ChemInform Abstract: 5-endo-dig Cyclizat
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D. W. KNIGHT; A. L. REDFERN; J. GILMORE
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Article
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2010
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John Wiley and Sons
⚖ 33 KB
5-endo-dig Cyclizations of Homopropargylic Sulfonamides: A New Route to 2,3-Dihydropyrroles and β-Iodopyrroles. -The synthesis of dihydropyrroles (VIII) by 5-endo-dig iodocyclization of readily obtainable sulfonamides (VII) and their conversion into β-iodopyrroles (IX) via base-catalyzed eliminatio