Preparation of N-[(1-(thienyl)alkyl]amine derivative
    1.
    发明授权
    Preparation of N-[(1-(thienyl)alkyl]amine derivative 失效
    制备N - [(1-(噻吩基)烷基]胺衍生物

    公开(公告)号:US5117000A

    公开(公告)日:1992-05-26

    申请号:US499666

    申请日:1990-03-27

    摘要: N-[1-(Thienyl)alkyl]amine derivative of the formula: ##STR1## which has excellent herbicidal activity against lowland annual weeds and upland weeds, can be prepared by reacting a thiophen derivative of the formula: ##STR2## with an aldehyde of the formula:ACHOand an amide of the formula:NH.sub.2 --CO--Rin the presence of formic acid or a mixture of formic acid with phosphoric acid wherein Z is halogen, alkyl or alkoxy group; (n) is 0, 1 or 2; A is hydrogen or alkyl group; R is alkyl group, group of the formula: ##STR3## in which X and Y are hydrogen, alkyl group, haloalkyl group, alkoxy group, alkoxymethyl group or halogen, or group of the formula: ##STR4## in which Z and (n) are the same as defined above.

    摘要翻译: 对于低地一年生杂草和高地杂草具有优异的除草活性的下式的N- [1-(噻吩基)烷基]胺衍生物可以通过下式的噻吩衍生物反应来制备: 在甲酸或甲酸与磷酸的混合物存在下,通式为ACHO的酰胺和式-NH 2 -CO-R的酰胺,其中Z为卤素,烷基或烷氧基; (n)为0,1或2; A是氢或烷基; R是烷基,其中X和Y是氢,烷基,卤代烷基,烷氧基,烷氧基甲基或卤素的下式的基团:其中Z和(n )与上述相同。