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Alkaloids from Gelsemium elegans.
Three new alkaloids, gelsebanine (1), 14alpha-hydroxyelegansamine (2), and 14alpha-hydroxygelsamydine (3), and a new extraction artifact , gelsebamine (4), together with 12 known alkaloids, wereExpand
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Chlorahololides A and B, two potent and selective blockers of the potassium channel isolated from Chloranthus holostegius.
[structure: see text] Chlorahololides A(1) and B(2), two highly complex sesquiterpenoid dimers, were isolated from Chloranthus holostegius. Their structures and absolute configurations wereExpand
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Lignans from Wikstroemia hainanensis
The structures and conformations of three new lignans, wikstrone (1), wikstroemol (2), and wikstroemone (3) – isolated from the aerial parts of Wikstroemia hainanensis – were determined, togetherExpand
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Rapid screening and identification of caffeic acid and its esters in Erigeron breviscapus by ultra-performance liquid chromatography/tandem mass spectrometry.
  • S. Liao, L. Zhang, +9 authors Y. Wang
  • Medicine, Chemistry
  • Rapid communications in mass spectrometry : RCM
  • 15 September 2010
Caffeic acid and its esters (CAEs) are widely distributed in the plant kingdom and have been reported to elicit a wide range of exceptional biological activities. Present methods for screening andExpand
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Chuktabularins A-D, four new limonoids with unprecedented carbon skeletons from the stem bark of Chukrasia tabularis.
Chuktabularins A-D (1-4), four novel 16-norphragmalin-type limonoids that feature unprecedented skeletons with a biosynthetically extended C2 or C3 unit at C-15 forming a uniqueExpand
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Cytotoxic sesquiterpenoids from Vernonia bockiana
Two new sesquiterpenoids, vernobockolides A (1) and B (2), along with five known ones, piptocarphin C (3), piptocarphin F (4), piptocarphin A (5), hirsutolide (6), and β-d-glucopyranosyl taraxinicExpand
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The first limonoid peroxide in the Meliaceae family: walsuronoid A from Walsura robusta.
Walsuronoid A (1), a limonoid featuring an unprecedented 3,4-peroxide-bridged A-seco skeleton, together with walsuronoids B (2) and C (3) possessing a rare 18(13-->14)-abeo-limonoid skeleton, wasExpand
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Koumine, Humantenine, and Yohimbane Alkaloids from Gelsemium elegans.
Nine new alkaloids of the koumine (1-4), humantenine (5-7), and yohimbane (8, 9) types as well as 12 known analogues were isolated from the leaves and vine stems of Gelsemium elegans. Compound 1 isExpand
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Aphanamolide A, a new limonoid from Aphanamixis polystachya.
Two new limonoids, namely aphanamolides A (1) and B (2), were isolated from the seeds of Aphanamixis polystachya . Their structures were established by spectroscopic methods. Aphanamolide A (1)Expand
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Limonoids from the leaves and stems of Toona ciliata.
Three new norlimonoids, toonaciliatins A (1), F (6), and G (7), four new limonoids, toonaciliatins B-E (2-5), and five known compounds, 5alpha,6beta,8alpha-trihydroxy-28-norisotoonafolin (8),Expand
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