Acid−Base Hydrolytic Chemistry Route to Thin Films Containing Terminal Donor Ligands and Organometallic Complexes for Heterogenization of Metal Complex Catalysis
作者:Maria G. L. Petrucci、Ashok K. Kakkar
DOI:10.1021/om970923b
日期:1998.4.1
acid−base hydrolysis with HO−(CH2)n−XR2 (n = 3, X = N, R = C2H5; n = 3, X = P, R = C6H5; n = 4, X = P, R = C2H5), HO−C6H4−XR2 (X = P, R = C6H5; X = N, R = C2H5), and HO−CH(CH3)−(CH2)3−N(C2H5)2 at ambient temperature, yield thin films containing terminal phosphine and amine donor ligands. These ligands are then used to covalently anchor organometallic complexes of Ni(0), Rh(I), Ru(II), and Pd(0) via bridge-splitting
根据R”的水解的一般合成方法3的Si-NR 2与含有酸性质子,来构造上的无机氧化物的表面供体配体随后被用来支持多种的有机金属络合物的薄膜的有机化合物被报告。二氧化硅,玻璃,石英和单晶硅上的表面羟基与SiCl 4,然后与NEt 2 H反应,得到表面锚定的Si-NEt 2部分,该部分在用HO-(CH)进行简单的酸碱水解后2)n -XR 2(n = 3,X = N,R = C 2 H 5 ; n= 3,X = P,R = C 6 H 5;n = 4,X = P,R = C 2 H 5),HO-C 6 H 4 -XR 2(X = P,R = C 6 H 5; X = N,R = C 2 H 5),和HO-CH(CH 3)-(CH 2)3 -N(C 2 H 5)2在环境温度下,产生包含末端膦和胺供体配体的薄膜。这些配体然后用于通过桥拆分或配体置换反应共价锚定Ni(0),Rh(I),Ru(II)和Pd