Reaktion #1283926

Reaktionsgleichung

chloral hydrate

heptanol

4-methyl-benzene-sulphonic acid

→

trichloro-acetaldehyde diheptyl-acetal

Lösungsmittel

benzene

Reaktionsbedingungen

Aufarbeitung

1. 1
   Temperaturat reflux temperature
2. 2
   Sonstigethe formed water is separated by means of a Dean-Stark apparatus
3. 3
   WaschenAfater a reaction time of 9 hours the benzene is washed with a sodium hydrogen carbonate solution and water
4. 4
   Sonstigedried on magnesium sulfate
5. 5
   workup.DISTILLATIONvacuum distilled

Vorschrift

A mixture of 5 g of chloral hydrate, 12 g of heptanol, 0.1 g of 4-methyl-benzene-sulphonic acid and 50 ml of benzene is kept at reflux temperature and the formed water is separated by means of a Dean-Stark apparatus. Afater a reaction time of 9 hours the benzene is washed with a sodium hydrogen carbonate solution and water, dried on magnesium sulfate, then vacuum distilled.

Quelle