4-(N-ethyl-N-2-hydroxyethyl)-amino-1-(2 hydroxyethyl)-amino-2-ni

Details 4-(N-ethyl-N-2-hydroxyethyl)-amino-1-(2 hydroxyethyl)-amino-2-ni 4-(N-ethyl-N-2-hydroxyethyl)-amino-1-(2 hydroxyethyl)-amino-2-ni

1988-09-12

1990-05-01

Warren, Charles F.

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

564441, C09B 5100, C07C 9140

Patent

active

049215043

ABSTRACT:
The compound 4-(N-ethyl-N-2'-hydroxyethyl)-amino-1-(2"-hydroxyethyl)-amino-2-nitrobenze ne, having the formula: ##STR1## is provided for use as a blue coloring nitro dye in a hair dyeing composition that may be directly applied to hair without the use of oxidation agents.

REFERENCES:
patent: 3274249 (1966-09-01), Brunner et al.
Colour Index, third Edition, vol. 4, published by The Society of Dyers and Colourists.
J. C. Johnson, Hair Dyes, Noyes Data Corp., Park Ridge (U.S.A.) (1973).

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