2- and 3-chloropyrroles and process for preparing the same
    32.
    发明授权
    2- and 3-chloropyrroles and process for preparing the same 失效
    2-和3-氯吡咯及其制备方法

    公开(公告)号:US5254713A

    公开(公告)日:1993-10-19

    申请号:US15779

    申请日:1993-02-10

    IPC分类号: C07D207/34

    CPC分类号: C07D207/34

    摘要: Novel 2- or 3-chloropyrroles represented by the general formula: ##STR1## wherein R.sup.1 represents hydrogen atom, chlorine atom, alkyl group, or aryl group which may optionally be substituted, with the proviso that any one of the two groups represented by R.sup.1 is chlorine atom,R.sup.2 represents alkyl group or aryl group which may optionally be substituted, andR.sup.3 represents tertiary alkyl group which may be substituted by phenyl, or phenyl which may optionally be substituted, andprocesses for preparing the same.

    摘要翻译: 由以下通式表示的新型2-或3-氯吡咯:其中R 1表示氢原子,氯原子,烷基或可任选被取代的芳基,条件是由R 1表示的两个基团中的任一个 是氯原子,R 2表示可以任选被取代的烷基或芳基,R 3表示可被苯基取代的叔烷基或可任意被取代的苯基,及其制备方法。

    2- and 3-chloropyrroles and process for preparing the same

    公开(公告)号:US5210218A

    公开(公告)日:1993-05-11

    申请号:US777879

    申请日:1991-10-15

    IPC分类号: C07C251/18 C07D207/34

    CPC分类号: C07D207/34

    摘要: Novel 2- or 3-chloropyrroles represented by the general formula: ##STR1## wherein R.sup.1 represents hydrogen atom, chlorine atom, alkyl group, or aryl group which may optionally be substituted, with the proviso that any one of the two groups represented by R.sup.1 is chlorine atom,R.sup.2 represents alkyl group or aryl group which may optionally be substituted, andR.sup.3 represents tertiary alkyl group which may be substituted by phenyl, or phenyl which may optionally be substituted, andprocesses for preparing the same.