[EN] RESORCINOL DERIVATIVES FOR THEIR COSMETIC USE<br/>[FR] UTILISATION COSMÉTIQUE DES DÉRIVÉS DU RÉSORCINOL
申请人:OREAL
公开号:WO2017102802A1
公开(公告)日:2017-06-22
The present invention relates to a compound of formula (I) for its depigmenting, lightening and/or bleaching the skin in which R1 and R2 independently denote H, an alkyl radical, a radical S* denoting a monosaccharide sugar radical or a polysaccharide sugar radical, a radical COR6; R3 denotes a C1-C20 alkyl radical; R4 and R5 independently denote H, a saturated C1-C20 or unsaturated C2-C20 or branched C3-C20, or cyclic C3-C8 alkyl radical, which is optionally interrupted and/or optionally substituted; R7 and R8, which may be identical or different, being chosen from H, an unsaturated linear C1-C10 alkyl group, an unsaturated linear C2-C10 alkyl group, a saturated or unsaturated branched C3-C10 alkyl group, and a C3-C8 cycloalkyl group; a (C1-C4)alkyl(hetero)(C6)aryl group optionally containing a nitrogen atom, especially a benzyl group; an acetyl radical, and also the salts thereof, the solvates thereof and the optical and/or geometrical isomers thereof, and the racemic mixtures thereof, alone or as a mixture. The present invention also relates to novel compounds (II), and also to the process for preparing them and to a cosmetic process for depigmenting the skin using such compounds (I) or (II).