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Diastereoselective B(C<sub>6</sub>F<sub>5</sub>)<sub>3</sub>‑Catalyzed Reductive Carbocyclization of Unsaturated Carbohydrates

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NIAID Data Ecosystem2026-03-09 收录
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A B­(C6F5)3-catalyzed method for the selective conversion of unsaturated carbohydrates to cyclopentanes and cyclopropanes is disclosed. Catalyst activation of tertiary silanes generates the ion pair [(C6F5)3B–H]­[ROSi2] whose components synergistically activate C–O bonds for diastereoselective C–C bond formation. Sila-THF cations are invoked as key intermediates facilitating carbocyclizations. Complex chiral synthons are thereby obtained in a single pot.

创建时间:
2016-08-15
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