Thionyl Chloride → 2-Methyl-1,3-thiazole-4-carbonyl chloride

참여 물질

반응 조건

반응 단계

To 2-methyl-1,3-thiazole-4-carboxylic acid (1 g) was added thionyl chloride (5 ml). The mixture was heated at 80° C. for 8 h. Thionyl chloride (5 ml) was added and the mixture heated for 2 h at 80° C. Further thionyl chloride (5 ml) was added and the mixture heated for 2 h. The mixture was concentrated in vacuo and azeotroped with toluene to give the title compound (1.12 g) as a brown solid

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