2,3-Dimethylpyrazine KOSHERK Aroma characteristics: baking, coffee, milk, meat Content: 99% Appearance: colorless to light yellow transparent liquid FEMA 3271 COE CAS 5910-89-4 Molecular formula: C5H6N2 Molecular weight: 108.14 Density: 1.011 g/mL (25 ° C) (lit.) Boiling point: 156 ° C (lit.) Flash point: 54 ° C Refractive index (n20/D): 1.507 (lit.) Danger code: Xn Hazard level: 10-22-37/38-41 Security level: 16-26-39 UN number: UN1993 Chinese code S0711 Adaptation Baked goods, nuts, meat, tobacco