申请人:L'Oreal
公开号:US05427588A1
公开(公告)日:1995-06-27
The invention relates to indoline compounds of formula (I): ##STR1## in which: R.sub.1 and R.sub.2 denote hydrogen, alkyl, monohydroxyalkyl, polyhydroxyalkyl, nitro, hydroxyl, alkoxy or NHR where R can be hydrogen, alkyl, monohydroxyalkyl or polyhydroxyalkyl; X denotes oxygen or sulfur; R.sub.3 represents --OR.sub.4 or NR.sub.5 R.sub.6 where R4 denotes alkyl, alkenyl, benzyl, alkoxyalkyl or haloalkyl; R.sub.5 and R.sub.6 denote alkyl; R.sub.1 and R.sub.2 not simultaneously denoting hydrogen or nitro and when R.sub.1 denotes alkyl, alkoxy or mono- or polyhydroxyalkyl, R.sub.2 denotes NHR or hydroxyl, and to their use in dyeing keratinous fibers.
该发明涉及式(I)的吲哚啉化合物:##STR1##其中:R.sub.1和R.sub.2表示氢、烷基、单羟基烷基、多羟基烷基、硝基、羟基、烷氧基或NHR,其中R可以是氢、烷基、单羟基烷基或多羟基烷基;X表示氧或硫;R.sub.3代表--OR.sub.4或NR.sub.5R.sub.6,其中R4表示烷基、烯基、苄基、烷氧基烷基或卤代烷基;R.sub.5和R.sub.6表示烷基;R.sub.1和R.sub.2不同时表示氢或硝基,当R.sub.1表示烷基、烷氧基或单羟基或多羟基烷基时,R.sub.2表示NHR或羟基,并用于染色角蛋白纤维。