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scpyym38

铜虫 (初入文坛)

[求助] 求各位高人解答,本人将不胜感激 已有1人参与

1A样品碳谱数据(我猜测有可能为三萜类)
13C NMR (101 MHz, Pyr) δ13.57,15.24,15.89,16.17,19.18,19.91,23.97,24.15,24.42,25.36,27.31,28.04,28.23,28.41,28.52,29.55,33.82,36.24,37.21,37.38,38.25,38.88,39.27,39.39,45.34,49.85,55.85,56.31,57.38,62.74,66.54,67.09,77.73,78.04,98.29,108.07,122.57,138.49.
求各位高人解答,本人将不胜感激

[ Last edited by 卓越_先锋 on 2015-5-23 at 10:18 ]
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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
scpyym38(卓越_先锋代发): 金币+10 2015-06-16 14:40:49
1 .     21α-hydroxyserrat-14-en-3β-yl propanedioic acid monoester
C33H52O5     相似度:76.3%
Journal of Natural Products          2003          66          1328-1332
Serratene-Type Triterpenoids from Huperzia serrata
Hui Zhou, Chang-Heng Tan, Shan-Hao Jiang, and Da-Yuan Zhu
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

--------------------------------------------------------------------------------




2 .     21α-hydroxyserrat-14-en-3β-yl p-dihydrocoumarate
C39H58O4     相似度:74.3%
Journal of Natural Products          2003          66          1328-1332
Serratene-Type Triterpenoids from Huperzia serrata
Hui Zhou, Chang-Heng Tan, Shan-Hao Jiang, and Da-Yuan Zhu
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

--------------------------------------------------------------------------------




3 .     21α-Hydroxyserrat-14-en-3β-yl p-dihydrocoumarate
    相似度:74.3%
Phytochemistry          2012          76          117-123
Lycophlegmariols A-D: Cytotoxic serratene triterpenoids from the club moss Lycopodium phlegmaria L.
Sawangjitt Wittayalai,Supaporn Sathalalai,Sakornrat Thorroad,Prateep Worawittayanon,Somsak Ruchirawat,Nopporn Thasana
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
2楼2015-05-23 10:27:26
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