申请人:Yamanouchi Pharmaceutical Co., Ltd.
公开号:US04329455A1
公开(公告)日:1982-05-11
Novel nitrogen-containing heterocyclic compounds shown by the formula ##STR1## wherein Y represents an oxygen atom, a sulfur atom, or a group shown by ##STR2## (wherein m is 1 or 2); n represents 0 or 1; R.sub.1 and R.sub.4, which may be the same or different, each represents a hydrogen atom, a lower alkyl group, or a lower alkenyl group; R.sub.2 and R.sub.3, which may be the same or different, each represents a hydrogen atom, a hydroxyl group, a lower alkanoyloxy group, a lower alkyl group or a lower alkenyl group; said R.sub.2 and R.sub.3 may further form together a double bond; R.sub.5 and R.sub.6, which may be the same or different, each represents a hydrogen atom, a halogen atom, a hydroxyl group, a nitro group, an amino group, a lower alkoxy group, a mono or di lower alkylamino group, or a lower alkyl group; said R.sub.5 and R.sub.6 may further form together a lower alkylenedioxy group; and R.sub.7 represents a hydrogen atom, a halogen atom, a lower alkanoyl group, a phenyl group, a phenyl lower alkyl group, a lower alkyl group, a hydroxy lower alkyl group, a di lower alkylamino lower alkyl group, a pyrrolidino lower alkyl group, a piperidino lower alkyl group, a morpholino lower alkyl group, or a 4-lower alkylpiperazino lower alkyl group; (1) when said R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6 and R.sub.7 are hydrogen atom and n is 0, said Y is a group shown by ##STR3## and (2) when said R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.7 are hydrogen atom, at least one of said R.sub.5 and R.sub.6 is the aforesaid group other than hydrogen atom, and n is 0, said Y is oxygen atom or a group shown by ##STR4## and the pharmacologically acceptable non-toxic salts thereof. The compounds are strong analgesic anti-inflammatory agents.
该专利涉及一类新型含氮杂环化合物,其化学式为:##STR1## 其中,Y代表一个氧原子,硫原子或者一个表示为##STR2##(其中m为1或2)的基团;n代表0或1;R1和R4,可以相同也可以不同,分别代表氢原子、低碳基或低烯基;R2和R3,可以相同也可以不同,分别代表氢原子、羟基、低烷酰氧基、低碳基或低烯基;R2和R3还可以形成一个双键;R5和R6,可以相同也可以不同,分别代表氢原子、卤素原子、羟基、硝基、氨基、低烷氧基、一或二个低碳基氨基、或低碳基;R5和R6还可以形成一个低碳基亚乙二氧基基团;R7代表一个氢原子、卤素原子、低烷酰基、苯基、苯基低碳基、低碳基、羟基低碳基、二个低碳基氨基低碳基、吡咯烷基低碳基、哌啶基低碳基、吗啉基低碳基、或4-低碳基哌嗪基低碳基;(1)当R1、R2、R3、R4、R5、R6和R7均为氢原子且n为0时,Y为一个表示为##STR3##的基团;(2)当R1、R2、R3、R4和R7均为氢原子,至少其中的R5和R6是上述除氢原子外的基团之一,且n为0时,Y为一个氧原子或一个表示为##STR4##的基团;以及其药学上可接受的无毒盐。这些化合物是强烈的镇痛和抗炎药物。