Ammonia → HCID 15662331, compound

Participants

Reaction Steps

2-(Acetoxyacetylamino)-5,6-dimethylbenzothiazole (4.2 g) prepared in Example 6 is dissolved in methanol (200 ml) and thereto is added 28% aqueous ammonia (20 ml) and the mixture is stirred at room temperature for 1 hour. The solvent is distilled off and the resulting solids are washed with water, dried and recrystallized from ethanol to give the title compound (3.2 g) having the following physical properties.

Provenance & Evidence