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 化合物A!!! C NMR 181.82 161.20 158.84 148.69 148.21 137.73 130.89 130.52 124.16 123.73 122.88 122.65 119.47 115.20 109.44 108.06 106.35 47.73 26.12 25.51 25.45 23.53 21.27 17.92 17.81 化合物B!!! C NMR 180.50 158.87 158.48 144.80 138.09 133.45 130.62 130.19 123.01 122.04 121.18 119.25 115.63 114.83 108.25 103.66 101.32 25.52 22.38 21.49 17.94 17.79 跪求大神帮助！！！  |
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3楼2015-03-09 15:53:58
梅春
金虫 (正式写手)
- 应助: 242 (大学生)
- 金币: 1940.6
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★
小木虫: 金币+0.5, 给个红包，谢谢回帖
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1 . futokadsurin A C21H26O5 相似度:86.3% Chemical & Pharmaceutical Bulletin 2005 53(1) 121-124 Neolignans from Piper futokadsura and Their Inhibition of Nitric Oxide Production Tenji KONISHI,Takao KONOSHIMA,Akihiro DAIKONYA,and Susumu KITANAKAc Structure 13C NMR Structure & 13C NMR 碳谱模拟图 2 . rel-(7S,8S,7'R,8'S)-3,4,3',4'-tetramethoxy-6'-hydroxy-7,7'-epoxylignan C22H28O6 相似度:86.3% Journal of Natural Products 2004 67 42-45 Tetrahydrofuran Lignans from Nectandra megapotamica with Trypanocidal Activity Ademar A. da Silva Filho, Srgio Albuquerque, Mrcio L. A. e Silva,Marcos N. Eberlin, Daniela M. Tomazela, and Jairo K. Bastos Structure 13C NMR Structure & 13C NMR 碳谱模拟图 3 . futokadsurin B C21H24O5 相似度:81.8% Chemical & Pharmaceutical Bulletin 2005 53(1) 121-124 Neolignans from Piper futokadsura and Their Inhibition of Nitric Oxide Production Tenji KONISHI,Takao KONOSHIMA,Akihiro DAIKONYA,and Susumu KITANAKAc Structure 13C NMR Structure & 13C NMR 碳谱模拟图 4 . Calopiptin 相似度:81.8% Journal of Chinese Pharmaceutical Sciences 2009 18 146-150 Chemical constituents isolated from Saruma henryi Shi-Wen Dong; Ming-Ying Shang; Xuan Wang; Shu-Xiang Zhang; Chen Li; Shao-Qing Cai Structure 13C NMR Structure & 13C NMR 碳谱模拟图 5 . veraguensin 相似度:81.8% China Journal of Chinese Materia Medica 2008 33 521-524 Chemical constituents from stems of Schisandra propinqua XU Lijia, LIU Haitao, PENT Yong, XIAO Wei, CHENG Shilin, CHENG Sibao, XIAO Peigen Structure 13C NMR Structure & 13C NMR 碳谱模拟图 6 . (7S,8S,7'R,8'S)-3',4'-dimethoxy3,4-methylenedioxy-7,7'-epoxylignan 相似度:81.8% Phytochemistry 1996 43 1089-1092 Lignans, γ-lactones and propiophenones of Virola surinamensis Norberto Peporine Lopes, Ema Ester de Almeida Blumenthal, Alberto José Cavalheiro, Massuo Jorge Kato, Massayoshi Yoshida Structure 13C NMR Structure & 13C NMR 碳谱模拟图 7 . (7S,7'R,8R,8'R)-3',4'-Dimethoxy-3,4-methylenedioxy-7,7'-epoxylignane C21H24O5 相似度:81.8% Bioscience, Biotechnology, and Biochemistry 2007 71 1028-1035 Antifungal Activity of Tetra-Substituted Tetrahydrofuran Lignan, (−  -Virgatusin, and Its Structure-Activity RelationshipKoichi AKIYAMA, Satoshi YAMAUCHI, Tomofumi NAKATO, Masafumi MARUYAMA, Takuya SUGAHARA and Taro KISHIDA Structure 13C NMR Structure & 13C NMR 碳谱模拟图 8 . veraguensin 相似度:81.8% Canadian Journal of Chemistry 1979 57 441-443 13C nuclear magnetic resonance spectral and conformational analysis of naturally occurring tetrahydrofuran lignans Sebastião F. Fonseca, Lauro E. S. Barata, Edmundo A. Rúveda, Paul M. Baker Structure 13C NMR Structure & 13C NMR 碳谱模拟图 9 . nectandrin A 相似度:81.8% Chinese Traditional and Herbal Drugs 2014 45 900-905 Chemical constituents from Ampelopsis cantoniensis and their anti-angiogenic activities WEI Jian-guo, YANG Da-song, CHEN Wei-yun, WANG Xi-min, WANG Yun-yue, YANG Yong-ping, LIU Ke-chun, LI Xiao-li Structure 13C NMR Structure & 13C NMR 碳谱模拟图 10 . (7'R*,8'S*)-3,3',4,5'-tetramethoxy-7-en-7',9-epoxy-8,8'-lignan C22H26O5 相似度:81.8% Planta Medica 2012 78 141-147 Lignans from the Flower Buds of Magnolia liliflora Desr. Wang, Wen-Shu; Lan, Xiao-Cong; Wu, Hai-Bo; Zhong, Yao-Zhao; Li, Jing; Liu, Ying; Shao, Cong-Cong: Structure 13C NMR Structure & 13C NMR 碳谱模拟图 11 . [2R,3R,4S(R*)]-3-[(3',4'-Dimethoxyphenyl)-methyl]-4-(3'',4''-dimethoxyphenyl)(methoxy)-methyl]-2-methoxytetrahydrofuran C24H32O7 相似度:81.8% Australian Journal of Chemistry 1985 38 1631-1645 Chemistry of the Podocarpaceae. LXIX. Further Lignans from te Wood of Dacrydium intermedium RC Cambie, GR Clark, PA Craw, TC Jones, PS Rutledge and PD Woodgate Structure 13C NMR Structure & 13C NMR 碳谱模拟图 12 . henricine A C23H30O7 相似度:78.2% Chemical & Pharmaceutical Bulletin 2009 57 405-407 Two New Lignans from Schisandra henryi Hai-Tao Liu, Li-Jia Xu, Yong Peng, Xiu-Wei Yang and Pei-Gen Xiao Structure 13C NMR Structure & 13C NMR 碳谱模拟图 13 . (-)-berchemol dimethyl ether C22H28O7 相似度:77.2% Chemical & Pharmaceutical Bulletin 1989 37 3311-3315 A New Lignan, (-)-Berchemol, from Berchemia racemosa Nobuko SAKURAI,Shin-ichi NAGASHIMA,Ken-ichi KAWAI and Takao INOUE Structure 13C NMR Structure & 13C NMR 碳谱模拟图 14 . 2-(2',5'-dimethoxyphenyl)-3,4-dimethyl-5-(3'',4''-dimethoxyphenyl)-tetrahydrofuran C22H28O5 相似度:77.2% Journal of Natural Products 1995 Vol 58 782-785 Lignans from Ocotea foetens H. López, A. Valera, J. Trujillo Structure 13C NMR Structure & 13C NMR 碳谱模拟图 15 . (2S,5S)-Diveratryl-(3R,4S)-dimethyltetrahydrofuran C22H28O5 相似度:77.2% Phytochemistry 1995 39 655-658 Neolignans and a lignan from Piper clarkii Ashok K. Prasad, Om Dutt Tyagi, Jesper Wengel, Per M. Boll, Carl E. Olsen, Kirpal S. Bisht, Amarjit Singh, Antaryami Sarangi, Ravinder Kumar, Subhash C. Jain, Virinder S. Parmar Structure 13C NMR Structure & 13C NMR 碳谱模拟图 16 . (+)-Eudesmin 相似度:77.2% Phytochemistry 1995 39 1027-1030 Biotransformation of lignans: Metabolism of (+)-eudesmin and (+)-magnolin in Spodoptera litura Mitsuo Miyazawa, Hiroyuki Kasahara, Hiromu Kameoka Structure 13C NMR Structure & 13C NMR 碳谱模拟图 17 . Aristolignin C21H26O5 相似度:77.2% Phytochemistry 1993 32 1567-1572 Lignans and a neolignan from Virola oleifera leaves Anna Maria A.P. Fernandes, Lauro E.S. Barata, Pedro H. Ferri Structure 13C NMR Structure & 13C NMR 碳谱模拟图 18 . (+)-eudesmin 相似度:77.2% Phytochemistry 1993 34 1501-1507 Biotransformation of lignans: a specific microbial oxidation of (+)-eudesmin and (+)-magnolin by Aspergillus niger Mitsuo Miyazawa, Hiroyuki Kasahara, Hiromu Kameoka Structure 13C NMR Structure & 13C NMR 碳谱模拟图 19 . rel-[7s,8s,8's]-3,4,3',4'-tetra-methoxy-9,7'-dihydroxy-8.8',7.O.9'-lignan 相似度:77.2% Korean Journal of Pharmacognosy 2004 35(2) 152-156 Isolation of Melanin Biosynthesis Inhibitory Compounds from the Flowers of Magnolia denudata Xu, Guang-Hua; Kim, Jeong-Ah; Park, Sung-Hee; Son, Ae-Ryang; Chang, Tae-Soo; Chang, Hyun-Wook; Chung, See-Ryun; Lee, Seung-Ho Structure 13C NMR Structure & 13C NMR 碳谱模拟图 20 . Veraguensin C22H28O5 相似度:77.2% Asian Journal of Chemistry 2015 27(2) 463−466 Study on C6-C3 Skeleton Derivatives from the Flower Buds of Magnolia denudata JUN LI, GUANGZHONG YANG, ZHIYI MEI, XIANJU HUANG and HUALIN ZHANG Structure 13C NMR Structure & 13C NMR 碳谱模拟图 |
2楼2015-03-09 13:44:12
梅春
金虫 (正式写手)
- 应助: 242 (大学生)
- 金币: 1940.6
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- 帖子: 465
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- 虫号: 1536801
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- 专业: 天然药物化学
4楼2015-03-09 16:10:59
5楼2015-03-09 16:13:53