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及新化合物。用于角蛋白纤维,尤其是人类头发的染料组合物,其特征在于它含有至少一种符合以下公式的染料,其中R.sub.1表示氢原子或较低的烷基基团或基团--SiR.sub.9 R.sub.10 R.sub.11;R.sub.2和R.sub.3,可以相同也可以不同,表示氢原子,较低的烷基基团,羧基,较低的烷氧羰基团或基团-COOSiR.sub.9 - R.sub.10 R.sub.11;而R.sub.5,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烷基基团,甲酰基,线性或支链的C.sub.2 -C.sub.20酰基团,线性或支链的C.sub.3 -C.sub.20烯酰基团,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 --,另一基团R.sub.4或R.sub.5可以是氢原子,R.sub.4和R.sub.5不同时为乙酰基,或者R.sub.4和R.sub.5,连同它们连接的氧原子,形成一个环,该环可以含有一个羰基团,一个硫代羰基团,一个基团>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基团,R.sub.7表示氢原子或较低的烷基基团,R.sub.8表示较低的烷氧基团或单烷基或二烷基氨基团,R.sub.9,R.sub.10和R.sub.11,可以相同也可以不同,表示线性或支链的较低烷基基团,以及碱金属、碱土金属、氨或胺的化妆上可接受的盐。