Benzenesulfonamide → HCID 15341382, compound

Participants

Reaction Steps

A solution of 4.85 g of 4-(1,4-benzodioxan-6-yl)-1,2-dihydro-1-(3,4-methylenedioxybenzyl)-2-oxobenzofuro-[3,2-b]pyridine-3-carboxylic acid and 0.2 g of dimethylaminopyridine in 50 ml of pyridine is treated with 5 ml of thionyl chloride and 1.57 g of phenylsulfonamide. The mixture is stirred for 10 hours and worked up in the customary manner, and 4-(1,4-benzodioxan-6-yl)-1,2-dihydro-1-(3,4-methylenedioxybenzyl)-2-oxo-3-(phenylsulfonamidocarbonyl)benzofuro[3,2-b]pyridine is obtained.

Provenance & Evidence