Propyl propanoate

Propyl propanoate (propyl propionate) is an ester formed from the esterification of propanol and propanoic acid. It has the molecular formula C₆H₁₂O₂. Like most esters, propyl propanoate has a distinctly fruity odor which may be described as a chemically tinged pineapple. It is used in perfumery and as a solvent. The refractive index at 20 °C is 1.393.