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Indium-mediated tandem radical addition-cyclization-trap reactions in aqueous media
Masafumi Ueda1, Hideto Miyabe, Azusa Nishimura
1Kobe Pharmaceutical University, Motoyamakita, Higashinada, Kobe 658-8558, Japan.
Organic Letters
|October 11, 2003
Abstract:
[reaction: see text] Tandem carbon-carbon bond-forming reactions were studied by using indium as a single-electron-transfer radical initiator. The radical addition-cyclization-trap reaction of a substrate having a vinyl sulfonamide group and an olefin moiety proceeded smoothly in aqueous media. The radical addition-cyclization reaction of hydrazone gave the functionalized cyclic products.