abstract |
Compound of formula: <IMAGE> (I) in which R1 is of the formula: <IMAGE> (II) and R2 is a C8-C20 alkoxy or mono- or dialkylamino or is of the formula: <IMAGE> (III) where n=0 or 1; R4 denotes H, OH or C1-C6 alkoxy; R5 denoted H or COOR3 and R3 is a C4-C20 alkyl. Application of these compounds for the protection of the skin and hair against ultraviolet radiation. |