申请人:501 Hans Schwarzkopf GmbH
公开号:US05067967A1
公开(公告)日:1991-11-26
The invention relates to compounds of the general formula I ##STR1## wherein R.sup.1 and R.sup.2 independently of one another each represent a hydrogen atom, a (C.sub.1 -C.sub.2) alkyl group, a hydroxy (C.sub.2 -C.sub.3) alkyl group or a 2,3-dihydroxypropyl group and X is a florine atom or a trifluoromethyl group, processes for their preparation and aqueous hair coloring agents containing these compounds.
本发明涉及一般式I的化合物,其中R.sup.1和R.sup.2各自独立地表示氢原子,(C.sub.1-C.sub.2)烷基,羟基(C.sub.2-C.sub.3)烷基或2,3-二羟基丙基基团,X是氟原子或三氟甲基基团,以及制备这些化合物的过程和含有这些化合物的水性染发剂。