申请人:AMINO Yusuke
公开号:US20090170942A1
公开(公告)日:2009-07-02
A compound represented by the following formula (I′)
wherein X
1
is a methylene group, an ethylene group, a trimethylene group or a vinylene group, X
2
is a divalent group represented by the following formula A or B,
Y is an ethylene group or a vinylene group, m and n are each an integer of 0 to 7, which satisfy m+n=0 to 8, R1 and R2 are each independently a hydrogen atom, a methyl group or an ethyl group, provided that when X
1
is a methylene group, then X
2
is not a divalent group represented by the formula A, and when X
1
is a vinylene group, then X
2
is not a divalent group represented by the formula A. The compound is a stable capsinoid derivative, and is useful as an active ingredient of an external blood circulation enhancer or a cosmetic composition, a pharmaceutical composition, or a food composition.
以下式(I')表示的化合物
其中X1是亚甲基基团,亚乙基基团,亚丙基基团或乙烯基基团,X2是由以下式A或B表示的二价基团,
Y是亚乙基基团或乙烯基基团,m和n都是0到7的整数,满足m+n=0到8,R1和R2各自独立为氢原子,甲基基团或乙基基团,条件是当X1是亚甲基基团时,那么X2不是由式A表示的二价基团,并且当X1是乙烯基基团时,那么X2不是由式A表示的二价基团。该化合物是一种稳定的辣椒素衍生物,并且作为外周血液循环增强剂,化妆品组合物,药物组合物或食品组合物的有效成分是有用的。