CPC Subgroup
C09B 11/04 derived from triarylmethanes
Full Title
Diaryl- or thriarylmethane dyes > derived from triarylmethanes
3 direct subcodes
Child Classifications
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- C09B 11/06 Hydroxy derivatives of triarylmethanes in which at least one OH group is bound to an aryl nucleus
- C09B 11/10 Amino derivatives of triarylmethanes
- C09B 11/26 Triarylmethane dyes in which at least one of the aromatic nuclei is heterocyclic