This is a searchable directory of thousands of chemistry related sites, including general chemistry, organizations, web portals, professional and learned societies, government agencies and chemical data.
Organic Chemistry Resources Worldwide
This gateway collects and annotates useful organic chemistry Web sites. Resources are divided into sections on the literature, laboratory resources, spectroscopy and spectrometry, nomenclature and teaching, and conferences and organizations.
NIST Virtual Library: Chemistry
This site provides access to comprehensive and reliable information related to chemistry organized thematically. It includes links to databases, NIST data, associations, institutions and societies, safety information, and other web resources.