HCID 15524163, compound → HCID 9906468, compound

Participants

Reaction Steps

3.5 g (12.9 mmol) of 3-t-butoxycarbonylaminobenzenesulfonamide and 3.9 g (12.8 mmol) of methyl 4-chloro-2-N-phenoxycarbonylanthranilate were treated in the same way as in Preparation Example 7 to obtain 2.2 g (yield 49%: 4 steps) of the above-identified compound. Properties: colorless crystal, Melting point: >200° C. (decomposition), PMR (δ ppm, DMSO-d6): 5.72 (2H, s), 6.87 (1H, d), 7.12 (1H, s), 7.23-7.27 (2H, m), 7.33 (1H, s), 7.86 (1H, d), 11.61 (1H, s).

Provenance & Evidence