Sulfur-containing nitroaminobenzene dyes, process and hair dye compositions
 Novel sulfur containing nitroamino benzene dyes of formula: ##STR1## and salts thereof wherein (a) R.sub.1 and R.sub.2 are the same or different and are selected from the group consisting of alkyl, hydroxyalkyl, polyhydroxyalky, aminoalkyl, monoalkylamioalkyl and dialkylaminoalkyl, PA1 wherein PA1 (b) n is 0, 1 or 2, and wherein PA1 (c) the group ##STR2## occupies a position that is meta or para to the group-NHR.sub.1 ; a process for synthesizing these compounds and their use as direct dyeing hair dyes are being disclosed. 
Clairol Incorporated
A A A
A61Q A61K A61K
inventional inventional inventional
Mu-Ill James S.
Lim Anderson