4-甲基吡啶合成4-甲基哌啶用Ru-Pt/C催化剂的催化加氢性能  

Behaviors of Ru-Pt/C catalyst for synthesis of 4-methylpiperidine from 4-methylpyridine

作　　者：翟康 王昭文 张磊 方礼理 谢祥 万克柔 李岳锋 Zhai Kang;Wang Zhaowen;Zhang Lei;Fang Lili;Xie Xiang;Wan Kerou;Li Yuefeng(Kaili Catalysts&New Materials Co.,Ltd.,Xi’an 710201,Shaanxi,China;Shaanxi Provincial Engineering Research Center of Noble Metal Catalysts,Xi’an 710201,Shaanxi,China;Shaanxi Provincial Key Laboratory of Catalytic Materials and Technology,Xi’an 710201,Shaanxi,China)

机构地区：[1]西安凯立新材料股份有限公司,陕西西安710201 [2]陕西省贵金属催化剂工程研究中心,陕西西安710201 [3]陕西省催化材料与技术重点实验室,陕西西安710201

出　　处：《工业催化》2021年第11期36-39,共4页Industrial Catalysis

摘　　要：以4-甲基吡啶为原料催化加氢合成4-甲基哌啶属于含氮杂环双键加氢反应。研究其在Ru-Pt/C催化剂作用下的反应性能。用浸渍法制备Ru-Pt/C催化剂,并对其进行表征和分析。考察制备的Ru-Pt/C催化剂在4-甲基吡啶催化加氢反应中的性能,结果发现,采用Ru与Pt质量比为3∶2的Ru-Pt/C催化剂,在反应压力2.5 MPa、反应温度90℃、投料比为0.5%时,4-甲基吡啶加氢反应性能最佳。Hydrogenation of 4-methylpyridine to 4-methylpiperidine,a hydrogenation reaction of nitrogen-containing heterocyclic double bonds,was studied over Ru-Pt/C catalyst.Ru-Pt/C catalyst was prepared by impregnation methodand characterized and analyzed.Behaviors of the Ru-Pt/C catalyst for hydrogenation of 4-methylpyridine was investigated.Optimal behaviors for 4-methylpyridine hydrogenation was attained under Ru-Pt ratio of 3∶2,reaction pressure of 2.5 MPa,reaction temperature of 90℃ and feed ratio of 0.5%.

关 键 词：精细化学工程 4-甲基吡啶 催化加氢 Ru-Pt/C催化剂 4-甲基哌啶 

分 类 号：O643.36[理学—物理化学] TQ426.94[理学—化学]