申请人:Carola Christophe
公开号:US20050043398A1
公开(公告)日:2005-02-24
The invention relates to the use of chrome-4-one derivatives of the formula I
where R
1
and R
2
may be identical or different and are selected from H, —C(═O)—R
7
, —C(═O)—OR
7
, alkyl groups, alkenyl groups, hydroxyalkyl groups and/or cycloalkyl groups and/or cycloalkenyl groups, R
3
is H or alkyl groups, R
4
is H or OR
8
, R
5
and R
6
are selected from —H, —OH, alkyl groups, alkenyl groups and hydroxyalkyl groups, and R
7
is H, alkyl groups, a polyhydroxyl compound, such as, preferably, an ascorbic acid radical or glycosidic radicals, and R
8
is H or alkyl groups, where at least two of the substituents R
1
, R
2
and R
4
—R
6
are different from H or at least one substituent from R
1
and R
2
is —C(═O)—R
7
or —C(═O)—OR
7
, for the care, preservation or improvement of the general state of the skin or hair.
本发明涉及使用式I的铬-4-酮衍生物,其中R1和R2可以相同也可以不同,并且选择自H、—C(═O)—R7、—C(═O)—OR7、烷基、烯基、羟基烷基和/或环烷基和/或环烯基;R3为H或烷基;R4为H或OR8;R5和R6选择自—H、—OH、烷基、烯基和羟基烷基;R7为H、烷基、多羟基化合物,例如优选的抗坏血酸基或糖苷基;R8为H或烷基。其中,至少两个取代基R1、R2和R4-R6与H不同,或者至少一个取代基来自R1和R2的—C(═O)—R7或—C(═O)—OR7,用于护理、保护或改善皮肤或头发的整体状态。