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    • 5. 发明授权
    • Anticholinergic bronchodilators
    • 抗胆碱能支气管扩张剂
    • US4353922A
    • 1982-10-12
    • US243674
    • 1981-03-13
    • Jurg R. Pfister
    • Jurg R. Pfister
    • C07D303/36C07D487/08A61K31/40
    • C07D487/08C07D303/36Y10S514/826
    • Compounds of the formula ##STR1## wherein the serrated lines denote both endo and exo forms; R.sub.1 and R.sub.2 are the same or different and are C.sub.1 to C.sub.6 alkyl, C.sub.5 or C.sub.6 cycloalkyl, C.sub.5 or C.sub.6 cycloalkenyl, phenyl optionally substituted with C.sub.1 to C.sub.6 alkyl, C.sub.1 to C.sub.6 alkoxy or halo, or 5 or 6 membered heterocyclic aryl wherein the heteroatom is oxygen, nitrogen or sulfur; R.sub.3 is a C.sub.1 to C.sub.6 alkyl radical; R.sub.4 and X are optionally present, and when present R.sub.4 is a C.sub.1 to C.sub.6 alkyl radical or hydrogen and X is an inorganic or organic anion which forms a pharmaceutically acceptable salt. Methods for preparing these compounds are also disclosed. The compounds of the present invention are useful as anticholinergic agents.
    • 式“IMAGE”的化合物,其中锯齿状线表示内部和外部形式; R1和R2相同或不同,为C1至C6烷基,C5或C6环烷基,C5或C6环烯基,任选被C1至C6烷基取代的苯基,C1至C6烷氧基或卤素,或5或6元杂环芳基,其中 杂原子是氧,氮或硫; R3是C1-C6烷基; R4和X任选存在,当存在时R4是C1-C6烷基或氢,X是形成药学上可接受的盐的无机或有机阴离子。 还公开了制备这些化合物的方法。 本发明的化合物可用作抗胆碱剂。