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扬子毛茛中的化学成分研究

潘云雪, 周长新, 张水利, 郑筱祥, 赵昱*   

  1. 1.浙江大学药学院中药与天然药物研究室, 杭州 310031;
    2.浙江大学生物医学工程与仪器科学学院, 杭州 310006
  • 收稿日期:2003-11-21 修回日期:2004-05-10 出版日期:2004-06-15 发布日期:2004-06-15
  • 通讯作者: 赵昱*

Constituents from Ranunculus sieboldii Miq.

PAN Yun-xue, ZHOU Chang-xin, ZHANG Shui-li, ZHENG Xiao-xiang, ZHAO Yu*   

  1. 1.Department of Traditional Chinese Medicine and Natural Drug Research, College of Pharmaceutical Sciences, Zhejiang University, Hangzhou 310031, China;
    2.Department of Biomedical Engineering, College of Biomedical Engineering and Instrument Sciences, Zhejiang University, Hangzhou 310006, China
  • Received:2003-11-21 Revised:2004-05-10 Online:2004-06-15 Published:2004-06-15
  • Contact: ZHAO Yu*

摘要: 目的 研究扬子毛茛的化学成分. 方法 应用多种色谱方法和色谱材料进行提取、分离和纯化, 用各种现代光谱方法并结合文献对分得的化合物进行结构解析. 结果 从扬子毛茛的95%乙醇提取物中分到十三个化合物, 其中五个为黄酮苷类化合物, 分别命名为芹菜素-4'-O-α-L-鼠李糖苷(1), 芹菜素-7-O-β-D-葡萄糖苷-4'-O-α-L-鼠李糖苷(2), 芹菜素-8-C-α-L-阿拉伯糖苷(3), 芹菜素-8-C-β-D-半乳糖苷(4), 小麦黄素-7-O-β-D-葡萄糖苷(5); 其余八个分别为小麦黄素(6), 木犀草素(7), 东莨菪内酯(8), 秦皮乙素(9), 滨蒿内酯(10), 阿魏酸(11), 原儿茶酸(12)和小毛茛内酯(13). 此外还对这些化合物的体外抗癌活性进行了初步的测试. 结论 化合物1-12为首次从该属植物中分到, 化合物13为首次从该种植物中分到, 其中化合物1为新的天然产物, 化合物23首次报道了其碳谱数据.生物活性测试结果表明化合物1BEL-7407A549细胞的IC50值分别为4377μg·mL-1, 化合物810KB细胞的IC50分别为7844μg·mL-1, HL-60细胞的IC50均为85μg·mL-1.化合物7对所测试的四种肿瘤细胞株均显示一定的细胞毒活性, 其对KB, BEL-7407, A549HL-60细胞的IC50分别为51, 55, 4410μg·mL-1.

关键词: 毛茛, 毛茛, 毛茛, 黄酮苷, 黄酮苷, 黄酮苷, 芹菜素-4'-O-α-L-鼠李糖苷, 芹菜素-4'-O-α-L-鼠李糖苷, 芹菜素-4'-O-α-L-鼠李糖苷, 芹菜素-8-C-α-L-阿拉伯糖苷, 芹菜素-8-C-α-L-阿拉伯糖苷, 芹菜素-8-C-α-L-阿拉伯糖苷, 芹菜素-7-O-β-D-葡萄糖苷-4'-O-α-L-鼠李糖苷, 芹菜素-7-O-β-D-葡萄糖苷-4'-O-α-L-鼠李糖苷, 芹菜素-7-O-β-D-葡萄糖苷-4'-O-α-L-鼠李糖苷, 细胞, 细胞, 细胞

Abstract: Aim To investigate the chemical composition of Ranunculus sieboldii Miq.. Methods Repeated column chromatography over silica gel, polyamide and RP-18 followed by gel filtration on sophadex LH-20 were used to isolate chemical constituents, and their structures were elucidated by extensive spoctroscopic methods (UV, IR, MS, 1H NMR, 13C NMR) including 2D NMR (COSY, HMQC, HMBC, NOESY) techniques and by direct comparing spectral data with those reported in literature. Results Five flavonoid glycosides named apigenin-4'-O-α-L-rhamnopyranoside (1), apigenin-7-O-β-D-glucopyranosyl-4'-O-α-L-rhamnopyranoside (2), apigenin-8-C-α-L-arabinopyranoside (3), apigenin-8-C-β-D-ga- lactopyranoside (4), tricin-7-O-β-D-glucopyranoside (5), together with tricin (6), luteolin (7), scopoletin (8), esculetin (9), scoparone (10), ferulic acid (11), protocatechuic acid (12), and tematolide (13) were isolated from the 95% ethanolic extract of its whole plant, and their cytotoxic activities were preliminarily tested. Conclusion Compounds 1-12 were obtained from this genus and compound 13 from this species for the first time. Furthermore, compound 1 was for the first time isolated from nature while the 13C NMR data of compounds 2 and 3 are reported for the first time. The bioassay revealed that compound 1 was active against BEL-7407 and A549 cell lines (IC50 43, 77 μg·mL-1), 8 and 10 showed inhibitory ac- tivities on KB cell lines (IC50 78, 44 μg·mL-1) and HL-60 cell lines (IC50 85, 85 μg· mL-1), while 7 exerted moderate cytotoxic activities on KB, BEL-7407, A549 and HL-60 cell lines with their IC50 being 51, 55, 44 and 10 μg·mL-1, respecfvely.

Key words: Ranunculus sieboldii Miq., Ranunculus sieboldii Miq., flavonoid glycosides, flavonoid glycosides, apigenin-4'-O-α-L-rhamnopyranoside, apigenin-4'-O-α-L-rhamnopyranoside, apigenin-8-C-α-L-arabinopyranoside, apigenin-8-C-α-L-arabinopyranoside, apigenin-7-O-β-D-glucopyranosyl-4'-O-α-L-rhamnopyranoside, apigenin-7-O-β-D-glucopyranosyl-4'-O-α-L-rhamnopyranoside, cytotoxicity, cytotoxicity

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Supporting: *Corresponding author. Tel.: 0571-87217313; fax: 0571-87217313