申请人:L'Oreal
公开号:US04822375A1
公开(公告)日:1989-04-18
Dyeing compositions for keratinous fibres based on indole derivatives, and new compounds. Dyeing composition for keratinous fibres, and especially human hair, characterized in that it contains, in a cosmetically acceptable medium suitable for dyeing these fibres, at least one dye corresponding to the formula: ##STR1## in which R.sub.1 denotes a hydrogen atom or a lower alkyl group or a group --SiR.sub.9 R.sub.10 R.sub.11 ; R.sub.2 and R.sub.3, which may be identical or different, denote a hydrogen atom, a lower alkyl group, a carboxyl group, a lower alkoxycarbonyl group or a group -COOSiR.sub.9 - R.sub.10 R.sub.11 ; and R.sub.5, which may be identical or different, denote at least one linear or branched C.sub.1 -C.sub.20 alkyl group, a formyl group, a linear or branched C.sub.2 -C.sub.20 acyl group, a linear or branched C.sub.3 -C.sub.20 alkenoyl group, a group --SiR.sub.9 R.sub.10 R.sub.11, a group --P(O)(OR.sub.6).sub.2 or a group R.sub.6 OSO.sub.2 --, the other group R.sub.4 or R.sub.5 being able to be a hydrogen atom, R.sub.4 and R.sub.5 are not simultaneously acetyl, or alternatively R.sub.4 and R.sub.5, together with the oxygen atoms to which they are attached, form a ring optionally containing a carbonyl group, a thiocarbonyl group, a group>P(O)OR.sub.6 or>CR.sub.7 R.sub.8 ; R.sub.6 denoting a hydrogen atom or a lower alkyl group, R.sub.7 denoting a hydrogen atom or a lower alkyl group, and R.sub.8 denotes a lower alkoxy group or a mono- or dialkylamino group, R.sub.9, R.sub.10 and R.sub.11, which may be identical or different, denoting linear or branched lower alkyl groups, and the cosmetically acceptable salts of alkali metals, alkaline earth metal metals, ammonia or amines.
基于吲哚衍生物的角蛋白纤维染料组合物和新化合物。一种用于角蛋白纤维(尤其是人类头发)的染料组合物,其特征在于它包含至少一种染料,该染料符合以下公式:##STR1## 其中R.sub.1表示氢原子或较低的烷基或基团--SiR.sub.9 R.sub.10 R.sub.11;R.sub.2和R.sub.3,它们可以相同也可以不同,表示氢原子、较低的烷基、羧基、较低的烷氧羰基或基团-COOSiR.sub.9-R.sub.10 R.sub.11;而R.sub.5,它可以相同也可以不同,表示至少一个线性或支链的C.sub.1-C.sub.20烷基、甲酰基、线性或支链的C.sub.2-C.sub.20酰基、线性或支链的C.sub.3-C.sub.20烯酰基、基团--SiR.sub.9 R.sub.10 R.sub.11、基团--P(O)(OR.sub.6).sub.2或基团R.sub.6 OSO.sub.2 --,另一个基团R.sub.4或R.sub.5可以是氢原子,R.sub.4和R.sub.5不能同时是乙酰基,或者R.sub.4和R.sub.5与它们连接的氧原子一起形成一个环,该环可选地包含一个羰基基团、硫代羰基基团、基团>P(O)OR.sub.6或>CR.sub.7 R.sub.8;R.sub.6表示氢原子或较低的烷基,R.sub.7表示氢原子或较低的烷基,R.sub.8表示较低的烷氧基或单烷基或二烷基氨基基团,R.sub.9、R.sub.10和R.sub.11,它们可以相同也可以不同,表示线性或支链的较低烷基,以及碱金属、碱土金属、氨或胺的化妆品可接受的盐。