| 查看: 230 | 回复: 1 | |||||
[求助]
维普求助
|
|
C谱数据如下: 13C NMR (201 MHz, Pyr):15.07,19.75,20.60,21.84,22.86,23.21,23.55,26.01,30.06,32.02,39.05,43.50,43.73,46.73,49.03,52.33,56.18,68.56,77.86,110.85,121.10,126.10,139.36,142.26,144.08,154.64,167.31,168.96,173.09,175.02,179.23,203.66 |
» 猜你喜欢
请教限项目规定
已经有4人回复
拟解决的关键科学问题还要不要写
已经有8人回复
存款400万可以在学校里躺平吗
已经有26人回复
最失望的一年
已经有7人回复
推荐一本书
已经有16人回复
国自然申请面上模板最新2026版出了吗?
已经有20人回复
26申博
已经有3人回复
基金委咋了?2026年的指南还没有出来?
已经有10人回复
基金申报
已经有6人回复
疑惑?
已经有5人回复
wangkaibo123
荣誉版主 (职业作家)
kerry
-

专家经验: +726 - PhEPI: 3
- 应助: 1928 (讲师)
- 贵宾: 0.598
- 金币: 7869.1
- 散金: 10156
- 红花: 100
- 帖子: 3780
- 在线: 1007.1小时
- 虫号: 2088618
- 注册: 2012-10-26
- 性别: GG
- 专业: 抗肿瘤药物药理
- 管辖: 药学
【答案】应助回帖
★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
dysoxylum: 金币+12 2013-08-29 17:11:34
感谢参与,应助指数 +1
dysoxylum: 金币+12 2013-08-29 17:11:34
|
查询模式:模糊查询 碳谱数据输入: 按从小到大顺序输入,数字间用英文半角逗号(,)分隔例如: 21.4,30.4,37.4,73.2,73.7,125.6,126.6,139.6,140.2,168.2 溶剂选项: 匹配容差: (数字格式,可自行设定) 相似度: %(相似度>=50%) 查询结果:共查到419个化合物(查询结果仅供参考) 1 . andirobin C27H32O7 相似度:68.7% Phytochemical Analysis 2009 20 77-81 Isolation of Limonoids from seeds of Carapa guianensis Aublet (Meliaceae) by high-speed countercurrent chromatography Vagner Pereira da Silva, Rodrigo Rodrigues Oliveira and Maria Raquel Figueiredo Structure 13C NMR 碳谱模拟图 2 . 11β-hydroxygedunin C28H34O8 相似度:65.6% Journal of Natural Products 2006 69(9) 1310-1314 Hydroxylated Gedunin Derivatives from Cedrela sinensis Kumiko Mitsui, Hiroaki Saito, Ryota Yamamura, Haruhiko Fukaya, Yukio Hitotsuyanagi, and Koichi Takeya Structure 13C NMR 碳谱模拟图 3 . 14β,15β-epoxyazadirone 相似度:62.5% Phytochemistry 1994 37 1417-1420 Limonoids and triterpenoid acids from the bark of Entandrophragma delevoyi Dulcie A. Mulholland, Roy Osborne, Sianne L. Roberts, David A.H. Taylor Structure 13C NMR 碳谱模拟图 4 . thaimoluccensin A C27H36O8 相似度:62.5% Bioorganic & Medicinal Chemistry Letters 2011 21 4485-4489 Limonoids from seeds of Thai Xylocarpus moluccensis Warin Ravangpai, Damrong Sommit, Thapong Teerawatananond, Nuntawan Sinpranee, Tanapat Palaga, Somchai Pengpreecha, Nongnuj Muangsin, Khanitha Pudhom Structure 13C NMR 碳谱模拟图 5 . 2'S-cipadesin 相似度:59.3% Journal of Natural Products 2007 70 1344-1347 Tetranortriterpenoids from Cipadessa baccifera Li-She Gan, Xiao-Ning Wang, Yan Wu, and Jian-Min Yue Structure 13C NMR 碳谱模拟图 6 . 29-hydroxystelliferin A C32H48O5 相似度:59.3% Journal of Natural Products 2001 64 389-392 New Cytotoxic Isomalabaricane Triterpenes from the Sponge Jaspis Species Karina M. Meragelman, Tawnya C. McKee, and Michael R. Boyd Structure 13C NMR 碳谱模拟图 7 . compound 4 相似度:59.3% Chemical & Pharmaceutical Bulletin 1996 44 847-849 Isolation of Inhibitors of TPA-Induced Mouse Ear Edema from Hoelen, Poria cocos Haruo NUKAYA,Hirokazu YAMASHIRO,Hirotatsu FUKAZAWA,Hitoshi ISHIDA and Kuniro TSUJI Structure 13C NMR 碳谱模拟图 8 . secomahoganin C29H36O9 相似度:59.3% Chemical & Pharmaceutical Bulletin 1990 38 1495-1500 Constituents of the Seeds of Swietenia mahagoni JACQ. III. : Structures of Mahonin and Secomahoganin Shigetoshi KADOTA,Lamek MARPAUNG,Tohru KIKUCHI and Hisao EKIMOTO Structure 13C NMR 碳谱模拟图 9 . secomahoganin C29H36O9 相似度:59.3% Chemical & Pharmaceutical Bulletin 1989 37 1419-1421 MAHONIN AND SECOMAHOGANIN, NEW TETRANORTRITERPENOIDS FROM SWIETENIA MAHOGANI (L.) JACQ Shigetoshi KADOTA,Lamek MARPAUNG,Tohru KIKUCHI and Hisao EKIMOTO Structure 13C NMR 碳谱模拟图 10 . methyl 3β-tigloyloxy-2-hydroxy-1-oxo-meliac-8(30)-enate C32H40O9 相似度:59.3% Chemical & Pharmaceutical Bulletin 1998 46 523-525 Tetranortriterpenoids from Swietenia macrophylla Keisuke KOJIMA,Kimio ISAKA and Yukio OGIHARA Structure 13C NMR 碳谱模拟图 11 . 