申请人:L'Oreal
公开号:US05084067A1
公开(公告)日:1992-01-28
3-Substituted para-aminophenols of general formula: ##STR1## where X.dbd.H, halogen; Y.dbd.O--, --S--; R.dbd.alkyl, hydroxyalkyl, C.sub.1-4 aminoalkyl or C.sub.3 -C.sub.6 polyhydroxyalkyl; with the proviso that, when X.dbd.H, R is not methyl, and when X.dbd.H and Y.dbd.O, R is not ethyl; process for preparing them, intermediate compounds of formula: ##STR2## where X.sub.1 =halogen, Y and R have the meaning stated above; with the proviso that, when Y.dbd.O, R is not methyl, and when R=aminoalkyl, X.sub.1 can also denote hydrogen; dyeing compositions containing one or more compounds of formula (I), and a process for dyeing human hair.
通式为:##STR1##的3-取代对氨基苯酚,其中X=dbd.H、卤素;Y=dbd.O--、--S--;R=dbd.烷基、羟基烷基、C.sub.1-4氨基烷基或C.sub.3-C.sub.6多羟基烷基;但当X=dbd.H时,R不为甲基,且当X=dbd.H且Y=dbd.O时,R不为乙基;制备它们的方法,中间体化合物的通式为:##STR2##其中X.sub.1=卤素,Y和R具有上述含义;但当Y=dbd.O时,R不为甲基,且当R=氨基烷基时,X.sub.1也可以表示氢;包含一个或多个式(I)化合物的染料组合物,以及染发的方法。