Process for the preparation of 2,2'-bipyridyls

Details Process for the preparation of 2,2'-bipyridyls Process for the preparation of 2,2'-bipyridyls

1993-06-22

1995-05-16

Springer, David B.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546257, C07D40104

Patent

active

054162173

ABSTRACT:
Processes for the preparation of 2,2'-bipyridyls by reacting a pyridine base in the presence of an elemental nickel catalyst, along with an effective amount of borohydride salt and ammonium hydroxide to reduce the inactivation of the nickel catalyst during the reactions.

REFERENCES:
patent: 4966972 (1990-10-01), Goe et al.
patent: 5221747 (1993-06-01), Goe et al.

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