Composition, useful as hair cosmetic composition e.g. hair care lotion for treating human keratinous materials such as hair and/or scalp, comprises pyridine dicarboxylic acid ester, and vitamin B and/or its analogs or derivatives

摘要

Composition comprises pyridine dicarboxylic acid ester (I) and its salts, and at least one vitamin B and/or its analogs or derivatives. Composition comprises pyridine dicarboxylic acid ester of formula (I) and its salts, and at least one vitamin B and/or its analogs or derivatives. R1, R2 : linear or branched, optionally saturated 1-18C-aliphatic hydrocarbyl (preferably alkyl), 6-18C-aryl (both optionally substituted by OH, NH 2, -OR, -OCOR or -NHR) or H; and R : 1-18C-alkyl, where substituents COOR1 and COOR2 are respectively in position 2 and 3 or 2 and 4, preferably 2 and 4 of pyridine ring. [Image].