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johnson3917

金虫 (小有名气)

[求助] 求助微谱数据查询

化合物碳谱数据如下,溶剂是氘代氯仿:
15.5,15.6,16.8,18.4,23.6,23.7,26.0,26.2,27.0,27.3,28.1,28.4,29.7,31.1,32.5,32.7,33.4,34.8,37.0,37.2,38.6,38.8,39.8,41.7,46.9,47.3,47.7,55.2,79.0,121.7,145.2
十分感谢。
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audreygc

铁杆木虫 (正式写手)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
johnson3917: 金币+20, ★★★★★最佳答案 2013-06-02 23:45:29
SPECTROSCOPY OF OLEANANE DERIVATIVES
A. I. Kalinovskii
Structure      13C NMR   碳谱模拟图

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




10 .     β-amyrin
C30H50O     相似度:96.7%
Acta Bot. Boreal. -Occident. Sin.          2007          27          1141-1146
The Triterpenes in Salvia umbratica
LIU Qing, LIU Zhen-ling, TIAN Xuan
Structure      13C NMR   碳谱模拟图

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




11 .     β-amyrin
    相似度:96.7%
Acta Botanica Sinica          2001          43          426-430
The Chemical Constituents of Amoora yunnanensis
LUO Xiao-Dong, WU Shao-Hua, MA Yun-Bao, WU Da-Gang
Structure      13C NMR   碳谱模拟图

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




12 .     β-amyrin
C30H50O     相似度:96.7%
Acta Botanica Sinica          2002          44          354-358
Triterpenoids from the Dai Medicinal Plant Winchia calophylla
ZHU Wei-Ming, SHEN Yue-Mao, HONG Xin, ZUO Guo-Ying, YANG Xiao-Sheng, HAO Xiao-Jiang
Structure      13C NMR   碳谱模拟图

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




13 .     β-amyrin
C30H50O     相似度:96.7%
China Journal of Chinese Materia Medica          2006          31          1875-1879
Triterpenes from herb of Potentilla chinesis
LIU Pu, DUAN Hongquan, PAN Qin, ZHANG Yanwen, YAO Zhi
Structure      13C NMR   碳谱模拟图

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14 .     β-amyrin
    相似度:96.7%
Phytochemistry          1999          52          723-730
Flavonoids from the root-bark of Dioclea grandiflora
Tammy Jenkins, Jnanabrata Bhattacharyya, George Majetich, Quincy Teng, Agra Maria de Fatima, Reinaldo Almeida
Structure      13C NMR   碳谱模拟图

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




15 .     compound 6
    相似度:96.7%
Journal of Natural Products          1992          Vol 55          1230
Triterpenes from Stauntonia hexaphylla Callus Tissues
Akira Ikuta, Anri Morikawa
Structure      13C NMR   碳谱模拟图
2楼2013-06-01 10:41:59
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