/Chemistry.htm
  Another hierarchically organized collection; like Yahoo, it is large but not well maintained.

• {German Chemical Resources: WWW Virtual Library from Karlsruhe}
  http://www.rz.uni-karlsruhe.de/Outerspace/VirtualLibrary/54.en.html
  As the name implies, this site focuses on Internet chemical resources based in Germany. Available in both German and English versions.

• {The Homepage for Chemists}
  http://www.chemie.de/?language=e
  A large collection of links to Web chemistry resources, well-classified and updated. Also available in a German language version.

• {INFOMINE Physical Sciences from UC-Riverside}
  http://infomine.ucr.edu/cgi-bin/search?physci
  Not one of the largest physical science sites, but notable for its use of assigned subject headings and keywords for better searching of the resource database.

• {Latinamerican Chemistry Web (English version)
  http://latina.chem.cinvestav.mx/RLQ/welcome_eng.html
  This site is sponsored by the Organization of American States and hosted by CINVESTAV in Mexico. It is especially good for addresses and contacts for Latin American universities and has a host of useful links. It is also available in a Spanish language version.

• {Magellan: The McKinley Internet Directory}
  http://magellan.excite.com/
  This directory of Internet resources in many fields is searchable and browsable by subject and rates its entries for completeness, ease of use, etc. Does not contain a huge number of links under Chemistry.

• {NIST Virtual Library Chemistry Subject Guide}
  http://nvl.nist.gov/nvl2.cfm?dynamic=res_subj&subjectid=7
  This guide to chemistry Web resources from the National Institute of Standards and Technology is not huge, but does contain a few unique links.

• {Rolf Claessen's Chemistry Index}
  http://www.claessen.net/chemistry/
  This is a very comprehensive, frequently updated collection of links covering all areas of chemistry.

• {SciQuest}
  http://www.sciquest.com/
  SciQuest provides a searchable and browsable collection of links to a vast number of chemical and equipment suppliers. Users may enter as guests, or register as members free of charge.

• {Thermodynamic Data and Property Calculation Sites on the Web}
  http://tigger.uic.edu/~mansoori/Thermodynamic.Data.and.Property_html
  An extensive collection of thermodynamic data Web sites from the Thermodynamics Research Lab at the University of Illinois at Chicago.

• {WebChemistry from La Trobe Univ.}, Melbourne, Australia.
  http://www.liv.ac.uk/Chemistry/Links/ parent site
  http://www-chem.harvard.edu/webchemistry/webchem.html U. S. mirror site
  http://www.ch.qub.ac.uk/webchemistry/webchem.html U. K. mirror site
  A large, well-organized collection; unfortunately it apparently hasn't been updated since October, 1996.

• Wendy Warr & Co.
  http://www.warr.com/
  This web site for the consulting firm operated by renowned chemical information specialist Wendy Warr includes links to excellent collections of information on current meetings, combinatorial chemistry and chemical structure information on the Web.

Awards and Prizes

• Nobel Prizes in Chemistry
  http://userpage.chemie.fu-berlin.de/diverse/bib/nobel_chemie_e.html
  This site lists the names of the Nobel Prize winners in chemistry and the achievements for which they won the prize, from 1901 to 1997. In some cases, the list gives links to home pages devoted to the winner.

• Winners of the Nobel Prize in Chemistry
  http://www.almaz.com/nobel/Chemistry.html
  This is an even better site, with a little biographical information on the winners, and more Web links, including an Alta Vista search on each chemist.

• {Awards Administered by the American Chemical Society}
  http://www.chemistry.org/portal/a/c/s/1/acsdisplay.html?DOC=awards\index.html
  This site lists the awards administered by the ACS, with descriptions of each, contact persons, and information on the nominating procedure.

