申请人:L'OREAL
公开号:US04775526A1
公开(公告)日:1988-10-04
A compound of formula: ##STR1## wherein: x is oxygen, sulphur or an --NR--group, wherein R is hydrogen or a C.sub.1 -C.sub.6 alkyl group; R.sub.1 is hydrogen or a C.sub.1 -C.sub.6 alkyl, a C.sub.1 -C.sub.6 alkoxy, an -- SO.sub.2 Cl or -- SO.sub.2 NR.sub.4 R.sub.5 group wherein R.sub.4 and R.sub.5, which may be identical or different, are hydrogen, a C.sub.1 -C.sub.12 alkyl or C.sub.2 -C.sub.4 hydroxyalkyl group, or R.sub.1 is an --SO.sub.3 H or --SO.sub.3.sup..crclbar. M.sup..sym. group wherein M is potassium or sodium or an N(R.sub.6).sub.4.sup..sym. group, wherein each R.sub.6, which may be identical or different, is hydrogen, a C.sub.1 -C.sub.6 alkyl or C.sub.2 -C.sub.4 hydroxyalkyl group; R.sub.2 is hydrogen, a C.sub.1 -C.sub.6 alkyl or C.sub.1 -C.sub.6 alkoxy group, or R.sub.1 and R.sub.2 together are a methylenedioxy group; R.sub.3 is hydrogen or an --SO.sub.3 H, --SO.sub.3.sup..crclbar. M.sup..sym. or --SO.sub.2 NR.sub.4 R.sub.5 group wherein M, R.sub.4 and R.sub.5, which may be the identical or different to the M, R.sub.4 and R.sub.5 groups respectively above, have the same meanings as above is useful in cosmetics for protection against ultra-violet rays.
一种化合物的化学式为:##STR1## 其中:x为氧、硫或一个--NR--基团,其中R为氢或一个C.sub.1-C.sub.6烷基;R.sub.1为氢或一个C.sub.1-C.sub.6烷基、一个C.sub.1-C.sub.6烷氧基、一个--SO.sub.2Cl或--SO.sub.2NR.sub.4R.sub.5基团,其中R.sub.4和R.sub.5,可能相同或不同,为氢、一个C.sub.1-C.sub.12烷基或C.sub.2-C.sub.4羟基烷基,或R.sub.1为一个--SO.sub.3H或--SO.sub.3.sup..crclbar.M.sup..sym.基团,其中M为钾或钠或一个N(R.sub.6).sub.4.sup..sym.基团,其中每个R.sub.6,可能相同或不同,为氢、一个C.sub.1-C.sub.6烷基或C.sub.2-C.sub.4羟基烷基;R.sub.2为氢、一个C.sub.1-C.sub.6烷基或C.sub.1-C.sub.6烷氧基,或R.sub.1和R.sub.2一起为一个亚甲二氧基基团;R.sub.3为氢或一个--SO.sub.3H、--SO.sub.3.sup..crclbar.M.sup..sym.或--SO.sub.2NR.sub.4R.sub.5基团,其中M、R.sub.4和R.sub.5,可能与上述M、R.sub.4和R.sub.5基团相同或不同,具有与上述相同的含义,在化妆品中用于抵御紫外线辐射。