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Investigation of the composition of crude oils and condensates from the south of the Siberian platform using 1H and 13C NMR spectroscopy

✍ Scribed by D.F. Kushnarev; T.V. Afonina; G.A. Kalabin; R.N. Presnova; N.I. Bogdanova


Book ID
116042719
Publisher
Elsevier Science
Year
1989
Weight
508 KB
Volume
29
Category
Article
ISSN
0031-6458

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Determination of the pyrrolizidine alkal
✍ Luc A. C. Pieters; Agnes M. Van Zoelen; Klaas Vrieling; Arnold J. Vlietinck πŸ“‚ Article πŸ“… 1989 πŸ› John Wiley and Sons 🌐 English βš– 506 KB

A method for the determination of the pyrrolizidine alkaloids from Seneciojucobueu (Compositae) by 'H and I3C NMR is presented. 'H NMR is a reliable method for the determination of the total alkaloid level. I3C NMR appears to be a suitable method for the determination of the individual alkaloids. Th