Chemfinder Chemical Directory
Science, Chemistry, Chemical Databases - Chemfinder Chemical Directory. Directory of chemicals, physical properties, and Internet links.
http://chemfinder.cambridgesoft.com/
Organic Syntheses Website
Science, Chemistry, Chemical Databases - Organic Syntheses. Free electronic version of printed Organic Syntheses series - detailed reliable experimental methods for the synthesis of organic compounds.
http://orgsyn.org