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zhiwu1983

木虫 (正式写手)

[求助] 求助微谱数据 已有1人参与

碳谱数据如下:13.6,13.6,13.7,17.8,20.6,22.6,28.4,31.8,34.2,36.1,37.5,38.3,38.6,42.2,50.6,50.8,54.5,65.4,75.5,76.5,219.9
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lifeliuyan

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【答案】应助回帖

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感谢参与,应助指数 +1
zhiwu1983: 金币+10, ★★★★★最佳答案 2013-12-12 19:43:26
查询结果:共查到1093个化合物(查询结果仅供参考)  
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1 .     3β,4α-dihydroxypregnan-16-one
C21H34O3     相似度:100%
Canadian Journal of Chemistry          2003          81          253-257
A pentanortriterpenoid with a novel carbon skeleton and a new pregnane from Trichilia connaroides
Hua-Ping Zhang, Shao-Hua Wu, Yue-Mao Shen, Yun-Bao Ma, Da-Gang Wu, Shu-Hua Qi, Xiao-Dong Luo
Structure      13C NMR   碳谱模拟图

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2 .     Toonasterone A
C21H34O4     相似度:85.7%
Steroids          2011          76          571-576
Structural and stereochemical studies of five new pregnane steroids from the stem bark of Toona ciliata var. pubescens
Jian-Rong Wang, Qiang Shen, Li Fang, Shu-Ying Peng, Yi-Ming Yang, Jia Li, Hai-Li Liu, Yue-Wei Guo
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


3 .     meliavosin
C21H34O3     相似度:85.7%
The Journal of Organic Chemistry          1998          63          3781-3785
New Bioactive Steroids from Melia volkensii
Lingling L. Rogers, Lu Zeng, and Jerry L. McLaughlin
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


4 .     6α,7β-dihydroxy-17(20)-cis-5α-pregna-16-one
C21H32O3     相似度:80.9%
Chinese Journal of Chemistry          2003          21          200-203
Chemical Constituents of Ailanthus triphysa
Qi Shu-Hua, Wu Da-Gang, Ma Yun-Bao and Luo Xiao-Dong
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


5 .     aglatomin A
C22H36O3     相似度:77.2%
Phytochemistry          1999          51          1031-1037
Dammarane triterpenes and pregnane steroids from Aglaia lawii and A. tomentosa
Khalit Mohamad, Thierry Sevenet, Vincent Dumontet, Mary Pais, Mai Van Tri, Hamid Hadi, Khalijah Awang, Marie-There se Martin
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


6 .     2β,3β-dihydroxy-5α-pregnane-16-one
C21H34O3     相似度:76.1%
Phytochemistry          1997          45          1225-1228
Pregnanes and triterpenoid hydroperoxides from the leaves of Aglaia grandis
Akira Inada, Hiroko Murata, Yuka Inatomi, Tsutomu Nakanishi, Dedy Darnaedi
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


7 .     Toonasterone B
C21H34O3     相似度:76.1%
Steroids          2011          76          571-576
Structural and stereochemical studies of five new pregnane steroids from the stem bark of Toona ciliata var. pubescens
Jian-Rong Wang, Qiang Shen, Li Fang, Shu-Ying Peng, Yi-Ming Yang, Jia Li, Hai-Li Liu, Yue-Wei Guo
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


8 .     (E)-Toonasterone C
C21H32O3     相似度:76.1%
Steroids          2011          76          571-576
Structural and stereochemical studies of five new pregnane steroids from the stem bark of Toona ciliata var. pubescens
Jian-Rong Wang, Qiang Shen, Li Fang, Shu-Ying Peng, Yi-Ming Yang, Jia Li, Hai-Li Liu, Yue-Wei Guo
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


9 .     3β-hydroxypregnan-16-one
     相似度:76.1%
Canadian Journal of Chemistry          2001          79          1747-1753
Synthesis of trichiliasterones A and B 16-Ketosteroids isolated from Trichilia hirta and Trichilia americana
Susanne M Hantos, Sasmita Tripathy, Najma Alibhai, Tony Durst
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


