2-alkyl-4-methoxy-5-aminophenol or salt thereof, or 2-alkyl-4-methoxy-5-substituted aminophenol or salt thereof, and dyeing composition for keratin fibers comprising the same
申请人:Kao Corporation
公开号:EP0410471B1
公开(公告)日:1995-05-17
US5015260A
申请人:——
公开号:US5015260A
公开(公告)日:1991-05-14
US5104414A
申请人:——
公开号:US5104414A
公开(公告)日:1992-04-14
2-alkyl-4-methoxy-5-aminophenol or salt thereof, or
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.