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EINECS 203-589-4
CAS No. 108-50-9 Density 0.997 g/cm3
PSA 25.78000 LogP 1.09340
Solubility Soluble in water. Melting Point 35-40 °C(lit.)
Formula C6H8N2 Boiling Point 155.6 °C at 760 mmHg
Molecular Weight 108.143 Flash Point 52.8 °C
Transport Information UN 1325 4.1/PG 2 Appearance pale yellow low melting crystalline solid
Safety 16-26-39 Risk Codes 10-22-37/38-41
Molecular Structure Molecular Structure of 108-50-9 (2,6-Dimethylpyrazine) Hazard Symbols HarmfulXn

2,6-Dimethyl-1,4-diazine;3,5-Dimethylpyrazine;2,6-Dimethylparadiazine;CCRIS 2930;UNII-N77Q72C9I3;

Article Data 30

2,6-DIMETHYLPYRAZINE Chemical Properties

Molecular Formula: C6H8N2
Formula Weight: 108.14
mp : 35-40 °C(lit.)
bp of 2,6-DIMETHYLPYRAZINE (108-50-9): 154 °C(lit.)
refractive index : 1.5000
Fp of 2,6-DIMETHYLPYRAZINE (108-50-9): 127 °F
Density: at 20 °C 0.990 g/cm3
storage temp. : Flammables area
Form of 2,6-DIMETHYLPYRAZINE (108-50-9): Crystalline
Color: White to light yellow

2,6-DIMETHYLPYRAZINE Toxicity Data With Reference


mmo-smc 3300 mg/L

   FCTXAV    Food and Cosmetics Toxicology. 18 (1980),581.

cyt-ham:ovr 2500 mg/L

   FCTXAV    Food and Cosmetics Toxicology. 18 (1980),581.

orl-rat LD50:880 mg/kg

   DCTODJ    Drug and Chemical Toxicology. 3 (1980),249.

ipr-mus LD50:1080 mg/kg

   TXAPA9    Toxicology and Applied Pharmacology. 17 (1970),244.

2,6-DIMETHYLPYRAZINE Consensus Reports

Reported in EPA TSCA Inventory.


Hazard Codes : Xn (Harmful)
Risk Statements : 10-22-37/38-41 (Flammable; Harmful if swallowed; Irritating to respiratory system and skin; Risk of serious damage to eyes)
Safety Statements : 16-26-39 (Keep away from sources of ignition - No smoking; In case of contact with eyes, rinse immediately with plenty of water and seek medical advice; Wear eye/face protection)
RIDADR : UN 1325 4.1/PG 2
WGK Germany : 3
RTECS : UQ2975000
HazardClass : 4.1
PackingGroup : III
HS Code : 29339990
Moderately toxic by ingestion and intraperitoneal routes. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx.

2,6-DIMETHYLPYRAZINE Specification

Storage of 2,6-DIMETHYLPYRAZINE (108-50-9): Store in cool, dry conditions in well sealed containers. Keep container tightly sealed. Store under lock and key and with access restricted to technical experts or their assistants only. Do not store together with oxidizing and acidic materials.
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