*Please select more than one item to compare It has a scent similar to bananas and apples which is not detectable by all people. Amyl acetate (also pentyl ethanoate, pentyl acetate) is an organic compound and an ester with the chemical formula CH3COO (CH2)4CH3 and the molecular weight 130.18 g/mol. Compare Products: Select up to 4 products. Search results for Pentyl ethanoate at Sigma-Aldrich. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. American Heritage® Dictionary of the English Language, Fifth Edition. Also called banana oil. https://www.thefreedictionary.com/Pentyl+ethanoate, (Elements & Compounds) another name (no longer in technical usage) for, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content. n. An ester of acetic acid, C 7 H 14 O 2, occurring in isomeric mixtures and used as a flavoring agent, as a paint and lacquer solvent, and in the preparation of penicillin.