DIFF Subgroup
C09B 43/18 by acylation of hydroxyl group
Introduced: September 1968
Title
Titles differ between systems:
IPC: by acylation of hydroxy groups
CPC: by acylation of hydroxyl group
Full Title
Full titles differ between systems:
IPC:
Preparation of azo dyes from other azo compounds > by acylation of hydroxy groups
CPC:
Preparation of azo dyes from other azo compounds > by acylation of hydroxyl group
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
2 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1980.
Child Classifications
Navigate with arrow keys, Enter to open
- C09B 43/20 with monocarboxylic acids, carbamic acid esters or halides, mono- isocyanates or haloformic acid esters since 1980 +4 CPC IPC+CPC Available in IPC and CPC
- C09B 43/24 with formation of —O—SO2—R or —O—SO3H radicals since 1980 IPC+CPC Available in IPC and CPC