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Professional Societies

• {ACSWeb from The American Chemical Society }
  http://www.acs.org/
  
  • ACS Technical Divisions
  • {ACS Division of Analytical Chemistry}
    http://www.analyticalsciences.org/
  • {ACS Division of Biochemical Technology}
    http://membership.acs.org/b/biochem/
  • {ACS Division of Biological Chemistry}
    http://www.biochemdivision.org/
  • {ACS Division of Carbohydrate Chemistry}
    http://membership.acs.org/C/CARB/
  • {ACS Cellulose, Paper and Textile Division}
    http://membership.acs.org/C/CELL/
  • {ACS Division of Chemical Education}
    http://www.divched.org/
  • {ACS Division of Chemical Health and Safety}
    http://membership.acs.org/c/chas/
  • {ACS Division of Chemical Information}
    http://www.acscinf.org/
  • ACS Division of Chemical Technicians
    http://members.aol.com/ACSDoCT/techhome.htm
  • ACS Division of Chemical Toxicology (probationary)
    http://web.mit.edu/toxms/www/dct.htm
  • {ACS Division of Chemistry and the Law}
    http://membership.acs.org/C/CHAL/
  • {ACS Division of Computers in Chemistry}
    http://membership.acs.org/C/COMP/
  • {ACS Division of Environmental Chemistry}
    http://www.envirofacs.org/
  • ACS Division of Fuel Chemistry
    http://www.anl.gov/PCS/acsfuel/
  • {ACS Division of Geochemistry}
    http://membership.acs.org/G/GEOC/
  • {ACS Division of History of Chemistry}
    http://www.scs.uiuc.edu/~mainzv/HIST/
  • {ACS Division of Industrial & Engineering Chemistry}
    http://membership.acs.org/I/IEC/
    • {Separation Science & Technology Subdivision}
      http://iecdivision.sites.acs.org/sstsubdivision.htm
  • {ACS Division of Inorganic Chemistry}
    http://membership.acs.org/i/ichem/index.html
    • {Bioinorganic Chemistry Subdivision}
      http://www.chem.sunysb.edu/koch/biic.html
  • {ACS Division of Medicinal Chemistry}
    http://www.acsmedchem.org/
  • {ACS Division of Nuclear Chemistry & Technology}
    http://www.nucl-acs.org/
  • {ACS Division of Organic Chemistry}
    http://www.organicdivision.org/
  • {ACS Division of Petroleum Chemistry}
    http://membership.acs.org/P/PETR/
  • {ACS Division of Physical Chemistry}
    http://phys-acs.org/
    • {Theoretical Chemistry Subdivision}
      http://www.chem.missouri.edu/theory/
  • {ACS Division of Polymer Chemistry, Inc. }
    http://www.polyacs.org/
  • {ACS Division of Polymeric Materials Science and Engineering}
    http://membership.acs.org/P/PMSE/
  • ACS Rubber Division
    http://rubber.org/
  • {ACS Division of Small Chemical Businesses}
    http://membership.acs.org/S/SCHB/
  • {ACS Local Sections Home Pages}
    http://www.chemistry.org/portal/a/c/s/1/acsdisplay.html?DOC=localsections\index.html
  • ACS Committees with separate Web sites
  • {ACS Women Chemists Committee}
    http://membership.acs.org/W/WCC/
  • {ACS Younger Chemists Committee}
    http://membership.acs.org/y/ycc/default.htm
• {Alpha Chi Sigma}
  http://www.alphachisigma.org/
  Alpha Chi Sigma is the professional fraternity/sorority for chemists and chemical engineers. The web site contains extensive information on the national organization, and links to the webpages of many of its chapters at various universities.
• {American Crystallographic Association}
  http://www.amercrystalassn.org/
• {American Peptide Society}
  http://www.ampepsoc.org/
• {American Society for Biochemistry and Molecular Biology}
  http://www.asbmb.org/
• {American Society for Mass Spectrometry}
  http://www.asms.org/
• AOAC International
  http://www.aoac.org/
  AOAC International is an association of scientists in the public and private sectors devoted to the validation of analytical chemical and microbiological methods and promotion of quality measurements in the analytical sciences.
• {Asociación Mexicana de Química Analítica}
  http://www.amqa.org.mx/
• {Asociación Mexicana de Química Inorgánica}
  http://latina.chem.cinvestav.mx/RLQ/mexico/amqi.html
• Asociación Nacional de Químicos de España (ANQUE)
  http://www.gui.uva.es/~polyfemo/index.html
• {Austrian Biochemical Society}
  http://www.at.embnet.org/bch/ogbm/welcome.htm
• {The Biochemical Society (UK)}
  http://www.biochemistry.org/
• {Biochemical Society of the Republic of Korea}
  http://www.biochem.or.kr/
• Canadian Society for Chemistry (see also Chemical Institute of Canada below.)
  • {Analytical Chemistry Division}
    http://www.anchem.ca/
  • {Environment Division}
    http://www.cheminst.ca/index.php?ci_id=2598&la_id=1
  • {Inorganic Chemistry Division}
    http://cscid.chem.ubc.ca/
  • {Macromolecular Science and Engineering Division}
    http://msed.cheminst.ca/
  • {Organic Division}
    http://www.cscorgdiv.ca/
  • {Physical and Theoretical Division}
    http://www.chimiste.ca/divisions/physical/home.htm
  • {Surface Science Division}
    http://goliath.emt.inrs.ca/surfsci/index.html
• Chemical Heritage Foundation
  http://www.chemheritage.org
  The Chemical Heritage Foundation (CHF), established by the American Chemical Society (ACS) and the American Institute of Chemical Engineers (AIChE), had its origins in 1982. CHF seeks to strengthen public understanding of the chemical sciences and technologies, increase the flow of the ablest students into the chemical sciences and chemical process industries, and instill in chemical scientists and engineers a greater pride in their heritage and their contributions to society.
• {Chemical Institute of Canada}
  http://www.cheminst.ca/
• {Chemical Society of Japan}
  http://wwwsoc.nacsis.ac.jp/csj/index-e.html
• Chemical Structure Association
  http://www.chem-structure.org
  The Chemical Structure Association (CSA) is an international organisation which aims to bring together people whose work involves the handling of information about chemical structures.
• {CODATA}
  http://www.codata.org/
  CODATA is the Committee on Data for Science and Technology of the International Council of Scientific Unions (IUCN). It sets standards in many areas of science (see the Fundamental Physical Constants site listed above.)
• {Croatian Biochemical Society}
  http://mb1.pharma.hr/index.phtml
• {Danish Chemical Society}
  http://www.chemsoc.dk/
  • {Danish Society for Environmental Chemistry}
    http://www.dsfm.dk/
    This site is in Danish
• Electrochemical Society
  http://www.electrochem.org/
• {Electrochemical Society of South Africa}
  http://www.electrochemsa.co.za/
• {European Chemical Society}
  http://ecs.tu-bs.de/ecs
• {Federation of Asian Chemical Societies}
  http://ozchemnet.adfa.oz.au/FACS/
• {Federation of European Biochemical Societies (FEBS)}
  http://www.febs.org/s
• Gesellschaft Deutscher Chemiker (GDCh)
  http://www.gdch.de/
  Note: This web site is in German only.
• {Gesellschaft für Biochemie und Molekularbiologie}
  http://www.gbm-online.de/
  Note: This web site is in German only.
• {Hong Kong Chemical Society}
  http://www.enmpc.org.hk/~hkcs/
• {International Association of Colloid and Interface Scientists}
  http://www.iacis.nl/
• {International Society of Electrochemistry}
  http://www.ise-online.org/
• {International Society of Heterocyclic Chemistry}
  http://euch6f.chem.emory.edu/ishc.html
• {International Union of Biochemistry and Molecular Biology}
  http://www.iubmb.unibe.ch/
• International Union of Crystallography
  http://www.iucr.ac.uk/
• {International Union of Pure and Applied Chemistry (IUPAC)}
  http://www.iupac.org/
  IUPAC is the international union of chemical societies. It sets standards in many areas of chemistry, especially chemical nomenclature.
• {Iota Sigma Pi}
  http://www-chem.ucsd.edu/Faculty/sawrey/ISP/
  Iota Sigma Pi is the national honor society for women in chemistry.
• Korean Chemical Society
  http://www.kcsnet.or.kr/
  (Note: this link is frequently down.)
• {New Swiss Chemical Society}
  https://scg.ch/index.php?lang=en
• {New Zealand Institute of Chemistry}
  http://www.nzic.org.nz/
• {Norwegian Chemical Society}
  http://dkg.no/NKS/
  Mostly in Norwegian.
• Patent Information Users Group
  http://piug.org
  The PIUG is an international organization of professionals in patent searching and information, with many in the areas of chemical and pharmaceutical patents.
• {The Protein Society}
  http://www.proteinsociety.org/
• Royal Australian Chemical Institute
  http://www.raci.org.au/
• {Royal Flemish Chemical Society (KVCV)}
  http://www.chem.kuleuven.ac.be/jongkvcv/
  English version. Also available in Dutch.
• {Royal Netherlands Chemical Society (KNCV)}
  http://www.kncv.nl/
  In English . Also available in Dutch.
• Royal Society of Chemistry
  http://www.rsc.org/
  Divisions and subject groups with home pages not at the RSC site are listed below.
  • {RSC Faraday Division High Resolution Spectroscopy Group|
    http://www.rsc.org/lap/rsccom/dab/fara007.htm
  • {RSC Faraday Division Molecular Beams and Dynamics Group}
    http://www.chm.bris.ac.uk/pt/mbdg/mbdg.htm
  • {RSC Faraday Division Theoretical Chemistry Group}
    http://www.tc.bham.ac.uk/~roy/TCG/TCG.html
  • {RSC Perkin Division Heterocycle Group}
    http://www.ch.ic.ac.uk/ishc/royal.html
  • {RSC Perkin Division Protein and Peptide Science Group}
    http://www.ch.ic.ac.uk/ppsg/
  • {Historical Chemistry Group}
    http://www.chem.qmw.ac.uk/rschg/
• {Scholarly Societies Project -- Chemistry and Chemical Engineering}
  http://www.lib.uwaterloo.ca/society/chem_soc.html
  This site at the University of Waterloo has a broad general collection of scholarly societies. If you don't see the one you're looking for in this list, try this site.
• {Serbian Chemical Society}
  http://ihtmceh4.tmf.bg.ac.yu/HtDocs/SHD/SHD-home.htm
• Slovenian Biochemical Society
  http://bio.ijs.si/sbd.htm
• {Sociedad Española de Bioquímica y Biologia Molecular}
  http://www.sebbm.es/
  Available in Spanish and English.
• {Sociedad Química de México, A.C.}
  http://latina.chem.cinvestav.mx/RLQ/mexico/sqm97.html
  Note: This Web site is in Spanish.
• Sociedade Brasileira de Química
  http://www.sbq.org.br/
  This Web site is in Portuguese.
• {Società Chimia Italiana}
  http://www.soc.chim.it/
  This Web site is in Italian.
• {Société Française de Chimie}
  http://www.societechimiquedefrance.fr/?lang=fr
  This Web site is in French.
• {Society for the History of Alchemy and Chemistry}
  http://www.open.ac.uk/OU/Academic/Arts/HST/SHAC/SHAC.htm
• Society of Chemists and Technologists of Macedonia
  http://www.pmf.ukim.edu.mk/PMF/Chemistry/sojuz.htm
• Society of Environmental Toxicology and Chemistry (SETAC)
  http://www.setac.org/
• Society of Toxicology
  http://www.toxicology.org/
• {Svenska Kemistsamfundet} (Swedish Chemical Society)
  http://www.chemsoc.se/
  Most of the contents of this site are in Swedish. A partial English page is available.
• {Swedish Society for Biochemistry and Molecular Biology}
  http://orion.imm.ki.se/sfbm/sfbm.htm
• Swiss Chemical Society - see New Swiss Chemical Society above
• {Swiss Society for Biochemistry}
  http://www.swissbiochem.unibe.ch/

