A first synthesis of 8- and 8,10-substituted barbiturils and their thio analogues
作者:Vladimir V. Baranov、Aleksandra B. Ivanova、Natal’ya G. Kolotyrkina、Angelina N. Kravchenko
DOI:10.1016/j.mencom.2019.01.032
日期:2019.1
Multicomponent condensations of alkyl(thio)ureas, formaldehyde and (thio)barbituric acids afford new spiro heterocyclic compounds, viz., 8- and 8,10-substituted 2,4,8,10-tetraazaspiro[5.5]undecane-1,3,5,9-tetraones (barbiturils) and their thio analogues.
烷基(硫)脲,甲醛和(硫)巴比妥酸的多组分缩合反应提供了新的螺杂环化合物,即8和8,10-取代的2,4,8,10-四氮杂螺[5.5]十一烷-1,3 ,5,9-丁酮(巴比妥类药物)及其硫代类似物。