2-Ethyl-3-methylpyrazine

Basic Information

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CAS Number

15707-23-0

Molecular Formula

C7H10N2

Molecular Weight

122.17 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Basic Physical Properties

Boiling Point

70°C/16mmHg

Solubility

sparingly soluble

Refractive Index

n20/D 1.502-1.505<br />n20/D 1.503(lit.)

SMILES

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CCc1nccnc1C

InChI

InChI=1S/C7H10N2/c1-3-7-6(2)8-4-5-9-7/h4-5H,3H2,1-2H3

InChIKey

LNIMMWYNSBZESE-UHFFFAOYSA-N

LogP

1.34742

Topological Polar Surface Area

25.78 Å²

Hydrogen Bond Donor/Acceptor

0 / 2

Complexity

Safety Information

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GHS Hazard Pictograms

H226

H302

H315

H319

H335

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

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Hazard Class

Class 3 Class 3

Synonyms & References

English

2-Ethyl-3-methylpyrazine
1-Ethyl-2-Methylpyrazin
1-ethyl-2-methylpyrazine
2-ethyl-3-methyl-1,4-diazine
2-Ethyl-3-Methylpyra
2-ethyl-3-methyl-pyrazin
2-ethyl-3-methyl-pyrazine
2-METHYL-3-ETHYLPYRAZINE
3-Ethyl-2-methylpirazine
3-ETHYL-2-METHYLPYRAZINE
3-METHYL-2-ETHYLPYRAZINE
ETHYL-3-METHYLPYRAZINE,2
FEMA 3155
FEMA NUMBER 3155
2-Ethyl-3-methyl-1,4-pyrazine
Pyrazine, 2-ethyl-3-methyl-
2-Ethyl-3-methyl pyrazine
Pyrazine, ethylmethyl-
FEMA No. 3155
Pyrazine, 3-ethyl-2-methyl
9GF35MK66U
2-Ethyl-3-methylpyrazine, 9CI
AK114356
3-ethyl-2-methyl pyrazine
filbert pyrazine
PubChem8611
2-Methyl-3-ethyl-pyrazine
2-Methyl-3-ethyl pyrazine
2-Ethyl-3-methylpyrazine.
DSSTox_CID_27464
DSSTo

MDL Number

MFCD00006150

Customs Code

2933990090

FAQ

What are the physical and chemical properties of 2-Ethyl-3-methylpyrazine (CAS: 15707-23-0)?

2-Ethyl-3-methylpyrazine (CAS: 15707-23-0) is a crystalline compound with a molecular weight of 125.17 g/mol. It has a melting point of 36-38°C and is slightly soluble in water. It is reactive towards strong oxidizing agents and can undergo substitution reactions. This compound has a strong, pleasant aroma often used in food flavorings and perfumes.

How is 2-Ethyl-3-methylpyrazine (CAS: 15707-23-0) typically synthesized?

2-Ethyl-3-methylpyrazine is synthesized through the condensation of acetylacetone with ethyl acetate or methyl acetate. Commonly, this process involves the use of a catalyst such as p-toluenesulfonic acid to improve yield and selectivity. The reaction typically achieves a yield of 70-80%, and careful control of reaction conditions ensures high-quality product.

What industries use 2-Ethyl-3-methylpyrazine (CAS: 15707-23-0)?

2-Ethyl-3-methylpyrazine (CAS: 15707-23-0) is widely used in the food and beverage industry for flavoring applications. It is also employed in the perfume and cosmetic industry to enhance fragrance. Additionally, it is used in the chemical industry for the synthesis of other compounds and in analytical chemistry as a reagent.

What precautions should be taken when handling 2-Ethyl-3-methylpyrazine (CAS: 15707-23-0)?

When handling 2-Ethyl-3-methylpyrazine (CAS: 15707-23-0), it is essential to use appropriate personal protective equipment (PPE) such as gloves and goggles. Work in a well-ventilated area or fume hood to prevent inhalation. Keep the compound away from strong oxidizing agents. In case of spill, use appropriate spill disposal methods as specified in the Material Safety Data Sheet (MSDS). Always follow safety guidelines and refer to the SDS for detailed handling instructions.