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Conferences, Meetings and Symposia

These are sites which have regularly have lists of significant chemical conferences. The level of detail in their information may vary.

• {American Chemical Society Meetings Page}
  http://www.chemistry.org/portal/a/c/s/1/acsdisplay.html?DOC=meetings\index.html
  This site includes calendars of ACS national, regional and divisional meetings, as well as calls for papers for upcoming meetings, and exposition information for vendors.
• {Gordon Research Conferences}
  http://www.grc.uri.edu/grc_home.htm
  Gordon Research Conferences promote discussions and the free exchange of ideas at the research frontiers of the biological, chemical and physical sciences. Scientists with common professional interests come together for a full week of intense discussion and examination of the most advanced aspects of their field. These Conferences provide a valuable means of disseminating information and ideas in a way that cannot be achieved through the usual channels of communication - publications and presentations at large scientific meetings. This site includes a list of upcoming Gordon Conferences and an online registration form, as well as general information on the conferences.
• {Royal Society of Chemistry Conference Diary}
  http://www.rsc.org/lap/confs/confshome.htm
  This site contains lists of conferences and contact information for conferences worldwide for the next three years. It is subdivided by subject area (analytical, inorganic, materials, organic, physical.) Some listings, but not all, have links to conference home pages or e-mail contacts.
• {Conferences in Chemistry from NIU}
  http://hackberry.chem.trinity.edu/Conferences.html
  This excellent compilation from Northern Illinois University lists ACS National Meetings (often with more detail than the ACS web site!), Gordon Conferences, and other meetings grouped by subject.The list is keyword-searchable as well.
• {Warr & Co.'s 1998 Meetings List}
  http://www.warr.com/meet98.html
  Renowned chemical information specialist Wendy Warr maintains an annual list of upcoming meetings.

