A One-Pot Approach to Delta(2)-Isoxazolines from Ketones and Arylacetylenes

[摘要]：The sequential reaction of ketones with arylacetylenes and hydroxylamine in the presence of KOBut/DMSO followed by the treatment of the reaction mixture with H2O and KOH leads to Delta(2)-isoxazolines in up to 88% yield.

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