Production of carboxylic acids from nitriles

Details Production of carboxylic acids from nitriles Production of carboxylic acids from nitriles

1978-12-13

1980-07-22

Torrence, Dolph H.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

260465D, 562484, 562490, 562493, C07C 6324, C07C 6326, C07D21355

Patent

active

042140870

ABSTRACT:
A nitrile, such as terephthalonitrile or nicotinonitrile is hydrolyzed, in the vapor phase, in the presence of a solid acid catalyst, with ammonia which is evolved in the reaction and absorbed by the catalyst being stripped from the catalyst to reduce the production of intermediate amide products.

REFERENCES:
patent: 3492345 (1970-01-01), Neugebauer et al.
patent: 4116967 (1978-09-01), Gelbein et al.

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