烟酸合成工艺最新进展  

New Progress in Synthesis of Niacin

作　　者：王留成[1] 宋成盈[1] 赵建宏[1] 徐海升[1] 

机构地区：[1]郑州大学化工学院,河南郑州450002

出　　处：《精细与专用化学品》2004年第10期9-10,25,共3页Fine and Specialty Chemicals

摘　　要：本文介绍了 3 甲基吡啶直接电氧化合成烟酸的新工艺。直接电氧化工艺具有反应条件温和、基本无三废排放、投资少、产品成本低、质量稳定等优点 ,产品收率达 70 % ,电流效率大于 5 0 %。In this paper, the recent advance on electrochemical technology for synthesis of niacin directly based on 3-methylpyridine is introduced, the direct electrochemical technology features a lot of advantages such as mild reaction conditions, fewer wastes, less investment, low cost and obtained products with constant quality. The yield of niacin has reached 70% and the current efficiency is as high as 50%.

关 键 词：烟酸合成工艺 3-甲基吡啶 电氧化合成技术 维生素B 医药中间体 

分 类 号：TQ25[化学工程—有机化工]