A learning file LCA is available. References were added to this file from the CA 6th and 7th Collective indexes. CAS Registry Numbers are searchable. Sources for CIN include both U.S. and non-U.S. journals, trade magazine, newspapers, and newsletters. Bibliographic information, indexing terms, titles, abstracts, CAS Registry Numbers, and chemical names are searchable.
Structures are searchable and displayable.
Bibliographic information, abstracts, and in-depth substance and subject indexing of the original CA file record are displayable. The LC field indicates other STN files that contain information on the substance and indicates regulatory listings where the substance may occur.