3-(Hydrocarbylthiomethyl)-2,2-dimethyl-cyclopropanecarboxylate pesticides and their preparation

摘要

Compounds of the formula <IMAGE> wherein R1 is an optionally halo-substituted hydrocarbyl group, and X is -C(O)Cl, -C(O)Br or C(O)OR in which R is H, a salt-forming cation, an alkyl group or the residue of a pyrethroid alcohol are new pesticides or intermediates therefore. The compounds are prepared using a multi-step synthesis starting from the neutral terpene, 3-carene.