6-desoxyswietenine C32H40O8 相似度:59.3% Fitoterapia 1999 70 106-108 6-Desoxyswietenine, a tetranortriterpenoid from Swietenia mahogani T.R. Govindachari, B. Banumathy, Geetha Gopalakrishnan,G. Suresh Structure 13C NMR 碳谱模拟图 12 . sandoricin C31H40O11 相似度:59.3% Journal of Natural Products 1991 Vol 54 241 Limonoid Antifeedants from Seed of Sandoricum koetjape Richard G. Powell, Kenneth L. Mikolajczak, Bruce W. Zilkowski, Ellen K. Mantus, David Cherry, Jon Clardy Structure 13C NMR 碳谱模拟图 13 . Toonacilin 相似度:59.3% Phytochemistry 1995 38 397-401 Limonoids from seeds of Toona ciliata and their chemosystematic significance João Oiano Neto, Sueli M.M. Agostinho, M.Fátima Das G.F.Da Silva, Paulo C. Vieira, João B. Fernandes, Antônio L. Pinheiro, Evaldo F. Vilela Structure 13C NMR 碳谱模拟图 14 . cipadesin 相似度:59.3% Zeitschrift für Naturforschung B 2005 60b 351-355 Limonoids from Cipadessa fruticosa Ana C. Leite, João B. Fernandes, M. Fátima das G. F. da Silva, and Paulo C. Vieira Structure 13C NMR 碳谱模拟图 15 . anthothecol 相似度:59.3% Journal of the Chemical Society, Perkin Transactions 1 1975 1758-1764 The structures of three new meliacins isolated from Khaya anthotheca heartwood Thomas G. Halsall and Jeffrey A. Troke Structure 13C NMR 碳谱模拟图 16 . 6α-acetoxygedunin 相似度:59.3% Indian Journal of Chemistry 1989 28B 231-236 Chemistry of phyto-constituents of Chisocheton paniculatus Hiern(Meliaceae) A Chatterjee, L Nayak, B Das, A Patra, K P Dhara, K Mukherjee & J Banerji Structure 13C NMR 碳谱模拟图 17 . compound 4 C28H32O7 相似度:59.3% Phytochemistry Letters 2012 5 486-489 Fluorinated and rearranged gedunin derivatives Yukio Hitotsuyanagi, Kumiko Mitsui, Haruhiko Fukaya, Koichi Takeya Structure 13C NMR 碳谱模拟图 18 . compound 4 C36H48O12 相似度:58.3% Phytochemistry 1981 20 2263-2265 Ekebergin, a limonoid extractive from Ekebergia capensis David A.H. Taylor Structure 13C NMR 碳谱模拟图 19 . 23-galloylterminolic acid C37H52O10 相似度:57.1% Journal of Natural Products 2002 65 1909-1914 Fatty Acid Synthase Inhibitors from Plants: Isolation, Structure Elucidation, and SAR Studies Xing-Cong Li,Alpana S. Joshi,Hala N. ElSohly, Shabana I. Khan, Melissa R. Jacob, Zhizheng Zhang,Ikhlas A. Khan, Daneel Ferreira, Larry A. Walker, Sheldon E. Broedel, Jr., Robert E. Raulli, and Ronald L. Cihlar Structure 13C NMR 碳谱模拟图 20 . swietmanin J C27H34O7 相似度:56.2% Journal of Natural Products 2009 72 2084-2090 Structurally Diverse Limonoids from the Fruits of Swietenia mahagoni Bing-Dong Lin, Tao Yuan, Chuan-Rui Zhang, Lei Dong, Bo Zhang, Yan Wu, and Jian-Min Yue Structure 13C NMR 碳谱模拟图 21 . 11β-acetoxygedunin C30H36O9 相似度:56.2% Journal of Natural Products 2006 69(9) 1310-1314 Hydroxylated Gedunin Derivatives from Cedrela sinensis Kumiko Mitsui, Hiroaki Saito, Ryota Yamamura, Haruhiko Fukaya, Yukio Hitotsuyanagi, and Koichi Takeya Structure 13C NMR 碳谱模拟图 22 . 2'R-cipadesin 相似度:56.2% Journal of Natural Products 2007 70 1344-1347 Tetranortriterpenoids from Cipadessa baccifera Li-She Gan, Xiao-Ning Wang, Yan Wu, and Jian-Min Yue Structure 13C NMR 碳谱模拟图 23 . hirtin C32H36O11 相似度:56.2% Journal of Natural Products 2001 64 1117-1120 Insect Antifeedant Activity of Three New Tetranortriterpenoids from Trichilia pallida Monique S. J. Simmonds,Philip C. Stevenson, Elaine A. Porter, and Nigel C. Veitch Structure 13C NMR 碳谱模拟图 24 . 14,15-deoxytoonacilin C31H38O8 相似度:56.2% Planta Medica 1992 58 712 A New Limonoid from the Seed of Turraea floribunda D. A. Mullholland, IL. Fraser, and J. J. Nair Structure 13C NMR 碳谱模拟图 25 . cipadesin C32H48O8 相似度:56.2% Phytochemistry 2000 55 867-872 Components of Cipadessa baccifera Xiao-Dong Luo, Shao-Hua Wu, Yun-Bao Ma, Da-Gang Wu Structure 13C NMR 碳谱模拟图 |

2楼2013-08-29 16:26:51













回复此楼