Method for the manufacture of 3,4'-diaminodiphenyl ether

Details Method for the manufacture of 3,4'-diaminodiphenyl ether Method for the manufacture of 3,4'-diaminodiphenyl ether

1994-01-18

1995-07-18

O'Sullivan, Peter

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

Organic compounds

Amino nitrogen containing

564273, 564399, 564406, 564430, 564443, C07C20936

Patent

active

054343089

ABSTRACT:
A method of dehydrogenating 3-amino-2-cyclohexene-1-one with a supported palladium or palladium-platinum catalyst in a solvent in the presence of base to produce 3-aminophenol and its use directly without purification to produce 3,4'-oxydianiline.

REFERENCES:
patent: 3634519 (1972-06-01), Bentz
patent: 4329503 (1982-05-01), Bauer et al.
patent: 4663484 (1987-05-01), Horstmann

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