反应详情

A mixture of 0.250 g. of 1-methyl-2-nitro-5-imidazolecarboxaldehyde, 0.150 g. of N-methylhydroxylamine hydrochloride and 0.150 g. of sodium bicarbonate is refluxed in 80 ml. of anhydrous ethanol for 2 hours and after filtration is concentrated to small volume. The title compound crystallizes on cooling. Yield: 0.24 g. m.p. 208° -209° C.

1. additionA mixture of 0.250 g
2. filtrationafter filtration
3. concentrationis concentrated to small volume
4. customThe title compound crystallizes
5. temperatureon cooling