5-Bromosalicylaldehyde → 6-bromo-N-(4-methoxyphenyl)-2-oxo-2H-chromene-3-sulfonamide
Reaction equation
[Br:1][C:2]1[CH:9]=[C:6]([CH:7]=O)[C:5]([OH:10])=[CH:4][CH:3]=1.[CH3:11][O:12][C:13]1[CH:26]=[CH:25][C:16]([NH:17][S:18]([CH2:21][C:22](O)=[O:23])(=[O:20])=[O:19])=[CH:15][CH:14]=1>C(O)(=O)C>[Br:1][C:2]1[CH:9]=[C:6]2[C:5](=[CH:4][CH:3]=1)[O:10][C:22](=[O:23])[C:21]([S:18]([NH:17][C:16]1[CH:25]=[CH:26][C:13]([O:12][CH3:11])=[CH:14][CH:15]=1)(=[O:20])=[O:19])=[CH:7]2Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
A solution of 5-bromosalicylaldehyde (1 mmol) and 4-methoxyanilinosulfonyl acetic acid (1 mmol) in acetic acid (10 mL) was subjected to the General Procedure 1, Method A to yield the title compound; m.p. 182-184° C.