反応 #40286

反応方程式

Acetic anhydride

β-alanine

acetonitrile

acetic anhydride

→

N-Acetyl-β-alanine

溶媒

NaHCO3

反応条件

実験手順

To a solution of β-alanine (2.25 g, 25 mmol) in aq. NaHCO3 (15 mL) was added acetonitrile (15 mL) and acetic anhydride (2.55 g, 25 mmol). The reaction mixture was stirred at room temperature for 3 h. Acetic anhydride (2.55 g, 25 mmol) was added and after 2 h and pH was adjusted to 4-5 by addition of NaH2PO4.

出典