IPC Subgroup
C09B 11/12 without any —OH group bound to an aryl nucleus
Introduced: September 1968
Last revised: January 2006
Full Title
Diaryl- or triarylmethane dyes > derived from triarylmethanes > Amino derivatives of triarylmethanes > without any —OH group bound to an aryl nucleus
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
4 direct subcodes
Child Classifications
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- C09B 11/14 Preparation from aromatic aldehydes, aromatic carboxylic acids or derivatives thereof, and aromatic amines
- C09B 11/16 Preparation from diarylketones or diarylcarbinols
- C09B 11/18 Preparation by oxidation
- C09B 11/2 Preparation from other triarylmethane derivatives