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liuchao555

木虫 (著名写手)

[求助] 急求微谱数据库

化合物:14.99,16.04,16.13,18.09,19.30,20.47,22.21,23.57,24.12,26.69,31.30,32.21,40.26,41.16,41.66,42.24,42.97,43.71,47.29,48.07,48.21,53.31,109.91,138.09,147.26,151.35,172.41,195.43
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wq0616

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【答案】应助回帖


感谢参与,应助指数 +1
jiangchunyong: 金币+1, 谢谢 2012-11-20 09:43:50
相似度大于70%的有

1 .     3β,6β-dihydroxy-21αH-24-norhopa-4(23),22(29)-diene
C29H46O2     相似度:79.3%
Journal of Natural Products          1997          60          909-911
24-Norhopene Derivatives from Diatenopteryx sorbifolia
Juceni P. Chávez, Jorge M. David, Shu-Wei Yang, and Geoffrey A. Cordell
Structure      13C NMR   碳谱模拟图

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




2 .     thysanolactone
    相似度:73.3%
Planta Medica          1994          60          507-511
Bellidifolin: A Potent Hypoglycemic Agent in Streptozotocin (STZ)-Induced Diabetic Rats from Swertiajaponica
PurusotamBasnet, Shigetoshi Kadota, Mineo Shimnizu, and TsuneoNamba
Structure      13C NMR   碳谱模拟图

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




3 .     compound 1a
C31H48O3     相似度:72.4%
Journal of Natural Products          1997          60          909-911
24-Norhopene Derivatives from Diatenopteryx sorbifolia
Juceni P. Chávez, Jorge M. David, Shu-Wei Yang, and Geoffrey A. Cordell
Structure      13C NMR   碳谱模拟图

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




4 .     isohop-22(29)-ene
    相似度:70%
Chemical & Pharmaceutical Bulletin          1993          41          1939-1943
NMR Spectra of Triterpenoids. I. Conformation of the Side Chain of Hopane and Isohopane, and Their Derivatives
Hiroyuki AGETA,Kenji SHIOJIMA,Hideki SUZUKI and Sachiko NAKAMURA
Structure      13C NMR   碳谱模拟图

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




5 .     isohop-22(29)-ene
C30H50     相似度:70%
Chemical & Pharmaceutical Bulletin          1990          38          347-349
Fern Constituents : Two New Triterpenoid Hydrocarbons, Hop-16-ene and Isohop-22(29)-ene, Isolated from Davallia mariesii
Kenji SHIOJIMA and Hiroyuki AGETA
Structure      13C NMR   碳谱模拟图

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




6 .     compound 360
    相似度:70%
Phytochemistry          1994          37          1517-1575
13C NMR Spectra of pentacyclic triterpenoids—a compilation and some salient features
Shashi B. Mahato, Asish P. Kundu
Structure      13C NMR   碳谱模拟图
艰难困苦,玉汝于成。
2楼2012-11-19 22:26:40
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