ALPHA-SUBSTITUTED PHENYL-ISOVALERIC ACID DERVATIVE, ITS PREPARATION, AND INSECTICIDAL AGENT

摘要

NEW MATERIAL:The compound of formulaI(X is H or cyano; Y is H, halogen or CH3). EXAMPLE:alpha-Isopropyl-p-difluoromethoxyphenylacetic acid cyano(6-phenoxy-2-pyridyl)methyl ester. USE:An insecticidal and miticidal agent. PROCESS:The compound of formulaIis prepared by reacting the carboxylic acid of formula II or its reactive derivative with the alcohol of formula III or its halide or sulfoxylate.