An NMR study of spatial arrangements in natural alkaloids—I: Indor spectra and conformations of pachycarpine (<i>d</i>‐sparteine), lupanine and 13‐hydroxylupanine
A. S. SadykovTashkent State University and the Moscow State University, USSRF. G. KamayevTashkent State University and the Moscow State University, USSRV. A. KorenevskyTashkent State University and the Moscow State University, USSRV. B. Leon'evTashkent State University and the Moscow State University, USSRYu. A. UstynyukTashkent State University and the Moscow State University, USSR
1972en
ABI
Аннотация
Abstract The INDOR homonuclear PMR spectra of three quinolizidine alkaloids—pachycarpine ( d ‐sparteine), lupanine and 13‐hydroxylupanine—have been studied. The molecular conformations including the boat‐structure of the ring C have been established.
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