HCID 53759317, compound → HCID 12197399, compound

Participants

Reaction Steps

2 Grams of 1-methyl-2-nitro-5-imidazolecarboxaldehyde thiosemicarbazone are added to a solution of 17.1 g. of FeNH4 (SO4)2. 12H2O in 35 ml. of water. The mixture is stirred at 80°-90° C. for 2 hours, and, after cooling, the solid product is collected on the filter and washed with water. The crude compound is crystallized from a mixture of methanol and dimethylformamide. Yield 0.95 g. (48%), m.p. 263°-265° C.

Provenance & Evidence