Borate reduction of nitrophenols

Details Borate reduction of nitrophenols Borate reduction of nitrophenols

1979-07-02

1981-04-28

Doll, John

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

Organic compounds

Amino nitrogen containing

564418, 564443, C07C10332, C07C 8900, C07C 8511

Patent

active

042645263

ABSTRACT:
A process for the direct production of aminophenol and N-acetyl-p-aminophenol from nitrophenols using a borate ion additive during hydrogenation to eliminate undesirable by-products and color formation.

REFERENCES:
patent: 2799692 (1957-07-01), Croxall et al.
patent: 2945870 (1960-07-01), Young
patent: 3042719 (1962-07-01), Hahn et al.
patent: 3076030 (1963-01-01), Freifelder
patent: 3177256 (1965-04-01), Holtzclaw et al.
Wertheim, "Organic Chemistry", 3rd Edition, pp. 490-491, (1954).

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