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杨大松至尊木虫 (文坛精英)
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[求助]
求助微谱数据，谢谢
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分到一个感觉有点复杂的化合物，感觉是甾体，碳谱数据如下： 13.9,18.0,18.2,19.2,19.3,19.9,21.0,25.4,25.9,26.4,28.0,29.8,30.3,31.9,32.8,35.5,35.7,39.3,40.4,45.2,47.0,47.9,48.7,50.2,51.9,52.0,52.3,52.5,78.8,104.9,128.7,136.5 辛苦各位了，非常感谢！ |
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杨大松
至尊木虫 (文坛精英)
- 应助: 243 (大学生)
- 金币: 23878.3
- 散金: 3
- 红花: 46
- 帖子: 10466
- 在线: 831.8小时
- 虫号: 1190374
- 注册: 2011-01-15
- 专业: 化学生物学与生物有机化学
3楼2012-06-19 18:27:32
二氯甲烷
金虫 (正式写手)
- 应助: 105 (高中生)
- 金币: 2190.7
- 散金: 1870
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- 在线: 120.8小时
- 虫号: 1337209
- 注册: 2011-07-04
- 性别: GG
- 专业: 天然药物化学
【答案】应助回帖
★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与，应助指数 +1
杨大松: 金币+15, ★★★★★最佳答案 2012-06-19 18:25:45
感谢参与，应助指数 +1
杨大松: 金币+15, ★★★★★最佳答案 2012-06-19 18:25:45
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1 . (23E)-25-methoxycycloart-23-en-3β-ol 相似度:84.3% Journal of Natural Products 1996 59 343-347 Cycloartane Derivatives from Tillandsia usneoides Gabriela M. Cabrera, Mariana Gallo, and Alicia M. Seldes Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 2 . 3β-methoxy-9β,19-cyclolanost-23(E)-en-diol C31H52O3 相似度:84.3% Chinese Chemical Letters 1992 3 117-118 A NEW CYCLOARTANE TRITERPENE FROM ARTEMISIA ARGYI REN XIANG TAN AND ZHONG JIAN JIA Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 3 . 23(E)-25-Methoxycycloart-23-en-3β-ol C31H52O2 相似度:84.3% Journal of Asian Natural Products Research 2005 7 59-65 Cycloartanes from the red alga Galaxaura sp WEI-HAN ZHANG, HONG-MAO ZHONG and CHUN-TAO CHE Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 4 . 3β-hydroxy-cycloart-23-ene-25-methyl ether C31H52O2 相似度:84.3% Magnetic Resonance in Chemistry 2012 50 52-57 1H and 13C NMR characterization of new cycloartane triterpenes from Mangifera indica Carolina Escobedo-Martínez, M. Concepción Lozada,Simón Hernández-Ortega, María Luisa Villarreal, Dino Gnecco,Raúl G. Enríqueza and William Reynolds Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 5 . 23(E)-cycloart-23-en-25-ethoxy-3β-ol C32H54O2 相似度:81.2% Journal of the Chinese Chemical Society 2007 54 1565-1572 Triterpenoids and Other Constituents from Euphorbia humifusa Ying-Ge Pei, Quan-Xiang Wu and Yan-Ping Shi* Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 6 . (23S*)-cycloarta-24-en-3β,23-diol 相似度:78.1% Phytochemistry 2002 60 333-338 Terpenoids from Guarea guidonia Jo?o Henrique G. Lago, Cláudia B. Brochini, Nídia F. Roque Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 7 . triphyllol C32H54O 相似度:78.1% Planta Medica 1981 42 268-274 Structure of Methyl Adenophorate and Triphyllol,Triterpenoids of Adenophora triphylla var. japonica Roots Chohachi Konno,Takashi Saito, Yoshiteru Oshima, Hiroshi Hikino and Chizuko Kabuto Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 8 . Cycloneolitsol C32H54O 相似度:78.1% Biochemical Systematics and Ecology 2005 33 211-214 C-32 triterpenes from Taxodium ascendens Si Ying, Yao Xi-hua, Zhang Can-Kui, Tu Zhi-Ben Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 9 . cycloneolitsol 相似度:78.1% China Journal of Chinese Materia Medica 2004 29 47-49 Studies on chemical constituents of Pholidaota yunnanensid BI Zhiming, WANG Zhengtao, XU Luoshan, XU Guojun Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 10 . 8,26-cyclo-urs-21-en-3β,20β-diol C30H48O2 相似度:78.1% Zeitschrift für Naturforschung B 2008 63b 1335-1338 Pentacyclic Triterpenes and Other Constituents from Ficus cordata (Moraceae) Herve M. P. Poumale, Rodrigue T. Kengap, Jean Claude Tchouankeu,Felix Keumedjio, Hartmut Laatsch, and Bonaventure T. Ngadjui Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 11 . (23E)-9,19-cycloart-23-ene-3β,25-diol 相似度:78.1% Journal of Shenyang Pharmaceutical University 2003 20 104-106 Cycloartane triterpenoids from the pericarp of Sphaerophysa salsula DC. LI Guo-yu, WANG Jin-hui, LI Ning, LI Xian Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 12 . 24-methylenecycloartanol 相似度:78.1% Natural Product Research and Development 2007 19 240-243 Chemical Constituents of Cibotium barometz WU Qi; YANG Xiu-wei; YANG Shi-hai; ZOU Lei; YAN Jing Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 13 . (23 S)-23-ethyl-24-methyl-cycloart-24(24')-en-3β-ol C33H56O 相似度:75.7% Phytochemistry 1995 40 1769-1772 Phytosterols from Murraya exotica E. K. Desoky Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 14 . 27-nor-3β-hydroxy-25-oxocycloartane C29H48O2 相似度:75% Chemical & Pharmaceutical Bulletin 2001 49(5) 581-583 New Cyclopropyl-Triterpenoids from the Aerial Roots of Ficus microcarpa Yi-Ming CHIANG, Jen-Kuan SU, Yi-Hung LIU, and Yueh-Hsiung KUO Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 15 . ?3β- Hydroxycycloart- 24-one 相似度:75% Chemical & Pharmaceutical Bulletin 2001 49(2) 183-187 Triterpenes and Lignans from Artemisia caruifolia and Their Cytotoxic Effects on Meth-A and LLC Tumor Cell Lines Chao-mei MA, Norio NAKAMURA, Byung Sun MIN, and Masao HATTORI Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 16 . 24-Hydroxyiminocycloart-3-ol 相似度:75% Chemical & Pharmaceutical Bulletin 2001 49(2) 183-187 Triterpenes and Lignans from Artemisia caruifolia and Their Cytotoxic Effects on Meth-A and LLC Tumor Cell Lines Chao-mei MA, Norio NAKAMURA, Byung Sun MIN, and Masao HATTORI Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 17 . (24S)-24-methyl-25,32-cyclo-cycloartane-3β-ol C32H54O 相似度:75% Phytochemistry 2005 66 2729-2733 Unusual cyclolanostanes from leaves of Pandanus boninensis Akira Inada, Yasuyuki Ikeda, Hiroko Murata, Yuka Inatomi, Tsutomu Nakanishi,Kinkini Bhattacharyya, Tanusree Kar, Gabriele Bocelli, Andrea Cantoni Structure 13C NMR 碳谱模拟图 |
2楼2012-06-19 17:31:38