摘要
目的研究苍耳子Xanthium strumarium L.的萜类成分。方法苍耳子70%乙醇提取物采用硅胶色谱柱、ODS反相柱色谱与半制备液相进行分离纯化,根据理化性质及波谱数据鉴定所得化合物的结构。结果从中分离得到13个化合物,分别鉴定为atractyligenin (1)、2-O-β-D-glucopyranosyl-atractyligenin (2)、junipeionoloside (3)、(1R,6R,9S)-6,9,11-trihydroxy-4,7-megastigmadien-3-one 11-O-β-D-glucopyranoside (4)、(1R,6R,9S)-6,9,11-trihydroxy-4,7-megastigmadien-3-one (5)、(1S,5R,6R,9R)-megastigman-3-on-5,12-epoxy-9-ol (6)、vervenone-10-O-β-Dapiofuranosyl-(1″-6')-β-D-glucopyranoside (7)、11β,13-dihydro-4H-xanthalongin 4-O-β-D-glucopyranoside (8)、11α,13-dihydro-4H-xanthalongin 4-O-β-D-glucopyranoside (9)、 anhydrodehydroivalbin (10)、 4-O-dihydroinusoniolide (11)、lasidiol p-methoxybenzoate (12)、sibiriolide C (13)。结论所有化合物均为首次从该植物中分离得到。
AIM To study the chemical constituents of terpenoids from Xanthium strumarium L..METHODS The 70% ethanol extract from X. strumarium was isolated and purified by silica,ODS and RPHPLC,then the structures of obtained compounds were identified by physicochemical properties and spectral data.RESULTS Thirteen compounds were isolated and identified as atractyligenin(1),2-O-β-D-glucopyranosyl-atractyligenin(2),junipeionoloside(3),(1 R,6 R,9 S)-6,9,11-trihydroxy-4,7-megastigmadien-3-one 11-O-β-D-glucopyranoside(4),(1 R,6 R,9 S)-6,9,11-trihydroxy-4,7-megastigmadien-3-one(5),(1 S,5 R,6 R, 9 R)-megastigman-3-on-5, 12-epoxy-9-ol(6), vervenone-10-O-β-D-apiofuranosyl-(1″-6')-β-Dglucopyranoside(7),11β,13-dihydro-4 H-xanthalongin 4-O-β-D-glucopyranoside(8),11α,13-dihydro-4 Hxanthalongin 4-O-β-D-glucopyranoside(9),anhydrodehydroivalbin(10),4-O-dihydroinusoniolide(11),lasidiol p-methoxybenzoate(12),sibiriolide C(13). CONCLUSION All compounds are isolated from thisplant for the first time.
引文
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