LI Yi-Xing, ZUO Wen-Jian, MEI Wen-Li, CHEN Hui-Qin, DAI Hao-Fu. A new diterpene from the stems of Trigonostemon heterophyllus[J]. Chinese Journal of Natural Medicines, 2014, 12(4): 297-299.
Citation: LI Yi-Xing, ZUO Wen-Jian, MEI Wen-Li, CHEN Hui-Qin, DAI Hao-Fu. A new diterpene from the stems of Trigonostemon heterophyllus[J]. Chinese Journal of Natural Medicines, 2014, 12(4): 297-299.

A new diterpene from the stems of Trigonostemon heterophyllus

  • AIM:To investigate the chemical constituents in the stems of Trigonostemon heterophyllus.METHOD:The chemical constituents were isolated by column chromatography on silica gel,Rp-18,and Sephadex LH-20,and their structures were elucidated on the basis of spectroscopic analysis.RESULTS:Three compounds were isolated and identified as a new diterpene,trigonoheterene B(1),together with two known compounds,trigonostemone(2) and trigonochinene B(3).CONCLUSION:Compound 1 is new.Compounds 2 and 3 showed antibacterial activities.
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