PHENYLESSIGSAEUREESTERDERIVATE, VERFAHREN ZUR HERSTELLUNG DERSELBEN UND INSEKTIZIDE MITTEL MIT EINEM GEHALT MINDESTENS EINES PHENYLESSIGSAEUREESTERDERIVATS

摘要

Disclosed herein are derivatives of phenylacetic ester represented by the formula (I): (I) wherein R1 represents a halogen atom or a lower alkoxy group; R2 represents a lower alkyl group; R3 represents a hydrogen atom or a methyl group; R4 represents a hydrogen atom, a lower alkyl group, CH2CHCH2, CH2CHCHCH3, CH2OCH2CHCH2, CH2OCH2CCH, CH2OCH2CCCH3, COCH3, +TR and R5 represents a hydrogen atom or a halogen atom, a process for producing the derivatives and an insecticidal composition containing the derivatives of phenylacetic ester as an active ingredient.