Access to functionalized cyclopropylcarbinyl compounds from homoallylic ethers via zirconocene intermediates |
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Authors: | Jean-Luc Vasse |
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Affiliation: | UMR 6519--Réactions Sélectives et Applications, CNRS--Université de Reims Champagne-Ardenne, UFR Sciences, BP 1039, 51687 REIMS Cedex 2, France |
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Abstract: | Cyclopropylcarbinylzirconium complexes were generated from homoallylic ethers and zirconocene (Cp2ZrCl2/2n-BuLi). They underwent further in situ transformations that is, bromination-substitution, transmetallation-functionalization and insertion reactions to afford various cyclopropylcarbinyl derivatives. In contrast, ring-opening products could be selectively obtained by treating the zirconium complex with MeLi, prior to functionalization. |
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Keywords: | Cyclopropylcarbinyl compounds Homoallylic ethers Zirconium |
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