发明名称 Methyl piperidine derivatives of cinnamic acids, benzoic acids, benzoazols and benzophenones useful as skin anti-aging compounds
摘要 Free radical deactivating 4- or 1,4-substituted, 2,2,6,6-tetramethyl piperidines are condensed with UV absorbing cinnamic acids or benzoic acids or benzoazols or benzophenones to produce skin anti-aging compounds and compositions which have both free radical deactivation and UV absorbing properties.
申请公布号 US5278310(A) 申请公布日期 1994.01.11
申请号 US19920889951 申请日期 1992.05.29
申请人 SIGMA PRODOTTI CHIMICI S.P.A. 发明人 RASPANTI, GIUSEPPE
分类号 A61K8/49;A61K31/445;A61Q17/04;C07D211/44;C07D211/46;C07D249/20;C08K5/3435;C08K5/3475;(IPC1-7):C07D211/44 主分类号 A61K8/49
代理机构 代理人
主权项
地址