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2-Methylpyrazine Structure

2-Methylpyrazine

Chemical Properties

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;
pka 1.45(at 27℃)
form  Liquid
color  Clear colorless to slightly yellow
Odor at 1.00 % in dipropylene glycol. nutty cocoa roasted chocolate peanut green
Odor Type nutty
Water Solubility  Fully miscible in water.
JECFA Number 761
BRN  105778
InChIKey CAWHJQAVHZEVTJ-UHFFFAOYSA-N
LogP 0.18
CAS DataBase Reference 109-08-0(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS) 2-METHYLPYRAZINE
EWG's Food Scores 1
FDA UNII RVC6500U9C
NIST Chemistry Reference Pyrazine, methyl-(109-08-0)
EPA Substance Registry System Pyrazine, methyl- (109-08-0)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H226-H302
Precautionary statements P210-P233-P240-P241-P242-P301+P312
Hazard Codes  Xn,Xi,F
Risk Statements  10-22-36/37/38
Safety Statements  26-36-16
RIDADR  UN 1993 3/PG 3
WGK Germany  3
RTECS  UQ3675000
TSCA  Yes
HazardClass  3
PackingGroup  III
HS Code  29339990
Toxicity mouse,LD50,intraperitoneal,1820mg/kg (1820mg/kg),Toxicology and Applied Pharmacology. Vol. 17, Pg. 244, 1970.
NFPA 704:
2
2 0

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2-Methylpyrazine Chemical Properties,Usage,Production

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