2-Methyl-3-(methylthio)pyrazine

Product Name: 2-Methyl-3-(methylthio)pyrazine
CAS No.: 2882-20-4
Chemical Name: 2-Methyl-3-(methylthio)pyrazine
Synonyms: FEMA 3208;thio)pyrazine;FEMA NUMBER 3208;TIMTEC-BB SBB008573;2- methyl -3 (5 or 6);(METHYLTHIO)METHYLPYRAZINE;METHYL(METHYLTHIO)PYRAZINE;2,3-diMethylpyrazine-1-thiol;2-METHYLTHIO-3-METHYLPYRAZINE;3-Methyl-2-methylthiopyrazine
CBNumber: CB7289776
Molecular Formula: C6H8N2S
Formula Weight: 140.21
MOL File: 2882-20-4.mol

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2-Methyl-3-(methylthio)pyrazine Property

Boiling point:: 213-214 °C (lit.)
Density: 1.15 g/mL at 25 °C (lit.)
refractive index: n20/D 1.585(lit.)
FEMA: 3208 | (METHYLTHIO)METHYLPYRAZINE (MIXTURE OF ISOMERS)
Flash point:: 210 °F
storage temp.: Sealed in dry,Room Temperature
form: clear liquid
pka: 0.88±0.10(Predicted)
color: Colorless to Almost colorless
Odor: at 0.10 % in propylene glycol. roasted meat nutty almond vegetable
Odor Type: nutty
JECFA Number: 797
Cosmetics Ingredients Functions: PERFUMING
InChI: 1S/C6H8N2S/c1-5-6(9-2)8-4-3-7-5/h3-4H,1-2H3
InChIKey: PPPFFGVGWFKTHX-UHFFFAOYSA-N
SMILES: CSc1nccnc1C
LogP: 1.72
CAS DataBase Reference: 2882-20-4(CAS DataBase Reference)
NIST Chemistry Reference: Pyrazine, 2-methyl-3-(methylthio)-(2882-20-4)
EPA Substance Registry System: Pyrazine, 2-methyl-3-(methylthio)- (2882-20-4)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26-36
RIDADR: UN 3334
WGK Germany: 3
TSCA: TSCA listed
HS Code: 29339900
Storage Class: 10 - Combustible liquids
Hazard Classifications: Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 545791
Product name: 2-Methyl-3-(methylthio)pyrazine
Purity: 80%
Packaging: 5g
Price: $187
Updated: 2025/07/31

TCI Chemical

Product number: M0685
Product name: 2-Methyl-3-(methylthio)pyrazine
Purity: >99.0%(GC)
Packaging: 1mL
Price: $55
Updated: 2023/01/07

AK Scientific

Product number: J99744
Product name: 2-Methyl-3-(methylsulfanyl)pyrazine
Packaging: 1g
Price: $12
Updated: 2021/12/16

AK Scientific

Product number: J99744
Product name: 2-Methyl-3-(methylsulfanyl)pyrazine
Packaging: 25g
Price: $40
Updated: 2021/12/16

Frontier Specialty Chemicals

Product number: JK346422
Product name: 2-Methyl-3-(methylthio)pyrazine
Purity: 99%
Packaging: 1g
Price: $85
Updated: 2021/12/16

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2-Methyl-3-(methylthio)pyrazine Chemical Properties,Usage,Production

Chemical Properties

clear colorless liquid

Chemical Properties

2-Methyl-3(or 5 or 6)-methylthiopyrazine has a roasted almond, hazelnut and vegetable aroma.

Preparation

From 2-methylchloropyrazine; a mixture of 2-methyl-3-methylthiopyrazine, 2-methyl-5-methylthiopyrazine, and 2-methyl-6-methylthiopyrazine is obtained.

Definition

ChEBI: 2-Methyl-(3 or 5 or 6)-(methylthio)pyrazine (mixture of isomers) is an aryl sulfide.

Aroma threshold values

Detection: 4 to 60 ppb. Aroma characteristics at 1.0%: toasted popcorn, roasted almond, hazelnut, peanut and cashewnutty, with a caramellic and corn-chip nuance.

Taste threshold values

Taste characteristics at 3 to 10 ppm: nutty, roasted and earthy with coffee and corn nuances, peanut and pecan nutty, popcorn and corn chip–like with a burnt musty nuance.

2-Methyl-3-(methylthio)pyrazine Preparation Products And Raw materials

Raw materials

Sodium thiomethoxide 2-Chloropyrazine

Preparation Products

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2-Methyl-3-(methylthio)pyrazine Suppliers

Americas 2 Canada 1 China 177 Europe 1 France 1 Germany 2 India 3 Japan 1 Slovakia 1 Switzerland 2 United Kingdom 14 United States 40 Global 246

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View Lastest Price from 2-Methyl-3-(methylthio)pyrazine manufacturers

Shaanxi Dideu New Materials Co. Ltd

Product: 2-Methyl-3-(methylthio)pyrazine 2882-20-4
Price: US $0.00-0.00/KG
Min. Order: 1KG
Purity: 98.0%
Supply Ability: 10000KGS
Release date: 2025-06-26

Hebei Zhuanglai Chemical Trading Co Ltd

Product: 2-Methyl-3-(methylthio)pyrazine 2882-20-4
Price: US $60.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 20 tons
Release date: 2024-11-20

Hebei Chuanghai Biotechnology Co,.LTD

Product: 2-Methyl-3- (methylthio) Pyrazine 2882-20-4
Price: US $5.00-2.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 10000kg
Release date: 2024-08-20

2882-20-4, 2-Methyl-3-(methylthio)pyrazineRelated Search:

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2-METHYL-3,5 OR 6-METHYLTHIOPYRAZINE

2- methyl -3 (5 or 6)

2-Methyl-3(5/6)-Methylthio Pyrazine

3-Methyl-2-methylthiopyrazine

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3-(METHYLTHIO)-2-METHYLPYRAZINE

2-METHYLTHIO-3-METHYL PYRAZINE FEMA NO.3208

2-METHYLMERCAPTO-3-METHYLPYRAZINE [FOR PERFUMERY] 99+%

2-Methyltio-3-methyl pyrazine

2-Methylmercapto-3-methylpyrazine [for Perfumery]

2-Methyl-3-(methylthio)pyrazine, tech., 75%

2-Methyl-3-(methylthio)pyrazine,99%

2,3-diMethylpyrazine-1-thiol

FEMA 3208

FEMA NUMBER 3208

2-Methythio-3-Methyl pyrazine

2-Methyl-3-(methylthio)pyrazine&gt

thio)pyrazine

2-Methyl-3-(methylthio)pyrazine USP/EP/BP

2-Methyl-3-methylthiopyrazine in isooctane

2882-20-4

67952-95-2

Pyrazines

Mono- & Polyalkylpyrazines

Building Blocks

Heterocyclic Building Blocks

Building Blocks

Heterocyclic Building Blocks

Mono- & Polyalkylpyrazines

Pyrazines

Heterocyclic Compounds

Pyridines ,Halogenated Heterocycles