申请人:Takeda Chemical Industries, Ltd.
公开号:US06030967A1
公开(公告)日:2000-02-29
A compound of the formula: wherein Q is an optionally substituted carbon atom or N(O)p wherein p is 0 or 1; Y is an optionally substituted methylene group, S(O)q wherein q is an integer of 0 to 2, or an optionally substituted imino group; Z.sup.1 is a C.sub.1-3 alkylene group which may have an oxo group or a thioxo group and may contain etherified oxygen or sulfur within the carbon chain; Z.sup.2 is an optionally substituted C.sub.1-3 alkylene group; Ar is an optionally substituted carbocyclic group or an optionally substituted heterocyclic group; one of R.sup.1 and R.sup.2 is a hydrogen atom, a halogen atom, a hydroxyl group, an optionally substituted lower alkyl group, or an optionally substituted lower alkoxy group; the other is a halogen atom, a hydroxyl group, an optionally substituted lower alkyl group, or an optionally substituted lower alkoxy group; or R.sup.1 and R.sup.2 taken together with adjacent --c.dbd.c-- form a ring; and ring A is a benzene ring which may be substituted in addition to R.sup.1 and R.sup.2 ; or a salt thereof.
其中Q是一个可选择取代的碳原子或N(O)p,其中p为0或1;Y是一个可选择取代的亚甲基基团,S(O)q,其中q为0到2的整数,或一个可选择取代的亚胺基团;Z.sup.1是一个C.sub.1-3烷基基团,可能具有一个氧代基或硫代基,并且可能在碳链内含有醚化的氧或硫;Z.sup.2是一个可选择取代的C.sub.1-3烷基基团;Ar是一个可选择取代的碳环基团或一个可选择取代的杂环基团;R.sup.1和R.sup.2中的一个是氢原子,卤素原子,羟基,可选择取代的较低烷基基团,或可选择取代的较低烷氧基团;另一个是卤素原子,羟基,可选择取代的较低烷基基团,或可选择取代的较低烷氧基团;或R.sup.1和R.sup.2与相邻的--c.dbd.c--一起形成一个环;环A是一个苯环,除了R.sup.1和R.sup.2之外可能被取代;或其盐。