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meitianyxs木蟲 (正式寫手)
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[求助]
維普求助m-58 已有1人參與
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| 13C NMR (101 MHz, MeOD) δ: 56.1, 56.1, 107.0, 107.0, 157.6, 157.6, 187.7, 187.7. |
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至尊木蟲 (文壇精英)
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【答案】應(yīng)助回帖
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感謝參與，應(yīng)助指數(shù) +1
meitianyxs: 金幣+20, ★★★★★最佳答案 2014-12-21 15:20:10
感謝參與，應(yīng)助指數(shù) +1
meitianyxs: 金幣+20, ★★★★★最佳答案 2014-12-21 15:20:10
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1 . compound 3 C8H8O4 ?????:87.5% Bioscience, Biotechnology, and Biochemistry 1994 58 2073-2074 Isolation of 2, 6-Dimethoxy 1, 4-Benzoquinone from Hydrangea (Hydrangea macrophylla Seringe var. otaksa Makino) and Its Deodorant Activity against Methyl Mercaptan Atsuko Harasawa, Ayumi Tagashira Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 2 . 2,6-dimethoxy-p-benzoquinone C8H8O4 ?????:87.5% Acta Scientiarum Naturalium Universitatis Sunyatseni 2003 42(2) 52-55 The Chemical Constituents of Heliicteres angustifolia Linn. GUO Xin-dong, AN Lin-kin, XI Di, MA Lin, GU Lian-quan Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 3 . 2,6-???????????? ?????:75% China Journal of Chinese Materia Medica 2006 31 1118-1119 ???滯??????о? ?????, ?? ??, ??α?, ?????, ?? ?? Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 4 . 2,5-dimethoxy-1,4-benzoquinone ?????:75% Chinese Traditional and Herbal Drugs 1994 25 344-346+390 Studies on the Chemical Constituents of the Stems and Leaves of Thunberg Fritillary (Fritillaria thunbergii) Yan Mingming; Jin Xiangqun; Xu Dongming(Jilin provincial Institute of Trad itional Chinese Medicine and Materia Medica; Changchun); Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 5 . 2,6-dimethoxy-1,4-benzoquinone ?????:62.5% Journal of the Chinese Chemical Society 1995 42 93-95 Chemical Components from Triumfetta bartramia ??禮??(Li-Kang Ho);??????(Chiann-Rong Chang);??????(Yuan-Shiun Chang) Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 6 . compound 6 ?????:54.5% Magnetic Resonance in Chemistry 1989 27 1178-1181 13C NMR chemical shifts of the carbon atoms of the methoxymethyl group of di-ortho-substituted aromatic methoxymethyl ethers Teodoro S. Kaufman, Robert D. Sindelar and Alex R. J??rgens Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 7 . 2,5-Dimethoxybenzoquinone C8H8O4 ?????:50% Acta Botanica Yunnanica 2000 22(3) 365-367 Phenolic Constituents from Manglietia crassipes CHENG Yong-Xian,ZHOU Jun ,DING Zhong-Tao Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 8 . 2,6 2Dimethox ybenzoquinone ?????:50% Journal of Chinese Pharmaceutical Sciences 1998 7 25-45 Studies on Chemical Constituents of Dendrobium chryseum Guo XiangMa , Tian-Shan Wang, Li Yin , Yang Pan , Guo-Jun Xu and Luo-Shan Xu Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 9 . 2,6-dimethoxy-p-benzoquinone ?????:50% Natural Product Research 1996 9 153-159 Biochemical Synthesis of 2,6-Dimethoxy-Para- Benzoquinone - A Haustorial Stimulant of Striga Asiatica (L.) Kuntze Elsbeth Frick; Dietrich Frahne; Klaus Wegmann Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 10 . 2,6-dimethoxy-1,4-benzoquinone ?????:50% China Journal of Chinese Materia Medica 2008 33 1415-1417 Chemica constituents of aerial part of Acalypha australis WANG Xiaolan , YU Kaibei, PENG Shulin Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 11 . 4,5-dimethoxy-1,2-benzoquinone ?????:50% China Journal of Chinese Materia Medica 2007 32 1416-1418 Studies on chemical constituents of Helwingia Chinensis YANG Juan, LOU Fangming, NIU Yukun Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 12 . 