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Longmei Zeng

Explore the profile of Longmei Zeng including associated specialties, affiliations and a list of published articles. Areas
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Articles 4
Citations 20
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Recent Articles
1.
Guan Z, Zeng L
Zhongguo Zhong Yao Za Zhi . 2010 Jul; 35(8):1004-8. PMID: 20617681
Chemical constituents of a new species of Spongia sponge collected from Sanya bay in Hainan province, were analyzed. Nine secondary metabolites 1-9 were isolated. On the basis of their spectroscopic...
2.
Zhang C, Li J, Su J, Liang Y, Yang X, Zheng K, et al.
J Nat Prod . 2006 Oct; 69(10):1476-80. PMID: 17067165
Five new cembrane diterpenoids, sarcrassins A-E (1-5) along with a known compound, emblide (6), have been isolated from the soft coral Sarcophyton crassocaule collected from the Bay of Sanya, Hainan...
3.
Lu W, Zhang C, Zeng L, Su J
Steroids . 2004 Dec; 69(13-14):803-8. PMID: 15582535
This paper describes the efficient and stereospecific synthesis of cytotoxic dihydroxylated sterols, 24-methylene-cholest-5-ene-3beta,7alpha-diol 1, and its C-7 epimer, 24-methylene-cholest-5-ene-3beta,7beta-diol 2. The crux of the synthesis is that the selective allylic...
4.
Lu W, Zeng L, Su J
Steroids . 2004 Jul; 69(7):445-9. PMID: 15246774
The cytotoxic, polyhydroxylated sterol 24-methylene-cholesta-3beta,5alpha,6beta,19-tetrol (1), previously isolated from the soft corals Nephthea albida and N. tiexieral verseveldt, was synthesized using stigmasterol as the starting material by 10 steps in...