4-(2,2-Dichloro-1,1-difluoroethoxybenzene) sulfonyl chloride and its
preparation
    5.
    发明授权
    4-(2,2-Dichloro-1,1-difluoroethoxybenzene) sulfonyl chloride and its preparation 失效
    4-(2,2-二氯-1,1-二氟乙氧基苯)磺酰氯及其制备方法

    公开(公告)号:US4111988A

    公开(公告)日:1978-09-05

    申请号:US758283

    申请日:1977-01-10

    CPC分类号: C07C41/06 C07C309/87

    摘要: The compound of this invention is prepared by reacting phenol as such or as its alkali metal phenate with dichlorodifluoroethylene to form 2,2-dichloro-1,1-difluoroethoxybenzene and reacting the latter with chlorosulfonic acid and recovering the reaction product. The compound of this invention, when reacted with acrylonitrile gives the antimicrobial compound, 2-chloro-3-(4-(2,2-dichloro-1,1-difluoroethoxy)phenyl)sulfonyl)propanenitrile.

    摘要翻译: 本发明的化合物通过使苯酚本身或其碱金属酚盐与二氯二氟乙烯反应形成2,2-二氯-1,1-二氟乙氧基苯并使其与氯磺酸反应并回收反应产物来制备。 本发明化合物当与丙烯腈反应时,得到抗微生物化合物2-氯-3-(4-(2,2-二氯-1,1-二氟乙氧基)苯基)磺酰基)丙腈。

    Cyanatothiomethylthio pyrazines
    7.
    发明授权
    Cyanatothiomethylthio pyrazines 失效
    氰基硫代甲硫基吡嗪

    公开(公告)号:US4101546A

    公开(公告)日:1978-07-18

    申请号:US835473

    申请日:1977-09-21

    摘要: Compounds are prepared which correspond to the formula ##STR1## wherein n represents an integer of 0 to 3; p represents an integer of 0 to 2 and the sum of n + p is an integer of 0 to 3; and r is 0 or 1. These compounds have been found to be active as pesticides and find particular usage as fungicides, bactericides, nematocides and herbicides.

    摘要翻译: 制备符合下式的化合物:其中n表示0-3的整数; p表示0〜2的整数,n + p的和为0〜3的整数, 并且r为0或1.这些化合物被发现作为农药具有活性,并且特别用作杀真菌剂,杀菌剂,杀线虫剂和除草剂。