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???鵽23????????(???????????ο?) 1 . 1H-pyrrole-2,5-diacarboxylic acid ?????:66.6% Phytochemistry 1992 31 3669-3670 Two pyrrole acids from Berberis koreana Daniela Košt̀??lov??, V??ra Hrochov??, V??clav Suchy, Miloš Bud??š??nsky, Karel Ubik Structure 13C NMR ??????? 2 . pyrocatechol ?????:66.6% Chinese Pharmaceutical Journal 2011 46 496-499 Study on Chemical Constituents of Aquilegia yabeana Kitag FENG Wei-sheng, SU Fang-yi, ZHENG Xiao-ke, LI Yuan-jing Structure 13C NMR ??????? 3 . 4-chloro-1H-pyrazole-3-carboxylic acid ?????:66.6% Tetrahedron 2013 69 257-263 Pyrazole-3/5-carboxylic acids from 3/5-trifluoromethyl NH-pyrazoles Mikhail S. Ermolenko, Sandrine Guillou, Yves L. Janin Structure 13C NMR ??????? 4 . 4-chloro-1H-pyrazole-3-carboxylic acid ?????:66.6% Journal of Heterocyclic Chemistry 2013 50 1410-1414 Preparations of 4-Substituted 3-Carboxypyrazoles Yves L. 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Adisa, A. Abass Khan, I. Oladosu, A. Ajaz, M.I. Choudhary, O.O. Olorunsogo and A. Ur Rahman Structure 13C NMR ??????? 19 . 2-Bromo-1,3-dihydroxyimidazolium bromide C3H4Br2N2O2 ?????:50% Zeitschrift f??r Naturforschung B 2012 67 354-358 Bromination of 1-Hydroxyimidazoles. Synthesis and Crystal Structures Gerhard Laus, Klaus Wurst, Volker Kahlenberg, and Herwig Schottenberger Structure 13C NMR ??????? 20 . 4,4'-dihydroxy-Z-stilbene ?????:50% Chinese Traditional and Herbal Drugs 2013 44 2493-2497 Chemical constituents of Swertia macrosperma ZHAO Sheng-kui, PU Jie, CHEN Yong-dui, LI Shang-xiu, ZHU Yong-xian, LI Gan-peng* Structure 13C NMR ??????? 21 . 4,4'-dihydroxy-E-stilbene ?????:50% Chinese Traditional and Herbal Drugs 2013 44 2493-2497 Chemical constituents of Swertia macrosperma ZHAO Sheng-kui, PU Jie, CHEN Yong-dui, LI Shang-xiu, ZHU Yong-xian, LI Gan-peng* Structure 13C NMR ??????? 22 . compound 16 ?????:50% Magnetic Resonance in Chemistry 1989 27 815-822 Structure of and electronic interactions in aromatic polyvalent iodine compounds: A 13C NMR study Alan R. Katritzky, John K. Gallos and H. Dupont Durst Structure 13C NMR ??????? 23 . 1,4-dihydroxybenzene ?????:50% Chinese Traditional and Herbal Drugs 2014 45 2303-2306 Chemical constituents from active fraction in pericarps of Juglans mandshurica ZHOU Yuan-yuan, LIU Zhao-xi, MENG Ying, JIANG Yan-qiu, YANG Bing-you Structure 13C NMR ??????? |
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