Process for the preparation of stilbazolium salts

Details Process for the preparation of stilbazolium salts Process for the preparation of stilbazolium salts

1993-06-17

1994-11-01

Bond, Robert T.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546348, 546349, 546352, C07D21318

Patent

active

053609115

ABSTRACT:
A novel process is disclosed for producing stilbazolium salts. Said novel process employs a heterocyclic amine catalyst, such as pyrrolidine, an alkylated pyridine salt and a substituted benzaldehyde which unexpectedly results in increased reaction rates and product yields.

REFERENCES:
patent: 3085935 (1963-04-01), Phillips et al.
J. Org. Chemistry, 49, 2546-51, 1984.

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