Pyrrolizidine alkaloids: evidence for N-(4-aminobutyl)-1,4-diaminobutane (homospermidine) as an intermediate in retronecine biosynthesis
- 1 January 1981
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 11,p. 554-556
- https://doi.org/10.1039/c39810000554
Abstract
[1-amino-15N; 1-13C]Putrescine (3) is incorporated into retronecine (2) in Senecio isatideus plants with a labelling pattern consistent with the formation of a symmetrical C4–N–C4 intermediate; the intermediate is shown to be homospermidine (4) by 14C-labelling experiments.Keywords
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