Process using alkali fusion for decyanation of tert.-nitriles

Details Process using alkali fusion for decyanation of tert.-nitriles Process using alkali fusion for decyanation of tert.-nitriles

1976-06-21

1978-03-14

Jiles, Henry R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

26029369, 544124, 260570R, C07D21182

Patent

active

040790614

ABSTRACT:
An improvement in the decyanation of tertiary nitriles comprises the alkali fusion of the nitriles. Exemplary are the preparation of chlorpheniramine and brompheniramine by heating the respective nitriles in liquid sodium or potassium hydroxide at from 100.degree.-200.degree..

REFERENCES:
patent: 3116297 (1963-12-01), Kasper et al.
Frankoski et al., Analytical Chemistry, vol. 44, pp. 2078 to 2080, (1972).

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