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北京石油化工学院2026年研究生招生接收调剂公告
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xieliting

新虫 (著名写手)

[求助] 碳谱求助 已有1人参与

13C NMR (126 MHz, DMSO) δ
14.68,16.04,17.11,17.76,18.99, 20.41,28.50,29.06,29.83,31.00,31.54, 36.40,36.82,37.69,39.01, 39.17,39.34,39.51,39.67,39.84, 40.01,41.12,49.60, 55.79,60.08,61.82,65.87,65.94,68.00, 69.33,70.48,70.59,71.90,73.27,74.50,75.58, 76.21,76.43,76.53, 79.77,80.22, 97.95, 100.12,103.66, 108.44, 121.32,140.30
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yangyinhe

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2楼2015-06-04 08:13:22
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yangyinhe

至尊木虫 (著名写手)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
xieliting: 金币+20, ★★★很有帮助 2015-06-04 08:58:30
1 .     25R△5-spirostan-3β-ol 3-O-{α-L-rhamnopyranosyl(1→2)-[β-D-glucopyranosyl(1→4)]-O-β-D-galactopyranoside}
C42H76O19     相似度:87.2%
Journal of Agricultural and Food Chemistry          1999          47          3193-3196
Structure of Steroidal Saponins from Underground Parts of Allium nutans L.
L. S. Akhov, M. M. Musienko, S. Piacente, C. Pizza, and W. Oleszek
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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2 .     dioscin
    相似度:80.8%
Food Chemistry          2012          134          1146-1148
Dioscin: A synergistic tyrosinase inhibitor from the roots of Smilax china
Chun Liang, Ju-Hwan Lim , Seung-Hyung Kim , Dong-Seon Kim
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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3 .     ophiopogonin Q
C46H72O17     相似度:78.7%
Steroids          2013          78          1-7
Cytotoxic steroidal saponins from Ophiopogon japonicus
Ning Li, Liang Zhang, Ke-Wu Zeng, Yuan Zhou, Jia-Yu Zhang, Yan-Yun Che, Peng-Fei Tu
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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4 .     薯蓣皂苷元-3-O-α-L-鼠李吡喃糖(1→2)-[α-L-阿拉伯呋喃糖(1→4)]-β-D-葡萄吡喃糖苷
C44H70O16     相似度:78.7%
Journal of Chinese Medicinal Materials          2011          34          389-392
Studies on the Chemical Constituents of Paris bashanensis
ZHANG Zhi-gang, ZHAO De, DENG Jun
Structure      13C NMR    Structure & 13C NMR    碳谱模拟图

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5 .     diosgenin3-O-α-L-rhamnopyranosyl-(1→4)-[α-L-arabinopyranosyl-(1→2)]-β-D-glucopyranoside
    相似度:78.7%
West China Journal of Pharmaceutical Sciences          2010          25          508-511
Isolation and identification of steroidal saponins of Paris polyphylla Smith var. pseudothibetica
LIU Xian-bo, ZHANG Hao, YONG Zheng-ping, XUE Dan
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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6 .     diosgenin-3-O-[α-L-rha(1-3)-α-L-rha(1-4)-α-L-rha(1-4)]-β-D-glucopyranoside
    相似度:78.4%
Chinese Joumal of Experimental Traditional Medical Fomulae          2011          17          92-96
Studies on Steroidal Saponins from Smilax china and Their Cytotoxic Activities
XU Yan, WANG Hai-yan, JIANG Jia-yue, XIANG Wei, LI Man-man, LIANG Jing-yu
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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7 .     coreajaponin A
C50H83O22     相似度:78%
Bioorganic & Medicinal Chemistry Letters          2011          21          2075-2078
Furostanol saponins from the rhizomes of Dioscorea japonica and their effects on NGF induction
Ki Hyun Kim , Min Ah Kim, Eunjung Moon, Sun Yeou Kim, Sang Zin Choi ,Mi Won Son , Kang Ro Lee
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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8 .     diosgenin-3-O-α-L-rhamnopyranosyl(1→2)[β-D-glucopyranoside(1→3)]-β-D-glucopyranoside
    相似度:76.5%
Chemistry of Natural Compounds          2007          43          672-677
SEPARATION AND IDENTIFICATION OF STEROIDAL COMPOUNDS WITH CYTOTOXIC ACTIVITY AGAINST HUMAN GASTRIC CANCER CELL LINES IN VITRO FROM THE RHIZOMES OF Paris polyphylla VAR. chinensis
Huang Yun, Cui Lijian, Zhan Wenhong Dou Yuhong,Wang Yongli, Wang Qiang
3楼2015-06-04 08:13:40
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xieliting

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引用回帖:
2楼: Originally posted by yangyinhe at 2015-06-04 08:13:22
不空格

好的,谢谢,初次使用,请多包涵
4楼2015-06-04 08:59:21
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