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瞬然

新虫 (小有名气)

[求助] 微谱求助,谢谢, 已有1人参与

13C NMR(pyr-d5,300MHz)
C谱:12.5,16.5,20.3,29.3,42.1,46.7,47.7,54.3,54.6,66.3,69.1,69.3,76.0,76.2,80.1,82.0,129.1,129.4,175.2,176.8
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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
瞬然: 金币+10, ★有帮助 2015-03-07 22:27:53
1 .     eurycomalide E
C20H26O9     相似度:90%
Bioorganic & Medicinal Chemistry Letters          2014          24          3835-3840
Five new quassinoids and cytotoxic constituents from the roots of Eurycoma longifolia
SeonJu Park, Nguyen Xuan Nhiem, Phan Van Kiem, Chau Van Minh, Bui Huu Tai, Nanyoung Kim,Hye Hyun Yoo, Jae-Hyoung Song, Hyun-Jeong Ko, Seung Hyun Kim
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
2 .     bruceene
C20H26O8     相似度:60%
Acta Chimica Sinica          1984          42          684-687
STUDIES ON THE CHEMICAL CONSTITUENTS OF BRUCEA JAVANICA III.BRUCEENE NEW QUASSINOID FROM BRUCEA JAVANICA
ZHANG JIN-SHENG* XU REN-SHENG LI YU-HUI CHEN ZHONG-LIANG
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
尼赫
2楼2015-03-07 22:01:14
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