Water → N-(1-Methyl-1H-benzimidazol-2-yl)-4-(3-phenyl-1,2,4-thiadiazol-5-yl)piperazine-1-carboxamide

関与物質

反応手順

A mixed solution of 2,2,2-trichloroethyl (1-methyl-1H-benzimidazol-2-yl)carbamate (238 mg, 0.738 mmol), 1-(3-phenyl-1,2,4-thiadiazol-5-yl)piperazine (200 mg, 0.812 mmol) and diisopropylethylamine (0.129 ml, 0.738 mmol) in dimethyl sulfoxide (2.5 ml) was stirred at 70° C. for 3 hours. Water was poured to the reaction mixture, and 145 mg (46.8%) of the desired product as a solid was separated by filtration.

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