DEUTERIUM SUBSTITUTED CARBOXYLIC ACID, DEUTERIUM SUBSTITUTED CARBOXYLIC ACID ESTER DERIVATIVE, INSECTICIDE AND ACARICIDE CONTAINING DEUTERIUM SUBSTITUTED CARBOXYLIC ACID ESTER DERIVATIVE

摘要

NEW MATERIAL:A compound having CD3 substituting several methyl groups of a carboxylic acid and a carboylic acid ester derivative expressed by formula I, II or III [X is halogen; Y is methyl, halogen, methoxyl, etc.; R is H, alkyl, formula IV (R1 is allyl, propargyl, etc.), formula V (R2 is H, cyano, etc.; R3 is H, methyl, etc.; n is an integer 1-4; R4 is halogen, allyl, etc.), etc.]. EXAMPLE:3'-Phenoxybenzyl-2,2-dimethyl-3-isobutenyl[(CD3)2]cylopropanec arboxylate. USE:An insecticide and acaricide. PROCESS:A deuterium substituted carboxylic acid in which several methyl groups are substituted by CD3 groups or a reactive derivative thereof is reacted with an alcohol expressed by the formula HO-R or a reactive derivative thereof.