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Thiophenecarbonanilide derivative and fungicide containing the same

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专利汇可以提供Thiophenecarbonanilide derivative and fungicide containing the same专利检索,专利查询,专利分析的服务。并且NEW MATERIAL:The N-methyl-2-thiophenecarbonanilide derivative of formulaI(R
1 is lower alkyl; R
2 is H, lower alkyl or lower alkoxy).
EXAMPLE: N-Methyl-4'-methoxy-2-thiophenecarbonanilide.
USE: A fungicide exhibiting remarkably high activity against phytopathogens especially of downey mildew of cucumber, and having low toxicity and high safety.
PROCESS: The compound of formulaIcan be prepared either by reactin the compound of formula II (X is halogen) with the compound of formula III preferably in a solvent, in the presence of a base, or by reacting the compound of formula III preferably in a solvent, in the presence of a base, or by reacting the compound of formula IV with the compound of formula V preferably in a solvent, in the presence of an alcoholate or an alkali hydride, or by reacting the compound of formula VI with the compound of formula VII preferably in a solvent, in the presence of a base.
COPYRIGHT: (C)1983,JPO&Japio,下面是Thiophenecarbonanilide derivative and fungicide containing the same专利的具体信息内容。

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