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4-氨基吡啶合成方法改进 被引量:9

An Improved Synthesis of 4-Aminopyridine
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摘要 Cyanopyridine was at first catalytically hydrolyzed to give isonicotinamide in the presence of Mg-Fe oxides with yield 92%. 4-Aminopyridine was obtained from isonicotinamide in yield of 83%~85% by Hofmann reaction using iodo-benzene as catalyst. All of the reaction were monitored by TLC and the products were confirmed by IR, NMR and melting point determination. Cyanopyridine was at first catalytically hydrolyzed to give isonicotinamide in the presence of Mg-Fe oxides with yield 92%. 4-Aminopyridine was obtained from isonicotinamide in yield of 83%~85% by Hofmann reaction using iodo-benzene as catalyst. All of the reaction were monitored by TLC and the products were confirmed by IR, NMR and melting point determination.
出处 《应用化学》 CAS CSCD 北大核心 2004年第5期530-531,共2页 Chinese Journal of Applied Chemistry
关键词 甲酰胺基吡啶 氨基吡啶 Hofmann降解 水解 aminopyridine,cyanopyridine,Hofmann reaction,hydrolysis
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