10 .     (Z)-Toonasterone C
C21H32O3     相似度:71.4%
Steroids          2011          76          571-576
Structural and stereochemical studies of five new pregnane steroids from the stem bark of Toona ciliata var. pubescens
Jian-Rong Wang, Qiang Shen, Li Fang, Shu-Ying Peng, Yi-Ming Yang, Jia Li, Hai-Li Liu, Yue-Wei Guo
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


11 .     2α,3β,4β-Trihydroxypregnan-16-one
C21H34O4     相似度:71.4%
Turkish Journal of Chemistry          2009          33          501-506
Pregnane steroids from the heartwood of Azadirachta indica
BINA SHAHEEN SIDDIQUI, SYED KASHIF ALI, SYED TARIQ ALI, FAYYAZ AHMED
Structure      13C NMR   碳谱模拟图

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12 .     2α-hydroxypregnan-3,16-dione
C21H32O3     相似度:71.4%
Canadian Journal of Chemistry          2001          79          1747-1753
Synthesis of trichiliasterones A and B 16-Ketosteroids isolated from Trichilia hirta and Trichilia americana
Susanne M Hantos, Sasmita Tripathy, Najma Alibhai, Tony Durst
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


13 .     3β,4β-dihydroxypregnan-16-one
     相似度:71.4%
Natural Product Communications          2010          5          179-184
Two New Terpenoids from Trichilia quadrijuga (Meliaceae)
Virginia F. Rodriguesa*, Hadria M. Carmo, Raimundo Braz Filho, Leda Mathias andIvo J. Curcino Vieira
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


14 .     3β,4α-dihydroxypregnan-21-one
C21H34O3     相似度:66.6%
Phytochemistry          2008          69          1319-1327
Structural elucidation of limonoids and steroids from Trichilia connaroides
Xiao-Ning Wang, Cheng-Qi Fan, Sheng Yin, Li-She Gan, Jian-Min Yue
Structure      13C NMR   碳谱模拟图

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15 .     ekeberin B
C21H32O3     相似度:66.6%
Journal of Natural Products          2008          71(2)          167-174
Antiplasmodial Triterpenoids from Ekebergia capensis
Toshihiro Murata, Toshio Miyase, Francis Wamakima Muregi, Yasuko Naoshima-Ishibashi, Kaoru Umehara, Tsutomu Warashina, Shigeyuki Kanou, Gerald M. Mkoji, Mamoru Terada, and Akira Ishih
Structure      13C NMR   碳谱模拟图

--------------------------------------------------------------------------------


16 .     toosendansterol A
C21H34O3     相似度:66.6%
Chemical & Pharmaceutical Bulletin          1988          36          609-612
Phytochemical Studies on Meliaceous Plants. III. : Structures of Two New Pregnane Steroids, Toosendansterols A and B, from Leaves of Melia toosendan SIEB. et ZUCC.
AKIRA INADA,MARI KOBAYASHI and TSUTOMU NAKANISHI
Structure      13C NMR   碳谱模拟图

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17 .     2α,3β-Dihydro-5-pregnen-16-one
C21H32O3     相似度:66.6%
Steroids          2009          74          761-765
Steroids from the leaves of Chinese Melia azedarach and their cytotoxic effects on human cancer cell lines
Shi-Biao Wu, Yan-Ping Ji, Jing-Jing Zhu, Yun Zhao, Gang Xia, Ying-He Hu, Jin-Feng Hu
Structure      13C NMR   碳谱模拟图

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18 .     2β,3β,4β-Trihydroxypregnan-16-one
     相似度:66.6%
Journal of Asian Natural Products Research          2003          5          215-221
THE CHEMICAL CONSTITUENTS OF MUNRONIA HENRYI
SHU-HUA QI, DA-GANG WU, YUN-BAO MA and XIAO-DONG LUO
Structure      13C NMR   碳谱模拟图
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