Palladium-Induced Intramolecular Couplin
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Zhu Teng; Reinhart Keese
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Article
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1999
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John Wiley and Sons
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German
โ 108 KB
The first examples for the formation of siloles by intramolecular Heck-type cyclizations are reported. Upon treatment with [PdCl 2 (PPh 3 )], the (o-iodobenzyl)vinylsilanes 4a and 4c give the siloles 5a and 5c as well as the vinyl-transfer products 6a and 6c (Scheme 2), respectively. Under CO pressu