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| Isoamyl Acetate (banana) || Acetic acid, Isoamyl alcohol || 1.1ppm (flavor) <ref>[http://www.aroxa.com/beer/beer-flavour-standard/isoamyl-acetate/ Aroxa. Isaoamyl acetate. Retrieved 1/18/2015.]</ref> || Produced by certain ''Saccharomyces'' strains but concentrations are generally reduced by ''Brettanomyces''. <ref>[http://onlinelibrary.wiley.com/doi/10.1002/j.2050-0416.1982.tb04061.x/abstract Spaepen and Verachtert, 1982. Esterase Activity in the Genus ''Brettanomyces'']</ref>
|-| Tetrahydropyridine (cheerios, mousy, urine, cracker biscuit) || L-Lysine, ethanol, and oxygen || || See the ''[[Tetrahydropyridine]]'' page for more details. May not be classified as an ''ester''.
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| Lauric acid (faint odor of bay oil or soap) <ref name="yakobson1"></ref>|| || Fatty acid.
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==Other Compounds==
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! Compound Produced !! Precursors !! Threshold !! Notes
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| Tetrahydropyridine (cheerios, mousy, urine, cracker biscuit) || L-Lysine, ethanol, and oxygen || || See the ''[[Tetrahydropyridine]]'' page for more details. Classified as a ketone <ref>[https://www.facebook.com/groups/MilkTheFunk/permalink/1034461653248715/?comment_id=1034611563233724&offset=0&total_comments=25 Humbard, Matt. Milk The Funk Discussion. 3/10/2015.]</ref>.
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