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US 9,868,709 B2Granted
Process for preparing isoxaflutole
OwnerOmer Tzor, Michael Grabarnickinventors
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Abstract
A process for preparing isoxaflutole of formula (I) wherein the process comprises: admixing (5-cyclopropyl-4-isoxazolyl)[2-(methylthio)-4-(trifluoromethyl)phenyl]-methanone of formula (II) with acetic acid and hydrogen peroxide in the presence of a strong acid.
Claims20
A process for preparing isoxaflutole of formula (I)
- wherein the process comprises:
- admixing the compound of formula (II)
- with acetic acid and hydrogen peroxide in the presence of a strong acid.
Dependencies are inferred from the claim text.