DIFF Subgroup
C09B 1/51 N-substituted amino-hydroxy anthraquinone
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Dyes with an anthracene nucleus not condensed with any other ring > Amino-hydroxy anthraquinones; Ethers or esters thereof > N-substituted amino-hydroxy anthraquinone
CPC:
Dyes with anthracene nucleus not condensed with any other ring > Amino-hydroxy-anthraquinones; Ethers and esters thereof > N-substituted amino-hydroxy anthraquinone
Of 4 combined children, 3 exist in both systems.
1 codes are CPC-only extensions.
2 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1974.
Child Classifications
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- C09B 1/514 N-aryl derivatives (N-aralkyl derivatives C09B1/515) since 1974 +1 CPC IPC+CPC Available in IPC and CPC
- C09B 1/515 N-alkyl, N-aralkyl or N-cycloalkyl derivatives since 1974 +1 CPC IPC+CPC Available in IPC and CPC