Summary
The spatial structures of codonopsine and codonopsinine have been determined by high-resolution NMR spectroscopy.
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S. F. Matkhalikova, V. M. Malikov, and S. Yu. Yunusov, Khim. Prirodn. Soedin., 30 (1969).
S. F. Matkhalikova, V. M. Malikov, M. R. Yagudaev, and S. Yu. Yunusov, Khim. Prirodn. Soedin., 210 (1971).
M. Karplus, J. Amer. Chem. Soc.,85, 2850 (1963); K. L. Williamson and W. S. Johnson, J. Amer. Chem. Soc.,83, 4623 (1961).
Additional information
Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR. Translated from Khimiya Prirodnykh Soedinenii, No. 4, pp. 495–498, July–August, 1972.
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Yagudaev, M.R., Matkhalikova, S.F., Malikov, V.M. et al. A study of the stereochemistry of the alkaloids codonopsine and codonopsinine by the NMR-spectroscopic method. Chem Nat Compd 8, 488–490 (1972). https://doi.org/10.1007/BF00563676
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DOI: https://doi.org/10.1007/BF00563676