Chlorosulfonyl isocyanate → HCID 18973100, compound

Participants

Reaction Steps

The title compound was prepared from 3-benzoyl-6-chloro-4-azaoxindole (Example 14) according to the procedure of Example 2C, using 3-benzoyl-6-chloro-4-azaoxindole (500 mg, 1.83 mmol), N-chlorosulfonyl isocyanate (0.24 mL), 2.76 mmol) and acetonitrile (20 mL). The crude product was recrystallized from acetonitrile/chloroform. Yield: 121 mg (21%).

Provenance & Evidence