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小蘑菇0018木虫 (正式写手)
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[求助]
求助微谱数据
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数据如下： 12.25,12.29,15.55,19.00,21.06,21.15,21.29,24.96,25.34,28.84,30.88,31.85,32.82,35.05,38.77,39.53,40.47,43.33,43.88,46.70,51.20,52.02,55.08,63.03,68.11,68.74,129.63,137.88,207.62 C29甾的环氧化合物！ 哪位大虾帮帮忙啊！ |
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wq0616
铁杆木虫 (正式写手)
- 应助: 323 (大学生)
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【答案】应助回帖
★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与，应助指数 +1
小蘑菇0018: 金币+10, 妹妹，肯定不是！3羟7羰22烯，环氧不知在哪里，肯定不在5,6位 2013-03-19 19:24:23
感谢参与，应助指数 +1
小蘑菇0018: 金币+10, 妹妹，肯定不是！3羟7羰22烯，环氧不知在哪里，肯定不在5,6位 2013-03-19 19:24:23
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1 . (22E)-3β-fluoro-6β-hydroxystigmast-22-ene C29H49OF 相似度:79.3% Phytochemistry 2001 58 973-980 Synthesis and bioactivity of natural and C-3 fluorinated biosynthetic precursors of 28-homobrassinolide Lydia R. Galagovsky, Eduardo G. Gros, Javier A. Ramírez Structure 13C NMR 碳谱模拟图 2 . (22E)-3β -Bromo-5β ,6β -epoxystigmast-22-ene 相似度:79.3% Steroids 2004 69 713-720 In vitro and in vivo antiherpetic activity of three new synthetic brassinosteroid analogues Flavia M. Michelini, Javier A. Ramírez, Alejandro Berra, Lydia R. Galagovsky, Laura E. Alché Structure 13C NMR 碳谱模拟图 3 . 5,6α-epoxystigmasterol 相似度:79.3% Phytochemistry 1998 47 789-797 On the cytotoxity of oxidized phytosterols isolated from photoautotrophic cell cultures of Chenopodium rubrum tested on meal-worms Tenebrio molitor Werner Meyer, Harald Jungnickel, Markus Jandke, Konrad Dettner, Gerhard Spiteller Structure 13C NMR 碳谱模拟图 4 . compound 3 相似度:75.8% Chemistry of Natural Compounds 2001 37 343-346 13C NMR SPECTRA OF 5- AND 7-BROMO-6-KETOSTEROIDS AND RELATED COMPOUNDS N. V. Kovganko, S. N. Sokolov, and V. L. Survilo Structure 13C NMR 碳谱模拟图 5 . (22E)-5α-Stigmast-22-en-3β,6β-diol C29H50O2 相似度:75.8% Steroids 2000 65 329-337 Synthesis and bioactivity evaluation of brassinosteroid analogs Javier A. Ramírez, Osvaldo M. Teme Centurión, Eduardo G. Gros, Lydia R. Galagovsky Structure 13C NMR 碳谱模拟图 6 . 24-ethyl-3β,6β-dihydroxycholest-22-ene disulfate 相似度:75.8% Steroids 2009 74 1057-1060 Synthesis and cytotoxic analysis of some disodium 3β,6β-dihydroxysterol disulfates Jianguo Cui, Hui Wang, Yanmin Huang, Yi Xin, Aimin Zhou Structure 13C NMR 碳谱模拟图 7 . stigmast-4,22-dien-3,6-dione 相似度:75.8% China Journal of Chinese Materia Medica 2011 Vol 36,Issue 7 891-895 Chemical constituents from petroleum ether portion of Abelmoschus esculentus JIA Lu, GUO M ingm ing, LI Dong, JING Lin lin Structure 13C NMR 碳谱模拟图 8 . (22E)-2β,3β-dihydroxy-5α-stigmast-22-en-6-one C29H48O3 相似度:75.8% Steroids 1994 59 463-467 Synthesis of new brassinosteroids with potential activity as antiecdysteroids Carme Brosa Structure 13C NMR 碳谱模拟图 9 . 22E-3β-hydroxy-5α,6α-epoxyergosta-22-en-7-one C28H44O3 相似度:75.8% Journal of Shenyang Pharmaceutical University 2012 29 678-684 A new disecosteroid from an endolichenic fungal stain Sporormiella irregularis(No.71-11-4-1) LI Yan-jun; LI Xiao-xia; CHEN Guo-dong; GAO Hao; GUO Liang-dong; YAO Xin-sheng Structure 13C NMR 碳谱模拟图 10 . (22E)-24-ethyl-4α-methyl-5α-cholest-22-en-3β-ol 相似度:73.3% Fitoterapia 2005 76 433-438 A new dihydroxysterol from the marine phytoplankton Diacronema sp. Amélia P. Rauter, Manuela M. Filipe, Carla Prata,João P. Noronha, Maria A.M. Sampayo,Jorge Justino,Jaime Bermejo Structure 13C NMR 碳谱模拟图 11 . (22E)-3β-Acetoxy-19-norstigmasta-1(10),5,22-triene C30H46O2 相似度:73.3% Tetrahedron 2012 68 3685-3691 Synthesis of aromatic stigmastanes: application to the synthesis of aromatic analogs of brassinosteroids Sofía L. Acebedo, Fernando Alonso, Javier A. Ramírez, Lydia R. Galagovsky Structure 13C NMR 碳谱模拟图 12 . (22E)-3α-fluorostigmast-22-en-6-one