propanoic anhydride

C₆H₁₀O₃
100%
Structural formula of propanoic anhydride

propanoic anhydride, propanoic anhydride, propanoyl propanoate, propionic anhydride

Propanoic anhydride is a colorless liquid with a strong smell. The compound causes burns and the fumes damage eyes and lungs. Immediately reacts to propanoic acid in water. It's a precursor for fentanyl.
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Physical characteristics

Molecular mass130
Density1.02 kg/m³
Melting point-42.1 -43.9 231
Boiling point168 335 442

Reactions using propanoic anhydride


Synthesis of propanoic anhydride


Compound added to the database on December 1, 2020, last modified on September 3, 2022.