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wen5468

银虫 (小有名气)

[求助] 微谱求助 已有1人参与

碳谱(600M,acetone):16.5,17.7,29.1,32.0,32.1,35.4,37.9,44.1,44.4,46.6,71.6,75.8,123.4,127.3,131.2,131.4,149.2,154.2,179.0,198.4
模糊检索,检索50%以上相似度的结构,特别感谢!
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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
wen5468: 金币+8, ★★★很有帮助, 谢谢你的帮助 2015-05-09 13:20:49
1 .     majusanic acid D
C20H26O4     相似度:65%
Planta Medica          2013          79          142-149
Diterpenoids and Sesquiterpenoids from the Twigs and Leaves of Illicium majus
Fang, Zhen-Feng; Zhang, Gui-Jie; Chen, Hui; Bai, Jian; Yu, Shi-Shan; Liu, Yang; Wang, Wen-Jie; Ma, Shuang-Gang; Qu, Jing; Xu, Song:
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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2 .     7β,15β-dihydroxy-ent-kauα-2,16-dien-19,6-olide
C20H24O3     相似度:60%
Journal of Natural Products          2004          67          64-69
The Microbiological Transformation of Two 15β-Hydroxy-ent-kaurene Diterpenes by Gibberella fujikuroi
Braulio M. Fraga, Ricardo Guillermo, and Melchor G. Hernndez
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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3 .     4β,15-dihydroxy-19-norabieta-8,11,13-trien-7-one
C19H26O3     相似度:60%
Phytochemistry          1998          49          2453-2455
Norditerpenes from the heartwood of Picea morrisonicola
Yueh-Hsiung Kuo, Ming-Hsi Yeh
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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4 .     15,18-dihydroxyabieta-8,11,13-trien-7-one
    相似度:60%
Chinese Traditional and Herbal Drugs          2013          44          532-536
Diterpenoids from barks of Ceriops decandra
WANG Hui, WU Jun
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
2楼2015-05-05 13:20:41
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