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zhiyuan0531

木虫 (正式写手)

[求助] 碳谱求助

13C NMR 14.15,18.20,18.62,19.47,20.18,21.28,23.45,25.60,26.17,26.30,26.67,26.71,28.30,28.94,30.04,30.57,32.15,33.11,33.73,35.72,36.56,40.66,45.50,47.30,48.12,48.99,52.51,73.36,79.01,79.82.
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天道酬勤
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wangkaibo123

荣誉版主 (职业作家)

kerry

优秀版主

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
zhiyuan0531: 金币+15, ★★★★★最佳答案 2013-07-16 22:03:38
按从小到大顺序输入,数字间用英文半角逗号(,)分隔例如:
21.4,30.4,37.4,73.2,73.7,125.6,126.6,139.6,140.2,168.2

溶剂选项:
匹配容差: (数字格式,可自行设定)
相似度:   %(相似度>=50%)



查询结果:共查到13218个化合物(查询结果仅供参考)
1 .     (24R)-cycloartane-3β,24,25-triol
    相似度:100%
Phytochemistry          1997          46          397-381
Cycloartane triterpenoids from Aglaia harmsiana
Akira Inada, Shintaro Ohtsuki, Takako Sorano, Hiroko Murata, Yuka Inatomi, Dedy Darnaedi, Tsutomu Nakanishi
Structure      13C NMR   碳谱模拟图
2 .     (24R)-cycloartane-3β,24,25-triol
    相似度:100%
Phytochemistry          1994          35          1017-1022
Cycloartane triterpene from Juncus effusus
Marina Della Greca, Antonio Molinaro, Pietro Monaco and Lucio Previtera
Structure      13C NMR   碳谱模拟图
3 .     9,19-cyclolanostane-3,24,25-triol
    相似度:100%
Chinese Traditional and Herbal Drugs          2005          36          669-671
藤苦参化学成分研究(Ⅱ)
张琳,徐丽珍,杨世林
Structure      13C NMR   碳谱模拟图
4 .     (24S)-cycloartane-3β,24,25-trio1
    相似度:96.6%
Phytochemistry          1994          35          1017-1022
Cycloartane triterpene from Juncus effusus
Marina Della Greca, Antonio Molinaro, Pietro Monaco and Lucio Previtera
Structure      13C NMR   碳谱模拟图
5 .     (24R)-cycloartane-3β,24,25-triol
C30H52O3     相似度:96.6%
Chinese Journal of Natural Medicines          2009          7          108-110
Chemical Constituents from the Roots of Streptocaulon griffithii
ZHOU Jin-Song; ZHANG Ting-Ting; CHEN Ji-Jun; WANG Qiang
Structure      13C NMR   碳谱模拟图
6 .     cycloartane-1α,2α,3β,24α,25-pentaol
    相似度:90%
Journal of Chinese Medicinal Materials          2012          35          1098-1101
Biotransformation of Cycloartane-Type Triterpenoid from Myrrh
ZHONG Qing-qing, ZHOU Hong-lei, SHEN Tao
Structure      13C NMR   碳谱模拟图
7 .     cycloartane-1α,2α,3β,24β,25-pentaol
    相似度:90%
Journal of Chinese Medicinal Materials          2012          35          1098-1101
Biotransformation of Cycloartane-Type Triterpenoid from Myrrh
ZHONG Qing-qing, ZHOU Hong-lei, SHEN Tao
Structure      13C NMR   碳谱模拟图
8 .     compound 3
    相似度:87.8%
Chemistry of Natural Compounds          2009          45          656-659
TRITERPENE GLYCOSIDES FROM Astragalus AND THEIR GENINS.LXXXIII. STRUCTURE OF CYCLOMACROSIDE A
D. A. Iskenderov, I. M. Isaev, and M. I. Isaev
Structure      13C NMR   碳谱模拟图
9 .     3,25'-O-isopropylidene-cycloartenol
C33H56O3     相似度:87.8%
Indian Journal of Chemistry          1997          36B          1038-1043
Triterpenoids and other compounds from Euphorbia esula and E.petiolata
Yan-Ping Shi & Zhong-Jian Jia
Structure      13C NMR   碳谱模拟图
10 .     compound 8b
    相似度:87.5%
Phytochemistry          1994          35          1017-1022
Cycloartane triterpene from Juncus effusus
Marina Della Greca, Antonio Molinaro, Pietro Monaco and Lucio Previtera
Structure      13C NMR   碳谱模拟图
Domyallbesttohaveahappylife.
4楼2013-07-16 18:51:18
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zhiyuan0531

木虫 (正式写手)

忘记写了,溶剂是氘代氯仿(CDCl3)
天道酬勤
2楼2013-07-16 16:31:38
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yanye008

木虫 (正式写手)

【答案】应助回帖

感谢参与,应助指数 +1
去求助微谱更好些
上善若水
3楼2013-07-16 17:31:11
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