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IPC Subgroup
C09B 1/56

Mercapto-anthraquinones

Introduced: September 1968

Last revised: January 2006

Full Title

Dyes with an anthracene nucleus not condensed with any other ring > Mercapto-anthraquinones

Classification Context

Section:
CHEMISTRY; METALLURGY
Class:
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
Subclass:
ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES

2 direct subcodes

Child Classifications

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  • C09B 1/62 with mercapto groups substituted by a heterocyclic ring