2-Methylpyrazine (109-08-0),2-Methylpyrazine (109-08-0) Manufacturers & Suppliers,Synthesis,MSDS

Basic information

Name:
2-Methylpyrazine
CAS No.:
109-08-0
Molecular Structure:
Formula:
C₅H₆N₂
Molecular Weight:
94.13
Synonyms:
2-Methyl Pyrazine;2-Methyl-1,4-diazine;Methylpyrazine;Pyrazine, methyl-;Methyl Pyrazine Natural (NEW);
EINECS:
203-645-8
Density:
1.021 g/cm³
Melting Point:
-29 ºC
Boiling Point:
135.1 ºC at 760 mmHg
Flash Point:
50 ºC
Appearance:
clear colorless to slightly yellow liquid
Hazard Symbols:
Xn
Risk Codes:
10-22-36/37/38
Safety Description:
26-36-16 Details
Transport Information:
UN 1993 3/PG 3

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Chemistry

Molecular Structure of 2-Methylpyrazine (CAS NO.109-08-0):

IUPAC Name: 2-Methylpyrazine
Molecular Formula: C₅H₆N₂
Molecular Weight: 94.12
EINECS: 203-645-8
FEMA: 3309
XLogP3: 0.2
H-Bond Donor: 0
H-Bond Acceptor: 2
Melting Point: −29 °C(lit.)
Index of Refraction: 1.503
Molar Refractivity: 27.26 cm³
Molar Volume: 92.1 cm³
Surface Tension: 41 dyne/cm
Density: 1.021 g/cm³
Flash Point: 50 °C
Enthalpy of Vaporization: 35.72 kJ/mol
Boiling Point: 135.1 °C at 760 mmHg
Vapour Pressure: 9.69 mmHg at 25 °C
storage temp.: Flammables area
Classification Code: Mutation data
Appearance: clear colorless to slightly yellow liquid
Canonical SMILES: CC1=NC=CN=C1
InChI: InChI=1S/C5H6N2/c1-5-4-6-2-3-7-5/h2-4H,1H3
InChIKey: CAWHJQAVHZEVTJ-UHFFFAOYSA-N
Product Categories: Pyrazine; Pyrazines; Mono- & Polyalkylpyrazines; pyrazine Flavor; Alphabetical Listings; Flavors and Fragrances; M-N; Building Blocks; Heterocyclic Building Blocks; Pyrazine compounds

Toxicity Data With Reference

1.	mmo-smc 8500 µg/L	FCTXAV Food and Cosmetics Toxicology. 18 (1980),581.
2.	cyt-ham:ovr 2500 µg/L	FCTXAV Food and Cosmetics Toxicology. 18 (1980),581.
3.	orl-rat LD50:1800 mg/kg	DCTODJ Drug and Chemical Toxicology. 3 (1980),249.
4.	ipr-mus LD50:1820 mg/kg	TXAPA9 Toxicology and Applied Pharmacology. 17 (1970),244.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Moderately toxic by ingestion and intraperitoneal routes. Mutation data reported. Flammable liquid when exposed to heat, sparks, or flame. Can react with oxidizing materials. To fight fire, use water spray, foam, dry chemical, CO₂. When heated to decomposition it emits highly toxic fumes of NO_x.
Safety Information of 2-Methylpyrazine (CAS NO.109-08-0):
Hazard Codes: Harmful Xn, Irritant Xi,F
Risk Statements: 10-22-36/37/38
R10:Flammable.
R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-16
S16:Keep away from sources of ignition.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
RIDADR: UN 1993 3/PG 3
WGK Germany: 3
RTECS: UQ3675000
HazardClass: 3
PackingGroup: III

Specification

2-Methylpyrazine (CAS NO.109-08-0), its Synonyms are 2-Methyl-1,4-diazine ; Methylpyrazine ; Pyrazine, 2-methyl- ; Pyrazine, methyl- .