Nitroaniline dyes with a cyano substituent group

Details Nitroaniline dyes with a cyano substituent group Nitroaniline dyes with a cyano substituent group

1990-10-11

1991-06-18

Barr, Josephine

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

8405, 8406, 8408, 8428, A61K 713

Patent

active

050246739

ABSTRACT:
The novel dye compound ##STR1## wherein R.sub.1 and R.sub.2, which may be the same or different are hydrogen, alkyl, hydroxyalkyl polyhydroxyalkyl, alkoxyalkyl, hydroxyalkoxyalkyl and amino alkyl, the alkyl group and the alkoxy group having from 1 to 6 carbons, and R.sub.3 is a compatible substituent group, for example, hydrogen, alkyl, hydroxy, hydroxylalkyl and halogen. The dye compound is especially useful in hair dye compositions containing same.

REFERENCES:
patent: 3909190 (1975-09-01), Saygin
patent: 4098812 (1978-07-01), Lutz et al.
Chem. Abs., vol. 58 (1963), 9086e.
Wilshire, Aust. J. Chem., 1967, vol. 20, pp. 2269-2273.
Appleton et al., Aust. J. Chem., 1970, vol. 23, pp. 1667-1677.

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