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Anodic oxidation of 2,3-diarylbenzofurans : different reaction pathways for the cation radical.

✍ Scribed by Michel Cariou; Jacques Simonet

Book ID: 104225864
Publisher: Elsevier Science
Year: 1991
Tongue: French
Weight: 162 KB
Volume: 32
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)93495-6

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✦ Synopsis

The electrooxidation of 2,3-diarylbenzofurans leads to a rearrangement lactone, 3,3-diaryl-2(3H)benzofuranone , together with a ring enlargement product, 9-aroyl-9-hydroxy-(9H)-xanthene . However, in some cases coupling products may be isolated in high yield.

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