DIFF Subgroup
C09B 1/22 Dyes with unsubstituted amino groups
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Dyes with an anthracene nucleus not condensed with any other ring > Amino anthraquinones > Preparation from starting materials already containing the anthracene nucleus > Dyes with unsubstituted amino groups
CPC:
Dyes with anthracene nucleus not condensed with any other ring > Amino-anthraquinones > Preparation from starting materials already containing the anthracene nucleus > Dyes with unsubstituted amino groups
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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