Potassium Hydroxide → 2-Hydroxy-5-[2-[4-[(3-methyl-2-pyridinylamino)sulfonyl]phenyl]ethenyl]benzoic acid

HRID 743010Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 743010
[OH:1][C:2]1[CH:14]=[CH:13][C:12]([CH:15]=[CH:16][C:17]2[CH:22]=[CH:21][C:20]([S:23]([NH:26][C:27]3[C:32]([CH3:33])=[CH:31][CH:30]=[CH:29][N:28]=3)(=[O:25])=[O:24])=[CH:19][CH:18]=2)=[CH:11][C:3]=1[C:4]([O:6]CC(C)C)=[O:5].[OH-].[K+].S([O-])([O-])=O.[Na+].[Na+]>O>[OH:1][C:2]1[CH:14]=[CH:13][C:12]([CH:15]=[CH:16][C:17]2[CH:18]=[CH:19][C:20]([S:23]([NH:26][C:27]3[C:32]([CH3:33])=[CH:31][CH:30]=[CH:29][N:28]=3)(=[O:25])=[O:24])=[CH:21][CH:22]=2)=[CH:11][C:3]=1[C:4]([OH:6])=[O:5]

Komponenten

5

Edukt 3

HCID 14797Potassium HydroxideHCID 24437Sodium SulfiteHCID 54356729Isobutyl 2-hydroxy-5-[2-[4-[(3-methyl-2-pyridinylamino)sulfonyl]phenyl]ethenyl]benzoate

Produkt 1

HCID 544094842-Hydroxy-5-[2-[4-[(3-methyl-2-pyridinylamino)sulfonyl]phenyl]ethenyl]benzoic acid

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 962WaterLösungsmittel

Versuchsvorschrift

The product from Example 12c (78 g) was added to a solution of potassium hydroxide (50 g, 0.78 mol) in water (600 ml) and the mixture was refluxed overnight. After addition of activated carbon (2 g) and sodium sulfite (0.5 g) the mixture was allowed to cool, with stirring to room temperature and then filtered.

Aufarbeitung

  1. temperaturethe mixture was refluxed overnight
  2. temperatureto cool
  3. filtrationfiltered

Quellen und Nachweise

ORD-Eintrag
ord-f392dcd1c192418fad92f1b9dcd2d293
Quelldatensatz
uspto-grants-1996_09
Patentnummer
US05556855

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