Process for the preparation of 3-cyano-4-aminoacetophenones

Details Process for the preparation of 3-cyano-4-aminoacetophenones Process for the preparation of 3-cyano-4-aminoacetophenones

1985-04-17

1986-04-08

Torrence, Dolph H.

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

Organic compounds

Nitriles

558422, C07C12178

Patent

active

045811776

ABSTRACT:
A new process is disclosed for preparing 3-cyano-4-aminoacetophenone which, starting from 3-cyano-4-acetamidoacetophenone, enables this compound to be produced on an industrial scale in high yields.
3-Cyano-4-aminoacetophenone is an intermediate product for the preparation of 2-amino-5-[1-hydroxy-2-(alkyl- or dialkyl-amino)ethyl]benzonitriles which show .beta..sub.2 -mimetic activities and may be used as feed additives.

REFERENCES:
patent: 4404222 (1983-09-01), Baker et al.
A. Graham, Synthetic Communications 10(3)241-24 (1980).

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