反应详情

The title compound was prepared by following procedure as described for step-2 of Intermediate-26 by using 2-chloro-5-(N-cyclopropylsulfamoyl)benzoic acid (3.0 g, 10.0 mmol), DCM (30 mL), oxalyl chloride, ammonia gas (1.2 mL, 13.0 mmol), DMF (2-3 drop) and THF (40 mL) to afford 2.500 g of the desired product. 1H NMR (300 MHz, DMSO d6): δ 0.41 (m, 2H), 0.47-0.51 (m, 2H), 2.12 (m, 2H), 7.74-7.82 (m, 4H), 8.11 (br s, 2H); MS (m/z): 273.00 (M−H)−.

1. customThe title compound was prepared