1R,Cis-3-(2-halo-3,3,3-trifluoro-1-propenyl)-2,2-di methylcyclopropanecarboxylic acid derivatives
AssigneeFMC Corporation
InventorJohn F. Engel
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Abstract
1R,cis-trifluoromethylethenylcyclopropanecarbonyl compounds of the formula ##STR1## in which X is halogen and R is halogen, hydroxy, lower alkoxy or an optionally substituted 1,1'-biphenyl-3-methyloxy group, their method of preparation and utility as insecticides and intermediates therefore are described and exemplified.
Claims3
A 1R,cis-trifluoromethylethenylcyclopropanecarbonyl compound of the formula ##STR5## in which X is halogen, R is an alcohol residue of the formula ##STR6## in which R.sup.1 and R.sup.2 are independently hydrogen, lower alkyl or halogen.
The compound (2-methyl-[1,1'-biphenyl]-3-yl)methyl 1R,cis-3-(2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethylcyclopropanecar boxylate.
Dependencies are inferred from the claim text.