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    • 7. 发明申请
    • ORTHO-SUBSTITUTED ANILINE DERIVATIVE AND ANTIOXIDANT DRUG
    • ORTHO替代苯胺衍生物和抗氧化剂药物
    • US20090275753A1
    • 2009-11-05
    • US12092294
    • 2006-11-06
    • Shiro TsubokuraNobuhiro UmedaSeiichi Uchida
    • Shiro TsubokuraNobuhiro UmedaSeiichi Uchida
    • C07D405/14C07D307/87C07D405/12
    • C07D307/79C07D405/06C07D405/12C07D405/14C07D413/12C07D417/12C07D471/08
    • A compound represented by formula (1) or a salt thereof, and an antioxidant drug containing the compound or the salt as an active ingredient, are provided. The compound or salt exhibits effective antioxidant activity in treating ischemic organ disorders and diseases caused by oxidative cell damage, and in inhibiting retinal lesions caused by oxidation due to the effects of light. In formula (1): a represents either 1 or 2, R0 represents an unsubstituted or substituted amino group, R1 to R4 each represent, independently, a hydrogen atom or an alkyl group, E represents an unsubstituted or substituted alkylene chain, D represents a single bond, oxygen atom, unsubstituted or substituted nitrogen atom, sulfur atom, sulfinyl group, sulfonyl group, carbonyl group, carbonylamino group or aminocarbonyl group, and A represents an unsubstituted or substituted aromatic hydrocarbon group, unsubstituted or substituted heterocyclic group, unsubstituted or substituted aralkyl group, or unsubstituted or substituted heteroaralkyl group.
    • 提供由式(1)表示的化合物或其盐,以及含有该化合物或其盐作为活性成分的抗氧化剂。 化合物或盐在治疗缺血性器官障碍和由氧化性细胞损伤引起的疾病中以及由于光的影响而抑制氧化引起的视网膜损伤中表现出有效的抗氧化活性。 在式(1)中:a表示1或2,R 0表示未取代或取代的氨基,R 1至R 4各自独立地表示氢原子或烷基,E表示未取代或取代的亚烷基链,D表示 单键,氧原子,未取代或取代的氮原子,硫原子,亚磺酰基,磺酰基,羰基,羰基氨基或氨基羰基,A表示未取代或取代的芳族烃基,未取代或取代的杂环基,未取代或取代的 芳烷基或未取代或取代的杂芳烷基。