| 查看: 198 | 回复: 1 | |||
[求助]
维普求助，急用，在线等，谢谢 已有1人参与
|
| 13C NMR(126MHz,CDCL3) δ149.78, 110.27, 79.42, 79.14, 61.39, 55.53, 51.60, 50.11, 48.19, 47.78, 44.86, 41.20, 39.09, 38.94, 37.76, 37.33, 36.81, 34.43, 32.31, 30.09, 28.20, 27.58, 25.13, 20.94, 19.50, 18.49, 16.33, 16.22, 15.57 |
回复此楼» 猜你喜欢
退学或坚持读
已经有28人回复
-
有时候真觉得大城市人没有县城人甚至个体户幸福
已经有7人回复
-
天津大学招2026.09的博士生，欢迎大家推荐交流（博导是本人）
已经有3人回复
-
面上项目申报
已经有3人回复
-
酰胺脱乙酰基
已经有9人回复
-
CSC & MSCA 博洛尼亚大学能源材料课题组博士/博士后招生｜MSCA经费充足、排名优
已经有5人回复
-
博士延得我，科研能力直往上蹿
已经有7人回复
-
面上基金申报没有其他的参与者成吗
已经有5人回复
-
遇见不省心的家人很难过
已经有22人回复
» 本主题相关价值贴推荐，对您同样有帮助:
- 维普求助 no-3 急！
已经有4人回复
- 维普求助！谢谢~
已经有3人回复
- 碳谱求助 急用
已经有3人回复
- 专业英语翻译急用，谢谢大家~
已经有3人回复
- 求推荐纳米材料类的中文核心期刊，出版快一点的，急用！谢谢
已经有8人回复
- 求助维普数据！急！急！急！
已经有5人回复
- 求助英文描述个图谱，论文急用，谢谢！！！
已经有5人回复
- 微谱求助，在线等
已经有4人回复
- 急需维普碳谱检索，急用！谢谢大家帮忙
已经有5人回复
- 求助，哪位有硬脂酸铝的标准啊，最好是医药级的，急用，谢谢大家了!
已经有9人回复
- 求助微普数据查询
已经有4人回复
- 请教Optic letter 投稿问题，急用！谢谢！
已经有12人回复
- 求助两个化合物的维普C谱数据~~~~谢谢了~~~~~
已经有3人回复
- SCI论文录用未发表，怎样证明其会被SCI检索【填表急用】，谢谢
已经有22人回复
- 我想咨询一下大家关于J. Mater. Chem.的投稿格式！谢谢了！比较急用！
已经有3人回复
- 谁有ISO16000-6的中文稿，我要急用，谢谢，悬赏200个金币
已经有4人回复
- 有谁知道如何用KH570偶联剂改性高岭土，急用谢谢啊
已经有15人回复
- 【求助】哪位大侠能帮我计算一下这5个XRD数据的半高宽啊，急用，谢谢！
已经有3人回复
seuseasoar
至尊木虫 (知名作家)
- 应助: 2238 (讲师)
- 金币: 47917.9
- 红花: 52
- 帖子: 6700
- 在线: 546.4小时
- 虫号: 2400995
- 注册: 2013-04-01
- 性别: MM
- 专业: 食品科学基础
【答案】应助回帖
★ ★ ★ ★ ★
感谢参与，应助指数 +1
天真的傻儿: 金币+5, ★★★很有帮助 2014-11-22 11:01:53
感谢参与，应助指数 +1
天真的傻儿: 金币+5, ★★★很有帮助 2014-11-22 11:01:53
|
1 . Lup-20(29)-en-3β,28-diol 相似度:86.6% Journal of Asian Natural Products Research 2012 14 141-153 Synthesis of bioactive 28-hydroxy-3-oxolup-20(29)-en-30-al with antileukemic activity Pranab Ghosh, Amitava Mandal, Joydip Ghosh, Chiranjib Pal & Ashis Kumar Nanda Structure 13C NMR Structure & 13C NMR 碳谱模拟图 2 . compound 2 C31H50O3 相似度:86.2% Journal of Natural Products 1998 61 375-376 A New Norlupene from the Leaves of Melaleuca leucadendron Ching-Kuo Lee Structure 13C NMR Structure & 13C NMR 碳谱模拟图 3 . 3β,16β-dihydroxylup-20(29)-ene 相似度:83.3% Phytochemistry 1994 37 1517-1575 13C NMR Spectra of pentacyclic triterpenoids—a compilation and some salient features Shashi B. Mahato, Asish P. Kundu Structure 13C NMR Structure & 13C NMR 碳谱模拟图 4 . betulinic acid 相似度:83.3% Chinese Traditional and Herbal Drugs 2008 39 497-499 Chemical constituents from roots of Euphorbia songarica LIN Jia AN Ning LIU Chun-yu XU Li-zhen Structure 13C NMR Structure & 13C NMR 碳谱模拟图 5 . betulinic acid 相似度:83.3% China Journal of Chinese Materia Medica 2013 38 358-361 Triterpenes from aerial parts of Clematoclethra scandens subsp. actinidioides XIAO Shi-ji, HE Da-hai, DING Li-sheng, ZHOU Yan, CHEN Fang Structure 13C NMR Structure & 13C NMR 碳谱模拟图 6 . betulin 相似度:83.3% Chemistry of Natural Compounds 2013 49 677-681 Triterpenoid saponins from Ziziphus jujuba var. spinosa Yi Wu, Jian Zhang, Deyun Wang, Jia-Guo Liu, Yuanliang Hu Structure 13C NMR Structure & 13C NMR 碳谱模拟图 7 . betulin 相似度:83.3% Chinese Traditional and Herbal Drugs 2014 45 765-769 Chemical constituents of Sabia fasciculata HUANG Yan, LI Qi-xiu, LIU Yuan, SONG Zhi-zhao, WEN Zhi-yun, LIU Bu-ming, Structure 13C NMR Structure & 13C NMR 碳谱模拟图 8 . 