Process for the preparation of 4,5,6-trichloropyrimidine

Details Process for the preparation of 4,5,6-trichloropyrimidine Process for the preparation of 4,5,6-trichloropyrimidine

1990-01-11

1991-09-24

Ford, John M.

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

C07D23930

Patent

active

050515071

ABSTRACT:
New process for the preparation of 4,5,6-trichloropyrimidine, characterized in that a protonated dialkylaminopropionitrile of the general formula I ##STR1## in which R is C.sub.1 -C.sub.4 -alkyl and an.sup.- is an anion is treated with chlorine in an inert solvent in the presence of organic catalysts or PCl.sub.3 or PCl.sub.5.

REFERENCES:
patent: 3509032 (1970-04-01), Beck et al.
patent: 3920649 (1975-11-01), Beck et al.

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