以醛、乙酰乙酸乙酯及碳酸氢铵为原料,研磨一步合成1,4-二氢吡啶衍生物,该方法具有快速、简便、环境友好等特点。
A series of 1,4-dihydropyridines were synthesized by grinding reaetion of aldehydes,ethyl acetoaeetate and ammonium bicarbonate under solvent-free condition. The method has the advantages of simple, rapid and environment friendly.