NOVEL NITROAMINOPHENOLS, PROCESS FOR THEIR PREPARATION AND THEIR USE IN DYEING KERATIN FIBERS, NEW INTERMEDIATE NITROAMINOBENZENES AND THEIR USE IN DYING KERATIN FIBERS

摘要

P THE INVENTION CONCERNING A NITROAMINOPHENOL OF FORMULA: BR/ (CF DRAWING IN BOPI) BR/ IN WHICH Z DESIGNED -CHW, W REPRESENTING H, ALKYL IN CC, HYDROXYALKYL IN CC, POLYHYDROXYALKYL IN CC, ALCOXY (CC) ALKYL (CC), HYDROXYALCOXY (CC) ALKYL (CC) AND R DESIGN H, ALKYL (CC) HYDROXYALKYL IN CC, POLYHYDROXYALKYL IN CC OR ALCOXY (CC) ALKYL (CC), / P P SOUND PROCESS FOR PREPARING AND THE INTERMEDIATE COMPOUND OF FORMULA: BR/ (CF DRAWING IN BOPI) BR/ OR R DESIGNS HYDROXYALKYL IN CC, POLYHYDROXYALKYL IN CC OR ALCOXY (CC) ALKYL (CC) AND PROCESS FOR PREPARATION THEREOF. / P P THE DYES OF FORMULA I AND II ARE USED IN DIRECT STAINING OF KERATIN FIBERS, IN PARTICULAR HUMAN HAIR. / P