Substituted p-aminophenol, process of preparation and use in dye

Details Substituted p-aminophenol, process of preparation and use in dye Substituted p-aminophenol, process of preparation and use in dye

1998-11-03

1999-11-09

Liott, Caroline D.

Bleaching and dyeing; fluid treatment and chemical modification

Dyeing involving animal-derived natural fiber material ,...

Hair dyeing

8421, 564418, 564420, 564423, 564443, A61K 713, C07C21576, C07C20936

Patent

active

059805846

ABSTRACT:
The novel primary intermediate, 1-(5-amino-2-hydroxyphenyl)ethane-1,2-diol and a method for producing same, are disclosed. The novel intermediate can be employed as a replacement for p-aminophenol in oxidation dye formulations.

REFERENCES:
patent: 4997451 (1991-03-01), Clausen et al.
patent: 5047066 (1991-09-01), Mano et al.
patent: 5344463 (1994-09-01), Chan et al.
patent: 5364413 (1994-11-01), Junino et al.
patent: 5703266 (1997-12-01), Lagrange et al.
patent: 5752983 (1998-05-01), Audousset et al.
patent: 5814106 (1998-09-01), Audousset
English language translation of EP 182, 187, Wella, pp. 1-18, May 1986.

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