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合成了３个新的烷基噻唑偶氮试剂，经元素分析和红外吸收光谱确定了它们的结构。探讨了试剂与８种金属离子的显色反应特性。
Three new alkyl thiazole azo reagents were synthesized and their structures were confirmed by elemental analysis and infrared absorption spectroscopy. The color reaction characteristics of reagents and eight kinds of metal ions were discussed.