Free online classified ads and job posting at Astanda.com
...
http://www.cas.org/
Chemical Abstracts Service (CAS)Provides pathways to published research in the worlds journal and patent literature through tools such as SciFinder, SciFinder Scholar and STN. CAS databases provide access to over 25 million documents, 26 million chemical substances, and 56 million sequences.
http://jchemed.chem.wisc.edu/
Geared towards those who subscribe to the print version of the Journal, but has information, articles and reviews for nonsubscribers as well.
http://www.rsc.org/
The leading organisation in Europe for advancing the chemical sciences. Activities span education and training, conferences and science policy, and the promotion of the chemical sciences to the public.
http://www.atsdr.cdc.gov/search
Searchable database for publications and resources about the effect of hazardous substances on public health and the environment.
http://ccinfoweb.ccohs.ca/
Offers subscriptions to chemical databases as well as free access to Chemindex.
http://www.cefic.org/
Cefic European Chemical Industry Council: information about chemical industry and chemistry applications, health, safety and environmental aspects, research, science, innovation, international trade, economics, educational programmes, EU Enlargement
http://www.chem4kids.com/
Basics of chemistry for all ages. It has sections on atoms, matter, the periodic table, and reactions.
A meta-listing of chemistry indiciesa subsection of Links for Chemists.
http://chem.sis.nlm.nih.gov/chemidplus/
A free database of 350000 chemical compounds. Records consist of name, synonyms, CAS number, molecular formula, and direct links to biomedical resources. Included also over 100000 structures. Searchable by substructure with free Chime plugin.
http://www.chemie.de
An information service for the German chemistry community. It provides search engines for chemistry and various databases for chemical information.
http://www.chemindustry.com
Providing information on all facets of the world-wide chemical industry. Many links to web resources of interest to chemists and the chemical industry.
http://www.chemjobs.net/
Positions for chemists in the chemical industry and academia. Also carries vacancies in positions allied to chemistry, e.g from the biochemical and the pharmaceutical sectors.
http://chemnetbase.com
Online access to major chemical reference works from Chapman and Hall/CRC including Combined Chemical Dictionary (CCD), The Handbook of Chemistry and Physics, Polymers: A Property Database, Properties of Organic Compounds.
http://www.chemjob.nl
ChemJob is a job bank with vacancies in the chemistry for Netherlands only.
http://www.chemsoc.org/
Online networks in specialist areas, science, industry and product news, a comprehensive events database, job centre, access to major references, and society resources.