N,N-disubstituted anilines or alkylamines as singlet oxygen quenchers, topical compositions comprising them
申请人:KAO CORPORATION
公开号:EP0761214A2
公开(公告)日:1997-03-12
Singlet oxygen quenchers containing as an active component a compound represented by the following formula (1) or (2):
wherein each of R1, R2, R3, R4, R5, R10 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.
单线态氧淬灭剂含有下式(1)或(2)所代表的化合物作为活性成分:
其中 R1、R2、R3、R4、R5、R10 和 n 均如本文所述,含有这些化合物的外用组合物可用于预防和治疗单线态氧对生物体造成的各种形式的损害,因此可用作抗炎剂、抗衰老剂、防止皮肤变黑的制剂、防止蛋白质变性的制剂、防止晒伤细胞形成的抑制剂、防止脂质过氧化的制剂、防止 DNA 损伤的制剂,特别是在医药和化妆品领域可用作皮肤外用组合物。