Chemical Properties
Butyl isobutyrate has a strong, fresh, fruity odor (apple, banana) and sweet, pineapple-like taste.
Occurrence
Reported present in Roman chamomile essential oil, papaya, quince, apple, honey, apricot, banana and cheeses.
Preparation
Prepared from the corresponding acid and n-butyl alcohol by esterification in the presence of concentrated H2SO4 with or
without solvent (boiling benzene).
Definition
ChEBI: Butylisobutyrate is a carboxylic ester.
Aroma threshold values
Detection: 80 to 170 ppb
Taste threshold values
Taste characteristics at 30 ppm: fruity, sweet, pineapple, apple, cherry, tutti-frutti, banana.
