Stereochemical studies by mass spectrome
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O. Bortolini; G. Fantin; O. Curcuruto; P. Traldi; A. Iwanow; J. T. WrΓ³bel
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Article
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1991
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John Wiley and Sons
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English
β 307 KB
Representative C,, Nuphar alkaloids, containing the quinolizidine system, were studied by high-resolution mass spectrometry and metastable-ion decomposition analysis. The appearance with N-oxide species of ions at m/z 168, useful in ascertaining the stereochemistry of the quinolizidinic ring junctio