The CAS Source Index (CASSI) Search Tool is an online resource intended to support researchers and librarians who need accurate bibliographic information. Use this complimentary tool to quickly identify or confirm journal titles and abbreviations for publications indexed by CAS since 1907, including serial and non-serial scientific and technical publications.
ChemSpider SyntheticPages is a free database of practical procedures for research workers in synthetic chemistry, written by chemists for chemists.
Provides detailed, reliable, and carefully checked procedures for the synthesis of organic compounds.
Includes spectra for many compounds, and references to spectra for most compounds.
NMRshiftDB2 is a NMR database (web database) for organic structures and their nuclear magnetic resonance (nmr) spectra..