通过乙酸1-(2-二苯膦基二茂铁基)-乙基醋和二甘醇反应,制得新的醚基他的二茂铁基膦配体2-二苯膦基二茂铁基-乙基-5-羟基-3-氧杂戊醚(产率77％),其结构经1HNMR、13C NMR、31P NMR及MS鉴定.初步研究发现,该醚基化的二茂铁基膦可作为支持配体应用于钯催他的Suzuki反应中,可催亿溴代劳烃及带吸电子基的氯代芳烃与苯基硼酸偶联反应制得相应的联芳烃.催化反应数据表明,配体中的醚氧与Pd中心的配位作用对提高该Pd催化剂的催化性能有一定贡献.
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