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[求助]
微谱求助 已有2人参与
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| 13CNMR(101MHz,CDCl3):δ11.91,14.22,14.43,14.60,18.83,19.02,19.06,19.47,22.77,29.12,29.45,29.68,29.74,31.68,31.92,31.96,32.00,36.20,36.54,42.32,42.35,45.83,46.01,50.13,56.05,56.60, 56.79,71.88. |
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seuseasoar
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【答案】应助回帖
★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与，应助指数 +1
273047565ZS(卓越_先锋代发): 金币+10 2015-05-07 09:03:51
感谢参与，应助指数 +1
273047565ZS(卓越_先锋代发): 金币+10 2015-05-07 09:03:51
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1 . sitosterol 相似度:72.4% Phytochemistry 1992 31 805-811 Carbon-13 nmr studies on sitosterol biosynthesized from [13C]mevalonates W.David Nes, Robert A. Norton, Mabry Benson Structure 13C NMR Structure & 13C NMR 碳谱模拟图 2 . β-sitosterol C29H50O 相似度:72.4% Chinese Journal of Natural Medicines 2012 10 0279-0283 Chemical constituents from the stems of Celastrus orbiculatus Jian-Juan LI, Jie YANG, Fang Lü, Yin-Tao QI, Yan-Qing LIU, Yun SUN, Qiang WANG Structure 13C NMR Structure & 13C NMR 碳谱模拟图 3 . β-Sitosterol 相似度:72.4% Asian Journal of Chemistry 2009 21 7138-7142 Phytochemical Studies of Mussaenda hainanensis Merr. KE YUAN, WEN-TAO QIAO and MING-WEN YIN Structure 13C NMR Structure & 13C NMR 碳谱模拟图 4 . campesterol 相似度:71.4% Chemical & Pharmaceutical Bulletin 1979 27 38-42 Carbon-13 Nuclear Magnetic Resonance of 24-Substituted Steroids NAOYUKI KOIZUMI,YOSHINORI FUJIMOTO,TORU TAKESHITA and NOBUO IKEKAWA Structure 13C NMR Structure & 13C NMR 碳谱模拟图 5 . daucosterol 相似度:71.4% China Journal of Chinese Materia Medica 2002 27 752-754 Studies on the Chemical Constituents in Radix Astilbes Chinensis SUN Hongxiang, YE Yiping, YANG Ke Structure 13C NMR Structure & 13C NMR 碳谱模拟图 6 . 24-α-methylcholesterol 相似度:71.4% Journal of Natural Products 1981 Vol 44 7-13 Proof of Structure For 24β-Methylcholesterol in the Alga Coccomyxa elongata by 1H- and 13C-nmr and Mass Spectroscopy William R. Nes, John E. Zarembo Structure 13C NMR Structure & 13C NMR 碳谱模拟图 7 . Campesterol 相似度:71.4% Journal of the Chemical Society, Perkin Transactions 1 1992 569-572 Biosynthesis of the 24-methylcholesterols dihydrobrassicasterol and campesterol in cultured cells of Amsonia elliptica: incorporation of [1,2-13C2]acetate and [2-13C,2H3]acetate Shujiro Seo, Atsuko Uomori, Yohko Yoshimura, Ken'ichi Takeda, Hiroshi Noguchi, Yutaka Ebizuka, Ushio Sankawa and Haruo Seto Structure 13C NMR Structure & 13C NMR 碳谱模拟图 8 . β-sitosterol 相似度:71.4% Natural Product Sciences 2012 18 183-189 Constituents of Pyrus pyrifolia with Inhibitory Activity on the NO Production and the Expression of iNOS and COX-2 in Macrophages and Microglia Yoo, Ji-Hye; Yang, Ki-Sook Structure 13C NMR Structure & 13C NMR 碳谱模拟图 9 . (24R)-24-methylcholesterol 相似度:71.4% Indian Journal of Chemistry Section B 1995 34B 78-80 (24S)-24-methylcholest-4-ene-3β,6β-diol from a gorgonia(Rumphella aggregata)of the Andaman and Nicobar Islands V Anjaneyulu & K Nageswara Rao Structure 13C NMR Structure & 13C NMR 碳谱模拟图 10 . (24R)-24-methylcholest-5-en-3β-ol 相似度:71.4% Canadian Journal of Chemistry 1978 56 1898-1903 Identification of C-24 alkyl epimers of marine sterols by 13C nuclear magnetic resonance spectroscopy J. L. C. Sright, A. G. McInnes, S. Shimizu, D. G. Smith, J. A. Walter, D. Idler, W. Khalil Structure 13C NMR Structure & 13C NMR 碳谱模拟图 11 . β-sitosterol 相似度:71.4% Chinese Journal of Modern Applied Pharmacy 2009 26 460-462 Studies on the Chemical Constituents in Ranunculus muricatus L WANG Ling-jie, GAO Xiao-zhong Structure 13C NMR Structure & 13C NMR 碳谱模拟图 |
2楼2015-04-25 14:06:33
yangyinhe
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【答案】应助回帖
感谢参与，应助指数 +1
|
1 . sitosterol 相似度:72.4% Phytochemistry 1992 31 805-811 Carbon-13 nmr studies on sitosterol biosynthesized from [13C]mevalonates W.David Nes, Robert A. Norton, Mabry Benson Structure 13C NMR Structure & 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 2 . β-sitosterol C29H50O 相似度:72.4% Chinese Journal of Natural Medicines 2012 10 0279-0283 Chemical constituents from the stems of Celastrus orbiculatus Jian-Juan LI, Jie YANG, Fang LÜ, Yin-Tao QI, Yan-Qing LIU, Yun SUN, Qiang WANG Structure 13C NMR Structure & 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 3 . β-Sitosterol 相似度:72.4% Asian Journal of Chemistry 2009 21 7138-7142 Phytochemical Studies of Mussaenda hainanensis Merr. KE YUAN, WEN-TAO QIAO and MING-WEN YIN Structure 13C NMR Structure & 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 4 . campesterol 相似度:71.4% Chemical & Pharmaceutical Bulletin 1979 27 38-42 Carbon-13 Nuclear Magnetic Resonance of 24-Substituted Steroids NAOYUKI KOIZUMI,YOSHINORI FUJIMOTO,TORU TAKESHITA and NOBUO IKEKAWA Structure 13C NMR Structure & 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 5 . daucosterol 相似度:71.4% China Journal of Chinese Materia Medica 2002 27 752-754 Studies on the Chemical Constituents in Radix Astilbes Chinensis SUN Hongxiang, YE Yiping, YANG Ke Structure 13C NMR Structure & 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 6 . 24-α-methylcholesterol 相似度:71.4% Journal of Natural Products 1981 Vol 44 7-13 Proof of Structure For 24β-Methylcholesterol in the Alga Coccomyxa elongata by 1H- and 13C-nmr and Mass Spectroscopy William R. Nes, John E. Zarembo Structure 13C NMR Structure & 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 7 . Campesterol 相似度:71.4% Journal of the Chemical Society, Perkin Transactions 1 1992 569-572 Biosynthesis of the 24-methylcholesterols dihydrobrassicasterol and campesterol in cultured cells of Amsonia elliptica: incorporation of [1,2-13C2]acetate and [2-13C,2H3]acetate Shujiro Seo, Atsuko Uomori, Yohko Yoshimura, Ken'ichi Takeda, Hiroshi Noguchi, Yutaka Ebizuka, Ushio Sankawa and Haruo Seto Structure 13C NMR Structure & 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 8 . β-sitosterol 相似度:71.4% Natural Product Sciences 2012 18 183-189 Constituents of Pyrus pyrifolia with Inhibitory Activity on the NO Production and the Expression of iNOS and COX-2 in Macrophages and Microglia Yoo, Ji-Hye; Yang, Ki-Sook Structure 13C NMR Structure & 13C NMR 碳谱模拟图 |
3楼2015-04-25 14:10:09
