Synthesis of Substituted Pyranopyrazoles under Neat Conditions via a Multicomponent Reaction
作者:Boreddy Reddy、Arasampattu Nagarajan
DOI:10.1055/s-0029-1217526
日期:2009.7
A simple and efficient synthesis of pyranopyrazoles in good yields via a four-component reaction between an aromatic aldehyde, hydrazine hydrate, ethyl acetoacetate and malononitrile under neat conditions is described.
描述了一种简单高效的
吡喃并
吡唑合成方法:在无溶剂条件下,通过芳香醛、
水合
肼、
乙酰乙酸乙酯与
丙二腈的四组分反应,以良好的产率得到目标产物。