General resources
Videnskab.dk
The national Danish research resource, an independent web medium. Videnskab.dk was established by the Universities and has a wide coverage, from cultural history and social sciences to technology and natural sciences.
ChemCenter
Website for the American Chemical Society.
Chemfinder
A collection of databases, some with free access, others commercial. Search for chemical stoffer here.
ChemSpider
Structured information on chemistry. Gives access to millions of chemicals and hundreds of resources. Provided by the Royal Society of Chemistry.
ChemSpider syntheticPages
eMolecules
Find suppliers and information for more than eight million chemicals.
Scirus
Search for websites on 'Science'. Searches can be specified in many different ways.
Yahoo.Chemistry index
Sites on individual subjects
Drugs.com
News and articles on drugs for both consumers and professionals. Medical og pharmaceutical news. Uses and approval of medicines and results from clinical tests.
Chemdex
4000 global links for all areas of chemistry. Institutions, firms, chemical disciplines, databases, software, periodicals. Several have brief annotations.
Fagenes Infoguide-Kemi
Chemistry links intended mainly for school teachers. Many links are relevant for research and university education as well. Arranged by subject. Links are selected by subject specialists. 'Fagenes Infoguide' was established by the Ministry of Education in1997.
PSIgate
PSIgate is a free service providing access to high-quality web resources on the areas of astronomy, chemistry, earth sciences, material science, research history and politics. (English language)
SeparationsNOW.com
Website for all aspects of separationsvidenskab, giving resources and services. Provided by Wiley Publishers, free access.
SpectroscopyNOW.com
Website for all aspects of spectroscopy, giving resources and services. Provided by Wiley Publishers, free access.
Name Reactions in Organic Chemistry
Is maintained by The Organic Chemistry Portal. Lists reaction mechanism, detailed descriptions and references for most reactions.
nanotek.nu
A popular scientific website on nanotechnology for high schools.
Provided by NanoScience Center at the University of Copenhagen.
Chemicals (and dangerous chemicals)
Kemibrug
System of databases registering chemical and blandinger. Has instructions on use and security.
Used at SDU. Updated by the Technical University of Denmark.
Only parts of the base have public access.
Webelements.com
The Periodical System on the web
Chemfate
Environmental chemistry reference database. Particularly dealing with the fate of chemicals in nature.
Kemikalieberedskabet
Website from the Danish Emergency Management Agency (DEMA). Contains information on dangerous chemicals, based on the two series of books, »Førsteindsats ved kemikalieuheld« and »Indsatskort for kemikalieuheld«.
KIROS Kemisk Institut, Århus Universitet.
Register security data for chemicals. R- og S-sentences for more than 5400 chemicals
Sikker kemi
Has links on security data and rules for chemicals. The page is published and maintained by 'Sikkerhedsudvalget for Kemiske Industrier', which also edits "Kemikalier og Sikkerhed" (K&S) published by 'Ingeniøren|bøger'.
Periodicals and articles
Dansk Kemi
Homepage for the periodical Dansk Kemi
Aktuel Naturvidenskab
Homepage for the periodical Aktuel Naturvidenskab
Chemweb
Preprint server
Nature
Naturens verden
Scientific American
Lists of electronic periodicals
Newjour
Access to more than 2000 elektronic journals and newsletters
Publist
150,000 magazines, periodicals, newsletters and other andre periodicals online on the Internet. Mentions the publishers and web address of the periodicals, if they can be found on the basis of a search for title, issn or abbreviated title. The base is in English and has public access.
Cassi
The Cassi database contains publications indexed by CAS (Chemcal Abstract Service) since 1907.
The base Chemical Abstracts can be searched via Scifinder- see the library list of databases
Includes scientific and technical periodicals as well as other types of publlications.
Contains titles, abbreviations and periods of publication.
Updated annually.
Collections of tables
Acronymfinder
List of current abbreviations.
NIST Chemistry WebBook.
Thermochemical data for more than 7000 organic and inorganic chemicals with low molecular weight: enthalpy, heat capacity,
entropy, phase transitions, vapour pressure etc. IR and MS spektra.
NIST reference on Constants Units and Uncertainty.
Database of fundamental physical and chemical constants.
Webelements
Web version of the Periodical System.
Nomenclature
IUPAC
Compendium of Chemical Terminology contains more than 7,000 terms.
Data: Physics and Chemistry
Materials Handbook.
A concise desktop reference. F. Cardelli. Springer 2008.
Physical and chemical properties of all classes of materials.
Nist WebBook
Provides access to the data collection of the National Institute of Standards and Technology. It contains:
Thermochemical data for more than 5000 organic and inorganic chemials of low molecular weight.
Data on reactions and thermoc thermochemical poperties for more than 8000 reactions. IR spectrums for more
than 5000 compounds. Mass spectres for mor than 10,000 compounds. Electronic/vibrational spectra for
more than 2000 compounds. Constants for diatomic molecules (spectroscopic data) for more than 600 compounds.
Index to Property data
Index of data for physical and chemical properties
Toxicology
International Program on Chemical Safety(IPCS)
IPCS INCHEM provides acces to international peer-reviewed information on commonly used chemicals which
are found as pollutants in the environment or in foodstuffs. Developed in cooperation with UNEP, WHO and ILO.
Material Safety Data Shets (MSDS)
More than 1/4 of a million data sheets on products
National Institute of Occupational Health (NIOSH)
Homepage of the American Institute of Occupational Health. Gives access to International Chemical Safety Cards (ICSC) and Registry
of Toxic Effects of Chemical Substances (RTECS).
Toxnet
Includes Toxline Special with more than 3 million referencer on toxicological data from Riskline, BIOSIS, NIOSH, MEDLINE,
HSDB, NTIS, International Pharmaceutical Abstracts and many others
Various Internet Resources
Espacenet
Espacenet is an European database with free Internet access, where you may search 50 millioner patents and utility models.
National and international patents are included. Many of the patents are found in fulltext versions. Coverage: from 1836-.
Organisk kemi . Organic Syntheses
Web access to all 77 volumes and 9 "collektive" volumes of the standard reference work "Organic Syntheses". Can be searched via
CAS-nr., author, structure drawing, etc.
PubChem
In PubChem you may search for information on molecular biological activity. It forms a part of NIHs (National Institute of
Health) 'Molecular Libraries Roadmap Initiative'.
SDBS Integrated Spectral Data Base System for Organic Compounds
SDBS is an integrated spectral database for organic compounds. 6 different types of spectra: EI mass, 1H decoupled 13C NMR,
1H NMR pattern (90 and/or 400 MHz), 1H NMR parameter (300 MHz pattern generated), FT-IR, laser-Raman, and ESR.
NIAIST Japan