申请人:KAO CORPORATION
公开号:US20030087833A1
公开(公告)日:2003-05-08
A topical skin composition containing a dipeptide compound represented by formula (1) or a salt of the dipeptide:
1
wherein R
1
represents a hydrogen atom, an alkyl group, an alkanoyl group, or —CH(R
6
)COOR
7
(wherein R
6
represents a hydrogen atom or a lower alkyl group, and R
7
represents a hydrogen atom, a lower alkyl group, a lower alkenyl group, or an aralkyl group);
R
2
represents a hydrogen atom or an alkyl group which may have a substituent;
R
3
represents a lower alkyl group or a phenyl group;
R
4
represents a hydrogen atom or a lower alkyl group, and may form a heterocyclic ring together with R
5
and an adjacent nitrogen atom;
R
5
represents a hydrogen atom, an alkyl group which may have a substituent, or an aralkyl group which may have a substituent, and may form the heterocyclic ring together with R
4
;
X represents —COOR
8
(wherein R
8
represents a hydrogen atom, a lower alkyl group, a lower alkenyl group, or an aralkyl group) or —SO
3
H; and
n is an integer of 0-4; and a pharmaceutically acceptable carrier therefor.
一种含有式(1)所表示的二肽化合物或其盐的局部皮肤组合物:
其中,R1表示氢原子,烷基,酰基或-CH(R6)COOR7(其中,R6表示氢原子或较低的烷基,R7表示氢原子,较低的烷基,较低的烯基或芳基烷基);
R2表示氢原子或烷基,可以具有取代基;
R3表示较低的烷基或苯基;
R4表示氢原子或较低的烷基,并且可以与R5和相邻的氮原子一起形成杂环环;
R5表示氢原子,可以具有取代基的烷基或可以具有取代基的芳基烷基,并且可以与R4一起形成杂环环;
X表示-COOR8(其中,R8表示氢原子,较低的烷基,较低的烯基或芳基烷基)或-SO3H;
n为0-4的整数;以及其药学上可接受的载体。