Chemical Properties
Phenethyl isovalerate has a fruity (rose-like) odor and a bittersweet flavor, reminiscent of peach. It is not very stable.
Chemical Properties
CLEAR COLOURLESS LIQUID
Chemical Properties
FEMA 2871 has been identified as a volatile aroma component of peppermint oils. The
fruitiness of its odor is even more pronounced than that of the isobutyrate. It is
used in small quantities for the same purposes as phenylethyl isobutyrate.
Occurrence
Reported found in peppermint oil, spearmint oil, Scotch spearmint oil, beer, grape brandy, cognac, cider and
lamb’s lettuce.
Preparation
By esterification of phenethyl alcohol with isovaleric acid.
Taste threshold values
Taste characteristics at 2 to 10 ppm: sweet, fruity, ripe pineapple with honey, berry and peachy nuances.
Flammability and Explosibility
Non flammable
Safety Profile
Mddly toxic by ingestion. Combustible liquid. When heated to decomposition it emits acrid smoke and irritating fumes. See also ESTERS
Synthesis
FEMA 2871 is prepared by azeotropic esteritication of Phenylethylalcohol
with iso-Valerie acid.
