申请人:Kao Corporation
公开号:US05709816A1
公开(公告)日:1998-01-20
Singlet oxygen quenchers containing as an active component a compound represented by the following formula or (2): ##STR1## wherein each of R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.10 and n are as described herein, and external compositions containing these compounds are provided for the prevention and treatment of various forms of damage to living bodies caused by singlet oxygen, and are thus quite useful as antiinflammation agents, anti-aging agents, agents preventing darkening of the skin, agents preventing protein denaturation, inhibitors against formation of sunburn cells, agents preventing lipid peroxidation, agents preventing DNA damage, and particularly in the fields of medicines and cosmetics as external compositions for the skin.
提供含有单线态氧清除剂的外用组合物,其中所述的活性成分为以下公式或(2)所表示的化合物:##STR1## 其中,R.sup.1、R.sup.2、R.sup.3、R.sup.4、R.sup.5、R.sup.10和n的含义如本文所述。这些化合物的外用组合物可用于预防和治疗由单线态氧引起的各种形式的生物体损伤,因此在抗炎剂、抗衰老剂、防止皮肤变黑的剂、防止蛋白变性的剂、抑制晒伤细胞形成的剂、防止脂质过氧化的剂、防止DNA损伤的剂以及特别是在医药和化妆品领域中作为外用组合物用于皮肤是非常有用的。