Chemistry Publications

Document Type

Article

Publication Date

10-6-2010

Journal

Organic letters

Volume

12

Issue

21

First Page

4736

Last Page

4738

Abstract

The cycloaddition between 2-alkoxy-1,1-cyclobutane diesters and aromatic, heteroaromatic, or aliphatic aldehydes under Yb(OTf)(3) catalysis generates tetrahydropyrans in high yields with exclusive cis-stereochemistry.


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