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检索条件"主题词=H-1-NMR"
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The Synthesis of 7-[1-Aza-2-(dimethylamino)vinyl]-4-methylhydroquinolin-2-ones and their Isomerism in Different Solvents
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Chinese Chemical Letters 2001年 第1期12卷 11-14页
作者: Qian ZhANG Ying ChEN Yun hong ZhENG Wan Yun ShENG Peng XIAYi XIA Zheng Yu YANG Kuo hsiung LEE Department of Organic Chemistry The School of PharmacyShanghai Medical University138 Yi Xue Yuan RoadShanghai 200032 Natural Products Laboratory Schoolof PharmacyUniversity of North CarolinaChapel HillNC 27599USA
The reaction of 7-amino-4-methyl-2(1h)-quinolone 1 and its 6-methyl derivative 2 with Vilsmeier reagent (DMF and POCl3) afforded 7-[1-aza-2-(dimethylamino)vinyl]-4-methyl-hydroquinolin-2-one 3 and 7-[1-aza-2-(dimethyl... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
The Characterization of Comblike Polymer Electrolyte by Means of nmr
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Chinese Chemical Letters 2000年 第1期11卷 75-78页
作者: Zi Jiang JIANG Li QI( Chang Chun Institute of Applied Chemistry, Chinese Academy of Sciences, National Analytical Research Center of Electrochemistry and Spectroscopy, Chang Chun 130022) Chang Chun Inst. of Appl. Chemistry Chinese Academy of Sciences Natl. Analyt. Res. Ctr. E. Chang Chun 130022 China
The comblike polymers based on poly (styrene-co-maleic anhydride) backbone with poly (ethylene glycol) methyl ether as side chains were synthesized and characterized by h-1 nmr. with the result compared with that of 1... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论