申请人:Unilever Home & Personal Care USA, Division Of Conopco, Inc.
公开号:US20040120907A1
公开(公告)日:2004-06-24
Compounds of formula I, process for making same, and cosmetic compositions and methods of skin lightening using compounds of formula I as skin lightening agents:
1
Where each A
1
and/or A
2
independently is ═H or COR, CO
2
R ,CONHR, the latter three having the following formula A:
2
where R=C
1
-C
18
saturated or unsaturated, linear or branched, hydrocarbon; and each Y
1
and/or Y
2
independently is H; C
1
-C
18
saturated or unsaturated hydrocarbon; or OZ, where Z=H or COR
1
, CO
2
R
1
,CONHR
1
of formula B:
3
and where R
1
=C
1
-C
18
saturated or unsaturated, linear or branched, hydrocarbon;
X is Carbon, Nitrogen, Sulfur, or Oxygen; and N is in integer between 0 and 2.
式 I 化合物、其制造工艺以及使用式 I 化合物作为皮肤美白剂的化妆品组合物和皮肤美白方法:
1
其中每个 A
1
和/或 A
2
独立地为 ═H 或 COR、CO
2
R、CONHR,后三者具有下式 A:
2
其中 R=C
1
-C
18
饱和或不饱和、线性或支链烃;以及每个 Y
1
和/或 Y
2
分别是 H
1
-C
18
饱和或不饱和烃;或 OZ,其中 Z 等于 H 或 COR
1
,CO
2
R
1
,CONHR
1
式 B 的
3
其中 R
1
等于;C
1
-C
18
饱和或不饱和、线性或支链烃;
X 是碳、氮、硫或氧;N 是 0 至 2 之间的整数。