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wml911518

新虫 (小有名气)

[求助] 微谱求助 已有1人参与

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碳谱数据输入:

18.62,18.80,19.02,19.93,23.10,24.93,25.07,25.31,25.79,29.44,32.19,35.09,38.32,39.57,40.44,40.50,43.67,43.93,45.79,48.82,49.03,50.19,54.36,65.75,66.63,74.53,81.16,126.51,140.20,180.33

溶剂选项:氘代试剂DMSO

相似度:   %(相似度>=50%)
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hydros

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【答案】应助回帖

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感谢参与,应助指数 +1
wml911518: 金币+10, ★★★★★最佳答案 2015-04-20 14:29:50
1 .     2α,3α,24-trihydroxyurs-12-ene-28-oic acid
    相似度:90%
Natural Product Research and Development          2007          19          978-981
Chemical Study on Saurauia napaulensis
XIAO Yan-hua;ZHANG Ai-lian; ZHANG Guo-lin
Structure      13C NMR   碳谱模拟图
2 .     3β,7β,24-Trihydroxy-urs-12-en-28-oic acid
C30H48O5     相似度:83.3%
Phytochemistry Letters          2011          4          287-291
Ursolic acid derivatives from Bangladeshi medicinal plant, Saurauja roxburghii:Isolation and cytotoxic activity against A431 and C6 glioma cell lines
Kishor Mazumder, Eric R.O. Siwu, Satoshi Nozaki, Yasuyoshi Watanabe, Katsunori Tanaka, Koichi Fukase
2楼2015-04-18 21:08:24
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