n-Propyl acetate is an ester which has the n-propyl group attached to the oxygen atom of the acetate group.
"IUPAC Nomenclature - Acyclic Hydrocarbons Rule A-1". Retrieved 2022-07-31. http://www.acdlabs.com/iupac/nomenclature/79/r79_34.htm ↩
"IUPAC Nomenclature - Acyclic Hydrocarbons Rule A-2". Retrieved 2022-07-31. http://www.acdlabs.com/iupac/nomenclature/79/r79_36.htm ↩