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报道了一种以丙酮醛、甲醛、氨为原料，在硫酸铵存在下合成４－甲基咪唑的改进方法，具有操作简便、产品纯度高等优点，并用元素分析，红外光谱对产物进行了鉴定。
An improved method of synthesizing 4-methylimidazole with acetone, formaldehyde and ammonia as raw materials in the presence of ammonium sulfate is reported. The method has the advantages of simple operation and high product purity. The product was identified by elemental analysis and infrared spectroscopy.