CPC Main Group
C09B 29/00 Monoazo dyes prepared by diazotising and coupling
10 direct subcodes
Child Classifications
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- C09B 29/02 from diazotised o-amino-hydroxy compounds
- C09B 29/06 from coupling components containing amino as the only directing group
- C09B 29/10 from coupling components containing hydroxy as the only directing group
- C09B 29/24 from coupling components containing both hydroxyl and amino directing groups
- C09B 29/32 from coupling components containing a reactive methylene group
- C09B 29/34 from other coupling components