5-Chloro-salicylaldehyde → 6-chloro-N-(4-methoxyphenyl)-2-oxo-2H-chromene-3-sulfonamide

HRID 1099706Notes

Reaction equation

HRID 1099706 reaction equation
[Cl: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>[Cl: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]2

Participants

4

Reactant 2

HCID 124815-Chloro-salicylaldehydeHCID 127443134-Methoxyanilinosulfonyl acetic acid

Product 1

HCID 115088756-chloro-N-(4-methoxyphenyl)-2-oxo-2H-chromene-3-sulfonamide

Reagents, catalysts & solvents 1

HCID 176Acetic AcidSolvent

Procedure

A solution of 5-chlorosalicylaldehyde (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. 175-177° C.

Sources & evidence

ORD record
ord-91176d43e52840559756fff60b6df7c1
Source dataset
uspto-grants-2012_03
Patent number
US08143428B2

Reaction notes

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