Halogenated esters
AssigneeImperial Chemical Industries PLC
InventorRoger K. Huff
Life of this patent
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Abstract
A compound of formula: ##STR1## wherein one of R.sup.1 and R.sup.2 represents a group of formula: W(CF.sub.2).sub.m - where W represents an atom of hydrogen, fluorine or chlorine and m has the value one or two, and the other of R.sup.1 and R.sup.2 represents an atom of fluorine, chlorine or bromine or a group of formula: ##STR2## where each of X, Y and Z independently represents an atom of hydrogen, fluorine or chlorine, and R.sup.3 represents an atom of hydrogen, or the cyano or ethynyl group. The compounds are useful against insect or acarine pests.
Claims26
A compound of formula:
- ##STR33## wherein one of R.sup.1 and R.sup.2 represents a group of formula:
- W(CF.sub.2).sub.m -
- where W represents an atom of hydrogen, fluorine or chlorine and m has the value one or two, and the other of R.sup.1 and R.sup.2 represents an atom or fluorine, chlorine or bromine or a group of formula:
- ##STR34## where each of X, Y and Z independently represents an atom of hydrogen, fluorine or chlorine, and R.sup.3 represents an atom of hydrogen, or the cyano or ethynyl group.
(+)-.alpha.-Cyano-3-phenoxybenzyl (+)-cis/trans-3-(2-chloro-3,3,3-trifluoroprop-1-en-1-yl)-2,2-dimethylcyclo propane carboxylate.
(+)-.alpha.-Cyano-3-phenoxybenzyl (+)-cis/trans-3-(3,3,3-trifluoro-2-trifluoromethylprop-1-en-1-yl)-2,2-dime thylcyclopropane carboxylate.
(+)-.alpha.-Cyano-3-phenoxybenzyl (+)-cis/trans-3-(3-chloro-2,3,3-trifluoroprop-1-en-1-yl)-2,2-dimethylcyclo propane carboxylate.
(+)-.alpha.-Cyano-3-phenoxybenzyl (+)-cis/trans-3-(2-bromo-3,3,3-trifluoroprop-1-en-1-yl)-2,2-dimethylcyclop ropane carboxylate.
3-Phenoxybenzyl (+)-cis/trans-3-(2-chloro-3,3,3-trifluoroprop-1-en-1-yl)-2,2-dimethylcyclo propane carboxylate.
3-Phenoxybenzyl (+)-cis/trans-3-(3,3,3-trifluoro-2-trifluoromethylprop-1-en-1-yl)-2,2-dime thylcyclopropane carboxylate.
(+)-.alpha.-Cyano-3-phenoxybenzyl (1R,3R)-3-(3,3,3-trifluoro-2-trifluoromethylprop-1-en-1-yl)-2,2-dimethylcy clopropane carboxylate.
(+)-.alpha.-Cyano-3-phenoxybenzyl (1R,3S)-3(2-chloro-3,3,3-trifluoroprop-1-en-1-yl)-2,2-dimethylcyclopropane carboxylate.
(S)-.alpha.-Cyano-3-phenoxybenzyl (1R,3R)-3-(3,3-trifluoro-2-trifluoromethylprop-1-en-1-yl)-2,2-dimethylcycl opropane carboxylate.
(S)-.alpha.-Cyano-3-phenoxybenzyl (1R,3S)-3-(2-chloro-3,3,3-trifluoroprop-1-en-1-yl)-2,2-dimethylcyclopropan e carboxylate.
Dependencies are inferred from the claim text.