Vitamin B1 supported on alumina as an efficient heterogeneous catalyst for synthesis of tetrahydro-2,6-dioxopyrimidin-4-yl)-2,3-dihydrophthalazine-1,4-dione derivatives
作者:Asiyeh Biabangard、Hamid Reza Shaterian
DOI:10.1007/s13738-015-0623-y
日期:2015.9
The efficientsynthesis of tetrahydro-2,6-dioxopyrimidin-4-yl)-2,3-dihydrophthalazine-1,4-dione derivatives via four-component reaction of hydrazine hydrate, phthalic anhydride, aromatic aldehydes and barbituric acid using vitamin B1 supported on alumina (VB1-Al2O3) as a heterogeneous catalyst under thermal solvent-free conditions in excellent yields is described.
使用维生素B 1通过水合肼,邻苯二甲酸酐,芳族醛和巴比妥酸的四组分反应有效合成四氢-2,6-二氧嘧啶丁-4-基)-2,3-二氢酞嗪-1,4-二酮衍生物描述了在无热溶剂的条件下以优异的收率负载在氧化铝(VB 1 -Al 2 O 3)上作为非均相催化剂的载体。