The virtue of methylenecyclopropane term
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Andreas Stolle; Heike Becker; Jacques Salaün; Armin de Meijere
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Article
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1994
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Elsevier Science
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French
⚖ 449 KB
Absfrrrct 6-Cyclopropylidenel-hexynes like 2, e. g. prepared via palladium(O)-catalyzed substitution of l-ethenyl cyclopropyl sulfonates 1, undergo an intramolecular huson-Khand reaction both efficiently and regioselectively.