Article ID Journal Published Year Pages File Type
5275741 Tetrahedron Letters 2007 4 Pages PDF
Abstract

(Diacetoxyiodo)benzene (PhI(OAc)2) was found to be a powerful reagent to induce the intramolecular oxidative bromocyclization of homoallylic sulfonamides utilizing KBr as the bromine source. The reaction affords 2-substituted-4-bromo-pyrrolidines in moderate to excellent yields under a mild metal-free condition, and offers good manipulability by avoiding the use of highly toxic and caustic bromine (Br2).

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Physical Sciences and Engineering Chemistry Organic Chemistry
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