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Commercial Information Providers

• Beilstein Information System
  http://www.beilstein.com/
  The Beilstein Information System is the producer of the largest compendium of organic chemical data in the world, the Beilstein Handbook of Organic Chemistry. This site provides information on Beilstein electronic products and services.

• Cambridge Crystallographic Data Centre
  http://www.ccdc.cam.ac.uk/
  The CCDC builds and maintains the Cambridge Structural Database (CSD), the largest searchable database of experimentally determined crystal structures, covering organic and organometallic compounds.

• Cambridge Scientific Abstracts
  http://www.csa.com/
  Cambridge Scientific Abstracts provides a number of subscriber-only databases and environmental references which can be reached through this site, including a number of biochemical databases, the METADEX metals and materials database, and the Ceramic Abstracts/World Ceramics Abstracts file.

• Chemical Abstracts Service
  http://www.cas.org/
  Chemical Abstracts Service, a division of the American Chemical Society, is the premier provider of current information from the literature of chemistry. This site includes information on CAS's print and electronic products and services, including documentation on STN International (the online service provided by CAS) and its commands and databases. If you have an STN account, you can access a number of STN databases via the STNEasy Web interface (http://stneasy.cas.org/ or use {TELNET} to search the full STN command line interface.(http://info.cas.org/ONLINE/STN/telnet.html)

• {Chemical Information System}
  http://www.nisc.com/cis/ Chemical Information Service, a service of the Oxford Molecular Group, provides access to over thirty databases with chemical information, especially environmental data. This site gives a list of the databases available on CIS, and contact information.

• Derwent, Inc.
  http://www.derwent.com/
  Derwent is the world's leading producer of patent information databases, including the Derwent World Patents Index, and a number of specialty databases. This site includes some brief descriptions of the nature of patents and the patenting process. Derwent also maintains the {Patent Explorer} site (http://www.patentexplorer.com), a Web-based tool for searching and displaying U.S. and European Patent Office patents. Membership is required, and there are fees for displaying patents, but membership is free until July 1, 1998.

• The Dialog Corporation
  http://www.dialog.com/
  The Dialog Corporation is the world's largest provider of information access, including both traditional online and Web access to the DIALOG and DataStar systems. The site above is the new home site for Dialog, and some of the information at the Web site is still in transition from the old web site, but there are links to the older site where necessary.

• {Fachinformationszentrum Chemie}
  http://www.fiz-chemie.de/en/home/products-services.html
  FIZ Chemie is the producer of the Cheminform chemical reactions database, among others. The site includes demos of some of their databases.

• Fachinformationszentrum Karlsruhe
  http://www.fiz-karlsruhe.de/
  FIZ Karlsruhe produces several databases and is the German host of STN International)

• {IFI/Plenum Data Corporation}
  http://www.ifiplenum.com/
  IFI/Plenum produces a family of U.S. patent databases, including some with sophisticated chemical and polymer indexing.

• Institute for Scientific Information (ISI)
  http://www.isinet.com/
  ISI is the publisher of Current Contents and Science Citation Index. This site includes a "What's Hot in Research" section, with articles on recent highly-cited research, and citation impact studies of various fields, institutions and researchers.

• OCLC Online Computer Library Center, Inc.
  http://www.oclc.org/
  OCLC produces the WorldCat international library catalog and provides access to many other databases through its FirstSearch and EPIC services. These may be accessed by subscribers via TELNET from this site.

• {Prous Science Publishers}
  http://www.prous.com/
  Prous Science is a leading publisher of information on pharmaceuticals and medicinal chemistry.

• {Questel/Orbit}
  http://www.questel.orbit.com/
  Questel/Orbit is an international online information company specializing in patent, trademark, scientific, chemical, business and news information. This web site contains numerous links to other Web information, especially on patents, trademarks and other intellectual property. If you have a current Questel or Orbit account, you can TELNET to search their databases from here.

• {SilverPlatter Information}
  http://www.ovid.com/
  SilverPlatter is a major distributor of databases on CD-ROM and over the Internet (by subscription only.)

• Technical Database Services, Inc.
  http://www.tds-tds.com/
  TDS provides access to a large number of chemical property databases, especially dealing with thermodynamic and environmental properties of chemicals. This web site includes an online form for submitting requests for data on chemicals or mixtures of chemicals. There is a charge per value retrieved, with a minimum fee of $50.

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Publishers

• Academic Press
  http://www.apnet.com
  Includes browsable and searchable catalogs of books and journals. Chemistry publications are hidden in the "Physics, Engineering, Math and Computers" section.

• ACS Publications Division
  http://pubs.acs.org/index.html
  The American Chemical Society Publications home page includes information on ACS journals, books and software, instructions to authors for ACS journals, "hot articles" from Chemical & Engineering News, and more. Subscribers to the print or electronic versions of ACS journals may access supporting material for recent journal articles from this site.

• {American Institute of Physics Press}
  https://www.aip.org/publications
  Includes a searchable and browsable catalog of AIP books.

