Acetic Anhydride Chemical Compound

Acetic anhydride, or ethanoic anhydride, is the chemical compound with the formula (CH₃CO)₂O. Commonly abbreviated AC₂O, it is the simplest isolable anhydride of a carboxylic acid and is widely used as a reagent in organic synthesis.

• Formula: C₄H₆O₃
• Density: 1.08 g/cm³
• Molar mass: 102.09 g/mol
• IUPAC ID: Acetic anhydride
• Boiling point: 139.8 ^oC
• Melting point: -73.1^oC