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Reductive Coupling of Carbonyl Compounds to Pinacols with Zinc in THF-Saturated Aqueous Ammonium Chloride
Authors:Rahim Hekmatshoar  Issa Yavari  Yahya S. Beheshtiha  Majid M. Heravi
Affiliation:(1)  Department of Chemistry, School of Science, Azzahra University, Vanak, Tehran, Iran, IR;(2)  Department of Chemistry, University of Tarbiat Modarres, Tehran, Iran, IR
Abstract:Summary.  In the presence of metallic zinc, aldehydes and ketones experience reductive coupling in tetrahydrofuran-saturated aqueous ammonium chloride (5:3) to afford the corresponding pinacols in moderate to high yields. Received October 23, 2000. Accepted (revised) December 12, 2000
Keywords:.   Carbonyl compounds   Pinacols   Zinc   Pinacolization   Carbon-carbon bond formation.
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