Compounds having excellent UV-A absorptivity and a non-polar oil compatibility, and which can be used topically for treating the skin, are of the formula
(R)nPh-CH=CH-CO-CH₂-CO-C(CH₃)₃
wherein (R)nPh represents phenyl optionally substituted by up to 3 groups R independently selected from C₁₋₈ alkyl and C₁₋₁₈ alkoxy.
具有优异的紫外线-A 吸收能力和非极性油相容性的化合物,可用于局部治疗皮肤,其
化学式为
(R)nPh-CH=CH-CO-CH₂-CO-C(CH₃)₃
其中,(R)nPh 代表任选被多达 3 个独立选自 C₁₋₈ 烷基和 C₁₋₁₈ 烷氧基的基团 R 取代的苯基。