Novel Polyunsaturated Compounds, Method for Preparing Same and Compositions Containing the Same
申请人:Bordat Pascal
公开号:US20100168045A1
公开(公告)日:2010-07-01
The invention concerns novel polyunsaturated compounds of formula (I) wherein: R
1
represents a R′
1
, -A-R′
1
group, R′
1
being selected from —COOH, —COOR
3
, —CONH
2
, —CONHR
3
, —CONR
3
, R
4
, —CHO, —CH
2
OH, —CH
2
OR
5
, and A represents a C
2
-C
16
alkylene, alkenylene or alkynylene; R
2
represents: an optionally substituted aryl group or an optionally substituted heteroaryl group; a sugar residue or, a fatty acid residue optionally branched and/or substituted preferably at the chain terminus and particularly by hydroxy, acetoxy radical or by an optionally protected amino radical; a —OC—(CH
2
)n CO-tocopheryl (alpha, beta or gamma or delta) group, with 2 $m(F) n $m(F) 10; a —R′
2
—O—R
6
group, wherein R′
2
is an optionally substituted arylene group or an optionally substituted heteroarylene group, and R
6
represents a hydrogen atom, a straight or branched optionally substituted C
1
-C
16
alkyl, a straight or branched optionally substituted C
2
-C
16
alkenyl, or a straight or branched C
2
-C
16
alkynyl group, an optionally substituted tocopheryl radical or the like, an amino acid residue, or a sugar residue. The invention also concerns the compositions, in particular cosmetic and/or dermatological compositions containing at least one compound of formula (I) as well as their use as whitening and/or depigmenting agent, and the cosmetic method using said compositions.
本发明涉及一种新型多不饱和化合物,其化学式为(I),其中:R1代表R′1、-A-R′1基团,R′1从-COOH、-COOR3、-CONH2、-CONHR3、-CONR3、R4、-CHO、-CH2OH、-CH2OR5中选择,A代表C2-C16烷基、烯基或炔基;R2代表:可选取取代芳基或可选取取代杂环芳基;糖残基或脂肪酸残基,可选取支链和/或取代基,优选在链末端特别是由羟基、乙酰氧基基团或可选保护的氨基基团取代的脂肪酸残基;-OC-(CH2)nCO-生育酚(α、β、γ或δ)基团,其中2≤n≤10;-R′2-O-R6基团,其中R′2为可选取取代芳烃基团或可选取取代杂环芳烃基团,R6代表氢原子、直链或支链的可选取代C1-C16烷基、直链或支链的可选取代C2-C16烯基或直链或支链的C2-C16炔基,可选取取代的生育酚基团或类似物、氨基酸残基或糖残基。本发明还涉及包含至少一种化合物(I)的组合物,特别是化妆品和/或皮肤科学组合物,以及它们作为美白和/或脱色剂的用途,以及使用所述组合物的美容方法。