Description
Synthesis: By condensation of ethylenediamine with 5-methyl-
2,3-hexanedione.
Chemical Properties
2-Isobutyl-3-methylpyrazine has extremely powerful herbaceous green earthy notes. Diluted water solutions exhibit a
characteristic odor of green bell peppers
Chemical Properties
Liquid
Occurrence
Reported present in coffee, potato products, cooked beef, fried cured pork and roasted peanuts.
Preparation
By condensation of ethylenediamine with 5-methyl-2,3-hexandione
Definition
ChEBI: 2-Methyl-3-(2-methylpropyl)pyrazine is a member of pyrazines.
Aroma threshold values
Detection: 13 to 35 ppb
Taste threshold values
Taste characteristics at 35 ppm: herbaceous, green, earthy notes.