发明授权
US06329409B1 Amine derivatives and skin preparations for external use containing the same 有权
胺衍生物和皮肤外用制剂含有相同的含量

Amine derivatives and skin preparations for external use containing the same
摘要:
The invention relates to an amine derivative represented by the general formula (1): wherein R1 is a C1-C30 hydrocarbon group which may be interrupted by an ether linkage, with the proviso that phenyl and benzyl groups are excluded; one of A and B is and the other of them is —OR4; R2 and R3 are individually H, amidino group, alkanoyl group, C1-C20 hydrocarbon group, or the like; R4 and R5 are individually H, phosphoryl group, or the like, and an external skin care composition containing the same. The external skin care composition exhibits excellent preventing effects on aging of the skin, etc.
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