摘要 : An efficient, solid-catalyst-mediated Hantzsch synthesis of 1,4-dihydropyridines is described. This procedure has such advantages as short reaction time, high yields, and simple workup. The catalyst could be reused several times a... 展开 An efficient, solid-catalyst-mediated Hantzsch synthesis of 1,4-dihydropyridines is described. This procedure has such advantages as short reaction time, high yields, and simple workup. The catalyst could be reused several times and keeps its initial activity in the subsequent reactions. 收起