C29H47OF 相似度:72.4% Phytochemistry 2001 58 973-980 Synthesis and bioactivity of natural and C-3 fluorinated biosynthetic precursors of 28-homobrassinolide Lydia R. Galagovsky, Eduardo G. Gros, Javier A. Ramírez Structure 13C NMR 碳谱模拟图 13 . compound 6 相似度:72.4% Chemistry of Natural Compounds 2001 37 343-346 13C NMR SPECTRA OF 5- AND 7-BROMO-6-KETOSTEROIDS AND RELATED COMPOUNDS N. V. Kovganko, S. N. Sokolov, and V. L. Survilo Structure 13C NMR 碳谱模拟图 14 . (22E)-3β-Bromo-5α-stigmast-22-en-6-one 相似度:72.4% Steroids 2000 65 329-337 Synthesis and bioactivity evaluation of brassinosteroid analogs Javier A. Ramírez, Osvaldo M. Teme Centurión, Eduardo G. Gros, Lydia R. Galagovsky Structure 13C NMR 碳谱模拟图 15 . 3,3-(Ethylenedioxy)-5α-stigmast-22-ene C31H52O2 相似度:72.4% Steroids 2002 67 291-304 The synthesis of spermine analogs of the shark aminosterol squalamine Youheng Shu, Stephen R. Jones, William A. Kinney, Barry S. Selinsky Structure 13C NMR 碳谱模拟图 16 . stigmasterol 相似度:72.4% China Journal of Chinese Materia Medica 2010 35 327-330 Triterpenes from Kalimeris indica GONG Xiaojian; ZHOU Xin; ZHAO Chao; CHEN Huaguo; XU Wenqing; LONG Shangxiang Structure 13C NMR 碳谱模拟图 17 . stigmasterol 相似度:72.4% Chinese Traditional and Herbal Drugs 2010 41 204-206 金铁锁化学成分研究 陈华国; 李明; 龚小见; 周欣; 田园 Structure 13C NMR 碳谱模拟图 18 . 5α,6α-epoxy-(22E,24R)-ergosta-8,22-diene-3β,7α-diol 相似度:72.4% Archives of Pharmacal Research 2002 25 851-855 Cytotoxic ergosterols from paecilomyces sp. J300 Hak Cheol Kwon, Sang Deuk Zee, Sae Yun Cho, Sang Un Choi and Kang Ro Lee Structure 13C NMR 碳谱模拟图 19 . 豆甾-7,22-二烯-3-酮 相似度:72.4% Journal of China Pharmaceutical University 1995 26 329-331 Studies on Constituents of Prunella vulgaris L. Meng Zhengmu; He Liwen Structure 13C NMR 碳谱模拟图 20 . (22E,24S)-3β-hydroxy-5α-stigmastan-22-en-6-one C29H48O2 相似度:72.4% Steroids 2012 77 91-99 Brassinosteroids and analogs as neuroprotectors: Synthesis and structure–activity relationships Jihane Ismaili, Martin Boisvert, Fanny Longpré, Julie Carange, Céline Le Gall, Maria-Grazia Martinoli, Benoit Daoust Structure 13C NMR 碳谱模拟图 21 . stigmasta-4,22-dien-3-one C29H46O 相似度:72.4% Chemistry of Natural Compounds 2011 47 731-734 Cytotoxic effect of some pentacyclic triterpenes and hemisynthetic derivatives of stigmasterol Louis P. Sandjo, Vincent Rincheval, Bonaventure T. Ngadjui and Gilbert Kirsch Structure 13C NMR 碳谱模拟图 22 . stigmasta-5,22E-diene-3β,11α-diol C29H48O2 相似度:72.4% Bioorganic & Medicinal Chemistry Letters 2012 22 4801-4806 Steroids from Commiphora mukul display antiproliferative effect against human prostate cancer PC3 cells via induction of apoptosis Tao Shen, Li Zhang, Yan-Yan Wang, Pei-Hong Fan, Xiao-Ning Wang, Zhao-Min Lin, Hong-Xiang Lou Structure 13C NMR 碳谱模拟图 23 . (22E)-3β-(t-Butyldimethylsilyloxy)-5α-stigmast-22-en-6β-ol 相似度:71.8% Steroids 2000 65 329-337 Synthesis and bioactivity evaluation of brassinosteroid analogs Javier A. Ramírez, Osvaldo M. Teme Centurión, Eduardo G. Gros, Lydia R. Galagovsky Structure 13C NMR 碳谱模拟图 24 . compound 2 相似度:70.9% Chemistry of Natural Compounds 2001 37 343-346 13C NMR SPECTRA OF 5- AND 7-BROMO-6-KETOSTEROIDS AND RELATED COMPOUNDS N. V. Kovganko, S. N. Sokolov, and V. L. Survilo Structure 13C NMR 碳谱模拟图 25 . (22E)-24-ethyl-4α-methyl-5α-cholest-22-en-3β-yl acetate 相似度:70.9% Fitoterapia 2005 76 433-438 A new dihydroxysterol from the marine phytoplankton Diacronema sp. Amélia P. Rauter, Manuela M. Filipe, Carla Prata,João P. Noronha, Maria A.M. Sampayo,Jorge Justino,Jaime Bermejo Structure 13C NMR 碳谱模拟图 26 . (22E)-3β-Acetoxystigmasta-5,22-dien-19-ol C31H50O3 相似度:70.9% Tetrahedron 2012 68 3685-3691 Synthesis of aromatic stigmastanes: application to the synthesis of aromatic analogs of brassinosteroids Sofía L. Acebedo, Fernando Alonso, Javier A. Ramírez, Lydia R. Galagovsky Structure 13C NMR 碳谱模拟图 |
2楼2013-03-19 18:15:42