Process for preparation of
6-aryl-4H-s-triazolo-[3,4-c]-thieno-[2,3-e]-1,4-diazepines
    17.
    发明授权
    Process for preparation of 6-aryl-4H-s-triazolo-[3,4-c]-thieno-[2,3-e]-1,4-diazepines 失效
    制备6-芳基-4H-s-三唑并[3,4-c] - 噻吩并[2,3-e] -1,4-二氮杂的方法

    公开(公告)号:US4201712A

    公开(公告)日:1980-05-06

    申请号:US783143

    申请日:1977-03-31

    CPC classification number: C07D495/04 C07D333/36 C07D495/14

    Abstract: A multiple-step process for the preparation of 6-aryl-4H-s-triazolo-[3,4-c]-thieno-[2,3-e]-1,4-diazepines of the formula ##STR1## wherein R.sub.1 is hydrogen, halogen or lower alkyl of 1 to 2 carbon atoms;R.sub.2 is hydrogen, chlorine, bromine, straight or branched alkyl of 1 to 3 carbon atoms, .omega.-hydroxyalkyl of 1 to 3 carbon atoms, cycloalkyl of 3 to 6 carbon atoms or a 5- or 6-membered heterocycle comprising an oxygen sulfur or nitrogen atom, where the nitrogen atom may optionally be substituted by lower alkyl; andR.sub.3 is hydrogen, fluorine, chlorine, or bromine;and optionally acid addition salts thereof, starting from compounds of the formula ##STR2## wherein R.sub.1 and R.sub.3 have the meanings defined above, andX is halogen, amino or acyloxy.

    Abstract translation: 制备式“IMAGE”的6-芳基-4H-三唑并[3,4-c] - 噻吩并[2,3-e] -1,4-二氮杂的多步法,其中R 1 是氢,卤素或1〜2个碳原子的低级烷基; R 2是氢,氯,溴,1至3个碳原子的直链或支链烷基,1至3个碳原子的ω-羟基烷基,3至6个碳原子的环烷基或包含氧硫的5-或6-元杂环 氮原子,其中氮原子可以任选被低级烷基取代; 并且R 3是氢,氟,氯或溴; 和其任选的酸加成盐,其由式(I)的化合物开始,其中R 1和R 3具有上述定义,且X为卤素,氨基或酰氧基。

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