HCID 178492967, compound → HCID 178492966, compound

Participants

Reaction Steps

6-Chloro-7-methoxy-2-(4-nitrophenyl)-3H-imidazo[4,5-b]pyridine (0.56 g, 1.8 mmol) was dissolved in methanol (30 ml). (NH4)2S (20% in water, 5 ml, 15 mmol) was added and the mixture was heated to reflux for 5 h. The methanol was removed under reduced pressure and the resulting precipitate was filtered off and washed with ice-cold water giving 0.486 g (96%) of the subtitle compound.

Provenance & Evidence