Skin-whitening cosmetic

A - Human Necessities – 61 – K

Patent

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Details

A61K 8/49 (2006.01) A61K 31/381 (2006.01) A61P 17/16 (2006.01) A61P 43/00 (2006.01) A61Q 19/02 (2006.01) C07D 333/22 (2006.01)

Patent

CA 2641106

Disclosed are: a novel skin-whitening agent; and a skin-whitening cosmetic or quasi-drug which is highly effective for prevention/amelioration of melanopathy and is prepared using the skin-whitening agent. The cosmetic comprises a compound represented by the general formula (I) and/or a salt thereof as an active ingredient. (I) wherein R1 and R2 independently represent a secondary or tertiary alkyl group having 3 to 7 carbon atoms; and R3 represents a hydrogen atom, an alkyl group having 1 to 4 carbon atoms or an alkoxy group having 1 to 4 carbon atoms.

La présente invention concerne un nouvel agent blanchissant la peau ; et un produit cosmétique ou quasi-médicament blanchissant la peau qui est très efficace pour prévenir/lutter contre la mélanopathie et est préparé en utilisant l'agent blanchissant la peau. Le produit cosmétique comprend un composé représenté par la formule générale (I) et/ou un sel de celui-ci en tant que substance active. (I) où R1 et R2 représentent indépendamment un groupe alkyle secondaire ou tertiaire possédant de 3 à 7 atomes de carbone ; et R3 représente un atome d'hydrogène, un groupe alkyle possédant de 1 à 4 atomes de carbone ou un groupe alcoxy possédant de 1 à 4 atomes de carbone.

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