| abstract |
Novel 3-aryloxy and 3-arylthioazetidinecarboxamides having utility in a method of treating convulsions and epilepsy and compositions therefor are disclosed having the formula: <IMAGE> wherein Z is oxygen or sulfur; B is oxygen or sulfur; Ar is pyridyl or halo-substituted-pyridyl, phenyl or substituted phenyl; R1 and R2 are selected from hydrogen, loweralkyl, aryl, allyl, substituted allyl, propargyl, cycloalkyl, loweralkylcycloalkyl, cycloalkylloweralkyl, arylloweralkyl, diloweralkylaminoloweralkyl, and R1 and R2 when taken with the adjacent nitrogen atom may form a heterocyclic radical; R3 is hydrogen, loweralkyl, aryl or arylloweralkyl, and the geometrical isomers thereof, excepting that when R3 is hydrogen, Z is oxygen, B is oxygen, and Ar is phenyl or phenyl substituted by trifluoromethyl or aminocarbonyl, then R1 and R2 cannot be a combination of hydrogen and loweralkyl, and the further exception that when R3 is hydrogen, Z is oxygen, B is oxygen, and Ar is phenyl or phenyl substituted by fluoro, loweralkyl, loweralkoxy, trifluoromethyl, acetyl, or aminocarbonyl, then R1 and R2 cannot both be hydrogen. |