发明名称 |
HYDROXYBENZOPHENONE DERIVATIVES |
摘要 |
Disclosed are hydroxyphenylbenzophenone derivatives of formula (1), wherein R1 and R2 independently from each other are hydrogen; C1-C20alkenyl; C3-C10cycloalkyl; or R1 and R2 together with the linking nitrogen atom form a 5- 6-membered heterocyclic ring; R3, R4 and R5 independently from each other are C1-C4alkyl; C1-C4alkoxy; or a radical of formula (1a) R6 is C1-C6alkyl; and A is a straight-chain or branched C3-C6alkylene, which is optionally interrupted by one or more *—O—*, or *—O—(CO)—* groups; and m is 0; or a number from 1 to 5. The compounds are useful as cosmetic UV filters with outstanding solubility properties in cosmetic oils. |
申请公布号 |
EP1981895(B1) |
申请公布日期 |
2016.04.27 |
申请号 |
EP20070726317 |
申请日期 |
2007.02.06 |
申请人 |
BASF SE |
发明人 |
HAASE, JÜRG;MÜLLER, STEFAN;EHLIS, THOMAS |
分类号 |
C07F7/08;A61K8/58;A61Q17/04 |
主分类号 |
C07F7/08 |
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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