摘要
对Mn(Ⅲ)-Salen型模拟酶仿生催化剂的合成及催化氧化活性进行了相关的研究.以取代水杨醛和二胺类为原料,合成制备了4种Salen型仿生催化剂,用IR、UV等测试方法对Salen型催化剂的化学结构进行表征,并对以氧气为氧化剂的苯乙烯催化氧化制备苯甲醛反应的氧化选择性进行了初步的探索.实验结果表明:Mn(Ⅲ)Cl2-Salen型仿生催化剂具有良好的氧化选择性,其苯甲醛氧化选择性可达87%.
Synthesis of hiomimetic calatyst-manganese(Ⅲ) salen complex and its catalytic oxidation chemistry are studied. Four Salen-type catalysts are prepared by condensation salicylaldehyde or its derivatives with diamine and characterized using IR and UV techniques. The selective oxidation of styrene to benzaldehyde with these catalysts is also reported. The resuhs show that catalyst of Mn ( Ⅲ ) Cl2-Salen has good selectivity (87%).
出处
《上海大学学报(自然科学版)》
CAS
CSCD
北大核心
2006年第5期516-519,共4页
Journal of Shanghai University:Natural Science Edition
关键词
仿生催化剂
苯乙烯氧化
催化剂选择性
biomimetic-catalyst
styrene oxidation
selectivity of catalyst