16-hydroxylupeol 相似度:83.3% Journal of the Brazilian Chemical Society 2007 18 1585-1589 New Triterpene and Antibacterial Labdenoic Acid Derivatives from Moldenhawera nutans Juceni P. David, Jailton Ferrari, Jorge M. David, Alaíse G. Guimarães, Fernanda W. de M. Lima and Geórgia L. S. de Souza Structure 13C NMR Structure & 13C NMR 碳谱模拟图 9 . lup-20(29)-ene-3β,16β-diol 相似度:83.3% Organic Magnetic Resonance 1978 11 337-343 Carbon-13 nuclear magnetic resonance spectroscopy of naturally-occurring substances- LVII Triterpenes related to lupane and hopane Ernest Wenkert, G. Vernon Baddeley, Ivor R. Burfitt and Louis N. Moreno Structure 13C NMR Structure & 13C NMR 碳谱模拟图 10 . 28-norlup-20(29)-en-3β-hydroxy-17β-hydroperoxide C29H48O3 相似度:82.7% Journal of Natural Products 2008 71(10) 1787-1790 Antiproliferative Triterpenes from Melaleuca ericifolia Fatma M. Abdel Bar, Ahmed M. Zaghloul, Sunitha V. Bachawal,Paul W. Sylvester, Kadria F. Ahmad, and Khalid A. El Sayed Structure 13C NMR Structure & 13C NMR 碳谱模拟图 11 . 28-norlup-20(29)-ene-3β,17β-diol C29H48O2 相似度:82.7% Journal of Natural Products 1998 61 375-376 A New Norlupene from the Leaves of Melaleuca leucadendron Ching-Kuo Lee Structure 13C NMR Structure & 13C NMR 碳谱模拟图 12 . terminic acid 相似度:82.7% Phytochemistry 1994 37 1517-1575 13C NMR Spectra of pentacyclic triterpenoids—a compilation and some salient features Shashi B. Mahato, Asish P. Kundu Structure 13C NMR Structure & 13C NMR 碳谱模拟图 13 . betulinic acid 相似度:82.7% Biotechnology and Bioprocess Engineering 2009 14 140-145 Betulinic and Oleanolic Acids Isolated from Forsythia suspensa VAHL Inhibit Urease Activity of Helicobacter pylori Seung-Jung Shin, Chan-El Park, Nam-In Baek, In Sik Chung, and Chang-Ho Park Structure 13C NMR Structure & 13C NMR 碳谱模拟图 14 . betulin 相似度:82.7% Journal of Chinese Medicinal Materials 2013 36 230-232 Study on Chemical Constituents of Petroleum Ether Portion from Seed of Picria felterrae QIU Qin, CEN Fei-fei, ZHEN Han-shen Structure 13C NMR Structure & 13C NMR 碳谱模拟图 15 . 3β-hydroxy-16β-acetoxy-lup-20(29)-ene C32H52O3 相似度:81.2% Bioorganic & Medicinal Chemistry 2014 22 3341-3350 Preparation, anticholinesterase activity and molecular docking of new lupane derivatives María Julia Castro, Victoria Richmond, Carmen Romero, Marta S. Maier, Ana Estévez-Braun, ángel G. Ravelo, María Belén Faraoni, Ana Paula Murray Structure 13C NMR Structure & 13C NMR 碳谱模拟图 16 . 3β-hydroxy-17β-[(2S)-2-oxiranyl]-28-norlup-20(29)-en C31H50O2 相似度:80.6% Bioorganic & Medicinal Chemistry 2010 18 1344-1355 Synthesis and biological evaluation of antitumour-active betulin derivatives René Csuk, Alexander Barthel, Ralph Kluge, Dieter Ströhl, Harish Kommera, Reinhard Paschke Structure 13C NMR Structure & 13C NMR 碳谱模拟图 17 . 28-hydroxy-3-epicalenduladiol C30H50O3 相似度:80% Journal of Natural Products 2009 72 1045-1048 Triterpenoids and a Lignan from the Aerial Parts of Maytenus apurimacensis Nabil E. J. Vazdekis, Haydee Chávez, Ana Estévez-Braun, and ángel G. Ravelo Structure 13C NMR Structure & 13C NMR 碳谱模拟图 18 . betulin 相似度:80% Phytochemistry 2004 65 701-710 Investigation of the importance of the C-2 oxygen function in the transformation of stemodin analogues by Rhizopus oryzae ATCC 11145 Glenroy D.A. Martin, William F. Reynolds, Paul B. Reese Structure 13C NMR Structure & 13C NMR 碳谱模拟图 |
2楼2014-11-20 18:34:40