Biosynthesis of vitamin B12: use of a single 13C label in the macrocycle to confirm C-11 methylation in precorrin-6x
- 1 January 1992
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 2,p. 138-139
- https://doi.org/10.1039/c39920000138
Abstract
[11-13C]Uro'gen III is unambiguously synthesised for enzymic conversion into precorrin-6x which as its octamethyl ester gives a 13C NMR spectrum confirming the presence of a C-11 methyl group.Keywords
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