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2-(Methylthio)pyrazine

2-(Methylthio)pyrazine structure

CAS No.: 21948-70-9

Chemical Name:: 2-(Methylthio)pyrazine

Synonyms: FEMA 3231;FEMA NUMBER 3231;(METHYLTHIO)PYRAZINE;(methylthio)-pyrazin;2-Mehtylthiopyrazine;2-(METHYLTHIO)PYRAZINE;PYRAZINYLMETHYL SULFIDE;Pyrazine, (methylthio)-;METHYL PYRAZINYL SULFIDE;Pyrazine,2-(Methylthio)-

CBNumber:: CB1347272

Molecular Formula:: C5H6N2S

Molecular Weight:: 126.18

MDL Number:: MFCD00041024

MOL File:: 21948-70-9.mol

MSDS File:: SDS

Last updated:2023-05-25 18:00:59

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2-(Methylthio)pyrazine Properties

Melting point	44 °C
Boiling point	221.2±20.0 °C(Predicted)
Density	1.19±0.1 g/cm3(Predicted)
FEMA	3231 \| PYRAZINYL METHYL SULFIDE
storage temp.	Sealed in dry,Room Temperature
solubility	soluble in Methanol
pka	0.10±0.10(Predicted)
form	solid
color	White to Orange to Green
Odor	nutty, sweet, meaty, slightly green flavor
Odor Type	sulfurous
JECFA Number	796
BRN	878423
InChIKey	KBPBOWBQRUXMFV-UHFFFAOYSA-N
LogP	1.26
Substances Added to Food (formerly EAFUS)	PYRAZINYL METHYL SULFIDE
CAS DataBase Reference	21948-70-9(CAS DataBase Reference)
FDA UNII	R1C97E3A4F
NIST Chemistry Reference	Pyrazine, (methylthio)-(21948-70-9)
EPA Substance Registry System	Pyrazine, (methylthio)- (21948-70-9)

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS05,GHS07

Signal word

Danger

Hazard statements

H302-H315-H318-H335

Precautionary statements

P261-P280-P305+P351+P338

Hazard Codes

Risk Statements

22-37/38-41

Safety Statements

22-24/25-39-26

WGK Germany

TSCA

Yes

HS Code

29339900

NFPA 704

	1
1		0

2-(Methylthio)pyrazine price More Price(28)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	W323130	2-(Methylthio)pyrazine ≥98%, FG	21948-70-9	sample-k	$59.8	2024-03-01	Buy
Sigma-Aldrich	W323130	2-(Methylthio)pyrazine FG	21948-70-9	100g	$191	2024-03-01	Buy
Sigma-Aldrich	W323130	2-(Methylthio)pyrazine FG	21948-70-9	1kg	$1310	2024-03-01	Buy
TCI Chemical	M1821	2-(Methylthio)pyrazine >98.0%(GC)	21948-70-9	5g	$18	2024-03-01	Buy
TCI Chemical	M1821	2-(Methylthio)pyrazine >98.0%(GC)	21948-70-9	25g	$52	2024-03-01	Buy

Product number	Packaging	Price	Buy
W323130	sample-k	$59.8	Buy
W323130	100g	$191	Buy
W323130	1kg	$1310	Buy
M1821	5g	$18	Buy
M1821	25g	$52	Buy

2-(Methylthio)pyrazine Chemical Properties,Uses,Production

Chemical Properties

Pyrazinyl methyl sulfide has an ethereal sulfureous odor

Chemical Properties

White solid

Definition

ChEBI: 2-(Methylthio)pyrazine is an aryl sulfide.

