DIFF Main Group
C09B 45/00 Complex metal compounds of azo dyes
Introduced: September 1968
IPC and CPC are identically structured here. All 5 subcodes exist in both systems.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- C09B 45/02 Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups +1 CPC IPC+CPC Available in IPC and CPC
- C09B 45/34 Preparation from o-monohydroxy azo compounds having in the o'-position an atom or functional group other than hydroxyl, alkoxy, carboxyl, amino or keto groups IPC+CPC Available in IPC and CPC
- C09B 45/38 Preparation from compounds with —OH and —COOH adjacent in the same ring or in peri position IPC+CPC Available in IPC and CPC
- C09B 45/48 Preparation from other complex metal compounds of azo dyes +3 CPC IPC+CPC Available in IPC and CPC