申请人:Dalko Maria
公开号:US20120076743A1
公开(公告)日:2012-03-29
The present invention relates to novel compounds of formula (I)
where:
X is an —OH or ═O grouping;
n is an integer between 0 and 5;
R′ is H or a C
1
-C
4
alkyl radical,
when n≧2, two adjacent —OR′ groupings can together form the divalent radical —O—CH
2
—O—;
except when X═OH, the compound does not comprise a double ethylene link in the alpha position of the carbon having said OH.
The invention also relates to the salts thereof, to the optical isomers thereof, to the cosmetic and pharmaceutical compositions containing same, and to the use thereof to prevent and cosmetically treat the signs of aging on the skin.
本发明涉及公式(I)的新化合物:
其中,
X是—OH或═O基团;
n是0到5之间的整数;
R'是H或C1-C4烷基基团,当n≥2时,两个相邻的—OR'基团可以共同形成二价基团—O—CH2—O—;
除非X═OH,否则化合物不包含具有所述OH的碳的α位上的双乙烯基链。
本发明还涉及其盐、光学异构体、含有它们的化妆品和药物组合物以及用于预防和美容治疗皮肤老化迹象的用途。