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lulanqing

金虫 (小有名气)

[求助] 求助一个微谱,谢谢 已有1人参与

溶剂:DMSO
碳谱:14.45,15.00,15.64,19.24,24.42,25.54,26.92,28.05,29.56,36.31,36.79,38.39,43.54,54.25,54.98,62.69,74.15,74.27,76.61,76.74
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yangyinhe

至尊木虫 (著名写手)

【答案】应助回帖

感谢参与,应助指数 +1
1 .     compound 2a
C20H36O4     相似度:90%
Chemical & Pharmaceutical Bulletin          1998          46          1393-1398
Five New Labdane-Type Diterpenes from Excoecaria agallocha. IV
Tenji KONISHI,Yasuhiro FUJIWARA,Takao KONOSHIMA and Shiu KIYOSAWA
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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




2 .     15-O-Pivalate
C25H44O5     相似度:77.2%
Phytochemistry          2010          71          675-681
Microtropiosides A–F: ent-Labdane diterpenoid glucosides from the leaves of Microtropis japonica (Celastraceae)
Yuka Koyama, Katsuyoshi Matsunami, Hideaki Otsuka, Takakazu Shinzato, Yoshio Takeda
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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




3 .     compound 2b
C20H36O4     相似度:75%
Phytochemistry          2010          71          675-681
Microtropiosides A–F: ent-Labdane diterpenoid glucosides from the leaves of Microtropis japonica (Celastraceae)
Yuka Koyama, Katsuyoshi Matsunami, Hideaki Otsuka, Takakazu Shinzato, Yoshio Takeda
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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




4 .     excoecarin C
C20H34O3     相似度:70%
Chemical & Pharmaceutical Bulletin          1996          44          2100-2102
Chemical Structures of Excoecarins A, B and C : Three New Labdane-Type Diterpenes from Wood, Excoecaria agallocha
Tenji KONISHI,Shiu KIYOSAWA,Takao KONOSHIMA and Yasuhiro FUJIWARA
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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




5 .     ribenol
C20H34O2     相似度:70%
Chemical & Pharmaceutical Bulletin          1996          44          229-231
Three New Labdane-Type Diterpenes from Wood, Excoecaria agallocha
Tenji KONISHI,Masuji AZUMA,Rie ITOGA,Shiu KIYOSAWA,Yasuhiro FUJIWARA and Yasuo
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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




6 .     ent-13-epi-8,13-epoxy-14S,15-dihydroxylabdan-3-one
C20H34O4     相似度:70%
Chemical & Pharmaceutical Bulletin          1998          46          1393-1398
Five New Labdane-Type Diterpenes from Excoecaria agallocha. IV
Tenji KONISHI,Yasuhiro FUJIWARA,Takao KONOSHIMA and Shiu KIYOSAWA
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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




7 .     ent-3α-hydroxymanoyl oxide
C20H34O2     相似度:70%
Heterocycles          2005          65          809-822
New Labdane-Type Diterpenoids from Croton oblongifolius and Their Cytotoxic Activity
Chaiyo Chaichantipyuth,* Amorn Petsom, Pagorn Taweechotipatr, Nongnuj Muangsin, Narongsak Chaichit, Songchan Puthong, Sophon Roengsumran, Masatoshi Kawahata, Toshiko Watanabe, and Tsutomu Ishikawa
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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




8 .     ent-3β,12β-Dihydroxy-13-epi-manoyl Oxide
C20H34O3     相似度:70%
Chemistry of Natural Compounds          2012          48          337-338
Labdane-type diterpenes from Cistus creticus
L. Omur Demirezer, Zuhal Guvenalp, Ayse Kuruuzum-Uz and Cavit Kazaz
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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




9 .     14,15,16,19-tetrahydroxy-ent-manoyloxide-19-O-acetate
C21H35O5     相似度:68.1%
Phytochemistry          1990          29          573-577
Ent-pimarene derivatives from Palafoxia arida
C. Zdero,F. Bohlmann,R.M. King
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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10 .     (13S,14R)-ent-3β-hydroxy-12-oxo-8α,13;14,15-diepoxylabdane
C20H32O4     相似度:65%
Phytochemistry          2004          65          107-115
Biotransformation of ent-13-epi-manoyl oxides difunctionalized at C-3 and C-12 by filamentous fungi
Andrés García-Granados, Antonia Fernández, María C. Gutiérrez,Antonio Martínez, Raquel Quirós, Francisco Rivas, JoséM. Arias
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
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