Quaternarization of dipyridyl acetate to N,N'-dimethyl-4,4'-dipy

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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C07D21322

Patent

active

041476972

ABSTRACT:
A process is disclosed for quaternarizing 4,4'-dipyridyl diacetate to N,N'-dimethyl-4,4'-dipyridylium dihalide by reaction with an alkyl halide, preferably a lower alkyl halide such as methyl chloride, the reaction being carried out by:

REFERENCES:
patent: 3864352 (1975-02-01), Colchester et al.

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