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Regiospecific silver[I] promoted, palladium[O]-catalyzed intramolecular addition of aryl iodides to vinyl sulfones
Treatment of aryl iodides with 5% tetrakis(triphenylphosphine)palladium[O] in the presence of silver nitrate and triethylamine in acetonitrile at reflux effects intramotecular conjugate-addition/reductive elimination to generate an annulated vinyl sulfone. Omission of the silver nitrate produces mix...
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Published in: | Tetrahedron letters 1993-08, Vol.34 (33), p.5205-5208 |
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Main Authors: | , |
Format: | Article |
Language: | English |
Subjects: | |
Online Access: | Get full text |
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Summary: | Treatment of aryl iodides with 5%
tetrakis(triphenylphosphine)palladium[O] in the presence of silver nitrate and triethylamine in acetonitrile at reflux effects intramotecular conjugate-addition/reductive elimination to generate an annulated vinyl sulfone. Omission of the silver nitrate produces mixtures of vinyl and allyl sulfones.
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ISSN: | 0040-4039 1873-3581 |
DOI: | 10.1016/S0040-4039(00)73953-0 |