• {Annual Reviews, Inc.}
  http://annualreviews.org/
  Includes an index of Annual Reviews publications from 1984-present.

• {Association of American University Presses Combined Online Catalog/Bookstore}
  http://aaup.pupress.princeton.edu/
  Includes a searchable catalog and online ordering.

• {Baltzer Science Publishers}
  http://www.baltzer.nl/
  Includes a browsable list of journals, with ordering information and instructions to authors. [Ed. note: Acquired by Kluwer]

• {Blackwell Science}
  http://www.blackwellpublishing.com/
  Includes a browsable-by-subject list of a portion of their books and journals catalog, with ordering information.

• Bureau of National Affairs, Inc.
  http://www.bna.com/
  BNA publishes materials dealing with environmental, health and safety and regulatory issues.

• {Cambridge International Science Publishing}
  http://www.cisp-publishing.com/
  Publishers in materials chemistry and materials engineering. Not to be confused with the database publishers, the crystallographers or the software publishers.

• {Chapman-Hall}
  http://www.chapmanhall.com/
  Includes a searchable and browsable-by-subject catalog.

• {Chemical Education Resource Shelf}
  http://www.umsl.edu/divisions/artscience/chemistry/books/welcome.html
  This resource from the Journal of Chemical Education Online provides, among other things, a list of currently available chemistry textbooks, grouped in curricular categories, with links to publishers.

• {Chemtec Publishing}
  http://www.interlog.com/~chemtec/
  Chemtec is a Canadian publisher of books and journals, mainly dealing with polymer science.

• CRC Press
  http://www.crcpress.com/
  Includes a browsable-by-subject list of current books and other products, with ordering information.

• CSIRO Publishing
  http://www.publish.csiro.au/
  Australia's major publisher of scientific books and journals, including Australian Journal of Chemistry. Includes a list of current book titles browsable by subject.

• {Elsevier Science}
  http://www.elsevier.com
  Includes a browsable and searchable catalog of books and journals, and an {Alerting} service at http://www.elsevier.nl/homepage/alert/ which includes searchable tables of contents Elsevier Science journals back to January 1995, updated weekly. ToC's appear about six weeks after publication.

• {Gauthier-Villars}
  http://www.gauthier-villars.fr/eindex.htm
  Includes a browsable-by-subject catalog of journals with ordering information. Also available in French.

• Institute of Physics Publishing
  http://www.iop.org/
  Includes a browsable list of books and journals, with instructions to authors and ordering information.

• John Wiley & Sons, Inc.
  http://www.wiley.com/
  Includes searchable and browsable catalogs, instructions to authors and electronic journals and forums.

• Jones and Bartlett Publishers
  http://www.jbpub.com/
  Publishers of college textbooks and multimedia materials, including chemistry.

• {Kluwer Publishing}
  http://www.springer.com/
  Includes a searchable and browsable-by-subject catalog of books and journals.

• Marcel Dekker
  http://www.dekker.com/
  Includes a browsable and searchable catalog of books and journals.

• {Plenum Publishing}
  http://www.plenum.com/
  Includes a searchable and browsable catalog of books and journals. Plenum is a major publisher of Russian journals in translation.

• {Prentice-Hall}
  http://vig.prenhall.com/
  Includes a browsable-by-subject catalog. See College Books/Math and Science/Chemistry.

• {Royal Society of Chemistry Information Services}
  http://www.rsc.org/Publishing/index.asp
  Includes a searchable catalog of RSC books and journals.

• {Springer-Verlag (New York)}
  http://www.springeronline.com
  Includes an electronic journal preview service.

• Thieme
  http://www.thieme.com/
  Thieme publishes extensively in chemistry and medicine including Synlett and the Houben-Weyl Methods in Organic Chemistry series. Includes a browsable and searchable catalog.

• {VCH Publishing Group}
  http://www.wiley-vch.de/publish/dt/
  Now a subsidiary of Wiley. Includes contact information for VCH and its subsidiaries, online catalogs of books and journals, and electronic tables of contents for a number of their journals.

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Electronic Journals, Conferences, Listservs, etc.

This listing is for electronic journals of general interest in chemistry. In addition to the listings below, most of the journal publishers listed above have at least some of their journals in electronic form, with information and/or links from their web sites.

• {ChemConnect's List of Chemistry Journals Online}
  http://www.chemconnect.com/library/journals.shtml
  If you don't see the journal you're looking for below, try this very comprehensive list of chemistry and biochemistry-related electronic journals, grouped by "complete journals", "journals with some limitations" and "Tables of Contents or abstracts online". ChemConnect is a provider of Web services to the chemical industry and maintains a directory to chemical suppliers on the Internet (see also that section of this guide.)

• {Aldrichimica Acta}
  http://www.sigma.sial.com/aldrich/acta/index.htm
  Available free of charge from Vol. 28, issue 4 to present, this publication contains review articles on various aspects of organic synthesis.

• American Chemical Society Journals
  http://acsinfo.acs.org/
  The electronic versions of 26 American Chemical Society journals are now available. They contain the full journal from 1996-present, in browsable and searchable form, with both HTML and Adobe Acrobat PDF versions of the pages, containing all graphics, with links to supporting material. The full text of the following journals is available to Internet subscribers only; print subscribers can obtain recent tables-of contents and recent abstracts and supporting material; anyone may view the instructions to authors, current tables-of-contents and author indexes.
  Starting in 1998, Web edition subscribers only have access to "Articles ASAP" - the full text of articles ready for publication, some 2-11 weeks before they appear in the printed journals.

• { Australian Journal of Chemistry}
  http://www.publish.csiro.au/nid/17.htm
  This site includes tables of contents for most issues from 1994-present and abstracts in PDF format from 1997-present available to anyone, as well as the full text Web edition from 1998-present available to Web edition subscribers only.

