申请人:Kao Corporation
公开号:US05015260A1
公开(公告)日:1991-05-14
A 2-alkyl-4-methoxy-5-aminophenol or a salt thereof; a 2-alkyl-4-methoxy-5-nitrophenol or 2-alkyl-4-methoxy-5-nitrophenyl mesylate, each an intermediate in the preparation of the 2-alkyl-4-methoxy-5-aminophenol; and a dyeing composition for keratin fibers comprising a color-developing material and the 2-alkyl-4-methoxy-5-aminophenol or the salt thereof as a coupling agent are disclosed. Further, a 2-alkyl-4-methoxy-5-substituted aminophenol or a salt thereof; a 2-alkyl-4-methoxy-5-substituted aminophenol derivative, whcih is an intermediate in the preparation of the 2-alkyl-4-methoxy-5-substituted aminophenol; and a dyeing composition for keratin fibers comprising a color-developing material and the 2-alkyl-4-methoxy-5-substituted aminophenol or the salt thereof as a coupling agent are disclosed.
本文披露了一种2-烷基-4-甲氧基-5-氨基苯酚或其盐;一种2-烷基-4-甲氧基-5-硝基苯酚或2-烷基-4-甲氧基-5-硝基苯基甲烷磺酸盐,它们是制备2-烷基-4-甲氧基-5-氨基苯酚的中间体;以及一种染色组合物,包括一种色素发展材料和2-烷基-4-甲氧基-5-氨基苯酚或其盐作为偶联剂。此外,还披露了一种2-烷基-4-甲氧基-5-取代氨基苯酚或其盐;一种2-烷基-4-甲氧基-5-取代氨基苯酚衍生物,它是制备2-烷基-4-甲氧基-5-取代氨基苯酚的中间体;以及一种