| Literature DB >> 11520214 |
Z Zhang1, H N ElSohly, M R Jacob, D S Pasco, L A Walker, A M Clark.
Abstract
Four new alkaloids, nauclealines A (1) and B (2) and naucleosides A (3) and B (4), together with six known compounds, strictosamide (5), vincosamide (6), pumiloside (7), kelampayoside A, sitosterol, and sitosteryl beta-D-glucoside, were isolated from the bark of Nauclea orientalis. The structures of 1-4 were elucidated using 1D and 2D NMR spectral methods, including COSY, DEPT, HMQC, (13)C-(1)H HMBC, and (15)N-(1)H HMBC.Entities:
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Year: 2001 PMID: 11520214 DOI: 10.1021/np010042g
Source DB: PubMed Journal: J Nat Prod ISSN: 0163-3864 Impact factor: 4.050