Process for the preparation of certain substituted biphenyl tetr

Details Process for the preparation of certain substituted biphenyl tetr Process for the preparation of certain substituted biphenyl tetr

1991-11-01

1993-10-12

Springer, David B.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548250, 548110, C07D25704

Patent

active

052527530

ABSTRACT:
A process for producing a compound of formula I: ##STR1## comprising reacting 5-(2-fluorophenyl)-1H-tetrazole with a Grignard reagent to produce the desired product is disclosed. Novel compounds produced by this process for use as intermediates in making certain angiotension II antagonists are also disclosed.

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