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检索条件"主题词=Pyridinium ylide"
3 条 记 录,以下是1-10 订阅
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Stereoselective Synthesis of Polysubstituted Cyclopropanes from Poly(ethylene glycol) Supported pyridinium ylide
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Chemical Research in Chinese Universities 2011年 第6期27卷 984-987页
作者: ZHAO Pan LU Cui-fen YANG Gui-chun CHEN Zu-xing DONG Nian-guo SHI Jia-wei Key Laboratory for the Synthesis and Application of Organic Functional Molecules Ministry of Education College of Chemistry and Chemical Engineering Hubei University Wuhan 430000 P. R. China Department of Cardiovarscular Surgery Union Hospital Tongji Medical College Huazhong Science and Technology University Wuhan 430072 P. R. China
Polysubstituted cyclopropanes were efficiently prepared with poly(ethylene glycol)(PEG) as soluble support. The reaction of PEG-supported pyridinium ylide with arylidenemalononitrile(R=CN) or ethyl arylidenecyan... 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
Oxidant Promoted 1,3-Dipolar Cycloaddition of pyridinium ylides to Chalcones for Preparation of 1-Benzoyl-2-arylindolizines
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Chinese Journal of Chemistry 2006年 第2期24卷 279-281页
作者: 王炳祥 刘玮炜 何婷 胡宏纹 Department of Chemistry Nanjing University Nanjing Jiangsu 210093 China College of Chemistry and Environment Science Nanjing Normal University Nanjing Jiangsu 210097 China Jiangsu Research Center of Biomedical Functional Materials Engineering Nanjing Jiangsu 210097 China
The derivatives of 1-benzoyl-2-arylindolizine were prepared in moderate yields of 41%-78% by CrO3/Et3N promoted 1,3-dipolar cycloaddition of pyridinium N-ylides and chalcones. Under the same conditions, CrO3/Et3N prom... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Diastereoselective Synthesis of 1,10-Dihydropyrrolo [ 1,2-a] [1,10]phenanthroline Derivatives via 1,3-Dipolar Cycloaddition Reaction
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Chemical Research in Chinese Universities 2013年 第6期29卷 1089-1093页
作者: LIU Zhen-ming FANG Jun YAN Chao-guo Analysis and Test Center Yangzhou University Yangzhou 225002 P.R.China College of Chemistry & Chemical Engineering Yangzhou University Yangzhou 225002 P.R.China
The functionalized 1,10-dihydropyrrolo[1,2-a][1,10]phenanthroline derivatives were synthesized in good yields and with high diastereoselectivity by 1,3-dipolar cycloaddition reactions of N-phenacylphenanthrolinium bro... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论