• {Bulletin of the International Symposium on Olefin Metathesis}
  http://mm2.vein.hu:8000/~isom/

• {Chemistry & Industry}
  http://www.chemind.org/CI/index.jsp
  Chemistry & Industry is the international news magazine of chemistry and the chemical industry, published by the Society for Chemical Industry in Britain. This site provides the current issue, including job listings, plus selected archival articles.

• {Chemistry Today}
  http://chemistry.mond.org/
  This site, also from Society for Chemical Industry, provides current news in chemistry, job listings, searchable information on meetings and conferences, and Internet links on hot topics in chemistry.

• {Internet Journal of Chemistry}
  http://www.ijc.com/
  This is a new, electronic-only refereed journal, specializing in articles on uses of the Internet in chemistry, and articles in any area of chemistry which can best be presented in the Web/multimedia format. Access is free for 1998, but users must register on the Web site.

• {Internet Journal of Vibrational Spectroscopy}
  http://www.ijvs.com/
  A new electronic-only journal, available free of charge.

• {JASMS Online}
  http://www.asms.org/publications/journal-of-the-american-society-for-mass-spectrometry-group/jasms-online
  This adjunct to the Journal of the American Society for Mass Spectrometry does not contain full-text of the print journal as yet. It does provide indexing to the journal, and "Fast Track Articles", which are fully peer-reviewed articles accepted for publication in JASMS that are posted electronically as pre-copyedited files within two weeks of acceptance.

• Journal of Biological Chemistry: Internet Edition
  http://www.jbc.org
  The full text of JBC (Jan. 1995-present) is available by subscription only.

• {Journal of Chemical Education Online +}
  http://www.jce.divched.org/article/where-do-i-find-my-jce-online-stuff
  The online version of J. Chem. Ed. contains full text and graphics in PDF format from the Sept. 1996 issue on. It also includes "JCE Internet" articles which are available only in electronic form. Only individual print subscribers can subscribe to the Online edition, for an additional fee.

• {Journal of Chemical Physics Express}
  http://jcp.peerx-press.org/cgi-bin/main.plex
  Manuscripts submitted by authors for distribution by JCP Express have been accepted for publication in the Journal of Chemical Physics and will be available prior to publication only. They may be copied electronically and printed for individual use only.

• Neuroscience-Net
  http://www.neuroscience.com/
  This journal is very new (only a dozen or so articles yet) but looks promising, with articles on pharmacology, molecular biology, etc. of the nerves.

• {Nonlinear Science Today}
  http://www.springer-ny.com/nst/index.html
  This is an adjunct to the print Journal of Nonlinear Science, which covers subjects like chaos and turbulence over the whole range of science.

• Science
  http://www.sciencemag.org/
  This link connects to the less graphical version of Science's home page. Both versions have the same content. Includes searchable full-text of recent articles and the current classified and display job advertisements. Full text is available only to subscribers.

• {The Scientist}
  http://www.the-scientist.com/
  The Scientist is a newspaper primarily aimed at life scientists, but with much material of general interest, especially about the interactions between science, academia, industry and government. Includes job listings. Also includes a link to the gopher version of The Scientist, which contains older archived material.

• {Directory of Scholarly and Professional E-Conferences: Chemistry, Chemical Engineering and Materials Science}
  http://www.kovacs.com/cgi-bin/dirsearch.pl?broad=Physical_Sciences&sub=Chemistry&start=1&per=25
  This directory gives a brief listing of listservs, newsgroups and e-conferences in the chemical sciences. For other subject areas, or to search the directory by keyword, go to the main {Directory home page} at http://www.kovacs.com/directory.html.

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Chemical Suppliers

Unless otherwise specified, these sites contain basic product and service descriptions and contact information.

• {Acros Organics}
  http://www.be.acros.com/
  This site provides a catalog searchable by name, mol. formula and CAS Registry Number. Records contain physical data, availability and links to MSDS. See also Fisher Scientific below.

• Aldrich Chemical - See Sigma-Aldrich below.

• Alfa Aesar
  http://www.alfa.com/
  This site provides contact information for the Alfa Aesar division of Johnson Matthey. An online catalog of products is available, indexed by name and CAS Registry Number. Product records provide basic physical property data, and sometimes background information.

• Argus Chemicals
  http://www.argus.it/
  Argus Chemicals is a rare & fine chemicals firm specializing in amines, organophosphorus and organoarsenic compounds and reagents for asymmetric synthesis. The site includes a browsable partial catalog.

• {BASF Corporation
  http://www.basf.com/index.html
  This site includes browsable and searchable catalogs of BASF's wide range of chemical products. European users may wish to go to their {German} site at http://www.basf.com/de/.

• {BCN Chemicals, Inc.}
  http://www.bcnchem.com/
  This site has a searchable catalog of BCN products.

• {ChemConnect}
  http://www.chemconnect.com/
  This site provides searchable catalogs of chemicals, other supplies and their manufacturers from hundreds of companies. Manufacturer listings have e-mail links and links to the manufacturer's own home pages where available. ChemConnect also maintains the Web's best list of e-journals in chemistry.

• {Chemcyclopedia}
  http://www.mediabrains.com/client/chemcyclop/BG1/search.asp
  This annual ACS publication provides searchable and browsable lists of various categories of commercially available chemicals from hundreds of companies, with links to manufacturer contact information. No prices or links to manufacturers home pages are given.

• {ChemExper}
  http://www.chemexper.com/
  This site provides a searchable catalog of chemicals from over twenty different chemical companies, searchable by name, molecular formula and CAS Registry Number. Records include basic physical data, availability information and MSDS from the U. of Utah database.

