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badhuster

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专业: 天然有机化学

[求助] 求助，请好心的同学帮忙已有1人参与

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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分分分，植化的命根

1楼 2015-03-11 16:09:21

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖

seuseasoar

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【答案】应助回帖

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badhuster: 金币+10, ★★★★★最佳答案 2015-04-08 21:42:47

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

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