Taste threshold values

FEMA PADI: 0.157 mg

2-(Methylthio)pyrazine synthesis

Synthesis of 2-(Methylthio)pyrazine from 2-Chloropyrazine and Sodium thiomethoxide

2-(Methylthio)pyrazine Preparation Products And Raw materials

Raw materials

Sodium thiomethoxide 2-Mercaptopyrazine Boron trifluoride methyl sulfide complex Iodopyrazine 2-Bromopyrazine

2-Chloropyrazine Dimethyl disulfide

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Preparation Products

Pyrazine

2-(Methylthio)pyrazine Suppliers

Global( 208)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Capot Chemical Co.,Ltd.	571-85586718 +8613336195806	sales@capotchem.com	China	29797	60
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21691	55
career henan chemical co	+86-0371-86658258	sales@coreychem.com	China	29914	58
Hubei Jusheng Technology Co.,Ltd.	18871490254	linda@hubeijusheng.com	CHINA	28180	58
Jinan Finer Chemical Co., Ltd	+86-531-88989536 +86-15508631887	sales@finerchem.com	China	2967	58
Xiamen AmoyChem Co., Ltd	+86-592-6051114 +8618959220845	sales@amoychem.com	China	6387	58
Hubei xin bonus chemical co. LTD	86-13657291602	linda@hubeijusheng.com	CHINA	22968	58
Chongqing Chemdad Co., Ltd	+86-023-61398051 +8613650506873	sales@chemdad.com	China	39916	58
Alchem Pharmtech,Inc.	8485655694	sales@alchempharmtech.com	United States	63711	58
Wuhan Chemwish Technology Co., Ltd	027-67849912	sales@chemwish.com	CHINA	10828	58

Supplier	Advantage
Capot Chemical Co.,Ltd.	60
Henan Tianfu Chemical Co.,Ltd.	55
career henan chemical co	58
Hubei Jusheng Technology Co.,Ltd.	58
Jinan Finer Chemical Co., Ltd	58
Xiamen AmoyChem Co., Ltd	58
Hubei xin bonus chemical co. LTD	58
Chongqing Chemdad Co., Ltd	58
Alchem Pharmtech,Inc.	58
Wuhan Chemwish Technology Co., Ltd	58

View Lastest Price from 2-(Methylthio)pyrazine manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2023-03-22	2- (Methylthio) Pyrazine 21948-70-9	US $5.00-2.00 / KG	1KG	99%	10000kg	Hebei Guanlang Biotechnology Co,.LTD
2022-09-21	2-(Methylthio)pyrazine 21948-70-9	US $0.00-0.00 / kg	1kg	98%	1Ton	Henan Aochuang Chemical Co.,Ltd.
2022-02-19	2-(Methylthio)pyrazine 21948-70-9	US $0.00 / KG	1KG	97.4%	100 tons	Honest Joy Holdings Limited

2- (Methylthio) Pyrazine
21948-70-9
US $5.00-2.00 / KG
99%
Hebei Guanlang Biotechnology Co,.LTD

2-(Methylthio)pyrazine
21948-70-9
US $0.00-0.00 / kg
98%
Henan Aochuang Chemical Co.,Ltd.

2-(Methylthio)pyrazine
21948-70-9
US $0.00 / KG
97.4%
Honest Joy Holdings Limited

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Pyrazine,2-(Methylthio)- PYRAZINYLMETHYL SULFIDE (METHYLTHIO)PYRAZINE METHYL PYRAZINYL SULFIDE FEMA NUMBER 3231 FEMA 3231 2-(METHYLTHIO)PYRAZINE 2-METHYLSULFANYL-PYRAZINE (methylthio)-pyrazin (Methylmercapto)pyrazine Methyl pyrazinyl sulphide Pyrazine, (methylthio)- 2-(Methylmercapto)pyrazine 2-Methylpyrazine-1-thiol pyrazin-2-ylMethanethiol 2-Mehtylthiopyrazine 2-(Methylthio)pyrazine> 2-(Methylthio)pyrazine USP/EP/BP 21948-70-9 2-(Methylthio)pyrazine 21948-70-9 C5H6SN2 C5H6N2S Building Blocks Heterocyclic Building Blocks Pyrazines Chloropyrazines, etc. pyrazine Flavor Pyrazines Pyrazine