Diphenylamines for dyeing keratinous fibers

Details Diphenylamines for dyeing keratinous fibers Diphenylamines for dyeing keratinous fibers

1977-05-18

1978-09-05

Randolph, John D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Chalcogen in the nitrogen containing substituent

C07D26514

Patent

active

041122291

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: 2909430 (1959-10-01), Rogers
patent: 3787174 (1974-01-01), Kalopissis et al.
patent: 3792090 (1974-02-01), Kalopissis et al.
patent: 3853464 (1974-12-01), Kalopissis et al.
patent: 3867094 (1975-02-01), Kalopissis et al.
patent: 4042627 (1977-08-01), Kalopissis et al.

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