Ultrasound Promoted 1, 3-Dipolar Cycloaddition Reactions of Nitrile Oxides with α, β-Unsaturated Acetals |
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Authors: | Ta-Jung Lu Lij-Jyi Sheu |
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Abstract: | The 1,3-dipolar cycloaddition reactions of nitrile oxides and α,β-unsaturated 1,3-dioxolanes were effectively accelerated by ultrasound irradiation to give the A2-isoxazolines with yields and regioselectivities surpassing those of the corresponding thermal reactions. |
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Keywords: | α , β -Unsaturated acetal Nitrile oxide Cycloaddition Regioselective Sonochemistry |
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