DIFF Subgroup
C09B 3/32 by halogenation
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Dyes with anthracene nucleus condensed with one or more carbocyclic rings > Dibenzanthrones; Isodibenzanthrones > Preparation from starting materials already containing the dibenzanthrone or isodibenzanthrone nucleus > by halogenation
CPC:
Dyes with an anthracene nucleus condensed with one or more carbocyclic rings > Dibenzanthrones; Isodibenzanthrones > Preparation from starting materials already containing the dibenzanthrone or isodibenzanthrone nucleus > by halogenation
No child classifications to compare. This is a leaf node in both IPC and CPC.