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PCE
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Search for IPC and CPC classification codes or keywords
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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  • C09B 1/24 sulfonated IPC+CPC Available in IPC and CPC