Reaktion #2373331

Reaktionsgleichung

acetic anhydride

aluminium hydroxide

→

aluminium monohydroxide diacetate

Ausbeute 95.6%

Lösungsmittel

acetic acid

Reaktionsbedingungen

Aufarbeitung

1. 1
   Sonstigeprovided with a thermometer, a reflux condenser and a stirrer
2. 2
   TemperaturAfter a reaction time of 12 hours, the reaction product is cooled
3. 3
   Filtrationfiltered off
4. 4
   Waschenwashed with 4 times 250 ml of water
5. 5
   Sonstigedried for 12 hours at 130° C./15 mm Hg

Vorschrift

245.0 g of acetic anhydride and 48.0 g of acetic acid (100%) are added to 62.4 g (0.8 mol) of aluminium hydroxide, hydrargillite, Merck, in a 750 ml sulfonation flask, provided with a thermometer, a reflux condenser and a stirrer, and the mixture is heated to 125° C., with stirring. After a reaction time of 12 hours, the reaction product is cooled, filtered off, washed with 4 times 250 ml of water and dried for 12 hours at 130° C./15 mm Hg; 124 g (95.6%) of acicular aluminium monohydroxide diacetate are obtained.

Quelle