Acetic anhydride

REF : 33214-2.5L-M
Marca : Sigma-Aldrich
Descrição :Acetic anhydride puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., >=99% (GC)
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Descrição detalhada : Acetic anhydride is a colorless liquid. On dissolution in water, it undergoes solvolysis to afford acetic acid. It is widely employed as acetylation reagent for the acetylation of various alcohols. Wacher process (starting reagent + a ketene) and Knapsack process (starting reagent = acetaldehyde) have been reported for the industrial preparation of acetic anhydride. It is employed as solvent for various organic reactions.
Fórmula molecula r: (CH3CO)2O
Armazenamento : +15°C to +25°C
Embalagem : 1X2.5L