Stereoselective construction of cis-2,6-disubstituted tetrahydropyrans via an intramolecular bismuth-mediated oxa-conjugate addition reaction |
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| Authors: | Evans P Andrew Andrews William J |
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| Affiliation: | Department of Chemistry, Indiana University, Bloomington, IN 47405, USA |
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| Abstract: | The intramolecular oxa-conjugate addition of tethered triethylsilyloxy substituted α,β-unsaturated ketones mediated by bismuth(III) nitrate pentahydrate provides a mild and efficient method for the stereoselective construction of cis-2,6-disubstituted tetrahydropyrans. |
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| Keywords: | Bismuth mediated Cyclic ethers Diastereoselective Oxa-conjugate addition |
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