Design and Synthesis of Zirconium-Containing Coordination Polymer Based on Unsymmetric Indolyl Dicarboxylic Acid and Catalytic Application on Borrowing Hydrogen Reaction
作者:Xinyu Hu、Haiyan Zhu、Xinxin Sang、Dawei Wang
DOI:10.1002/adsc.201800875
日期:2018.11.16
Catalytic borrowing hydrogen reaction is a very attractive transformation in the field of C‐alkylation reaction. In this work, a new Zr (Zirconium)‐containing coordination polymer containing unsymmetric indolyl dicarboxylic acid 1‐(carboxymethyl)‐1H‐indole‐5‐carboxylic acid (H2CIA) was synthesized by the way of a solvothermal synthetic route and characterized by powder X‐ray diffraction (XRD), scanning
催化借位氢反应是C-烷基化反应领域中一个非常诱人的转变。在这项工作中,一种新的含Zr(锆)的配位聚合物包含不对称的吲哚基二羧酸1-(羧甲基)-1H-吲哚-5-羧酸(H 2CIA)是通过溶剂热合成途径合成的,其特征在于粉末X射线衍射(XRD),扫描电子显微镜(SEM),透射电子显微镜(TEM),氮吸附-脱附,傅立叶变换红外光谱和X-射线光电子能谱(XPS)。在苯甲醇存在下,配位聚合物Zr-CIA被用作苯乙酮衍生物C-烷基化的催化剂。此外,还观察到Zr-CIA催化剂在醇类与醇类的反应中很有效,并且烷基化产物的收率很高。还进行了机理研究以更好地理解催化剂和转化。同时,Zr-CIA至少可重复使用五次,而活性和选择性均不会显着下降。