HCID 22347460, compound → HCID 22557541, compound

Participants

Reaction Steps

From 960 mg (3.00 mmol) of 3-benzyloxycarbonylamino-4-methylbenzenesulfonamide and 1.14 g (3.00 mmol) of 4-chloro-2-N-phenoxycarbonylanthranilic acid benzylester in a similar manner to Preparation Example 8, 1.14 g (yield 62%) of 2-{[(3-benzyloxycarbonylamino-4-methylbenzenesulfonylamino)carbonyl]amino}-4-chlorobenzoic acid benzylester (property: colorless amorphous, PMR (δppm, DMSO-d6): 2.30 (3H, s), 5.17 (2H, s), 5.36 (2H, s), 7.20 (1H, dd), 7.33-7.48 (11H, m), 7.63 (1H, d), 7.97 (1H, d), 8.11 (1H, s), 8.25 (1H, s), 9.27 (1H, s), 10.30 (1H, s), 12.20 (1H, br)) was obtained.

Provenance & Evidence