Preparation of P,P'-oxybis(aniline)

Details Preparation of P,P'-oxybis(aniline) Preparation of P,P'-oxybis(aniline)

1987-04-23

1989-08-08

Raymond, Richard L.

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

Organic compounds

Amino nitrogen containing

564393, 564430, C07C 85147

Patent

active

048555037

ABSTRACT:
Oxybisaniline is prepared in high yield by reacting a hydroxylamine with a polycarboxylic diphenyl ether in the presence of an inorganic acid. The acid groups are directly converted to amine groups. By-products of the reaction are negligible.

REFERENCES:
patent: 3140316 (1964-07-01), Towle
patent: 3175007 (1965-03-01), Berhenke
patent: 3914310 (1975-10-01), Frick et al.
patent: 4539428 (1985-09-01), Merrell et al.
patent: 4551551 (1985-11-01), Inskip
Snyder, H. R. Journal of the American Chemical Soc. (1953), vol. 75, pp. 2014-2015.

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