| 摘要 |
Novel piperidine compounds having the formula <CHEM> wherein R<3> is 3,4-methylenedioxyphenyl, aryl or heteroaryl which are optionally substituted with one or more C1-6-alkyl, C1-6-alkoxy group, C3-8-cycloalkyl, C3-5-alkylene or aralkoxy, R<1> is strait or branched C4-8-alkyl, C1-8-alkoxy-C4-8-alkyl, C4-7-cycloalkyl, aryloxy-C3-8-alkyl, C4-8-alkenyl, or C4-8-cycloalkylalkyl, or R<1> may also be hydrogen or C1-3-alkyl, when R<3> is aryl, which is substituted with two or more of C1-6- alkyl, C1-6-alkoxy, C3-8-cycloalkyl, aralkoxy, or with C3-5- alkylene. X is hydrogen or halogen, and wherein Y is O or S and a salt thereof with a pharmaceutically acceptable acid. The novel compounds are useful in the treatment of anoxia, migraine, ischemia and epilepsy. |
