Acetic Anhydride → alpha-(2-Acetoxy-5-sulfophenylazo)acetoacetanilide

HRID 903524Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 903524
[OH:1][C:2]1[CH:7]=[CH:6][C:5]([S:8]([OH:11])(=[O:10])=[O:9])=[CH:4][C:3]=1[N:12]=[N:13][CH:14]([C:24]([CH3:26])=[O:25])[C:15]([NH:17][C:18]1[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=1)=[O:16].[C:27](OC(=O)C)(=[O:29])[CH3:28]>N1C=CC=CC=1>[C:27]([O:1][C:2]1[CH:7]=[CH:6][C:5]([S:8]([OH:11])(=[O:10])=[O:9])=[CH:4][C:3]=1[N:12]=[N:13][CH:14]([C:24]([CH3:26])=[O:25])[C:15]([NH:17][C:18]1[CH:19]=[CH:20][CH:21]=[CH:22][CH:23]=1)=[O:16])(=[O:29])[CH3:28]

Komponenten

4

Edukt 2

HCID 7918Acetic AnhydrideHCID 135839437alpha-(2-Hydroxy-5-sulfophenylazo)acetoacetanilide

Produkt 1

HCID 23336111alpha-(2-Acetoxy-5-sulfophenylazo)acetoacetanilide

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 1049PyridineLösungsmittel

Versuchsvorschrift

α-(2-Hydroxy-5-sulfophenylazo)acetoacetanilide (40 g) was dissolved in boiling pyridine (750 ml) and acetic anhydride (100 ml) added. Some material precipitated while the reaction mixture was hot. After being cooled, the product was filtered off and dried.

Aufarbeitung

  1. additionadded
  2. customSome material precipitated while the reaction mixture
  3. temperatureAfter being cooled
  4. filtrationthe product was filtered off
  5. customdried

Quellen und Nachweise

ORD-Eintrag
ord-3f46446a15a84148b7645cc88a2f6abd
Quelldatensatz
uspto-grants-1980_10
Patentnummer
US04228073

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