TOPICAL COSMETIC SKIN LIGHTENING COMPOSITIONS AND METHODS OF USE THEREOF
申请人:STIEFEL LABORATORIES, INC.
公开号:EP2219600A1
公开(公告)日:2010-08-25
[EN] TOPICAL COSMETIC SKIN LIGHTENING COMPOSITIONS AND METHODS OF USE THEREOF<br/>[FR] COMPOSITIONS COSMÉTIQUES TOPIQUES D'ÉCLAIRCISSEMENT DE LA PEAU ET LEURS PROCÉDÉS D'UTILISATION
申请人:STIEFEL LABORATORIES
公开号:WO2009067095A1
公开(公告)日:2009-05-28
Topical cosmetic compositions are provided that can comprise a Phyllanthus extract, a BeIHs extract, and a licorice (Glycyrrhiza) extract. These compositions are used for topical cosmetic applications, particularly to lighten skin. Methods for lightening skin are also provided and can comprise topically administering a therapeutically effective amount of a topical cosmetic composition comprising a Phyllanthus extract, a BeIHs extract, and a licorice extract, to skin of a subject in need thereof.
Visible-Light Photoredox-Catalyzed Synthesis of Nitrones: Unexpected Rate Acceleration by Water in the Synthesis of Isoxazolidines
A new oxidative [3 + 2] cycloaddition of N-substituted hydroxylamines with alkenes was established under visible light photoredoxcatalysis. This novel protocol provides a rapid, mild, and efficient access to valuable five-membered ring isoxazolidine heterocycles in a concise fashion.