A compound of formula (1) or a pharmaceutically acceptable salt or in vivo hydrolysable ester thereof:
R is phenyl, substituted phenyl, C3-6 cycloalkyl cyclohexenyl, cyclohexadienyl, or a 5- or 6-membered heterocyclic ring containing up to three hetero-atoms selected from oxygen, sulphur or nitrogen, optionally substituted with hydroxy, amino, halogen, substituted amino or C1-6 alkoxy; Q represents acetoxy, carbamoyloxy, heterocyclylthio group, or a nitrogen containing heterocyclic group bonded via nitrogen; R' is hydrogen or a C1-6 alkyl group and R2 is an optionally substituted 5- or 6- membered heterocyclic group containing one or two heteroatoms; or R' and R2 together with the nitrogen atom to which they are attached form an optionally substituted five- or six-membered heterocyclic group containing one or two nitrogen heteroatoms; a process for the preparation of such compounds and pharmaceutical compositions comprising them.
式(1)化合物或其药学上可接受的盐或体内可
水解的酯:
R 是苯基、取代的苯基、C3-6 环烷基
环己烯基、环
己二烯基,或含有最多三个选自氧、
硫或氮的杂原子的 5 或 6 元杂环,可任选被羟基、
氨基、卤素、取代的
氨基或 C1-6 烷氧基取代;Q 代表乙酰氧基、
氨基甲酰氧基、杂环
硫基或通过氮键合的含氮杂环基团;R'是氢或 C1-6 烷基,R2 是任选取代的含一个或两个杂原子的五元或六元杂环基团;或 R' 和 R2 与它们连接的氮原子一起形成任选取代的含一个或两个氮杂原子的五元或六元杂环基团;制备这类化合物及其药物组合物的工艺。