申请人:Wagner Barbara
公开号:US20050175554A1
公开(公告)日:2005-08-11
The Use, as a UV filter, of a compound of formula (I), wherein R
1
and R
2
are each independently of the other hydrogen; unsubstituted or halo-, amino-, mono- or di-C
1
-C
5
alkylamino-, cyano- or C
1
-C
5
alkoxy-substituted C
1
-C
22
alkyl, C
5
-C
10
cycloalkyl, carboxy-C
1
-C
22
alkyl, carboxy-C
6
-C
10
aryl, C
6
-C
10
aryl, C
6
-C
10
aryl-C
1
-C
5
alkyl; carbamoyl; or sulfamoyl; or R
1
and R
2
, together with the nitrogen atom linking them, form a 5- to 7-membered heterocyclic radical; and R
3
is hydrogen; or C
1
-C
22
alkyl; and R
4
is hydrogen; hydroxy; C
1
-C
22
alkyl; or C
1
-C
22
alkoxy; is described. The compounds of formula (I) are suitable especially as UV filters in cosmetic preparations.
使用式(I)化合物作为紫外线过滤器,其中 R
1
和 R
2
各自独立地为氢;未取代的或卤代、氨基、单或双 C
1
-C
5
烷基氨基、氰基或 C
1
-C
5
烷氧基取代的 C
1
-C
22
烷基、C
5
-C
10
环烷基、羧基-C
1
-C
22
烷基、羧基-C
6
-C
10
芳基,C
6
-C
10
芳基,C
6
-C
10
芳基-C
1
-C
5
烷基;氨基甲酰基;或氨基磺酰基;或 R
1
和 R
2
与连接它们的氮原子一起构成 5 至 7 元杂环基;以及 R
3
是氢;或 C
1
-C
22
烷基;以及 R
4
是氢
1
-C
22
烷基;或 C
1
-C
22
烷氧基。式 (I) 化合物尤其适合用作化妆品制剂中的紫外线过滤剂。