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badhuster金虫 (正式写手)
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[求助]
求助，请好心的同学帮忙 已有1人参与
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| 求助一个碳谱，谢谢13C NMR (CDCl3, 101 MHz) δ 13.6, 18.8, 23.0, 24.7, 31.6, 32.9, 33.7, 35.6, 38.7, 43.6, 44.2, 52.4, 55.8, 63.5, 124.1, 127.8, 155.7, 169.0, 209.3. |
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seuseasoar
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【答案】应助回帖
★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与，应助指数 +1
badhuster: 金币+10, ★★★★★最佳答案 2015-04-08 21:42:47
感谢参与，应助指数 +1
badhuster: 金币+10, ★★★★★最佳答案 2015-04-08 21:42:47
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1 . 20-Hydroxyimino-1,4-pregnadiene-3,20-dione 相似度:90.4% Molecules 2009 14 4655-4668 Synthesis of Pregnane Derivatives, Their Cytotoxicity on LNCap and PC-3 Cells, and Screening on 5α-Reductase Inhibitory Activity Sujeong Kim and Eunsook Ma Structure 13C NMR 碳谱模拟图 2 . Pregna-1,4-diene-3,20-dione C21H28O2 相似度:90.4% Steroids 2010 75 513-516 A practical Δ1-dehydrogenation of Δ4-3-keto-steroids with DDQ in the presence of TBDMSCl at room temperature Kaixiong Chen, Chang Liu, Le Deng, Guangyu Xu Structure 13C NMR 碳谱模拟图 3 . pregnan-1,4-diene-3,20-dione 相似度:90.4% Chinese Journal of Marine Drugs 2013 32 79-82 Studies on chemical constituents of Steroids in Gorgonian Subergorgia suberosa from the South China Sea ZHANG Gang, LI Ping-lin, TANG Xu-li, LI Guo-qiang Structure 13C NMR 碳谱模拟图 4 . pregna-1,4-diene-3,20-dione 相似度:90.4% Organic Magnetic Resonance 1984 22 586-591 A carbon-13 nuclear magnetic resonance study of the 1,4-diene analogues of steroid hormones and related steroids Mario D. Gonzalez and Gerardo Burton Structure 13C NMR 碳谱模拟图 5 . pregna-1,4-diene-3,20-dione 相似度:90.4% Organic Magnetic Resonance 1984 22 586-591 A carbon-13 nuclear magnetic resonance study of the 1,4-diene analogues of steroid hormones and related steroids Mario D. Gonzalez and Gerardo Burton Structure 13C NMR 碳谱模拟图 6 . Pregn-1,4-diene-3,20-dione 相似度:90.4% Steroids 2013 78 874-879 Synthesis and cytotoxicity of some novel 21E-benzylidene steroidal derivatives Ning-Juan Fan, Yu-Bin Bai, Fei-Yu Zhang, Bo Luo, Jiang-Jiang Tang, Qiang-Zhe Zhang, Jin-Ming Gao Structure 13C NMR 碳谱模拟图 7 . pregnan-1,4-dien-3,20-dione C21H28O2 相似度:90.4% Tropic Oceanology 2011 30 127-130 Pregnane steroids from a gorgonian Menella sp. in South China Sea CHAI Xing-yun, HU Jing, HUANG Hui, LEI Hui, CHEN Xian-qiang, LI Yun-qiu, SUN Jian-fan, DONG Guang, LIU Yong-hong, LIU Xue-dong Structure 13C NMR 碳谱模拟图 8 . 21-hydroxypregna-1,4-diene-3,20-dione 相似度:80.9% Organic Magnetic Resonance 1984 22 586-591 A carbon-13 nuclear magnetic resonance study of the 1,4-diene analogues of steroid hormones and related steroids Mario D. Gonzalez and Gerardo Burton Structure 13C NMR 碳谱模拟图 9 . 21-hydroxypregna-1,4-diene-3,20-dione 相似度:80.9% Organic Magnetic Resonance 1984 22 586-591 A carbon-13 nuclear magnetic resonance study of the 1,4-diene analogues of steroid hormones and related steroids Mario D. Gonzalez and Gerardo Burton Structure 13C NMR 碳谱模拟图 10 . methyl 3-oxo-androst-1,4-diene-17β-carboxylate 相似度:76.1% Steroids 2012 77 1398-1402 The first synthesis of Krempene B Li-Qun Shen, Su-Yu Huang, Yong Tang, Fu-Hou Lei Structure 13C NMR 碳谱模拟图 11 . compound 1 相似度:75% Steroids 1992 57 306-312 Studies on anabolic steroids. 9. Tertiary sulfates of anabolic 17α-methyl steroids: synthesis and rearrangement Honggang Bi, Robert Massé, George Just Structure 13C NMR 碳谱模拟图 12 . (Z)-△1,2 dehydroguggulsterone C21H26O2 相似度:71.4% Natural Product Research 2013 27 146-154 Three new α-glucosidase inhibitors from guggul, the oleogum resin of Commiphora wightii Sahar El-Mekkawy, Meselhy R. Meselhy, Nolitha Nkobole & Namrita Lall Structure 13C NMR 碳谱模拟图 13 . pregna-1,4,20-trien-3-one C21H28O 相似度:71.4% Acta Scientiarum Naturalium Universitatis Sunyatseni 2005 44(6) 134-136 Studied on the Secondary Metabolites of the Soft Coral Sinularia papillosa ZHANG Cui-xian, LUWei-gang, YAN Su-jun, SU Jing-yu, ZENG Long-mei Structure 13C NMR 碳谱模拟图 14 . 4-Chloro-pregn-1,4-diene-3,20-dione 相似度:71.4% Steroids 2013 78 874-879 Synthesis and cytotoxicity of some novel 21E-benzylidene steroidal derivatives Ning-Juan Fan, Yu-Bin Bai, Fei-Yu Zhang, Bo Luo, Jiang-Jiang Tang, Qiang-Zhe Zhang, Jin-Ming Gao Structure 13C NMR 碳谱模拟图 15 . pregna-1,4,20-trien-3-one 相似度:71.4% Drugs & Clinic 2014 29 11-15 Chemical constituents in ethyl acetate fraction from Scleronephthya sp. YU Yang, LIU Zhen, LIN Wen-han, JI Yu-bin Structure 13C NMR 碳谱模拟图 16 . 17β-Hydroxy-17α-methyl-androsta-1,4-diene-3-one C20H28O2 相似度:70% Steroids 2010 75 513-516 A practical Δ1-dehydrogenation of Δ4-3-keto-steroids with DDQ in the presence of TBDMSCl at room temperature Kaixiong Chen, Chang Liu, Le Deng, Guangyu Xu Structure 13C NMR 碳谱模拟图 17 . 1,4,20-Pregnatrien-3-one 相似度:70% Tetrahedron Letters 2004 45 7745-7748 New C21 Δ20 pregnanes, inhibitors of mitochondrial respiratory chain, from Indopacific octocoral Carijoa sp. M. Letizia Ciavatta, M. Pilar Lopez Gresa, Emiliano Manzo, Margherita Gavagnin, Solimabi Wahidulla, Guido Cimino Structure 13C NMR 碳谱模拟图 |
2楼2015-03-11 16:50:14
