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linkus1988

木虫 (正式写手)

[求助] 求助微谱数据

相似度:50%
溶剂:氯仿
碳谱数据:140.7,121.6 ,71.6 ,56.7 ,56.0 ,50.4 ,50.0 ,45.7 ,42.1 ,42.0 ,39.7 ,37.2 ,36.3 ,36.1 ,33.8 ,31.8 ,31.4 ,29.0 ,28.2 ,25.9 ,24.2 ,23.0 ,21.0 ,19.8 ,19.3 ,19.0 ,18.7 ,11.9 ,11.8
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木风枫pan

木虫 (小有名气)

【答案】应助回帖

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linkus1988: 金币+15, ★★★★★最佳答案, 很有作用啊 2012-12-11 09:48:24
1 .     β-sitosterol
    相似度:96.5%
Phytochemistry          2004          65          2463-2470
Biosynthesis of the irregular monoterpene artemisia ketone, the sesquiterpene germacrene D and other isoprenoids in Tanacetum vulgare L. (Asteraceae)
Dirk Umlauf, Josef Zapp, Hans Becker, Klaus Peter Adam
Structure      13C NMR   碳谱模拟图

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2 .     sitosterol
    相似度:96.5%
Chemical & Pharmaceutical Bulletin          1979          27          38-42
Carbon-13 Nuclear Magnetic Resonance of 24-Substituted Steroids
NAOYUKI KOIZUMI,YOSHINORI FUJIMOTO,TORU TAKESHITA and NOBUO IKEKAWA
Structure      13C NMR   碳谱模拟图

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3 .     clionasterol
    相似度:96.5%
Chemical & Pharmaceutical Bulletin          1979          27          38-42
Carbon-13 Nuclear Magnetic Resonance of 24-Substituted Steroids
NAOYUKI KOIZUMI,YOSHINORI FUJIMOTO,TORU TAKESHITA and NOBUO IKEKAWA
Structure      13C NMR   碳谱模拟图

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

4 .     β-rosasterol
C29H50O     相似度:96.5%
Chinese Traditional and Herbal Drugs          2006          37          666-668
欧亚旋覆花中三萜和甾体化合物的分离和结构鉴定
吴一兵;王云志;查建蓬;杨双革;石晓伟;张嫡群
Structure      13C NMR   碳谱模拟图

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5 .     β-sitosterol
    相似度:93.3%
Chemistry of Natural Compounds          1999          35          672-645
I3C NMR SPECTRA OF STEROL DERIVATIVES,INTERMEDIATES IN THE SYNTHESIS OF ECDY- AND BRASSINOSTEROIDS
N. V. Kovganko, Zh. N. Kashkan,and E. V. Borisov
Structure      13C NMR   碳谱模拟图

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

6 .     β-sitosterol
    相似度:93.1%
Chemistry of Natural Compounds          2000          36          595-598
13C NMR SPECTRA OF FUNCTIONALLY SUBSTITUTED 3 β-CHLORODERIVATIVES OF CHOLESTEROL AND β -SITOSTEROL
N. V. Kovganko, Zh. N. Kashkan, and E. V. Borisov
Structure      13C NMR   碳谱模拟图

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

7 .     β-sitosterol
C33H42O19     相似度:93.1%
Natural Product Research          1995          7          35-41
New Cytotoxic Fatty Acid from Desmos cochinchinensis (Annonaceae)
Nan-Jun Sun; David K. Ho; X. Eric Hu; Jeffrey M. Sneddon; Ralph E. Stephens; John M. Cassady
Structure      13C NMR   碳谱模拟图

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

8 .     sitosterol
    相似度:93.1%
Journal of Natural Products          1987          Vol 50          881
Sterols and Steryl Glycosides from Urtica dioica
Neera Chaurasia, Max Wichtl
Structure      13C NMR   碳谱模拟图

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

9 .     compound 3a
    相似度:93.1%
Korean Journal of Pharmacognosy          1996          27(4)          389-396
Constituents of Spiraea prunifolia var. simpliciflora
Lee, Eun-Hee; Chung, Soon-Ok; Kim, Chong-Won; Woo, Mi-Hee
Structure      13C NMR   碳谱模拟图

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

10 .     β-sitosterol
C29H50O     相似度:93.1%
Chinese Journal of Marine Drugs          2006          25(1)          21-24
Studies on chemical constituents of the marine sponge Craniell a australiensis from the South China Sea
KUANG Xia, ZHANG Hong-jun, SUN Jing-bo, WANG Zeng-lei, LIN Hou-wen
Structure      13C NMR   碳谱模拟图

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

11 .     (24s)-stigmast-5-en-3-ol
    相似度:93.1%
Chinese Journal of Marine Drugs          2004          23(2)          15-17
Studies on chemical constituents of the marine sponge Spheciospongia vagabunda from the South China Sea (I)
MA Wei-jie, XIAO Ding-jun, DENG Song-zhi
Structure      13C NMR   碳谱模拟图

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

12 .     (24S)-stigmast-5-en-3β-ol
    相似度:93.1%
Chinese Journal of Marine Drugs          2002          21(2)          1-4
Studies on the chemical constituents of the marine sponge Clathria fasciculate from the South China Sea
XIAO Ding-jun, DENG Song-zhi, ZENG Long-mei
Structure      13C NMR   碳谱模拟图

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

13 .     β-sitosterol
    相似度:93.1%
Planta Medica          2011          77          1528-1530
Downregulation of Matrix Metalloproteinase-13 by the Root Extract of Cyathula officinalis Kuan and its Constituents in IL-1β-treated Chondrocytes
Hyun Young Park, Hyun Lim, Hyun Pyo Kim, Yong Soo Kwon
Structure      13C NMR   碳谱模拟图

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

14 .     β-Sitoserol
    相似度:93.1%
Archives of Pharmacal Research          2010          33          363-367
An anti-influenza component of the bark of Alnus japonica
Nguyen Huu Tung, Hyuk-Joon Kwon, Jae-Hong Kim, Jeong Chan Ra and Jeong Ah Kim, et al.
Structure      13C NMR   碳谱模拟图

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

15 .     β-sitosterol
    相似度:93.1%
Chinese Pharmaceutical Journal          2006          41          1533-1535
Study on Constituents of Tilia mongolica Leaves and Wood
MA Yun-xiang, TIAN Fu-li, WANG Jing-yuan, FANG Li, DU Yu-ying
Structure      13C NMR   碳谱模拟图
4楼2012-12-10 15:40:45
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linkus1988

木虫 (正式写手)

高手相助一下啊!初学什么都不会
2楼2012-11-30 22:41:05
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linkus1988

木虫 (正式写手)

帮帮忙啊,实在是难解。
3楼2012-12-10 15:25:10
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linkus1988

木虫 (正式写手)

引用回帖:
4楼: Originally posted by 木风枫pan at 2012-12-10 15:40:45
1 .     β-sitosterol
    相似度:96.5%
Phytochemistry          2004          65          2463-2470
Biosynthesis of the irregular monoterpene artemisia ketone, the sesquiterpene germacrene D and  ...

谢谢!
5楼2012-12-11 09:48:41
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