BF3·OEt2 Catalyzed Reaction of Donor-Acceptor Cyclobutanes with Terminal Alkynes: Single Step Access to 2,3-Dihydrooxepines

Authors

Ben P Machin
Brian L Pagenkopf

Document Type

Article

Publication Date

2011

Journal

Synlett

Issue

19

First Page

2799

Last Page

2802

URL with Digital Object Identifier

10.1055/s-0031-1289554

Abstract

In the presence of BF3˙OEt2 cyclobutane-1,1-diesters undergo a reaction with terminal alkynes to quickly access dihydro­oxepines.