Triethylamine → N-Hydroxy-1-methyl-1H-imidazole-2-carboximidamide

関与物質

反応手順

1-Methyl-2-cyanoimidazole (0.85 g, 8.0 mmol) (J. Chem. Soc. Perkin Trans. I 1994, 239) was dissolved in methanol (20 mL), then hydroxylamine hydrochloride (0.66 g, 9.6 mmol) and triethylamine (1.3 mL, 9.6 mmol) were added and the mixture was stirred at room temperature for 1 hour. The mixture was chilled in an ice-bath, then the solid was collected by filtration, washed with methanol and dried to give the title compound as a white crystalline solid which was contaminated with triethylamine hydrochloride (0.90 g).

情報源と証拠