申请人:NIPPON SODA CO., LTD.
公开号:EP1944024A1
公开(公告)日:2008-07-16
A compound or a salt thereof that exhibits effective antioxidant activity in the treatment of ischemic organ disorders such as arteriosclerosis, myocardial infarction and brain infarction, in the treatment of diseases caused by oxidative cell damage such as renal disease, and in the inhibition of retinal lesions caused by oxidation due to the effects of light or the like. Also provided is an antioxidant drug containing at least one of the compounds or salts as an active ingredient.
A compound represented by a formula (1) or a salt thereof, and an antioxidant drug containing at least one of the compound and the salt as an active ingredient.
In the 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.}
一种化合物或其盐,在治疗缺血性器官疾病如动脉硬化、心肌梗死和脑梗死方面表现出有效的抗氧化活性,在治疗由氧化细胞损伤引起的疾病如肾脏疾病方面表现出有效的抗氧化活性,并且在抑制由于光线等的氧化引起的视网膜病变方面表现出有效的抗氧化活性。还提供了一种抗氧化药物,其中包含至少一种该化合物或盐作为活性成分。一种由式(1)表示的化合物或其盐,以及一种抗氧化药物,其中至少包含该化合物和盐中的一种作为活性成分。在式(1)中:a代表1或2,R0代表未取代或取代的氨基团,R1到R4分别独立地代表氢原子或烷基团,E代表未取代或取代的烷基链,D代表单键,氧原子,未取代或取代的氮原子,硫原子,亚砜基,磺酰基,羰基,羰胺基或氨基羰基,A代表未取代或取代的芳香烃基,未取代或取代的杂环基,未取代或取代的芳基烷基,或未取代或取代的杂芳基烷基。}