Process for the oxidation of certain substituted...

Details Process for the oxidation of certain substituted... Process for the oxidation of certain substituted...

C - Chemistry, Metallurgy

07

D

C07D 213/34 (2006.01) C07D 213/61 (2006.01) C07D 213/64 (2006.01) C07D 409/04 (2006.01)

Patent

CA 2676700

lnsecticidal sulfoximines of formula (Ia) are produced efficiently and in high yield by the oxidation of the corresponding sulfilimine of formula (I) with ruthenium tetroxide or an alkali metal permanganate. In formula (Ia) and formula (I), Het, R1, R2, R3, L and n are as defined in the claims.

Des sulfoximines insecticides de formule (Ia) sont produites efficacement et en rendement élevé par l'oxydation de la sulfylimine correspondante de formule (I) avec du tétroxyde de ruthénium ou un permanganate de métal alcalin. Dans la formule (Ia) et la formule (I), Het, R1, R2, R3, L et n sont tels que définis dans les revendications.

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