24小时热门版块排行榜    

查看: 543  |  回复: 2
当前只显示满足指定条件的回帖,点击这里查看本话题的所有回帖

yaoxue1122

金虫 (小有名气)

[求助] 求一化合物 微谱数据

16.7,16.9,17.6,17.6,18.7,20.6,21.3,23.7,27.4,27.7,28.2,29.0,31.0,33.0,34.1,37.0,38.2,39.0,39.4,41.1,43.8,45.3,55.1,59.1,61.6,130.5,165.2,171.2,199.9
回复此楼

» 猜你喜欢

» 本主题相关价值贴推荐,对您同样有帮助:

已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

kaola0916

铁杆木虫 (著名写手)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
yaoxue1122: 金币+15, ★★★★★最佳答案, 非常感谢~~~~~ 2012-04-19 09:16:07
大于80%的

查询结果:共查到9个化合物(查询结果仅供参考)  
--------------------------------------------------------------------------------

1 .     3β-acetoxy-urs-12-ene-ll-one
    相似度:90.6%
Journal of Asian Natural Products Research          2000          2          81-86
A New Triterpenoid from Stelmatocrypton khasianum
QING-YING ZHANG, YU-YING ZHAO, TIE-MING CHENG,YU-XIN CUI and XUE-HUI LIU
Structure      13C NMR   碳谱模拟图
--------------------------------------------------------------------------------

2 .     3β-acetoxy-12-ursen-11-one
    相似度:90.6%
China Journal of Chinese Materia Medica          2008          33          905-908
Studies on chemical constituents from whole plants of Crossostephium chinense
YANG Xiuwei, ZOU Lei, WU Qi, FU Dexian
Structure      13C NMR   碳谱模拟图
--------------------------------------------------------------------------------

3 .     3β-乙酰基-12-烯-11-酮
C32H50O3     相似度:87.5%
Chinese Traditional and Herbal Drugs          2009          40          708-710
黑骨藤化学成分的研究
甘秀海;周欣;赵超;龚小见;陈华国;
Structure      13C NMR   碳谱模拟图
--------------------------------------------------------------------------------

4 .     3,11-dioxo-ursan-12-ene
C30H46O2     相似度:86.2%
Phytochemistry          1990          29          1691-1693
Terpenoids from Salvia mellifera
Antonio G. González,Lucia S. Andres,Angel G. Ravelo,Javier G. Luis,Isabel L. Bazzocchi,Jan West
Structure      13C NMR   碳谱模拟图
--------------------------------------------------------------------------------

5 .     11-oxo-α-amyrin acetate
    相似度:84.3%
China Journal of Chinese Materia Medica          2006          31          1166-1168
Studies on constituents from root and stem of Ervatamia hainanensis
HUANG Jianpeng, MA Yangmin, JIANG Jianshuang, ZHANG Peicheng
Structure      13C NMR   碳谱模拟图
--------------------------------------------------------------------------------

6 .     11-oxo-α-amyrin acetate
C32H50O3     相似度:84.3%
Chinese Journal of Natural Medicines          2008          6          271-274
Chemical Constituents from the Roots and Stems of Ervatamia hainanensis
JIN Li; LU Jia; JIN Yong-Sheng; YANG Xiang-Nan; CHEN Hai-Sheng
Structure      13C NMR   碳谱模拟图
--------------------------------------------------------------------------------

7 .     3β-acetoxy-20-taraxasten-22-one
    相似度:81.2%
Natural Product Research          2009          23          1218-1230
Chemical composition of the stem bark and leaves of Ficus pandurata Hance
M. A. Ramadan; A. S. Ahmad; A. M. Nafady; A. I. Mansour
Structure      13C NMR   碳谱模拟图
--------------------------------------------------------------------------------

8 .     krukovine B
C30H46O3     相似度:80%
Journal of Natural Products          1997          60          1174-1177
Partial Synthesis of Krukovines A and B, Triterpene Ketones Isolated from the Brazilian Medicinal Plant Maytenus krukovii
Tadashi Honda, Heather J. Finlay, and Gordon W. Gribble
Structure      13C NMR   碳谱模拟图
--------------------------------------------------------------------------------

9 .     Glycyrrhetinic acid
    相似度:80%
Tetrahedron Letters          2005          46          2337-2340
Novel biotransformation of pentacyclic triterpenoid acids by Nocardia sp. NRRL 5646
Jian Zhang, Zhi-Hong Cheng, Bo-Yang Yu, Geoffrey A. Cordell, Samuel X. Qiu
Structure      13C NMR   碳谱模拟图
2楼2012-04-19 09:04:44
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
相关版块跳转 我要订阅楼主 yaoxue1122 的主题更新
信息提示
请填处理意见