Process for hydrolyzing nitriles

Details Process for hydrolyzing nitriles Process for hydrolyzing nitriles

1985-06-20

1986-12-16

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

560100, 562490, C07C 6334

Patent

active

046298088

ABSTRACT:
A 6-alkoxy-5-trifluoromethyl-1-cyanonaphthalene is hydrolyzed to the corresponding acid in high yield by reacting it with an aqueous alcoholic base under moderate pressure at a temperature of about 115.degree.-130.degree. C. A preferred nitrile is 6-methoxy-5-trifluoromethyl-1-cyanonaphthalene, preferred bases are sodium and potassium hydroxides, utilizable alcohols are alkanols containing 1-3 carbons, and preferred pressures are in the range of about 90-110 psi.

REFERENCES:
patent: 2361576 (1944-10-01), Tomlinson, Jr.
patent: 4174452 (1979-11-01), Gelbein et al.
patent: 4214087 (1980-07-01), Fanelli et al.
patent: 4560794 (1985-12-01), Foster
patent: 4562286 (1985-12-01), Foster
patent: 4590010 (1986-05-01), Ramachandran

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