| 摘要 |
<p>Nontherapeutic cosmetic process of depigmenting, whitening and/or bleaching keratin materials, comprises: applying a cosmetic composition comprising dithiolane compounds (I) and their salts, chelates, solvates and optical isomers in a medium. Nontherapeutic cosmetic process of depigmenting, whitening and/or bleaching keratin materials, comprises: applying a cosmetic composition comprising dithiolane compounds of formula (I) and their salts, chelates, solvates and optical isomers in a medium. Y 1> : O, NR 1> or S, preferably NH; R 1> : H, a saturated linear 1-20C-, branched 3-20C- or unsaturated 2-20C hydrocarbon alkyl groups; R : a saturated linear 1-20C-, branched 3-20C- or unsaturated 2-20C hydrocarbon alkyl group, saturated 1-8C alkyl having phenyl substituent (optionally substituted by one or more OH and/or 1-8C alkoxy) or phenyl (optionally substituted by one or more OH and/or by one or more 1-8C alkoxy) (all optionally substituted by OR 2>, SR 2>, NR 2>R 3>, or COOR 2>) or H; R 2> : H, a saturated linear 1-5C-, branched 3-5C- or unsaturated 2-5C hydrocarbon group, or phenyl; R 3> : H, a saturated linear 1-5C-, branched 3-5C- or unsaturated 2-5C hydrocarbon group, phenyl or acetyl; and n : 0-2. Provided that: when Y 1> is NR 1>, R and R 1> may form a ring comprising pyrrolidine, pyrroline, piperidine, piperazine, morpholine, thiomorpholine or azepine. [Image].</p> |
