| abstract |
Alpha -Cyanobenzyl cyclopropanecarboxylates of the formula, WHEREIN A is oxygen atom or methylene group, R1 and R2 are respectively hydrogen atom, a halogen atom or a lower alkyl group, R3 is hydrogen atom or methyl group, R4 is hydrogen atom, methyl group, phenyl group or IN WHICH R5 is hydrogen atom or methyl group, and R6 is hydrogen atom, methyl group, methoxycarbonyl group, or methoxymethyl group, or R5 and R6 are combined each other at the ends to form a polymethylene group, provided that R4 is methyl group when R3 is methyl group, and m and n are respectively an integer of 1 to 3, which are useful for controlling insects and mites. |