Back to results
US 2003/0114689 A1Published application
5-halo-4-fluoro-4,7,7-trimethyl-3-oxabicyclo[4.1.0]heptan-2-ones, process for their preparation and their use for preparing cyclopropanecarboxylic acids
OwnerJean Pierre Demoute, Gunter Homberger +2inventors
InventorsJean Pierre Demoute, Gunter Homberger, Sergej Pazenok, Didier Babin
Life of this patent
Estimating the term…
Abstract
5-Halo-4-fluoro-4,7,7-trimethyl-3-oxabicyclo[4.1.0]heptan-2-ones, process for their preparation and their use for preparing cyclopropanecarboxylic acids Compounds of the formula (I), 1 in which Hal is Cl, Br or I, are suitable for use as intermediates in the preparation of pyrethroids.
Claims5
A compound of the formula (I),
- 8
- in which Hal is Cl, Br or I.
Dependencies are inferred from the claim text.