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zhiwu1983木虫 (正式写手)
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[求助]
求助微谱数据
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| 碳谱数据如下：13.4,13.6,17.7,20.1,21.2,25.4,31.0,32.2,36.3,36.8,38.1,38.6,41.9,50.3,51.0,66.2,72.5,77.2,128.0,143.1,219.7 |
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lifeliuyan
至尊木虫 (职业作家)
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【答案】应助回帖
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感谢参与，应助指数 +1
zhiwu1983: 金币+15, ★★★★★最佳答案 2013-10-22 15:22:53
感谢参与，应助指数 +1
zhiwu1983: 金币+15, ★★★★★最佳答案 2013-10-22 15:22:53
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查询结果：共查到997个化合物(查询结果仅供参考) -------------------------------------------------------------------------------- 1 . ekeberin B C21H32O3 相似度:95.2% Journal of Natural Products 2008 71(2) 167-174 Antiplasmodial Triterpenoids from Ekebergia capensis Toshihiro Murata, Toshio Miyase, Francis Wamakima Muregi, Yasuko Naoshima-Ishibashi, Kaoru Umehara, Tsutomu Warashina, Shigeyuki Kanou, Gerald M. Mkoji, Mamoru Terada, and Akira Ishih Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 2 . (E)-volkendousin C21H30O3 相似度:76.1% The Journal of Organic Chemistry 1998 63 3781-3785 New Bioactive Steroids from Melia volkensii Lingling L. Rogers, Lu Zeng, and Jerry L. McLaughlin Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 3 . (Z)-volkendousin C21H30O3 相似度:76.1% The Journal of Organic Chemistry 1998 63 3781-3785 New Bioactive Steroids from Melia volkensii Lingling L. Rogers, Lu Zeng, and Jerry L. McLaughlin Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 4 . 2α,3β-Dihydro-5-pregnen-16-one C21H32O3 相似度:71.4% Steroids 2009 74 761-765 Steroids from the leaves of Chinese Melia azedarach and their cytotoxic effects on human cancer cell lines Shi-Biao Wu, Yan-Ping Ji, Jing-Jing Zhu, Yun Zhao, Gang Xia, Ying-He Hu, Jin-Feng Hu Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 5 . 4β,17β-dihydroxy-4α,17α-dimethyl-5α-androstane C21H36O2 相似度:71.4% Phytochemistry 1999 50 25-30 The microbiological hydroxylation of 4β-hydroxy-4α-methyl-5α-androstanes by Cephalosporium aphidicola Caroline S. Bensasson, Yvan Chevolot, James R. Hanson , Jacques Quinton Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 6 . dyscusin B C21H32O3 相似度:71.4% Chemical & Pharmaceutical Bulletin 2011 59(10) 1303-1306 Dyscusins A-C, Three New Steroids from the Leaves of Dysoxylum cumingianum Shin-ichiro KURIMOTO, Yoshiki KASHIWADA, Susan Lynne MORRIS-NATSCHKE, Kuo-Hsiung LEE, and Yoshihisa TAKAISHI Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 7 . 3β,4α-dihydroxypregnan-16-one C21H34O3 相似度:71.4% Canadian Journal of Chemistry 2003 81 253-257 A pentanortriterpenoid with a novel carbon skeleton and a new pregnane from Trichilia connaroides Hua-Ping Zhang, Shao-Hua Wu, Yue-Mao Shen, Yun-Bao Ma, Da-Gang Wu, Shu-Hua Qi, Xiao-Dong Luo Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 8 . meliavosin C21H34O3 相似度:71.4% The Journal of Organic Chemistry 1998 63 3781-3785 New Bioactive Steroids from Melia volkensii Lingling L. Rogers, Lu Zeng, and Jerry L. McLaughlin Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 9 . 