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Formic Acid → 1,2-Dodecanediol

HRID 132090
Notizen
Druckvorschau

Reaktionsgleichung

Reaktionsgleichung von HRID 132090
[CH2:1]=[CH:2][CH2:3][CH2:4][CH2:5][CH2:6][CH2:7][CH2:8][CH2:9][CH2:10][CH2:11]C.[CH:13]([OH:15])=O.OO.CO.S(=O)(=O)(O)[OH:21]>>[CH2:13]([OH:15])[CH:11]([OH:21])[CH2:10][CH2:9][CH2:8][CH2:7][CH2:6][CH2:5][CH2:4][CH2:3][CH2:2][CH3:1]
KomponentenReaktionsbedingungenVersuchsvorschriftAufarbeitungQuellen und NachweiseNotizen zur Reaktion

Komponenten

6

Edukt 5

HCID 284Formic AcidHCID 784Hydrogen PeroxideHCID 887MethanolHCID 1118Sulfuric AcidHCID 81831-Dodecene

Produkt 1

HCID 928661,2-Dodecanediol

Reaktionsbedingungen

Temperatur
100 °C

Versuchsvorschrift

168.3 g (1.0 mol) of 1-dodecene and 73.6 g (1.6 mol) of formic acid were mixed. This mixture was heated to 100° C. and then 115.7 g (1.7 mol) of 50% strength hydrogen peroxide solution were added dropwise over a period of 2 hours. The mixture was then stirred at 100° C. for 45 min. 64.1 g (2 mol) of methanol and 0.1 g of concentrated sulfuric acid were added, and the mixture was heated under reflux for 30 min and then the methyl formate, methanol and water were removed by distillation under atmospheric pressure. A >99% pure main fraction was isolated after the subsequent workup by distillation. The freshly distilled target product had an unpleasant, pungent odor.

Aufarbeitung

  1. temperaturethe mixture was heated
  2. temperatureunder reflux for 30 min
  3. customthe methyl formate, methanol and water were removed by distillation under atmospheric pressure
  4. customA >99% pure main fraction was isolated after the subsequent workup
  5. distillationby distillation

Quellen und Nachweise

ORD-Eintrag
ord-9dc05daf695845eabce1908a2ae43efe
Quelldatensatz
uspto-grants-2008_06
DOI
10.6084/m9.figshare.5104873.v1
Patentnummer
US07385092B2

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