[O:1]1[CH2:5][CH2:4][CH2:3][N:2]1[C:6]1[CH:11]=[C:10]([Cl:12])[C:9]([S:13]([NH2:16])(=[O:15])=[O:14])=[C:8](Cl)[C:7]=1[N+:18]([O-:20])=[O:19].[H-].[Na+].[OH2:23]>>[O:1]1[CH2:5][CH2:4][CH2:3][N:2]1[C:6]1[CH:11]=[C:10]([Cl:12])[C:9]([S:13]([NH2:16])(=[O:15])=[O:14])=[C:8]([OH:23])[C:7]=1[N+:18]([O-:20])=[O:19]Following the general hydrolysis procedure outlined in example 15, (N-isoxazolidinyl)-2,6-dichloro-3-nitrobenzenesulfonamide (1.08 g, 3.3 mmol), 80% NaH (0.3 g, m10.0 mol) and water (72 μL, 4 mmol) were reacted to form the desired product (0.79 g, 77%). LC-MS m/z 309(M+).
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