• ChemExpo - Virtual Trade Show
  http://www.chemexpo.com/
  This site contains a large searchable list of chemical companies and their products, with contact information for the companies, as well as a chemical industry news section.

• Dojindo Laboratories
  http://www.dojindo.co.jp/
  This site includes browsable and searchable catalogs of Dojindo's collection of bioscience and analytical reagents, as well as MSDS for all their products.

• Dow Chemical Co.
  http://www.dow.com/

• DuPont Company, Performance Lubricants
  http://www.lubricants.dupont.com/

• Eastman Chemicals
  http://www.eastman.com/
  This site includes contact and employment opportunities information. There is some property data on Eastman products available, but it is very poorly organized and difficult to locate or extract.

• {Fisher Scientific, Inc.}
  http://www.fishersci.com/
  Includes searchable catalogs for Fisher Scientific, Fisher Chemical, Acros Organics and Curtin Matheson. Materials Safety Data Sheets (MSDS) were formerly available, but that information has apparently been removed from the site.

• {Harris Specialty Chemicals}
  http://www.hsc-ss.com/index.html
  Includes a searchable catalog for their PCR research chemicals division.

• Hoechst AG
  http://www.hoechst.com/

• J.M. Huber Co.
  http://www.huber.com/
  J.M. Huber is principally a manufacturer of silicas, silicates and clays.

• {Lancaster Synthesis}
  http://www.rdchemicals.com/fine-chemicals/lancaster-synthesis.html
  Lancaster's web site includes contact and order information. The company's searchable catalog is not located at this site, but they do have a link to one at the WWW Chemicals site ({http://wwwlchem.com/Lancaster.html}) which provides CAS Registry Numbers, molecular formula and weight and a variety of physical data.

• Pilot Chemical Co.
  http://www.pilotchemical.com/
  Pilot Chemical is a custom surfactants manufacturer.

• SciQuest
  http://www.sciquest.com/
  SciQuest provides a searchable and browsable collection of links to a vast number of chemical and equipment suppliers. Users may enter as guests, or register as members free of charge.

• {Sherrod Research's List of Chemical, Pharmaceutical and Biotech Companies on the Web}
  http://www.sherrodresearch.com/links/lists.html
  Over 1200 company sites listed as of January, 1998.

• {Sigma-Aldrich Chemical Co.}
  http://www.sigmaaldrich.com/
  Sigma-Aldrich Chemical's web site features separate catalogs for Sigma, Aldrich and Fluka and others. They are crudely searchable by keyword. Some records have CAS Registry Numbers and physical chemical data and references. It also has information on Sigma's biochemical lines and SAF bulk chemicals, product information sheets for Sigma chemicals and the full text of recent issues of Aldrichimica Acta.

• WWW Chemicals
  http://www.chem.com/
  This web site provides a searchable chemical catalog for over twenty different chemical suppliers. The catalogs may be searched by individual company as well. There are also links to a variety of other useful information.

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Chemical Equipment Suppliers

• Beckman Instruments, Inc.
  http://www.beckman.com/

• Cole-Parmer Instrument Company
  http://www.coleparmer.com
  Cole-Parmer's site contains technical information on some of their products, including a chemical resistance guide for labware materials, and contact information. No online catalog as yet.

• {Hitachi Instruments}
  http://www.hitachi-hta.com/

• {Indigo Instruments}
  https://www.indigo.com/

• {LabGuide}
  http://pubs3.acs.org:8889/lg97/index.html
  This is the electronic version of the 1997/98 LabGuide issue of Analytical Chemistry, with contact information and links to the Web sites where available for a host of analytical equipment suppliers.

• Mettler-Toledo, Inc.
  http://www.mt.com/

• {Millipore On-Line Catalogue}
  http://catalog.millipore.com/scripts/millipore.dll/login/=user=Guest

• {Omega Engineering, Inc.}
  http://www.omega.com/
  Manufacturers of a wide variety of sensors and control devices.

• SciQuest
  http://www.sciquest.com/
  SciQuest provides a searchable and browsable collection of links to a vast number of chemical and equipment suppliers. Users may enter as guests, or register as members free of charge.

• Spectrocell
  http://spectrocell.com/
  A manufacturer of spectroscopic cells and cuvettes. This site contains a complete catalog with prices.

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Chemical Software Suppliers

• Advanced Chemistry Development, Inc.
  http://www.acdlabs.com/
  ACD produces chemical drawing and property prediction software. ACD/ChemSketch 1.0 is downloadable freeware. Currently, this site offers the {ACD/ILab} (http://www.acdlabs.com/ilab/) a structure-based property prediction software tool using a Web/Java interface. It is now available by subscription, but a free demo is available.

• {ARSoftware}
  http://www.ari.net/ars/
  ARSoftware offers a variety of software, mainly for thermodynamic and molecular modeling. Downloadable demo versions are available here.

• Bio-Rad Laboratories
  http://www.bio-rad.com/
  Bio-Rad, noted producer of life-science and analytical products, is also the owner of Sadtler, with databases for IR, Raman and NMR spectroscopy and Softshell, producers of ChemIntosh and ChemWindow structure drawing software. This site has ChemWeb, structure drawing software for creation of .gif files, available for free downloading.

• {CambridgeSoft
  http://www.cambridgesoft.com/
  CambridgeSoft (formerly Cambridge Scientific Computing) produces a wide variety of applications for desktop chemical computing, including ChemOffice, ChemDraw and ChemFinder. They also provide the {ChemFinder WebServer} free Internet database of chemical substance information at http://chemfinder.cambridgesoft.com/.

