吲哚-3-乙醛酸甲酯和3-吲哚乙腈在碱存在下,以烷基卤或硫酸烷基酯为亲电试剂进行N-烷基化反应,合成了6种新的N-烷基化吲哚化合物.研究了吲哚化合物及烷基化试剂的结构、溶剂和碱对N-烷基化反应的影响.具有强吸电子取代基的吲哚-3-乙醛酸甲酯使用弱碱Cs2CO3,在室温就可顺利进行烷基化反应,产率达到93%;而具有较弱吸电子取代基的3-吲哚乙腈,需要使用强碱NaH才能进行烷基化反应.
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