Melting point :-29 °C (lit.)
Boiling point :135 °C/761 mmHg (lit.)
Density :1.03 g/mL at 25 °C (lit.)
FEMA :3309 | 2-METHYLPYRAZINE
refractive index :n20/D 1.504(lit.)
Flash point :122 °F
storage temp. :2-8°C
solubility :>20.87 mg/mL in EtOH with ultrasonic; >49.9 mg/mL in DMSO;
form :Liquid
pka :1.45(at 27℃)
color :Clear colorless to slightly yellow
Odor :at 1.00 % in dipropylene glycol. nutty cocoa roasted chocolate peanut green
Odor Type :nutty
biological source :synthetic
Water Solubility :Fully miscible in water.
JECFA Number :761
BRN :105778
Henry's Law Constant :4.5×10⁰ mol/(m³Pa) at 25℃, Buttery et al. (1971)
Major Application :flavors and fragrances
InChI :1S/C5H6N2/c1-5-4-6-2-3-7-5/h2-4H,1H3
InChIKey :CAWHJQAVHZEVTJ-UHFFFAOYSA-N
SMILES :Cc1cnccn1
LogP :0.18
CAS DataBase Reference :109-08-0(CAS DataBase Reference)
NIST Chemistry Reference :Pyrazine, methyl-(109-08-0)
EPA Substance Registry System :Pyrazine, methyl- (109-08-0)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H226 Flammable liquid and vapour Flammable liquids Category 3 Warning H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. P242 Use only non-sparking tools. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.