Thionyl Chloride → alpha-(2-Acetoxy-5-chlorosulfonylphenylazo)acetoacetanilide

HRID 2052198Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 2052198
[C:1]([O:4][C:5]1[CH:10]=[CH:9][C:8]([S:11](O)(=[O:13])=[O:12])=[CH:7][C:6]=1[N:15]=[N:16][CH:17]([C:27]([CH3:29])=[O:28])[C:18]([NH:20][C:21]1[CH:26]=[CH:25][CH:24]=[CH:23][CH:22]=1)=[O:19])(=[O:3])[CH3:2].S(Cl)([Cl:32])=O>CN(C)C=O>[C:1]([O:4][C:5]1[CH:10]=[CH:9][C:8]([S:11]([Cl:32])(=[O:13])=[O:12])=[CH:7][C:6]=1[N:15]=[N:16][CH:17]([C:27]([CH3:29])=[O:28])[C:18]([NH:20][C:21]1[CH:26]=[CH:25][CH:24]=[CH:23][CH:22]=1)=[O:19])(=[O:3])[CH3:2]

Komponenten

4

Edukt 2

HCID 24386Thionyl ChlorideHCID 23336111alpha-(2-Acetoxy-5-sulfophenylazo)acetoacetanilide

Produkt 1

HCID 23336104alpha-(2-Acetoxy-5-chlorosulfonylphenylazo)acetoacetanilide

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 6228DimethylformamideLösungsmittel

Versuchsvorschrift

α-(2-Acetoxy-5-sulfophenylazo)acetoacetanilide (20 g) was added to thionyl chloride (100 ml). After the addition of dimethylformamide (4 ml), solution was complete, then followed by precipitation of the product. It was filtered off and dried in the vacuum oven at 40° C. Yield: 16.7 g, m.p. 225 to 226° C.

Aufarbeitung

  1. customfollowed by precipitation of the product
  2. filtrationIt was filtered off
  3. customdried in the vacuum oven at 40° C

Quellen und Nachweise

ORD-Eintrag
ord-1e23badd5e464a70944d12ae6e208986
Quelldatensatz
uspto-grants-1980_01
Patentnummer
US04183755

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