IPC Main Group
C09B 3/00 Dyes with anthracene nucleus condensed with one or more carbocyclic rings
Introduced: September 1968
Last revised: January 2006
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
9 direct subcodes
Child Classifications
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- C09B 3/02 Benzanthrones
- C09B 3/14 Perylene derivatives
- C09B 3/22 Dibenzanthrones; Isodibenzanthrones
- C09B 3/4 Pyranthrones
- C09B 3/5 Dibenzopyrenequinones
- C09B 3/58 Benzanthraquinones
- C09B 3/6 Anthanthrones
- C09B 3/7 Benzo-, naphtho-, or anthra-dianthrones
- C09B 3/78 Other dyes in which the anthracene nucleus is condensed with one or more carbocyclic rings