Two New Pairs of Epimeric Pyrrolizidine Alkaloids from Liparis nervosa
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DOI: 10.1007/s10600-019-02673-z
Abstract: Two new pairs of epimeric pyrrolizidine alkaloids, nervosine XVI/XVII and XVIII/XIX were isolated from the whole plant of Liparis nervosa. Their structures were elucidated by extensive spectroscopic analyses including 1D, 2D NMR, and HR-ESI-MS. read more here.
Keywords: epimeric pyrrolizidine; two new; new pairs; pairs epimeric ... See more keywords
Seco-neferine A-F, three new pairs of benzyltetrahydroisoquinoline alkaloid epimers from Plumula Nelumbinis and their activity.
Sign Up to like & getrecommendations! Published in 2021 at "Fitoterapia"
DOI: 10.1016/j.fitote.2021.104994
Abstract: Three new pairs of benzyltetrahydroisoquinoline (BIQ) alkaloid epimers, Seco-neferine A-F (1-6), were isolated from an EtOH extract of Plumula Nelumbinis. The structures of these compounds were identified by a combination of NMR, HR-ESI-MS, circular dichroism,… read more here.
Keywords: new pairs; three new; seco neferine; pairs benzyltetrahydroisoquinoline ... See more keywords