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Five vs six membered ring formation in the vinyl radical cyclization

Authors
Journal
Tetrahedron Letters
0040-4039
Publisher
Elsevier
Publication Date
Volume
27
Issue
38
Identifiers
DOI: 10.1016/s0040-4039(00)84995-3
Disciplines
  • Physics

Abstract

Abstract The ratio of methylenecyclopentane to methylenecyclohexane derivatives observed in the vinyl radical cyclization increases with the concentration of substrate and tin hydride. This is interpreted to mean that these cyclizations are under thermodynamic control at low concentrations.

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