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wanfeier1212

银虫 (初入文坛)

[求助] 求大神帮我解一下下面这个二萜 在线等 急 已有1人参与

18.51,19.29,20.51,22.83,24.94,27.26,34.09,38.14,41.51,42.27,45.63,49.38,49.96,51.66,56.09,57.05,58.30,79.69
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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
wanfeier1212: 金币+10, ★★★★★最佳答案, 太感谢了 2015-03-29 09:21:40
1 .     2β,16α -dihydroxy-entkaurane
    相似度:85%
Records of Natural Products          2011          5          247-251
Ent-Kaurane Diterpenoids from Euphorbia hirta
Shijun Yan, Dawei Ye, Yi Wang, Yan Zhao, Jianxin Pu, Xue Du, Lei Luo and Yong Zhao
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
2 .     Ent-kaurane-2β,16α-diol
    相似度:85%
Zeitschrift für Naturforschung C          1996          51          635-638
Isolation of Two Cytotoxic Diterpenes from the Fern Pteris multifida
Herman J. Woerdenbag, L. Renee Lutke, Rein Bos, Jan F. Stevens, Ron Hulst, Wim H. Kruizinga, You-Ping Zhu, Elizabeth T. Elema, Henk Hendriks, Wimvan Uden and Niesko Pras
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
3 .     guan fu diterpenoid A
C20H34O2     相似度:75%
Helvetica Chimica Acta          2008          Vol. 91          759
A New Diterpenoid and a New Diterpenoid Alkaloid from Aconitum coreanum
Chun-Hua Yang, Xia-Chang Wang, Qing-Fa Tang, Wen-Ying Liu, and Jing-Han Liu
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
4 .     ent-kauran-16β-ol
    相似度:75%
Journal of Natural Products          1984          Vol 47          822-827
Neutral Diterpenoids of Helianthus annuus
Jan St. Pyrek
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
5 .     ent-kauran-16-ol
    相似度:75%
Journal of Natural Products          1992          Vol 55          88
Anti-AIDS Agents, 4. Tripterifordin, a Novel Anti-HIV Principle from Tripterygium wilfordii: Isolation and Structural Elucidation
Ke Chen, Qian Shi, Toshihiro Fujioka, De-Cheng Zhang, Chang-Qi Hu, Ji-Qin Jin, Robert E. Kilkuskie, Kuo-Hsiung Lee
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
6 .     compound 6
    相似度:75%
Phytochemistry          1987          26          775-777
Diterpenes from sideritis dendrochahorra and s. cystosiphon
Braulio M. Fraga,Melchor G. Hernández,Concepción Fernández,J.M. Arteaga
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
7 .     ent-kauran-16α-ol
    相似度:75%
Phytochemistry          1989          28          1675-1679
Diterpenoids of the wood of Agathis vitiensis
Richard C. Cambie,Jan M. Coddington,Martin J. Stone,Nobutoshi Tanaka,Yong Hua Li,Sayuti Arigayo
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
8 .     16α-hydroxy-(-)-kauran-19-oic acid
C20H32O2     相似度:73.6%
China Journal of Chinese Materia Medica          1989          14          38-40
Studies on the Chemcial Constituents of the Roots of Aralia continetalis Kitag
Wang Guangshu, Shao Chunjie and Xu Jingda
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
9 .     ent-kauran-16β-ol
    相似度:73.6%
Phytochemistry          1993          32          335-348
Terpenoids of the liverwort Frullanoides densifolia and Trocholejeunea sandvicensis
Motoo Tori, Hernita Arbiyanti, Zenei Taira, Yoshinori Asakawa
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
10 .     13-β-Kaur-16β-ol
    相似度:73.6%
Journal of Chinese Medicinal Materials          2008          31          1661-1663
Studies on the Constituents from Cacalia ambigua
WANG Cai-fang, ZHAO Yu, LI Jun-ping, WANG Na, ZHANG Yan-bing
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
11 .     ent-16α-hydroxy-kauran-19-oic acid methyl ester
    相似度:71.4%
Natural Product Communications          2011          6          935-938
On the Isomerization of ent-Kaurenic Acid
Julio Rojas, Rosa Aparicio, Thayded Villasmil, Alexis Peña and Alfredo Usubillaga
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
12 .     ent-16β,17-dihydroxykauran-19-al
    相似度:70%
Journal of Natural Products          1996          59          635-637
Identification of ent-16β, 17-Dihydroxykauran-19-oic Acid as an Anti-HIV Principle and Isolation of the New Diterpenoids Annosquamosins A and B from Annona squamosa
Yang-Chang Wu, Yu-Chun Hung, Fang-Rong Chang, Mark Cosentino, Hui-Kang Wang, and Kuo-Hsiung Lee
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
13 .     16α-hydroxy-ent-kaurane
C20H34O1     相似度:70%
Chemical & Pharmaceutical Bulletin          1984          32          4620-4624
Chemical and Chemotaxonomical Studies on Filices. LI. Chemical Studies on the Constituents of Costa Rican Ferns. (3)
TOSHIKO SATAKE,TAKAO MURAKAMI,YASUHISA SAIKI,CHIUMING CHEN and LUIS D. GOMEZ P.
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
14 .     2β,16β-ent-kaurane diol
C20H34O2     相似度:70%
Chinese Chemical Letters          2006          17          45-48
Two New Diterpenes from Helianthus annuus L.
Mao Rong SUO, Jun Shan YANG, Yang LU, Li WU, Qi Tai ZHENG
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
15 .     siegesbeckiol
C20H34O3     相似度:70%
Phytochemistry          1998          48          1025-1029
Diterpenoids from Isodon flavidus
Qin-Shi Zhao, Tian Jun, Jian-Min Yue, Shao-Nong Chen, Zhong-Wen Lin, Han-Dong Sun
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
16 .     ent-kaurane-2α,16α-diol
C20H34O2     相似度:70%
Acta Pharmaceutica Sinica          2007          Vol 42          166-170
Diterpenes from Helianthus annuus and their cytotoxicity in vitro
SUO Mao-rong; TIAN Ze; YANG Jun-shan; Lü Yang; WU Li
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
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