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段青yu

新虫 (小有名气)

[求助] 求微谱查询一化合物结构,谢谢 已有1人参与

CDCl3: 12.7,16.5,23.6,25.5,26.9,34.8,36.1,37.2,37.5,38.8,40.4,43.0,45.1,56.2,71.3,74.7,79.0,109.1,160.8,176.5.
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yangyinhe

至尊木虫 (著名写手)

【答案】应助回帖

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感谢参与,应助指数 +1
段青yu: 金币+10, ★★★很有帮助, 谢谢 2015-04-06 16:16:28
1 .     givotin B
C20H32O     相似度:75%
Zeitschrift für Naturforschung B          2004          59b          58-62
Chemical Composition and Antitumor Activities from Givotia madagascariensis
Hans C. Krebs, Helmut Duddeck, Shahid Malik, Winfried Beil, Philippe Rasoanaivo, and Mamy Andrianarijaona
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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2 .     3α,18-dihydroxy-7-oxo-13-epi-ent-pimara-15-ene
C20H32O3     相似度:70%
Journal of Natural Products          2003          66          392-397
Microbial Transformation of 18-Hydroxy-9,13-epi-ent-pimara-7,15-diene by Gibberella fujikuroi
Braulio M. Fraga, Pedro Gonzlez, Melchor G. Hernndez, Mara C. Chamy, and Juan A. Garbarino
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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3 .     pentandranoic acid C
C20H30O4     相似度:65%
Journal of Natural Products          2000          63          1062-1065
Four New Clerodane Diterpenoids from Callicarpa pentandra
Jin Xu, Leslie J. Harrison, Jagadese J. Vittal, Yuan-Jian Xu, and Swee-Hock Goh
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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4 .     7α,13-dihydroxy-8α,14-di-acetoxy-marasm -5-oic acid γ-lactone
C19H26O7     相似度:65%
Natural Product Research          1994          5          123-130
New Constituents of Lactarius vellereus
Wiodzimierz M. Daniewski; Maria Gumuika; Piotr Skibicki; Waldemar Anczewski; Ulla Jacobsson; Torbjörn Norin
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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5 .     8β-hydroxy-3-oxopimar-15-ene
    相似度:65%
Phytochemistry          1997          45          975-978
Terpenoids from Tripterygium wilfordii var. regelii
Yoshihisa Takaishi, Kaname Miyagi, Kazuyoshi Kawazoe, Kimiko Nakano, Kunhua Li, Hongquan Duan
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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6 .     compound 4
    相似度:65%
Phytochemistry          1991          30          849-851
Diterpenoids from the east malaysian liverwort Schistochila aligera
Fumihiro Nagashima, Motoo Tori, Yoshinori Asakawa
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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7 .     akhdardiol
C20H34O2     相似度:65%
Phytochemistry          1988          27          517-522
Terpenoid and flavone constituents of Polemonium viscosum
Donald B. Stierle,Andrea A. Stierle,R.D. Larsen
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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8 .     compactotriol
C20H34O3     相似度:65%
Phytochemistry          1983          22          2011-2015
Six diterpenes from Vellozia compacta
Angelo C. Pinto, Cristina Borges
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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

9 .     tripterfordin B
C20H30O3     相似度:65%
Chinese Traditional and Herbal Drugs          2010          41          1252-1254
火把花二萜化学成分研究
汪云松;黄荣;杨靖华
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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

10 .     sandaracopimar-15-en-8β,12β-diol
C20H34O2     相似度:65%
Natural Product Research and Development          2005          17          290-293
Studies on the Chemical Constituents of Ceratoides latens
PAN Xiao-hui *; LI Shuo; LI Yu
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
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