Acetonitrile → HCID 18973079, compound

Participants

Reaction Steps

The title compound was prepared from 3-benzoyl-5-chloro-4-azaoxindole (Example 32) according to the procedure of Example 25, using 3-benzoyl-5-chloro-4-azaoxindole (2.73 g, 10.0 mmol), N-chlorosulfonyl isocyanate (1.3 mL, 15 mmol) and acetonitrile (80 mL). The reaction time was 20 hours. The crude N-chlorosulfonyl carboxamide was hydrolyzed by stirring in DMSO (15 mL) for 20 hours. The crude product was recrystallized from acetic acid and washed with methanol. Yield: 0.36 g (11%).

Provenance & Evidence