申请人:A. H. Robins Company, Inc.
公开号:US04956359A1
公开(公告)日:1990-09-11
Novel 3-aryloxy and 3-arylthioazetidinecarboxamides having utility in a method of treating convulsions and epilepsy and compositions therefor are disclosed having the formula: ##STR1## wherein Z is oxygen or sulfur; B is oxygen or sulfur; Ar is pyridyl or halo-substituted-pyridyl, phenyl or substituted phenyl; R.sup.1 and R.sup.2 are selected from hydrogen, loweralkyl, aryl, allyl, substituted allyl, propargyl, cycloalkyl, loweralkylcycloalkyl, cycloalkylloweralkyl, arylloweralkyl, diloweralkylaminoloweralkyl, and R.sup.1 and R.sup.2 when taken with the adjacent nitrogen atom may form a heterocyclic radical; R.sup.3 is hydrogen, loweralkyl, aryl or arylloweralkyl, and the geometrical isomers thereof, excepting that when R.sup.3 is hydrogen, Z is oxygen, B is oxygen, and Ar is phenyl or phenyl substituted by trifluoromethyl or aminocarbonyl, then R.sup.1 and R.sup.2 cannot be a combination of hydrogen and loweralkyl, and the further exception that when R.sup.3 is hydrogen, Z is oxygen, B is oxygen, and Ar is phenyl or phenyl substituted by fluoro, loweralkyl, loweralkoxy, trifluoromethyl, acetyl, or aminocarbonyl, then R.sup.1 and R.sup.2 cannot both be hydrogen.
本发明公开了一种具有治疗癫痫和惊厥的方法的效用的新型3-芳氧基和3-芳硫基氮杂环丙酰胺化合物及其组合物,其化学式为:##STR1## 其中,Z为氧或硫;B为氧或硫;Ar为吡啶基或卤素取代的吡啶基、苯基或取代苯基;R.sup.1和R.sup.2选自氢、低碳基、芳基、烯丙基、取代烯丙基、丙炔基、环烷基、低碳基环烷基、环烷基低碳基、芳基低碳基、二低碳氨基低碳基,当与相邻的氮原子结合时,R.sup.1和R.sup.2可形成杂环基;R.sup.3为氢、低碳基、芳基或芳基低碳基及其几何异构体,但当R.sup.3为氢时,Z为氧,B为氧,Ar为苯基或三氟甲基或氨基羰基取代的苯基时,R.sup.1和R.sup.2不能是氢和低碳基的组合,而当R.sup.3为氢,Z为氧,B为氧,Ar为氟、低碳基、低碳氧基、三氟甲基、乙酰基或氨基羰基取代的苯基时,R.sup.1和R.sup.2不能同时为氢。