Trimethyl-pyrazineCAS NO.: 14667-55-1

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1 Kilogram	FOB Price:USD 4.0000 -5.0000

1 Kilogram

FOB Price:USD 4.0000 -5.0000

2,3,5-Trimethylpyrazine TRIMETHYLPYRAZINE,2,3,5 FEMA NUMBER 3244

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Chemical Properties	CLEAR YELLOW LIQUID
Chemical Properties	2,3,5-Trimethylpyrazine has a baked potato or roasted nut aroma.
Occurrence	Reported present in bakery products, roasted barley, cocoa products, coffee, dairy products, meat, peanuts, filberts, pecans, popcorn, potato products, rum and whiskey, soy products, raw asparagus, baked potato, wheaten bread, crispbread, Swiss cheese, coffee, black tea, green tea, roasted barley, roasted filbert, heated beef, roasted peanut, soybean, raw beans, coriander seed, scallop, guava, kohlrabi, bell pepper, blue, Swiss and Gruyere cheese, boiled egg, fatty fish, beer, sherry, barley, peanut, oat products, coconut, beans, mushroom, trassi, almond, macadamia nut, sesame seed, coriander seed, rice, licorice, sweet corn, malt, peated malt, wort, krill, fermented shrimp, crab, okra, crayfish, clam, scallop and squid.
Preparation	From 2,5-dimethylpyrazine by ring alkylation with MeLi; by condensing propylenediamine with 2,3-butanedione.
Aroma threshold values	Detection: 400 ppb to 9 ppm (9 ppm in water)
Taste threshold values	Taste characteristics at 80 ppm: raw, musty, nutty and potato.
Safety Profile	Moderately toxic by ingestion. Combustible liquid. When heated to decomposition emits toxic fumes of NOx.