2-Methylpyrazine

Basic Information

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CAS Number

109-08-0

Molecular Formula

C5H6N2

Molecular Weight

94.12 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Basic Physical Properties

Melting Point

−29 °C

Boiling Point

135 °C/761 mmHg

Water Solubility

Fully miscible in water.

Refractive Index

n20/D 1.504(lit.)

SMILES

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Cc1cnccn1

InChI

InChI=1S/C5H6N2/c1-5-4-6-2-3-7-5/h2-4H,1H3

InChIKey

CAWHJQAVHZEVTJ-UHFFFAOYSA-N

LogP

0.7850199999999998

pKa

1.45(at 27℃)

Topological Polar Surface Area

25.78 Å²

Hydrogen Bond Donor/Acceptor

0 / 2

Complexity

Safety Information

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Hazard Statement

H226 Flammable liquid and vapor
Flammable liquids

H302 Harmful if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Hazard Class

Class 3 Class 3

Synonyms & References

English

2-Methylpyrazine
2-Methyl-1,4-diazine
Methylpyrazine
2-methyl-pyrazine
3-methylpyrazine
EINECS 203-645-8
Pyrazine,2-methyl
Pyrazine,methyl
Methyl-Pyrazine
2-Methyl-1,4-diazinen
MPZ
FEMA 3309
FEMA 3616
Methylpiazine
methyl-pyrazin
2-methyl-pyrazin
FEMA NUMBER 3309
2-Methyl pyrazine
METHYLPYRAZINE
2-METHYLPYRAZINE
3-Methylpyrazine
2-methylpyrazine

MDL Number

MFCD00006142

Customs Code

2932999099

FAQ

What is 2-Methylpyrazine (CAS: 109-08-0)?

2-Methylpyrazine is a heterocyclic organic compound with the chemical formula C4H6N2. It is a pyrazine derivative featuring a methyl group attached to one of the nitrogen atoms. This compound is known for its strong, nutty aroma and is commonly used as a flavoring agent. It is a colorless liquid at room temperature and exhibits moderate solubility in water and organic solvents.

What are the main uses of 2-Methylpyrazine (CAS: 109-08-0)?

2-Methylpyrazine is primarily used in the food industry as a flavor enhancer, particularly in imitation coffee and roasted flavors. It also finds applications in pharmaceuticals for its antimicrobial properties and in research for studying aroma chemistry and molecular interactions. Additionally, it is used in the production of certain pesticides and as a component in synthetic materials.

Is 2-Methylpyrazine (CAS: 109-08-0) safe?

2-Methylpyrazine is generally considered safe when used in appropriate concentrations, as it is approved for use in food and flavoring applications. However, prolonged exposure or high concentrations may cause irritation to the respiratory system or skin. It is important to follow safety guidelines, use proper protective equipment, and ensure adequate ventilation when handling this compound in industrial or research settings.

How should 2-Methylpyrazine (CAS: 109-08-0) be stored?

2-Methylpyrazine should be stored in a cool, dry, and well-ventilated area away from direct sunlight. It is best kept in a sealed container at a temperature below 25°C to maintain stability. Due to its volatility, storage in airtight containers is essential to prevent evaporation and contamination. Avoid exposure to moisture and incompatible substances to ensure long-term preservation.