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Smiling920

新虫 (初入文坛)

[求助] 维普求助,谢谢! 已有1人参与

13C NMR (126 MHz, DMSO) δ         7.53, 17.37, 48.79, 67.26, 67.33, 94.21, 95.00, 96.43, 101.71, 103.84, 116.08, 117.93, 123.68, 125.44, 126.50, 136.99, 145.57, 148.06, 159.50, 161.87, 164.77, 184.54.
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seuseasoar

至尊木虫 (知名作家)

【答案】应助回帖

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感谢参与,应助指数 +1
Smiling920: 金币+10, ★★★很有帮助, 谢谢喔 2015-03-25 20:27:19
1 .     (E)-3-(3,4-dihydroxybenzylidene)-5,7-dihydroxy-6,8-dimethylchroman-4-one
C18H16O6     相似度:68.1%
Chemistry of Natural Compounds          2015          51          54−56
Two New Homoisoflavanones from the Rhizome of Polygonatum odoratum
Yan-Yun Che, Yong Qian, Yi Wu, Wei-Qu, Jing-Yu Liang
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
2 .     compound 1
C17H14O7     相似度:59.0%
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Homoisoflavanones and other constituents from Muscari racemosum
Irena Materov, Václav Suchy, Duan Uhrín, Karel Ubik, Zuzana Granaiová, Boris Bobovnicky
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
3 .     (E)-3-(3,4-dihydroxybenzylidene)-5,7-dihydroxy-8-methoxy-6-methylchroman-4-one
C18H16O7     相似度:59.0%
Chemistry of Natural Compounds          2015          51          54−56
Two New Homoisoflavanones from the Rhizome of Polygonatum odoratum
Yan-Yun Che, Yong Qian, Yi Wu, Wei-Qu, Jing-Yu Liang
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
4 .     kaempferol 4 -O-α-L-rhamnopyranoside
    相似度:50%
Chemical & Pharmaceutical Bulletin          2008          56(9)          1253-1258
Microbial Metabolism of Biologically Active Secondary Metabolites from Nerium oleander L.
Amany IBRAHIM,Sherief Ibrahim KHALIFA,Ishrak KHAFAGI,Diaa Tohamy YOUSSEF,Shabana KHAN,Mostafa MESBAH,and Ikhlas KHAN
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5 .     quercetin 3'-xyloside
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Myricetin 3-rhamnosyl(1→6)galactoside from Nymphaéa xmarliacea
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C18H16O5     相似度:50%
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Homoisoflavonoids from the Fibrous Roots of Polygonatum odoratum with Glucose Uptake-Stimulatory Activity in 3T3-L1 Adipocytes
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C21H18N4O     相似度:50%
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Acetylcholinesterase Inhibitors from a Marine Fungus Talaromyces sp. Strain LF458
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尼赫
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