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xiewan

新虫 (小有名气)

[求助] 求助微谱数据查询,谢谢 已有1人参与

15.591,23.431,25.258,25.766,29.077,38.177,39.021,40.016,43.731,56.368,57.441,65.025,66.698,76.201,80.966,109.283,129.843,148.821,149.425,172.71

[ Last edited by 卓越_先锋 on 2015-6-4 at 18:10 ]
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【答案】应助回帖

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感谢参与,应助指数 +1
xiewan: 金币+20, ★★★★★最佳答案 2015-06-06 08:50:25
查询模式:模糊查询
碳谱数据输入:
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%)
碳谱库:   Nat Syn


查询结果:共查到353个化合物(查询结果仅供参考)
1 .     DM6
C20H30O5     相似度:100%
Journal of Chemistry          2007          45          12-17
Isolation and biological examination of diterpenic-γ-lactones from the leaves of Andrographis paniculata Nees
Nguyễn Văn Đậu, Lê Duy Hiếu
Structure      13C NMR   碳谱模拟图
2 .     Andrographolide
    相似度:100%
Chemical & Pharmaceutical Bulletin          2004          52          772-775
Four New Andrographolide Metabolites in Human Urine
Liang Cui, Feng Qiu, Naili Wang, Xinsheng Yao
Structure      13C NMR   碳谱模拟图
3 .     ent-14β-hydroxy-8(17),12-labdadien-16,15-olide-3β,19-oxide
C20H28O4     相似度:90%
Phytochemistry          1994          37          1477-1479
Ent-14β-hydroxy-8(17), 12-labdadien-16, 15-olide-3β, 19-oxide: A diterpene from the aerial parts of Andrographis paniculata
Ibrahim Jantan, Peter G. Waterman
Structure      13C NMR   碳谱模拟图
4 .     andrographolide
C20H30O5     相似度:85%
Chemical & Pharmaceutical Bulletin          1984          32          2117-2125
On the Diterpenoids of Andrographis paniculata : X-Ray Crystallographic Analysis of Andrographolide and Structure Determination of New Minor Diterpenoids
TETSURO FUJITA,RYUJIRO FUJITANI,YOSHIO TAKEDA,YOSHIHISA TAKAISHI,TOSHIHIDE YAMADA,MASARU KIDO and IWAO MIURA
Structure      13C NMR   碳谱模拟图
5 .     andrographolide
    相似度:85%
Indian Journal of Chemistry Section B          1998          37B          1214-1216
Phytoconstituents of Phlogacanthus tubiflorus Nees(Acanthaceae)hlogacanthin,a new diterpene lactone(andrographolide)isolated from the root wood
R D Yadav, J C S Kataky & R K Mathur
Structure      13C NMR   碳谱模拟图
6 .     andrographolide-3-O-sulfate
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