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183clj3648

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[求助] 求助微譜數(shù)據(jù)

溶劑：CDCl3
碳譜數(shù)據(jù)：19.7,20.2,21.1,21.4,24.2,26.7,27.4,28.0,29.6,30.0,30.5,30.7,34.5,35.4,35.5,37.1,44.1,47.3,49.5,50.1,51.5,76.8,77.1,77.2,132.7,134.6,177.6,218.3
謝謝！��！

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質(zhì)譜分子量差一，為什么？請大家?guī)蛶兔Γ粍俑兄x�。。� 已經(jīng)有9人回復(fù)
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1樓 2013-10-08 20:16:29

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笑多會懷孕

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【答案】應(yīng)助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感謝參與，應(yīng)助指數(shù) +1
183clj3648: 金幣+5, ★有幫助 2013-10-08 20:22:47
183clj3648: 金幣+5, ★有幫助 2013-10-08 20:29:02

查詢結(jié)果：共查到3396個(gè)化合物(查詢結(jié)果僅供參考)
1 .    saponaceoic acid II
C30H48O4    相似度:76.6%
Chemical & Pharmaceutical Bulletin       2002       50(12)       1603-1606
New Triterpenoids from Tricholoma saponaceum
Kazuko YOSHIKAWA,Mina KUROBOSHI, Shigenobu ARIHARA,Naoko MIURA, Noriyuki TUJIMURA,and Kenji SAKAMOTO
Structure    13C NMR 碳譜模擬圖
2 .    anwuweizonic acid
相似度:73.3%
Journal of Natural Products       2001       64       1278-1281
Anti-AIDS Agents. 48.1 Anti-HIV Activity of Moronic Acid Derivatives and the New Melliferone-Related Triterpenoid Isolated from Brazilian Propolis
Junko Ito,Fang-Rong Chang, Hui-Kang Wang, Yong Kun Park, Masaharu Ikegaki, Nicole Kilgore,and Kuo-Hsiung Lee
Structure    13C NMR 碳譜模擬圖
3 .    3,4-seco-(24Z)-lanosta-4(30),8,24-triene-3,26-dioicacid
相似度:73.3%
Planta Medica       1989       55       294-296
Triterpenoid Acids from Kadsura ion gipedunculata.Neokadsuranic Acids B and C: Two Novel Triterpenoids with 14(13→12)abeo-Lanostane Skeletons
Li Lian-niang, XueHong, Kunio Kangouri, Akiko lkeda, and Sadafumi Omura
Structure    13C NMR 碳譜模擬圖
4 .    Compound 7
C30H46O3    相似度:73.3%
Helvetica Chimica Acta       2010       93       1925-1932
Artabotryols A – E, New Lanostane Triterpenes from the Seeds of Artabotrys odoratissimus
Chitrasen Gupta, Subedar Prasad, Mahendra Sahai, Teigo Asai, Noriyuki Hara and Yoshinori Fujimoto
Structure    13C NMR 碳譜模擬圖
5 .    (24Z)-3-oxolanosta-8,24-dien-26-oic acid
相似度:72.4%
Planta Medica       1989       55       297-299
Isolation and Structure Elucidation of Neokadsuranic Acid A, the First Triterpenoidwith the 14 (13→12) abeo Lanostane Skeleton,and (24Z)-3-Oxo-lanosta-8,24-dien- 26-oic Acid1
Kunlo Kangouri, Toshio Miyoshi, Akira Kawashima, Akiko Ikeda, Taku Mizutani, Sadafumi Omura, LiLian-niang, and XueHong
Structure    13C NMR 碳譜模擬圖
6 .    (20S,22S,23E)-22-O-acetyl-25-hydroxylanosta-8,23(E)-dien-3-one
C32H50O4    相似度:71.8%
Planta Medica       2003       69       568-571
A Bioactive Triterpenoid and Vulpinic Acid Derivatives from the Mushroom Scleroderma citrinum
Somdej Kanokmedhakul,Kwanjai Kanokmedhakul,Thirada Prajuabsuk,Kasem Soytong,Palangpon Kongsaeree,Apichart Suksamrarn
Structure    13C NMR 碳譜模擬圖
7 .    3α-hydroxy-tirucalla-8,24-dien-21-oate
C31H50O3    相似度:70.9%
Phytochemistry       2006       67       1309-1315
Tirucallane triterpenes from the roots of Ozoroa insignis
Yonghong Liu , Pedro Abreu
Structure    13C NMR 碳譜模擬圖
8 .    methyl 3α,24S-dihydroxytirucalla-8,25-dien-21-oate
C31H50O4    相似度:70.9%
Phytochemistry       2006       67       1309-1315
Tirucallane triterpenes from the roots of Ozoroa insignis
Yonghong Liu , Pedro Abreu
Structure    13C NMR 碳譜模擬圖
9 .    methyl 3α,25-dihydroxy-tirucalla-8-ene-21-oate
C31H52O4    相似度:70.9%
Phytochemistry       2006       67       1309-1315
Tirucallane triterpenes from the roots of Ozoroa insignis
Yonghong Liu , Pedro Abreu
Structure    13C NMR 碳譜模擬圖
10 .    24-methylenelanost-8-en-3-one
C31H50O    相似度:70.9%
Phytochemistry       1994       37       201-203
Lanostane triterpenes from the bark of Neolitsea sericea
Mahesh C. Sharma, Tatsuro Ohira, Mitsuyoshi Yatagai
Structure    13C NMR 碳譜模擬圖

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2樓2013-10-08 20:18:59

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