An efficient and facile procedure for the synthesis of 4,6-diaryl-2(1H)-pyridones under solvent-free conditions
作者:Liangce Rong、Haiying Wang、Jingwen Shi、Fang Yang、Hao Yao、Shuajiang Tu、Daqing Shi
DOI:10.1002/jhet.5570440641
日期:2007.11
An efficient and convenient method for the preparation of 4,6-diaryl-2(1H)-pyridones by the one-pot reaction of aromatic aldehydes, aromatic ketones and malononitrile, in the presence of sodium hydroxide under solventfree condition is reported. This method has the advantages of good yields, mild reaction conditions, easy workup, inexpensive reagents and being environmentally friendly over the existing
据报道,在无溶剂条件下,在氢氧化钠存在下,通过芳族醛,芳族酮和丙二腈的一锅法反应,可以高效,方便地制备4,6-二芳基-2(1 H)-吡啶酮。该方法的优点是收率高,反应条件温和,后处理容易,试剂便宜且与现有方法相比环境友好。