3-amino-4-nitrophenols, the process for preparation thereof and

Details 3-amino-4-nitrophenols, the process for preparation thereof and 3-amino-4-nitrophenols, the process for preparation thereof and

1990-06-19

1991-05-14

Raymond, Richard L.

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

Organic compounds

Amino nitrogen containing

564441, 568587, 568652, C07C21300

Patent

active

050157698

ABSTRACT:
New 3-amino-4-nitrophenols, the process for preparation thereof and their use in dyeing keratinous fibers, and new intermediate 4,5-dinitrophenols.

REFERENCES:
patent: 1792716 (1931-02-01), Stockelbach
patent: 4609759 (1986-09-01), Carr
Parijs, A. H., Rec. Trav. Chim., vol. 49, pp. 45-56, (1930).

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