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ESR evidence for a heterolytic C,O-bond cleavage in models of 4′-DNA radicals

Authors
Journal
Tetrahedron Letters
0040-4039
Publisher
Elsevier
Publication Date
Volume
38
Issue
20
Identifiers
DOI: 10.1016/s0040-4039(97)00676-x

Abstract

Abstract Photolysis of ketone 6b generates allylic radical 9. The decisive step in this transformation is a heterolytic C,O-bond cleavage from radical 7b that generates radical cation 8 from radical 7b. This ESR study models the anaerobic strand scission of 4′-DNA radicals.

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