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Unsaturated Aliphatic Acids
By: Michael Zviely
Posted: April 30, 2012, from the May 2012 issue of P&F magazine.
Five- and six-carbon atom unsaturated acids have an important role, mostly in cheesy and fruity flavors. For example, trans-2-hexenoic acid (FEMA# 3169, CAS# 13419-69-7)—which occurs in apple, banana, grape, strawberry, beer, wine, pork and tea—has a cheesy,fatty, herbal, warm odor, and is applied to cheesy, berry and fruity flavorings.
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