天然产物研究与开发 ›› 2016, Vol. 28 ›› Issue (8): 1176-1180.doi: 10.16333/j.1001-6880.2016.8.002

• 研究论文 • 上一篇    下一篇

滇藏杜英化学成分研究

刘京宏,肖鑫丽,彭雅婷,殷德松,宋静武,彭磊*   

  1. 云南农业大学园林园艺学院,昆明 650201
  • 出版日期:2016-08-30 发布日期:2017-01-17

Chemical Constituents from Elaeocarpus braceanus

LIU Jing-hong,XIAO Xin-li,PENG Ya-ting,YIN De-song,SONG Jing-wu,PENG Lei*   

  1. Institute of landscape gardening of Yunnan Agriculture University,Kunming 650201,China
  • Online:2016-08-30 Published:2017-01-17

摘要: 通过有机溶剂提取、色谱等手段从滇藏杜英(Elaeocarpus braceanus)分离到17个化合物,根据氢谱(1H NMR)、碳谱(13C NMR)、质谱(MS)等波谱解鉴定分别为3-氨基4-羟基-苯甲酸-1-O-β-D-吡喃木糖甙(1)、3,5,7-三羟基-4′-甲氧基黄酮(2)、杨梅素(3)、5-O-甲基-杨梅素(4)、4′-O-甲基-杨梅素(5)、二氢山奈酚(6)、二氢杨梅素(7)、杨梅素3-O-α-L-鼠李糖甙(8)、山奈酚-3-O-α-L-鼠李糖甙(9)、4′-O甲基-杨梅素3-O-α-L-鼠李糖甙(10)、7,4′-O- –二甲基杨梅素3-O-α-L-鼠李糖甙(11)、4′-O-–甲基杨梅素3-O-β-D-葡萄糖甙(12)、山奈酚-3-O-β-D-葡萄糖甙(13)、(3β,9β,10α,16α,23R)-16,23-epoxy-3-(β--D-glucopyranosyloxy)-20-hydroxy-9-methyl-19-norlanosta-5,24-dien-11-one(14)、β-谷甾醇(15)、β-胡萝卜甙(16)和3,5-二羟基4-甲氧基苯甲酸(17),其中1为新化合物,其它16个化合物是首次从滇藏杜英中发现。

关键词: 滇藏杜英, 化学成分, 分离, 结构鉴定

Abstract: The chemical components of Elaeocarpus braceanus were extracted using organic solvent extraction.Column chromatography led to the isolation of 17 compounds.Combination of the 1D, 2D NMR and mass spectrometry,all compounds were identified as 3-amino-4-hydroxybenzoate-1-O-β-D-Xylopyranoside (1), 3,5,7-trihydroxy-4′-methoxyflavone (2),myricetin (3),5-O-methyl-myricetin (4),4′-O-methyl-myricetin (5),3,5,7,4′-tetrahydroxy-2,3-dihydroflavone (6),dihydromyricetin (7),myricetin 3-O-α-L-rhamnopyranoside (8),Kaempferol-3-O-α-L-rhamnoside (9),4′-O-methyl-myricetin 3-O-α-L-rhamnoside (10),7,4′O-dimethyl-myricetin 3-O-α-L-rhamnoside (11),4′-O-methyl-myricetin 3-O-β-D-glucoside (12),Kaempferol 3-O-β-D-glucoside (13),(3β,9β,10α,16α,23R)-16,23-epoxy-3-(β-D-glucopyranosyloxy)-20-hydroxy-9-methyl-19-norlanosta-5,24-dien-11-one (14),β-sitosterol (15),daucosterol (16),3,5-dihydroxy-4-methoxybenzoic acid (17).Additionally,1 was a new compound,and other 16 compounds were firstly isolated from the titled plant.

Key words: Elaeocarpus braceanus, chemical constituents, separation and isolation, structural elucidation

中图分类号: 

R284