Cyclopropanecarboxylic acid esters
AssigneeSumitomo Chemical Company, Limited
InventorsMasachika Hirano, Takashi Matsuo, Hisami Takeda, Toshio Nishioka
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Abstract
A novel cyclopropanecarboxylic acid ester of the formula, ##SPC1## Wherein R.sub.1 is a hydrogen atom, a cyano or ethynyl group, and X is a chlorine, bromine or fluorine atom, which possesses various useful insecticidal and acaricidal activities and can be prepared by reacting a compound of the formula, ##SPC2## Wherein R.sub.1 is as defined above and R.sub.2 is hydroxyl, a halogen atom or an arylsulfoxy group, with a cyclopropanecarboxylic acid of the formula, ##EQU1## wherein X is as defined above, or its reactive derivative.
Claims7
A compound of the formula (I), ##SPC5##
- wherein R.sub.1 is a hydrogen atom, a cyano or ethynyl group, and X is a chlorine, bromine or fluorine atom.
##SPC6##
##SPC7##
##SPC8##
A composition comprising an inert carrier and as the active ingredient an effective amount of a compound of the formula, ##SPC9##
- wherein R.sub.1 is a hydrogen atom, a cyano or ethynyl group, and X is a chlorine, bromine or fluorine atom.
Dependencies are inferred from the claim text.