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One-pot asymmetric synthesis of 2- and 2,3-disubstituted tetrahydrofuran derivatives
Authors:Ramachandran P Veeraraghavan  Nair Hari N G  Gagare Pravin D
Affiliation:Herbert C. Brown Center for Borane Research, Department of Chemistry, Purdue University, 560 Oval Drive, West Lafayette, Indiana 47907-2084, USA. chandran@purdue.edu
Abstract:A novel and convenient one-pot asymmetric synthesis of 2- and 2,3-disubstituted tetrahydrofurans has been achieved in 56-81% yields and 86-99% ee from aliphatic and aromatic aldehydes via an allyl/crotyl/alkoxyallylboration-hydroboration-iodination-cyclization reaction sequence.
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