申请人:Allen & Hanburys Limited
公开号:US03943141A1
公开(公告)日:1976-03-09
Compounds of the general formulae I and II and pharmaceutically acceptable salts thereof: ##SPC1## In which: R.sub.1 represents a hydrogen atom, a halogen atom, an alkenyl or alkyl group; or a group OR.sub.3 or NR.sub.3 R.sub.4 where R.sub.3 and R.sub.4 which may be the same or different and may represent a hydrogen atom, or an alkenyl group, or an alkyl group which alkyl group may optionally be substituted by one or more hydroxy, alkoxy, acyloxy, aryl, amino, alkylamino, dialkylamino, diaralkylamino or alkylaralkylamino groups; or R.sub.3 and R.sub.4 together with the nitrogen atom form a 5 or 6 membered heterocyclic ring that may optionally contain other hetero atoms. R.sub.2 has the same meanings as R.sub.3. The compounds have utility for the treatment of conditions in which combination of an antigen with a reaginic antibody is primarily responsible.
一般式I和II化合物及其药学上可接受的盐:
其中:R1代表氢原子、卤素原子、烯基或烷基;或者是OR3或NR3R4基团,其中R3和R4可以相同或不同,并且可以代表氢原子、烯基、烷基,所述烷基可以选择性地被一个或多个羟基、烷氧基、酰氧基、芳基、氨基、烷基氨基、二烷基氨基、二芳基氨基或烷基芳基氨基基团取代;或R3和R4连同氮原子形成一个可选择地包含其他杂原子的5或6元杂环环。R2具有与R3相同的含义。这些化合物可用于治疗抗原与变态反应性抗体的结合主要负责的疾病。