1394416 Cyclopropanecarboxylic acid esters SUMITOMO CHEMICAL CO Ltd 30 May 1973 [31 May 1972] 25839/73 Heading C2C The invention comprises compounds having the general formula wherein R is hydrogen or methyl. They may be prepared by reacting a compound of the formula with a compound of the formula The compounds of. the invention may be used as active ingredients in insecticidal compositions.
