| 摘要 |
<p>PURPOSE:Carbostyril derivatives of the formula I (R is H, lower alkyl or alkenyl, etc.; R2 is H, or lower alkyl, alkenyl or cycloalkyl; R3 and R4 are H, or lower alkyl; X is O, S, or imino; Y is hydroxyl, lower alkoxy, amino, phenyl, etc.; l is 0 or 1 ; and m and n are 0 or integers of 1-3), or their salts. For example, 5-[3-(3, 4-dimethoxyphenethylamino)-2-hydroxy] propoxy-3, 4dihydrocarbostyril may be cited.</p> |
