Sodium periodate efficiently catalyzed the three-component Biginelli reaction of an aldehyde, α β-keto ester or β-keto ketone, and urea or thiourea at room temperature under solvent-free conditions and afforded the corresponding 3,4-dihydropyrimidine-2-(1H)-ones in excellent yields.

中文翻译：

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NaIO 4催化在室温下无溶剂条件下的一锅法合成二氢嘧啶酮

高碘酸钠在室温下无溶剂条件下有效催化醛，αβ-酮酸酯或β-酮酮与尿素或硫脲的三组分Biginelli反应，并提供相应的3,4-二氢嘧啶-2-（ 1H）-具有优异的收率。