申请人:ONO PHARMACEUTICAL CO., LTD.
公开号:EP0232126A2
公开(公告)日:1987-08-12
A 6-keto-prostaglandin E₁ derivative of the formula:
(wherein R¹ represents an amino acid or amino alcohol residue, R² represents a single bond or an alkylene group of from 1 to 4 carbon atoms, R³ represents (i) an alkyl group of from 1 to 8 carbon atoms, (ii) a cycloalkyl group of from 4 to 7 carbon atoms, which may be unsubstituted or substituted by at least one alkyl group of from 1 to 8 carbon atoms (iii) a phenyl or phenoxy group, which may be unsubstituted or substituted by chlorine, trifluoromethyl or alkyl of from 1 to 3 carbon atoms, provided that when R² represents a single bond R³ does not represent phenoxy)
cyclodextrin clathrates thereof and non-toxic salts thereof possess selective cytoprotective activity.
式中的 6-酮-前列腺素 E₁ 衍生物:
(其中 R¹ 代表氨基酸或氨基醇残基,R² 代表单键或 1 至 4 个碳原子的亚烷基,R³ 代表(i) 1 至 8 个碳原子的烷基,(ii) 4 至 7 个碳原子的环烷基、(iii) 苯基或苯氧基,可以是未被取代的,也可以被氯、三氟甲基或 1 至 3 个碳原子的烷基取代,但当 R² 代表单键时,R³ 不代表苯氧基。)
环糊精凝胶及其无毒盐具有选择性细胞保护活性。