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A New Entry to Functionalized 4-Aryl-2-methylenetetralones.

โœ Scribed by Frederic Garzino; Alain Meou; Pierre Brun

Publisher
John Wiley and Sons
Year
2003
Weight
152 KB
Volume
34
Category
Article
ISSN
0931-7597

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โœ Riccardo Giovannini; Enrico Marcantoni; Marino Petrini ๐Ÿ“‚ Article ๐Ÿ“… 1998 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 222 KB

In situ prepared ketene acetals of 7-hydroxyvinyl sulfones undergo a Claisen rearrangement affording 3-phenylsulfonyl esters.These compounds are converted to (2E,4E)-dienoic esters by a base-assisted elimination of benzenesulfinic acid.