SKIN LIGHTENING DERIVATIVES OF DI-THIANE RESORCINOL, COMPOSITIONS AND METHODS.

摘要

Cosmetic compositions and methods of skin lightening using compounds of formula ( I) as skin lightening agents, wherein X represents carbon, nitrogen, sulphur or oxygen;each A1 and/or A2 independently is = H or COR, CO2R ,CONHR having the following formula (A), where R= C1-C18 saturated or unsaturated, linear or branced, hydrocarbon; andeach Y1 and/or Y2 independently is H; C1-C18 saturated or unsaturated hydrocarbon; or OZ, where Z= H or COR1, CO2R1,CONHR1 of formula (B), and where R1 = C1-C18 saturated or unsaturated, linear or branched, hydrocarbon.