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| 13C NMR ( cd3od) 29.23,67.48,79.87,96.42,100.09,115.33,115.91,119.40,132.28,145.76,145.92,157.30,157.59,157.93 |
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【答案】应助回帖
★ ★ ★ ★ ★ ★
感谢参与，应助指数 +1
PSA: 金币+1, 3u 2013-09-27 11:21:00
yyzhou: 金币+5, ★★★★★最佳答案 2013-09-28 07:53:48
感谢参与，应助指数 +1
PSA: 金币+1, 3u 2013-09-27 11:21:00
yyzhou: 金币+5, ★★★★★最佳答案 2013-09-28 07:53:48
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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 29.23,67.48,79.87,96.42,100.09,115.33,115.91,119.40,132.28,145.76,145.92,157.30,157.59,157.93 溶剂选项： 全部 CDCl3 CD3CD2OD CD2Cl2 C5D5N C3D7NO CD3SOCD3 C4D8O (CH3)4Si C4D8O2 CD3COOD C4D8O2 H2O D2O CF3COOD CD3OD ND3 CD3COCD3 C6D6 CD3CN 查询空值 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190个化合物(查询结果仅供参考) -------------------------------------------------------------------------------- 1 . Epicatechin C15H14O6 相似度:93.3% Acta Botanica Yunnanica 2006 28(3) 319-322 Chemical Constituents from Fruit Hulls of Garcinia mangostana (Cuttiferae) HU Jiang-Miao, CHEN Ji-Jun,ZHAO You-Xing,WANG Rui-Rui ,ZHENG Yong-Tang,ZHOU Jun Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 2 . (-)-epicatechin 相似度:93.3% Chemical & Pharmaceutical Bulletin 1992 40 889-898 Constituents of a Fern, Davallia mariesii MOORE. II. Identification and 1H- and 13C-Nuclear Magnetic Resonance Spectra of Procyanidin B-5, Epicatechin-(4β→8)-epicatechin-(4β→6)-epicatechin, and Epicatechin-(4β→6)-epicatechin-(4β→8)-epicatechin-(4β→6)-epic Cheng-Bin CUI,Yasuhiro TEZUKA,Tohru KIKUCHI,Hirofumi NAKANO,Tatsuya TAMAOKI and Jong-Hee PARK Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 3 . (+)-catechin C15H14O6 相似度:93.3% Chemistry of Natural Compounds 2008 44 514-515 FLAVONOIDS AND XANTHONES FROM Tripterospermum chinense Jing-Jing Fang and Guan Ye Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 4 . (-)-epicatechin 相似度:93.3% China Journal of Chinese Materia Medica 2009 34 2338-2342 Chemical constituents from twigs of Garcinia xipshuanbannaensis NA Zhi, XU Youkai Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 5 . (-)-epicatechin 相似度:93.3% China Journal of Chinese Materia Medica 2007 32 815-818 Dihydroflavonol glycosides and flavan-3-ols from Bauhinia aurea SHANG Xiaoya, LI Shuai, WANG Sujuan, YANG Yongchun, SHI Jiangong Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 6 . 3,4-二氢-2-(2,5-二羟基苯基)-2-氢-3,5,7-三羟基并吡喃 相似度:93.3% China Journal of Chinese Materia Medica 2006 31 1029-1030 含羞草中酚性成分的分离及结构鉴定 袁珂, 贾安, 吕洁丽 Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 7 . epicatechin 相似度:93.3% China Journal of Chinese Materia Medica 2005 30 121-123 Studies on the active constituents in vine stem of Spatholobus suberectus CUI Yanjun, LIU Ping, CHEN Ruoyun Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 8 . epicatechin 相似度:93.3% Phytochemistry 1998 47 1137-1140 Biphenyl-linked biflavanoids from grape pomace L. Yeap Foo, Yinrong Lu, Herbert Wong Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 9 . (-)-dpicatechin 相似度:93.3% Acta Pharmaceutica Sinica 2005 Vol 40 628-631 Phenolics from traditional Chinese medicine Sargentodoxa cuneata TIAN Ying ZHANG Hui-juan TU Ai-ping DONG Jun-xing Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 10 . (+)-epicatechin 相似度:93.3% Phytochemistry 1991 30 337-342 A-type Proanthocyanidins from stem-bark of Pavetta owariensis A.M. Baldé, L.A. Pieters, A. Gergely, H Kolodziej, M. Claeys, A.J. Vlietinck Structure 13C NMR 碳谱模拟图 |
2楼2013-09-27 09:03:37