2,6-dimethoxy-1,4-benzoquinone ?????:50% China Journal of Chinese Materia Medica 2006 31 1689-1691 Chemical constituents in root of Zanthoxylum nitidum HU Jiang, ZHANG Weidong, LIU Runhui, ZHANG Chuan, SHEN Yunheng, XU Xike, LIANG Mingjin, LI Huiliang Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 13 . 2,3-dimethoxy-l,4-benzoquinone ?????:50% Journal of Natural Products 1993 Vol 56 1700 Defensive Secretion of the Millipede Floridobolus penneri Athula B. Attygalle, Shang-Cheng Xu, Jerrold Meinwald, Thomas Eisner Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 14 . 2,5-dimethoxy-p-benzoquinone ?????:50% Acta Pharmaceutica Sinica 2000 Vol 35 124-127 STUDIES ON THE CHEMICAL CONSTITUENTS OF XANTHOCERAS SORBIFOLIA BUNGE Zhang Wenxia and Bao Wenfang Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 15 . Methyl 2,6-dihydroxybenzoate ?????:50% Zeitschrift f??r Naturforschung B 2004 59b 829-835 Hydroxy-Methoxybenzoic Methyl Esters: Synthesis and Antifeedant Activity on the Pine Weevil, Hylobius abietis Sacha Legrand, Göran Nordlander, Henrik Nordenhem, Anna-Karin Borg-Karlson, and C. Rikard Unelius Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 16 . N-chloromethyl-3-methoxypyrid-2(1H)-one C7H8ClNO2 ?????:50% Journal of Heterocyclic Chemistry 2007 44 951-960 Synthesis and photophysical properties of N-styrylazinones Su-Dong Cho,Jaeyoung Hwang,Ho-Kyun Kim,Heung-Sup Yim,Jeum-Jong Kim,Sang-Gyeong Lee and Yong-Jin Yoon Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 17 . 2,6-dimethoxy-1,4-benzoquinone ?????:50% China Journal of Chinese Materia Medica 2010 35 1261-1271 Chemical constituents of stems and branches of Adina polycephala ZHANG Yanling; GAN Maoluo; LI Shuai; WANG Sujuan; ZHU Chenggen; YANG Yongchun; HU Jinfeng; CHEN Naihong; SHI Jiangong Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 18 . Compound 11 ?????:50% Magnetic Resonance in Chemistry 2008 46 299-305 1H and 13C NMR data of benzylsulfonic acids??model compounds for lignosulfonate (pages 299?C305) Bjart F. Lutnaes, Bernt O. Myrvold, Rolf A. Lauten and Molla M. Endeshaw Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 19 . 2,6-dimethoxybenzoquinone ?????:50% Chinese Traditional and Herbal Drugs 2010 41 863-866 Chemical constituents in stems of Schima superba XU Wen; ZHOU Guang-xiong; DAI Yi; YAO Xin-sheng Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 20 . 2,6-???????????? ?????:50% Chinese Traditional and Herbal Drugs 2009 40 1031-1033 ???????????о? ???;???緒;???;?????? Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 21 . 2,6-Dimethoxy-1,4-benzoquinone ?????:50% Archives of Pharmacal Research 2001 24 312-315 Phytochemical constituents of Artemisia stolonifera Hak Cheol Kwon, Sang Un Choi and Kang Ro Lee Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 22 . 2,6-Dimethoxy-p-hydroquinone ?????:50% Archives of Pharmacal Research 2006 29 1086-1090 Cytotoxic phenolic constituents of Acer tegmentosum maxim Ki Myun Park, Min Cheol Yang, Kyu Ha Lee, Kyung Ran Kim and Sang Un Choi, et al. Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 23 . 1,3,6,8-tetramethoxynaphthalene C14H16O4 ?????:50% Tetrahedron Letters 2005 46 7619-7621 A metalation strategy for the construction of functionalized naphthalenes: the first synthesis of guieranone A Malcolm W.B. McCulloch, Russell A. Barrow Structure 13C NMR Structure & 13C NMR ??????? -------------------------------------------------------------------------------- 24 . 3,5-dihydroxytoluene ?????:50% Chinese Pharmaceutical Journal 2008 43 489-491 Study on Phenolic Constituents from Lichen Lobaria yunnanensis Yoshim ZHANG Hai-juan, SUN Li-yan, CHEN Cong-hao, LOU Hong-xiang Structure 13C NMR Structure & 13C NMR ??????? |
2樓2014-12-21 14:06:14
meitianyxs
木蟲 (正式寫手)
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3樓2014-12-21 15:20:15
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