1H and 13C NMR spectral studies of some Mannich bases. Revised structures for the mono-substituted products from 3-hydroxy-2-pyridone

AG Osborne, L Jackson, PD Taylor

Index: Osborne, Alan G.; Jackson, Lee; Taylor, Paul D. Spectrochimica Acta, Part A: Molecular and Biomolecular Spectroscopy, 1993 , vol. 49, # 12 p. 1703 - 1708

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Citation Number: 8

Abstract

1 H and 13 C chemical shifts and J HH and J CH coupling constants are reported for a series of mono-Mannich bases derived from 3-hydroxy-2-pyridone. These compounds should be regarded as the 4-isomers rather than the 6-isomers proposed previously. ... Speetrorhimica Arta. Vol. 49A, No. 12, O. 1703-17(18. 1993 0584-8539/93 S60)+0.1X) Printed in Great Britain 1993 Pergamon Preas Ltd 'H and '3C NMR spectral studies of some Mannich bases. Revised structures ...