13C NMR spectroscopy of the withanolides
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Hugo E. Gottlied; I. Kirson
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Article
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1981
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John Wiley and Sons
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English
β 580 KB
## Abstract The ^13^C NMR spectra of 29 highly oxygenated C, steroids with the withanolide skeleton, 24 of which are naturally occurring substances or acetates thereof, were recorded and the carbon signals fully assigned. The shifts of the heavily functionalized A/B ring system can serve as a βfing