Butyryl chloride → HCID 19364933, compound

Participants

Reaction Steps

10-fluoro-2-hydroxy-5-(3-pyridylmethyl)-4H-pyrido[3,2,1-jk]carbazole-4-one (150 mg) produced in Example 236 was suspended in pyridine (12 ml), and n-butyryl chloride (74 μl) was added dropwise to the suspension in an ice bath. After stirring for 50 minutes, the solvent was evaporated under reduced pressure. The residue was washed with ether to obtain the title compound (126 mg, 70%).

Provenance & Evidence