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zyl812

铁杆木虫 (职业作家)

[求助] 三萜类化合物 已有1人参与

碳谱:21.40,26.20,26.39,27.41,27.99,28.41,29.71,33.93,34.06,37.14,37.69,38.07,38.76,38.88,38.96,40.94,41.03,42.21,48.44,48.81,49.37,50.39,55.34,71.28,76.80,77.02,77.23,79.00,113.58,156.63 溶剂:氘带氯仿。
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wangkaibo123

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kerry

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【答案】应助回帖

感谢参与,应助指数 +1
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%)



查询结果:共查到5508个化合物(查询结果仅供参考)
1 .     3β,21β-dihydroxyl-20(30)-en-taraxastane
C30H50O2     相似度:80%
Chinese Chemical Letters          2001          12          151-154
Two New Triterpenoids from Saussurea petrovii
Jing Qiu DAI, Bo ZHOU, Yu Li WANG, Li YANG, Zhong Li LIU
Structure      13C NMR   碳谱模拟图
2 .     20(30)-taraxastene-3β,21α-diol
    相似度:80%
China Journal of Chinese Materia Medica          2003          28          235-237
Studies on the Constituents from the Herb of Vernonia patutula
LIANG Qiaoli, MIN Zhida
Structure      13C NMR   碳谱模拟图
3 .     20(30)-taraxasten-3β,21α-diol
C30H50O2     相似度:80%
Chemical & Pharmaceutical Bulletin          1999          47          498-500
Five New Taraxastane-Type Triterpenes from the Aerial Roots of Ficus microcarpa
Yueh-Hsiung KUO and Yi-Ming CHAIANG
Structure      13C NMR   碳谱模拟图
4 .     21α-hydroxy-taraxasterol
    相似度:80%
Phytochemistry          1999          50          293-296
A taraxasterol derivative and phenolic compounds from Hieracium gymnocephalum
S.D. Petrovi, M.S. Gorunovic, V. Wray, I. Merfort
Structure      13C NMR   碳谱模拟图
5 .     21α-Hydroxy-taraxasterol
    相似度:80%
Chemistry of Natural Compounds          2011          Vol. 47, No. 4          664-666
2-ISOPROPYL-6-METHYLPYRIMIDIN-4(3H)-ONE AND TARAXASTEROL FROM THE STEMS
H. K. Wu, X. L. Xin,Z. Su, and H. A. Aisa
Structure      13C NMR   碳谱模拟图
6 .     20,29-dibromomethanolupane-3β,28-diol
C31H50Br2O2     相似度:74.1%
Russian Journal of Organic Chemistry          2004          40          1462-1468
Cyclopropanation of betulin and its diacetate with dihalocarbenes
N. G. Komissarova, N. G. Belenkova, O. V. Shitikova, L. V. Spirikhin and M. S. Yunusov
Structure      13C NMR   碳谱模拟图
7 .     Gmeliniin A
C30H50O2     相似度:73.3%
Chinese Journal of Chemistry          2000          18          112-114
A new pentacyclic triterpene, gmeliniin A, from Echinops gmelinii Turcz
He Lan, Chao Qi-Rong, Li Rong, Lin Guo-Qiang and Huang Hao
Structure      13C NMR   碳谱模拟图
8 .     18α,19β-2'(3')-taraxasten-3β,21α-diol
C30H50O2     相似度:70%
Journal of Natural Products          2008          71(5)          910-913
#-Glucosidase Inhibitory Activity of Triterpenoids from Cichorium intybus
Atta-ur-Rahman, Seema Zareen, M. Iqbal Choudhary, M. Nadeem Akhtar, and Shamsun Nahar Khan
Structure      13C NMR   碳谱模拟图
9 .     betulin
    相似度:70%
Chemical & Pharmaceutical Bulletin          1980          28          1006-1008
13C Nuclear Magnetic Resonance of Lupane-Type Triterpenes, Lupeol, Betulin and Betulinic Acid
MOCHAMMAD SHOLICHIN,KAZUO YAMASAKI,RYOJI KASAI and OSAMU TANAKA
Structure      13C NMR   碳谱模拟图
10 .     betulin
    相似度:70%
Chemical & Pharmaceutical Bulletin          1984          32          1244-1247
A NEW GLYCOSYL ESTER OF A 3, 4-SECO-TRITERPENE FROM KOREAN MEDICINAL PLANT, ACANTHOPANAX CHIISANENSIS (ARALIACEAE)
DugRyong Hahn,Ryoji Kasai,JeungHee Kim,Shigenori Taniyasu and Osamu Tanaka
Structure      13C NMR   碳谱模拟图
11 .     Pseudotaraxasterol
    相似度:70%
Chemistry of Natural Compounds          2008          44          399-401
TRITERPENOIDS AND STEROIDS FROM Ixeridium gracile
Xue-Mei Ma, Duo-Long Di, and Yan-Ping Shi
Structure      13C NMR   碳谱模拟图
12 .     betulin
    相似度:70%
Chemistry of Natural Compounds          1984          20          170-173
GLYCOSYLATION OF BETULIN AND ITS ACETATES IN THE PRESENCE OF CADMIUM CARBONATE
L. E. Odinokova, G. I. Oshitok, V. A. Denisenko, V. F. Anufriev, A. M, Tolkach, and N. I. Uvarova
Structure      13C NMR   碳谱模拟图
13 .     serrat-14-ene-3β,21α-diol
    相似度:70%
Journal of Natural Products          1990          Vol 53          1552
A New Prenylated Isoflavone and Triterpenoids from Erythrina eriotriocha
Augustin E. Nkengfack, Z. Tanee Fomum, Rosa Ubillas, Michael S. Tempesta
Structure      13C NMR   碳谱模拟图
14 .     3β,28-dihydroxylup-20(29)-ene
C30H50O2     相似度:70%
Journal of Natural Products          1992          Vol 55          395
Lupane Triterpenoids of Salacia cordata
Winston F. Tinto, Lynn C. Blair, Azzam Alli, William F. Reynolds, Stewart McLean
Structure      13C NMR   碳谱模拟图
Domyallbesttohaveahappylife.
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