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An unexpected aromatic SN2′ substitution of a 4-bromobenzopyran
Abstract
Reaction of 4-bromo-6-cyano-3,4-dihydro-2,2-dimethyl-3,3-ethylenedioxy-2H-1-benzopyran (2) with secondary amide anions provides C-5 substituted products in moderate yields.
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J. Chem. Soc., Chem. Commun., 1989, 1258-1259
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An unexpected aromatic SN2′ substitution of a 4-bromobenzopyran
C. S. V. Houge-Frydrych, A. Marsh and I. L. Pinto, J. Chem. Soc., Chem. Commun., 1989, 1258 DOI: 10.1039/C39890001258
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