| abstract |
NEW MATERIAL:An acylamino-(3-thienyl)acetonitrile derivative expressed by formula I (A is phenyl, substituted phenyl, naphthyl, thienyl or pyridyl). n EXAMPLE: α-Benzoylamino-α-(3-thienyl)acetonitrile. n USE: A herbicide for paddy field, controlling agent against noxious weeds and organic microorganisms, having a wide optimum application period with hardly any phytotoxicity to paddy rice and low toxicity to fishes. n PREPARATION: An acid chloride expressed by formula II is reacted with α- amino-α-(3-thienyl)acetonitrile to afford the aimed compound expressed by formula I. n COPYRIGHT: (C)1988,JPO&Japio |