发明名称 |
Merocyanine derivatives for cosmetic use |
摘要 |
Described are merocyanine derivatives of formula wherein R2 is hydrogen; C1-C22alkyl; cyclo-C3-C8alkyl; unsubstituted or C1-C6alkyl- or C1-C6alkoxy-substituted C6-C20aryl; a cyano group; or R1 and R2 together with the nitrogen atom linking them form a—(CH2)m—ring which is optionally interrupted by—O—or by—NR7—; R4 is a cyano group; or -Q1-R5; Q1 is—COO—;—CONH—;—CO—;—SO2—; or—CONR6—; R5 is C1-C22alkyl; cyclo-C3-C8alkyl; or unsubstituted or C1-C6alkyl-substituted C6-C20aryl; R6 is hydrogen; C1-C22alkyl; cyclo-C3-C8alkyl; unsubstituted or C1-C6alkyl- or C1-C6alkoxy-substituted C6-C20aryl; R7 is hydrogen; C1-C22alkyl; cyclo-C3-C8alkyl; unsubstituted or C1-C6alkyl- or C1-C6alkoxy-substituted C6-C20aryl; the cyclohexene radical C is not substituted or substituted by one or more C1-C5alkyl; m is from 3 to 7; n is from 2 to 4; and o is from 2 to 4. Said merocyanine derivatives are useful in protecting human and animal hair and skin from UV radiation and to cosmetic compositions comprising said derivatives. |
申请公布号 |
US7893292(B2) |
申请公布日期 |
2011.02.22 |
申请号 |
US20090378566 |
申请日期 |
2009.02.17 |
申请人 |
BASF SE |
发明人 |
WAGNER BARBARA;EHLIS THOMAS;MUELLER STEFAN |
分类号 |
C07C255/00;A01N33/00;A01N33/02;A61K8/00;A61K8/18;A61K8/41;A61K8/44;A61K8/46;A61K8/49;A61K8/81;A61K31/13;A61K31/16;A61Q17/00;A61Q17/02;A61Q17/04;C07C225/20;C07C229/46;C07C255/31;C07C317/48;C07D295/116;C07D295/155 |
主分类号 |
C07C255/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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