Method for preparing 4,4' difluorobiphenyl

Organic compounds -- part of the class 532-570 series – Organic compounds – Halogen containing

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570129, C02C 1726

Patent

active

047757647

ABSTRACT:
An improved method for preparing 4,4' difluorobiphenyl by reacting a parafluorinated Grignard reagent and a parafluorinated halophenyl in solution and in the presence of free palladium producing catalysts is disclosed.

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