Method for making aminophenols and their amide derivatives

Details Method for making aminophenols and their amide derivatives Method for making aminophenols and their amide derivatives

1989-12-07

1991-02-05

Raymond, Richard L.

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

Organic compounds

Amino nitrogen containing

564143, 564144, C07C23102, C07C

Patent

active

049906712

ABSTRACT:
N-acylated dialkylaminophenols are produced at greater yields under mild reaction conditions by a novel in situ process which begins with catalytic hydrogenation of dialkylnitrosophenols in an aprotic organic reaction medium.

REFERENCES:
patent: 1978433 (1934-10-01), Major
patent: 3845129 (1974-10-01), Reid
patent: 3978131 (1976-08-01), Pawellek et al.
patent: 4152319 (1979-05-01), Kline
patent: 4205151 (1980-05-01), Dale et al.
patent: 4658054 (1987-04-01), Conley
Fieser et al., "Synthetic Organic Reagents", vol. 1, pp. 1109-1110 (1967).
Geigy, "Chemical Abstracts", vol. 62, p. 11834d (1965).
ICI, "Chemical Abstracts", vol. 64, p. 12602 (1966).

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