• {Chemical Concepts, GmBh.}
  http://www.chemicalconcepts.com/
  A division of Wiley/VSH, Chemical Concepts specializes in software for chemical structure elucidation from spectra.

• ChemInnovation Software
  http://www.cheminnovation.com/
  ChemInnovation offers a variety of chemical drawing, naming and molecular modeling software.

• {Chemistry Software and Information Resources}
  http://www.csir.org/
  A host of interesting links related to chemical software, including the Exchange below.

• {Chemistry Software Exchange}
  http://www.csir.org/
  A very extensive collection of links to a wide variety of chemistry software. If you don't find what you want in this article, be sure to try this site!

• ChemSW
  http://www.chemsw.com/
  Formerly WindowChem, ChemiSW is a producer and distributor of chemical software packages which run under Microsoft Windows.

• {Cherwell Scientific}
  http://www.cherwell.com/
  Cherwell is a publisher and distributor of a range of scientific software packages. This site includes downloadable demo packages.

• DAYLIGHT Chemical Information Systems, Inc.
  http://www.daylight.com
  Daylight provides a variety of chemical software applications and programming tools (primarily for the UNIX environment) and a number of chemical structure and reaction databases.

• ESM Software
  http://www.esm-software.com/
  ESM produces the TAPP thermophysical properties database and MAPP engineering materials properties database, as well as marketing related third party software.

• Galactic Industries Co.
  http://www.galactic.com/
  Galactic produces scientific software for the spectroscopy and chromatography communities. The site provides a variety of free demo software for downloading.

• {GraphPad Software, Inc.}
  http://www.graphpad.com/welcome.htm
  Producers of scientific graphing software.

• Hypercube, Inc.
  http://www.hyper.com/
  Hypercube specializes in molecular modeling software. This site includes a software archive of downloadable demos and macros for HyperChem.

• {Interactive Simulations, Inc.}
  http://www.intsim.com/
  Interactive Simulations specializes in molecular modeling and interaction simulation software.

• {Jandel Scientific Software}
  http://www.jandel.com/
  Jandel specializes in data analysis and presentation software. Their products include SigmaPlot and SigmaScan.

• {Macintosh Chemistry shareware and freeware at the University of Michigan}
  ftp://mac.archive.umich.edu/mac/misc/chemistry

• {MacroModel}
  http://www.schrodinger.com/
  MacroModel is a software package for molecular mechanics modeling of organic and bioorganic molecules.

• {MDL Informations Systems, Inc.}
  http://www.mdli.com/
  Manufacturer of ISIS systems, MACCS, REACCS, etc. A free version of ISIS/Draw is downloadable from this site.

• Media Cybernetics
  http://www.mediacy.com/
  Manufacturers of image analysis software, e.g. for reading of DNA analysis gels.

• {MicroSimulations}
  http://www.microsimulations.com/
  MicroSimulations manufactures a variety of molecular modeling software. Demo versions of their products are downloadable from this site.

• Model Science Software
  http://modelscience.com/
  "Chemistry Lab Simulations for the Classroom, the Laboratory and the Internet"

• {Molecular Simulations, Inc.}
  http://www.accelrys.com/about/history/msi.html
  MSI produces a variety of molecular modeling software. WebLab Viewer, a software package for 3-D viewing of molecular structures in a variety of file formats over the Internet, may be downloaded free of charge

• {MOLGEN}
  http://www.mathe2.uni-bayreuth.de/molgen/
  A suite of programs for molecular structure elucidation [PC]

• {MultiSimplex}
  http://www.multisimplex.com
  Software for sequential experimental design and optimization.

• {National Instruments}
  http://www.ni.com/
  Manufacturers of software and interfaces for PC, Mac and workstation data acquisition, testing and measurement.

• {Niles & Associates, Inc.}
  http://www.isiresearchsoft.com/
  Manufacturers of EndNote Plus bibliographic software.

• {Oxford Molecular Group}
  http://www.accelrys.com/about/history/oxmol.html
  Manufacturers of molecular design software. This page also has product information for CAChe Scientific, a subsidiary which produces structure-property relationship software.

• {Research Information Systems}
  http://www.isiresearchsoft.com/
  This division of ISI produces Pro-Cite and Reference Manager personal bibliographic database software. Free demo software is available.

• {Research Software Design}
  http://www.researchsoftwaredesign.com/
  Producers of Papyrus personal bibliographic database software. Free alpha or beta-test software may be available, depending on the status of their upgrade work.

• {Schrödinger, Inc.}
  http://www.psgvb.com/
  Manufacturers of Jaguar electronic structure calculation software (Hartree-Fock, etc.)

• Serena Software
  http://www.serenasoft.com/
  Manufacturers of molecular modeling software for personal workstations.

• {SPSS, Inc.}
  http://www.spss.com/
  Manufacturers of statistical analysis software.

• {Synopsys Scientific Systems}
  http://www.synopsys.co.uk/
  Synopsys produces software which works with Microsoft Access or Excel to create chemical structure databases. It also provides the free downloadable Accord Chemistry Viewer, a helper application which allows Web browsers to display chemical structures from a variety of file formats.

• {Trinity Software}
  http://www.hfk.com/trinity.html
  Trinity Software is a vendor of software for chemical education and research from a variety of manufacturers.

• Tripos, Inc.
  http://www.tripos.com/
  Tripos produces a wide array of molecular modeling and chemical database software. If you have a Java-enabled browser, you can try their Web-based "Sketch and Fetch" software, which allows online sketching of chemical structures, which can then be searched against several databases mounted at Tripos. The resulting structures can be viewed in VTML 3D images.

• Wavefunction, Inc.
  http://www.wavefun.com/
  Wavefunction produces the Spartan series of computational chemistry software and publishes books on computational chemistry.

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