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微谱求助 谢谢大神 已有1人参与
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13C 溶剂 氘代丙酮 205.46,205.27,205.08,176.61,150.73,109.13,77.67,55.89,55.44,50.56,49.06,47.07,42.33,40.65,38.73,38.68,38.15,37.09,36.65,34.33,31.92,30.45,29.58,29.53,29.33,29.14,28.95,28.76,28.57,28.37,27.68,27.41,25.52,20.82,18.59,18.21,15.75,15.64,15.21,14.14 |
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seahurt: 金币+5, ★有帮助, 就下下来一篇英文的，中文的不敢相信... 2015-01-19 11:56:16
感谢参与，应助指数 +1
seahurt: 金币+5, ★有帮助, 就下下来一篇英文的，中文的不敢相信... 2015-01-19 11:56:16
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Shinko Hideyuki TOMOSAKA, Hiroyuki KOSHINO, Tatsuharu TAJIKA, Saburo OMATA Structure 13C NMR Structure & 13C NMR 碳谱模拟图 14 . synthesis of betulinic acid benzyl ester C37H54O3 相似度:67.5% Planta Medica 1997 63 255-257 Betulinic Acid: Isolation from Triphyophyllum peltatum and Ancistrocladus heyneanus, Antimalarial Activity, and Crystal Structure of the Benzyl Ester Gerhard Bringmann, WaeI Saeb, Laurent Aké Assi, Guido Francois, A. S. Sankara Narayanan, Karl Peters,and Eva-Maria Peters Structure 13C NMR Structure & 13C NMR 碳谱模拟图 15 . 3β-O-(2,6-dideoxy-α-L-arabinohexopyranosyl)-20(29)-lupen-28-oic acid C38H62O6 相似度:67.5% Chemistry of Natural Compounds 2006 42 706-709 SYNTHESIS OF METHYL ESTERS OF BETULINIC ACID 2-DEOXY-a-GLYCOSIDES AND 28-OXO-19,28-EPOXYOLEANANE O. B. Flekhter, N. I. Medvedeva, E. V. Tret'yakova,F. Z. Galin, and G. A. 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