Hydrochloric Acid → 1-Methyl-2-nitro-1H-imidazole-5-methanol

참여 물질

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반응 단계

To a solution of 1.55 g. of 1-methyl-2-nitro-5-imidazolecarboxaldehyde in 200 ml. of ethanol, a solution of 1.9 g. of NaBH4 in 150 ml. of ethanol is added at about -4° C. After stirring for 15 minutes at 0° C., the excess of NaBH4 is decomposed with 10% hydrochloric acid and the reaction mixture is filtered. the residue, which is obtained by evaporation of the filtrate, is crystallized from acetone and yield 1 g. of the title product which melts at 142°-144° C.

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