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zhiwu1983木虫 (正式写手)
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[求助]
求助微谱数据 已有1人参与
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| 碳谱数据如下：13.6,13.6,13.7,17.8,20.6,22.6,28.4,31.8,34.2,36.1,37.5,38.3,38.6,42.2,50.6,50.8,54.5,65.4,75.5,76.5,219.9 |
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lifeliuyan
至尊木虫 (职业作家)
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zhiwu1983: 金币+10, ★★★★★最佳答案 2013-12-12 19:43:26
感谢参与，应助指数 +1
zhiwu1983: 金币+10, ★★★★★最佳答案 2013-12-12 19:43:26
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查询结果：共查到1093个化合物(查询结果仅供参考) -------------------------------------------------------------------------------- 1 . 3β,4α-dihydroxypregnan-16-one C21H34O3 相似度:100% 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 -------------------------------------------------------------------------------- 2 . Toonasterone A C21H34O4 相似度:85.7% 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 -------------------------------------------------------------------------------- 3 . meliavosin C21H34O3 相似度:85.7% 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 . 6α,7β-dihydroxy-17(20)-cis-5α-pregna-16-one C21H32O3 相似度:80.9% Chinese Journal of Chemistry 2003 21 200-203 Chemical Constituents of Ailanthus triphysa Qi Shu-Hua, Wu Da-Gang, Ma Yun-Bao and Luo Xiao-Dong Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 5 . aglatomin A C22H36O3 相似度:77.2% Phytochemistry 1999 51 1031-1037 Dammarane triterpenes and pregnane steroids from Aglaia lawii and A. tomentosa Khalit Mohamad, Thierry Sevenet, Vincent Dumontet, Mary Pais, Mai Van Tri, Hamid Hadi, Khalijah Awang, Marie-There se Martin Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 6 . 2β,3β-dihydroxy-5α-pregnane-16-one C21H34O3 相似度:76.1% Phytochemistry 1997 45 1225-1228 Pregnanes and triterpenoid hydroperoxides from the leaves of Aglaia grandis Akira Inada, Hiroko Murata, Yuka Inatomi, Tsutomu Nakanishi, Dedy Darnaedi Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 7 . Toonasterone B C21H34O3 相似度:76.1% 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 -------------------------------------------------------------------------------- 8 . (E)-Toonasterone C C21H32O3 相似度:76.1% 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 -------------------------------------------------------------------------------- 9 . 3β-hydroxypregnan-16-one 相似度:76.1% 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 -------------------------------------------------------------------------------- 10 . (Z)-Toonasterone C C21H32O3 相似度:71.4% 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 -------------------------------------------------------------------------------- 11 . 2α,3β,4β-Trihydroxypregnan-16-one C21H34O4 相似度:71.4% 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 -------------------------------------------------------------------------------- 12 . 2α-hydroxypregnan-3,16-dione C21H32O3 相似度:71.4% 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 -------------------------------------------------------------------------------- 13 . 3β,4β-dihydroxypregnan-16-one 相似度:71.4% Natural Product Communications 2010 5 179-184 Two New Terpenoids from Trichilia quadrijuga (Meliaceae) Virginia F. Rodriguesa*, Hadria M. Carmo, Raimundo Braz Filho, Leda Mathias andIvo J. Curcino Vieira Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 14 . 3β,4α-dihydroxypregnan-21-one C21H34O3 相似度:66.6% Phytochemistry 2008 69 1319-1327 Structural elucidation of limonoids and steroids from Trichilia connaroides Xiao-Ning Wang, Cheng-Qi Fan, Sheng Yin, Li-She Gan, Jian-Min Yue Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 15 . ekeberin B C21H32O3 相似度:66.6% 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 -------------------------------------------------------------------------------- 16 . toosendansterol A C21H34O3 相似度:66.6% Chemical & Pharmaceutical Bulletin 1988 36 609-612 Phytochemical Studies on Meliaceous Plants. III. : Structures of Two New Pregnane Steroids, Toosendansterols A and B, from Leaves of Melia toosendan SIEB. et ZUCC. AKIRA INADA,MARI KOBAYASHI and TSUTOMU NAKANISHI Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 17 . 2α,3β-Dihydro-5-pregnen-16-one C21H32O3 相似度:66.6% 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 -------------------------------------------------------------------------------- 18 . 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 |
2楼2013-12-12 11:57:16