2β,3β,4β-Trihydroxypregnan-16-one 相似度:66.6% Journal of Asian Natural Products Research 2003 5 215-221 THE CHEMICAL CONSTITUENTS OF MUNRONIA HENRYI SHU-HUA QI, DA-GANG WU, YUN-BAO MA and XIAO-DONG LUO Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 10 . 3β,7β-dihydroxyandrost-5-en-17-one 相似度:66.6% Phytochemistry 1998 49 2355-2358 The hydroxylation of Δ5-androstenes by Cephalosporium aphidicola Caroline M. Bensasson, James R. Hanson, A. Christy Hunter Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 11 . 15R,16-dihydroxy-ent-isopimar- 8(14)-en-7-one 相似度:66.6% Journal of Natural Products 1992 Vol 55 1477 Diterpenes of Calibrachoa parviflora Carl A. Elliger, Rosalind Y. Wong, Mabry Benson, William Gaffield, Anthony C. Waiss Jr. Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 12 . Toonasterone B C21H34O3 相似度:66.6% Steroids 2011 76 571-576 Structural and stereochemical studies of five new pregnane steroids from the stem bark of Toona ciliata var. pubescens Jian-Rong Wang, Qiang Shen, Li Fang, Shu-Ying Peng, Yi-Ming Yang, Jia Li, Hai-Li Liu, Yue-Wei Guo Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 13 . 3β,4β-dihydroxyandrost-5-en-17-one 相似度:66.6% Steroids 1998 63 650-664 The scope and limitations of the reaction of δ5-steroids with mercury(II) trifluoroacetate Peter L. D. Ruddock, David J. Williams, Paul B. Reese Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 14 . 5β,6β-Epoxyandrostane-4,17-dione 相似度:66.6% Steroids 1995 60 499-505 Competing pathway involved in allylic acetoxylation of androst-5-en-17-one, and oxidation of allylic alcohols with chromium oxides Mitsuteru Numazawa, Mii Tachibana, Miyako Kamiza Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 15 . 2β,3β,4β-trihydroxypregnan-16-one 相似度:66.6% Turkish Journal of Chemistry 2009 33 501-506 Pregnane steroids from the heartwood of Azadirachta indica BINA SHAHEEN SIDDIQUI, SYED KASHIF ALI, SYED TARIQ ALI, FAYYAZ AHMED Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 16 . 2α,3α,4β-trihydroxypregnan-16-one 相似度:66.6% Turkish Journal of Chemistry 2009 33 501-506 Pregnane steroids from the heartwood of Azadirachta indica BINA SHAHEEN SIDDIQUI, SYED KASHIF ALI, SYED TARIQ ALI, FAYYAZ AHMED Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 17 . 3β-hydroxypregnan-16-one 相似度:66.6% Canadian Journal of Chemistry 2001 79 1747-1753 Synthesis of trichiliasterones A and B 16-Ketosteroids isolated from Trichilia hirta and Trichilia americana Susanne M Hantos, Sasmita Tripathy, Najma Alibhai, Tony Durst Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 18 . compound 136 相似度:66.6% Natural Product Communications 2008 3 399-412 Structural Elucidation of Pimarane and IsopimaraneDiterpenoids: The 13C NMR Contribution Ana M. L. Seca, Diana C. G. A. Pinto and Artur M. S. Silva Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 19 . 18α-succinyloxy-labd-7-en-15-oic acid C26H42O6 相似度:63.6% Phytochemistry 1987 26 3025-3028 Diterpenes of Ericameria linearifolia Steven J. Dentali,Joseph J. Hoffmann,Shivanand D. Jolad,Barbara N. Timmermann Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 20 . 15-acetoxy-7-labden-17-oic acid 相似度:63.6% Phytochemistry 1987 26 3037-3040 Labdane diterpenoids from Halimium viscosum and H. verticilatum Julio G. Urones,Isidro Sánchez Marcos,David Diez Martin,F.M.S.Brito Palma,Jesús M. Rodilla Structure 13C NMR 碳谱模拟图 |
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