| abstract |
Compounds of the formula ##STR1## wherein R 1 is an acyl group or certain optionally halo-substituted hydrocarbyl groups, and X is --CH 2 CH(OCH 3 ) 2 , --CH 2 CHO, --CH═CHOR 2 in which R 2 is acyl, --CHO,--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 natural terpene, 3-carene. |