The 4 chieniru - okisa (thiums) zorin derivative, and contains this the insecticidal miticidal medicine

摘要

PURPOSE: To provide a new compound useful as an insecticidal miticide for agricultural, horticultural or quarantine use. ;CONSTITUTION: The compound of formula I (Z is O or S; X¹ and X² are H, alkyl, alkoxy, halogen, etc.; Y¹ and Y² are H, alkyl, alkoxy, alkylthio, etc.), e.g. 2-(2-chloro-6-fluorophenyl)-4-[2-(5-chloro)thienyl]-2-oxazoline. The compound of formula I can be produced by reacting an aminoalcohol derivative of formula II with a benzoic acid derivative of formula III (R is OH or halogen) in the presence of a dehydration agent (e.g. sulfuric acid) and optionally a base (e.g. NaOH) in a solvent (e.g. benzene) at a temperature between 70°C and the boiling point for 1-24hr. It exhibits strong ovicidal and larvicidal actions at a low rate of application.;COPYRIGHT: (C)1993,JPO&Japio