A 5,6,7,8-tetrahydro-1-naphthalenol derivative of the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 represent lower alkyl, R.sub.5 and R.sub.6 represent hydrogen or lower alkyl, R represents hydrogen, C.sub.1 -C.sub.18 alkyl, C.sub.2 -C.sub.18 alkyl substituted by one or more hydroxyl groups, C.sub.3 -C.sub.18 alkenyl, C.sub.2 -C.sub.18 acyl, benzyl, benzoyl, carboxyl and carboxylic salts of an alkali or alkaline earth metal or of an organic amine. The derivative is useful as an antioxidant in cosmetic compositions and in pharmaceutical compositions for the preventive treatment of cutaneous inflammations and allergies or certain forms of cancer.
一种公式为##STR1##的5,6,7,8-四氢-1-
萘酚衍
生物,其中R.sub.1,R.sub.2,R.sub.3和R.sub.4代表较低的烷基,R.sub.5和R.sub.6代表氢或较低的烷基,R代表氢,C.sub.1-C.sub.18烷基,C.sub.2-C.sub.18烷基被一个或多个羟基取代,C.sub.3-C.sub.18烯基,C.sub.2-C.sub.18酰基,苯甲基,苯甲酰基,羧基和碱
金属或有机胺的
羧酸盐。该衍
生物可用作化妆品组合物中的
抗氧化剂,以及用于预防治疗皮肤炎症,过敏或某些癌症形式的制药组合物。