A compound of the formula:
wherein Y is a group of the formula: -NHCONHR1,
-N=C=O or -NHCN; R is alkanoyl having two or three carbon atoms; R1 is hydrogen, pyridylmethyl, furylmethyl, thenyl, hydroxypyridyl, phenyl, benzyl, or phenyl or benzyl substituted by methyl, chloro, fluoro, methoxy, amino or trifluoromethyl; and X is methyl, methoxy, fluoro, chloro or trifluoromethyl; or a pharmaceutically acceptable acid addition sait thereof when Y is other than -N - C= 0.
A process for preparing these compounds and pharmaceutical compositions containing them.
式的化合物:
其中 Y 是式中的基团:-NHCONHR1、
-N=C=O或-NHCN;R是具有两个或三个碳原子的烷酰基;R1是氢、
吡啶基甲基、
呋喃基甲基、芳基、
羟基吡啶基、苯基、苄基或被甲基、
氯、
氟、甲氧基、
氨基或三
氟甲基取代的苯基或苄基;X是甲基、甲氧基、
氟、
氯或三
氟甲基;当Y不是-N - C= 0时,是其药学上可接受的酸加成盐。
制备这些化合物和含有它们的药物组合物的工艺。