Diphenylamines for dyeing keratinous fibers

Details Diphenylamines for dyeing keratinous fibers Diphenylamines for dyeing keratinous fibers

1975-09-30

1977-08-16

Demers, Arthur P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

8 102, 8 11, 260396N, 260553A, 260562A, 260562P, 260573, 260 4221, 424 71, C07C 9142

Patent

active

040426270

ABSTRACT:
Diphenylamines of the formula ##STR1## wherein R.sub.1 and R.sub.2 each independently represent hydrogen, halogen or lower alkyl containing 1-4 carbon atoms with at least one of R.sub.1 and R.sub.2 being other than hydrogen; R.sub.3, R.sub.4, R.sub.5, R.sub.6, and R.sub.7 each independently represent hydrogen or lower alkyl optionally substituted with hydroxy, carbamyl, piperidinyl or acylamino; R.sub.3 and R.sub.6 or R.sub.4 and R.sub.7 also optionally forming together with the carbon and nitrogen atoms to which they are attached, a dihydrooxazine or pyrroline heterocycle; and Z represents amino, acylamino or hydroxy; and the acid salts of said diphenylamines. These diphenylamines are usefully employed in cosmetic compositions for the hair including hair dye compositions and hair setting lotion compositions.

REFERENCES:
patent: 3443943 (1969-05-01), Rogers
patent: 3471576 (1969-10-01), Klesper et al.

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