Microwave-Assisted and Iodine-Catalyzed Synthesis of Dihydropyrimidin-2-thiones via Biginelli Reaction Under Solvent-Free Conditions
作者:Qingjian Liu、Ning Pan、Jiehua Xu、Wenwen Zhang、Fanpeng Kong
DOI:10.1080/00397911.2011.593289
日期:2013.1.1
Abstract Microwave-assisted synthesis of 3,4-dihydropyrimidin-2-thiones via Biginelli reaction from aldehydes, acetoacetates, and thiourea in the presence of iodine under solvent-free conditions has been accomplished in good yields and purity without chromatographic separation. GRAPHICAL ABSTRACT
摘要 在无溶剂条件下,在碘存在下,醛、乙酰乙酸酯和硫脲通过 Biginelli 反应合成 3,4-二氢嘧啶-2-硫酮,以良好的收率和纯度完成,无需色谱分离。图形概要