Hair dyes containing amino-nitrobenzoic acid or amino-nitrobenze

Details Hair dyes containing amino-nitrobenzoic acid or amino-nitrobenze Hair dyes containing amino-nitrobenzoic acid or amino-nitrobenze

1985-07-08

1986-10-28

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

8423, 8649, 260509, 546184, 546232, 562437, 544166, 544167, A61K 713, C07C10152, C07D29508

Patent

active

046196668

ABSTRACT:
Hair coloring preparations containing substantive hair dyes corresponding to the following general formula ##STR1## in which A is an SO.sub.3 H group or a COOH group, and R.sup.1 and R.sup.2 are hydrogen or other substituents, show high fastness properties and favorable toxicological properties. The substantive hair dyes are preferably present in the hair coloring preparations in a quantity of from 0.01 to 5.0% by weight, optionally in conjunction with known oxidation hair dye precursors.

REFERENCES:
patent: 3168442 (1965-02-01), Brunner et al.
patent: 4066457 (1978-01-01), Panasik et al.
patent: 4189589 (1980-02-01), Meyer et al.
patent: 4417896 (1983-11-01), Bugaut et al.
J. Martin et al., J. Chem. Soc. Perkin I, 1974, 2451-2458.
J. F. Corbett in Venkataraman's "the Chemistry of Synthetic Dyes", vol. V (Academic Press), 1971, pp. 508-512.

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