Dicyclopentadiene Hydroformylation in an Aqueous/Organic Two Phase System in the Presence of a Cationic Surfactant
作者:Xiaodong PI、Yafen ZHOU、Limei ZHOU、Maolin YUAN、Ruixiang LI、Haiyan FU、Hua CHEN
DOI:10.1016/s1872-2067(10)60182-9
日期:2011.1
hydroformylation catalyzed by the water soluble rhodium complex RhCl(CO)(TPPTS)2 (TPPTS: P(m-C6H4SO3Na)3) was studied in an aqueous/organic two phase system containing a cationic surfactant. The effects of various reaction parameters such as reaction temperature, catalyst concentration, water soluble phosphine TPPTS or TPPDS (C6H5P(m-C6H4SO3Na)2), and surfactant structure were examined. The catalytic activity
在含有阳离子表面活性剂的水/有机两相系统中研究了由水溶性铑配合物 RhCl(CO)(TPPTS)2 (TPPTS: P(m-C6H4SO3Na)3) 催化的双环戊二烯 (DCPD) 加氢甲酰化。考察了反应温度、催化剂浓度、水溶性膦 TPPTS 或 TPPDS (C6H5P(m-C6H4SO3Na)2) 和表面活性剂结构等各种反应参数的影响。配体 TPPTS 的催化活性优于 TPPDS。加入阳离子表面活性剂 C16H33N(CH3)2CnH2n+1 Br(n = 1, 8, 12, 16) 可以加速反应,但随着 n 值的增加,加速效果减弱。在表面活性剂的存在下,DCPD 转化率最初增加,然后随着铑浓度在 0.05-5.00 mmol/L 范围内增加而降低。