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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
16.68, 18.04,19.10,19.65,19.76, 20.98,22.40,22.92,30.49,31.05,31.83,32.99, 33.54,38.40,38.80,39.72, 41.02,41.19, 41.35,41.52,41.69,41.78,41.85,41.94, 42.02,43.11,51.59,57.76,62.02,63.80,67.86,67.93, 70.08,71.32,74.08,74.23,75.26, 76.47,78.10, 78.52,81.76,82.21, 99.16,99.74,105.64, 110.44,123.37,171.72
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yangyinhe

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【答案】应助回帖

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感谢参与,应助指数 +1
xieliting: 金币+20, ★★★很有帮助 2015-06-03 22:36:20
1 .     Compound 18
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Synthesis and cytotoxicities of dioscin derivatives with decorated chacotriosyl residues
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2 .     diosgenin3-O-[2-O-acetyl-α-L-rhamnopyranosyl(1→2)]-β-D-xylopyranosyl(1→3)-β-D-glucopyranoside
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A New Steroidal Glycoside from Ophiopogon japonicus (Thunb.) Ker-Gawl.
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3 .     deltonin
    相似度:70.8%
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Two new steroidal saponins from the rhizomes of Dioscorea zingiberensis
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4 .     ruscogenin l-O-{ O-β-D-glucopyranosyl-(1-3)-O-α-L-rhamnopyransol-(1→2)-4,6-di-O-acetyl-β-D-gaiactopyranoside}
C49H76O20     相似度:69.3%
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Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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5 .     dioscin
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Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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6 .     icogenin
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7 .     diosgenin-3-O-α-L-rhamnopyranosyl(1→4)-[α-L-rhamnopyranosyl(1→2)-β-D-glycopyranoside
    相似度:66.6%
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Flavone and steroid chemical constituents from rhizome of Paris axialis
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8 .     (25R)-Ruscogenin-3-yl α-L-Rhamnopyranosyl-(1→2)-[β-D-xylopyranosyl-(1→4)]-β-D-glucopyranoside
C44H70O17     相似度:66.6%
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Spirostanol Saponins from the Fibrous Roots of Ophiopogon japonicus (Thunb.) Ker-Gawl
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9 .     diosgenin-3-O-α-L-rhamnopyranosyl(1→4)-[α-L-rhamnopyranosyl(1→2)]-β-D-glucopyranoside
C45H72O16     相似度:66.6%
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Anti-tumor Constituents from Paris polyphylla
Yu Wang , Wenyuan Gao , Xinqiao Liu , Yutong Zuo , Haixia Chen, and Hongquan Duan
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
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