Hydrochloric Acid → HCID 21501418, compound

Participants

Reaction Steps

To an ice-cooled solution of 4-bromo-2-chloro-1-naphthylamine (25.7 g) in water (60 ml) and concd. hydrochloric acid (30 ml) was added a solution of sodium nitrite (8.4 g) in water (16 ml) at 0°-5° C. The diazonium solution was stirred at same temperature an hour. There was added to it an ice-cooled solution of cuprous chloride (11 g) in concd. hydrochloric acid (60 ml). After stirring at 0°-5° C for 2 hrs., the mixture was warmed to room temperature. The brown percipitate was collected, washed with cold water, dried, and crystallized from EtOH to give colorless crystals (14.7 g, 75 %) of mp 84°-86° C.

Provenance & Evidence