DIFF Subgroup
C07C 17/20 of halogen atoms by other halogen atoms
Introduced: September 1968
Full Title
Preparation of halogenated hydrocarbons > by replacement by halogens > of halogen atoms by other halogen atoms
Of 2 combined children, 1 exist in both systems.
1 codes are CPC-only extensions.
IPC defines codes here since 1995.
Child Classifications
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- C07C 17/21 with simultaneous increase of the number of halogen atoms since 1995 IPC+CPC Available in IPC and CPC