Thionyl Chloride → 5-Dodecylthiophene-2-carboxylic chloride

HRID 1196804Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1196804
S(Cl)([Cl:3])=O.[CH2:5]([C:17]1[S:21][C:20]([C:22]([OH:24])=O)=[CH:19][CH:18]=1)[CH2:6][CH2:7][CH2:8][CH2:9][CH2:10][CH2:11][CH2:12][CH2:13][CH2:14][CH2:15][CH3:16]>>[CH2:5]([C:17]1[S:21][C:20]([C:22]([Cl:3])=[O:24])=[CH:19][CH:18]=1)[CH2:6][CH2:7][CH2:8][CH2:9][CH2:10][CH2:11][CH2:12][CH2:13][CH2:14][CH2:15][CH3:16]

Komponenten

3

Edukt 2

HCID 24386Thionyl ChlorideHCID 149850905-Dodecylthiophene-2-carboxylic acid

Produkt 1

HCID 149850915-Dodecylthiophene-2-carboxylic chloride

Reaktionsbedingungen

Temperatur
70 °C

Versuchsvorschrift

4 ml of thionyl chloride was added to 0.57 g (1.93×10-3 ml) of 5-dodecylthiophene-2-carboxylic acid, followed by heat-stirring for 4 hours at 70° C. and removal of excessive thionyl chloride by reduced-pressure distillation to obtain 5-dodecylthiophene-2-carboxylic chloride.

Aufarbeitung

  1. customremoval of excessive thionyl chloride
  2. distillationby reduced-pressure distillation

Quellen und Nachweise

ORD-Eintrag
ord-454ff0b992554db09d451386b47c9162
Quelldatensatz
uspto-grants-1992_05
Patentnummer
US05116530

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