申请人:3V SIGMA S.p.A
公开号:EP0613893A1
公开(公告)日:1994-09-07
Compounds of the general formula I
wherein R-R₄ are as defined in the description, have stabilizing activity against UV radiation and are useful in cosmetics and dermatology.
通式为I的化合物中,其中R-R₄如描述中所定义,具有稳定紫外线辐射的活性,并且在化妆品和皮肤科中有用。