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Transformation of Aldehydes into (E)-1-Alkenylboronic Esters with a Geminal Dichromium Reagent Derived from a Dichloromethylboronic Ester and CrCl2
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1995
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Geminal Dichromium ReagentEngineeringAlkene MetathesisOrganic ChemistryDichloromethylboronic EsterCatalysisStereoselective SynthesisChemistryAsymmetric Catalysis-1-Alkenylboronic EstersEnantioselective SynthesisBiomolecular Engineering
Synthetically useful (E)-1-alkenylboronic esters are prepared stereoselectively from aldehydes with one-carbon extention by using a geminal dichromium reagent derived from a dichloromethylboronic ester, CrCl2, and LiI under mild conditions.