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2-Methylquinoxaline

2-Methylquinoxaline structure

CAS No.: 7251-61-8

Chemical Name:: 2-Methylquinoxaline

Synonyms: 2-Methylchinoxalin;2-METHYLQUINOXALINE;2-methyl-quinoxalin;3-Methylquinoxaline;2-Methylbenzopyrazine;Quinoxaline,2-methyl-;2-Methylquinoxaline>2-Methylquinoxaline,~96%;2-METHYLQUINOXALINE 97+%;2-Methylquinoxaline, 97% 25GR

CBNumber:: CB9215276

Molecular Formula:: C9H8N2

Molecular Weight:: 144.17

MDL Number:: MFCD00006727

MOL File:: 7251-61-8.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-28 05:13:56

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2-Methylquinoxaline Properties

Melting point	180.5°C
Boiling point	245-247 °C (lit.)
Density	1.118 g/mL at 25 °C (lit.)
refractive index	n20/D 1.613(lit.)
Flash point	225 °F
storage temp.	Inert atmosphere,Room Temperature
form	Liquid
pka	1.32±0.30(Predicted)
color	Clear orange to dark red
Odor	musty, roasted flavor
Odor Type	coffee
biological source	synthetic
Water Solubility	miscible
BRN	113307
InChI	1S/C9H8N2/c1-7-6-10-8-4-2-3-5-9(8)11-7/h2-6H,1H3
InChIKey	ALHUXMDEZNLFTA-UHFFFAOYSA-N
SMILES	Cc1cnc2ccccc2n1
LogP	1.610
CAS DataBase Reference	7251-61-8(CAS DataBase Reference)
FDA UNII	03VU31MV6J
NIST Chemistry Reference	Quinoxaline, 2-methyl-(7251-61-8)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P261-P264-P271-P280-P302+P352-P305+P351+P338

target organs

Respiratory system

PPE

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Hazard Codes

Risk Statements

36/37/38

Safety Statements

26-36-24/25

WGK Germany

RTECS

VD3450000

HazardClass

IRRITANT

HS Code

29339900

Storage Class

10 - Combustible liquids

Hazard Classifications

Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

NFPA 704

	1
2		0

2-Methylquinoxaline price More Price(39)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	W511609	2-Methylquinoxaline ≥97%	7251-61-8	1 each	$56.2	2026-04-30	Buy
Sigma-Aldrich	M80202	2-Methylquinoxaline 97%	7251-61-8	25g	$236	2026-04-30	Buy
Sigma-Aldrich	W511609	2-Methylquinoxaline ≥97%	7251-61-8	1 unit	$51.87	2025-07-31	Buy
Sigma-Aldrich	W511609	2-Methylquinoxaline ≥97%	7251-61-8	sample	$54.6	2024-03-01	Buy
TCI Chemical	M0580	2-Methylquinoxaline >98.0%(GC)	7251-61-8	5g	$39	2026-04-30	Buy

Product number	Packaging	Price	Buy
W511609	1 each	$56.2	Buy
M80202	25g	$236	Buy
W511609	1 unit	$51.87	Buy
W511609	sample	$54.6	Buy
M0580	5g	$39	Buy

2-Methylquinoxaline Chemical Properties, Uses, Production

Chemical Properties

clear orange to dark red liquid

Uses

flavors and fragrances

Definition

ChEBI: A quinoxaline derivative in which the quinoxaline (1,4-naphthyridine) skeleton is substituted at C-2 with a methyl group.

General Description

2-Methylquinoxaline is a heterocyclic compound used in roasted and meat flavoring. It is one of the volatile compounds formed during the thermal reaction between L-cysteine and dihydroxyacetone in glycerine.

2-Methylquinoxaline Preparation Products And Raw materials

Raw materials

Methylglyoxal Sodium bisulfite Ethyl acetate Dichloromethane Petroleum ether

o-Phenylenediamine

1of2

Preparation Products

2-Quinoxalinecarbonyl chloride 3-Methyl-2-quinoxalinol Pyrido[2,3-b]pyrazine, 1,2,3,4-tetrahydro-2-methyl- Quinoxaline, 2-(2-phenylethenyl)- 5-Methyl-2,3-pyrazinedicarboxylic acid

2-Methylquinoxaline Suppliers

Global Suppliers ( 256)

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
ChemFuture PharmaTech (Jiangsu) Ltd	5108538618	suger.wang@chemfuture.com	China	832	65
Alfa Aesar	400-6106006	saleschina@alfa-asia.com	China	30103	84
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Adamas Reagent, Ltd.	400-6009262 15618770481	yhx@titansci.com	China	14098	59
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Shandong Xiya Chemical Co., Ltd	13355009207 13355009207	3007715519@qq.com	China	18722	57
Shijiazhuang Lida Chemical Co., Ltd.	+86 (311) 8573-7996	service@lid-ff.cn	China	294	65
Sichuan Kulinan Technology Co., Ltd	400-1166-196 18981987031	cdhxsj@163.com	China	11674	57

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
ChemFuture PharmaTech (Jiangsu) Ltd	65
Alfa Aesar	84
TCI (Shanghai) Development Co., Ltd.	81
Energy Chemical	61
Adamas Reagent, Ltd.	59
Shanghai Hanhong Scientific Co.,Ltd.	64
Shandong Xiya Chemical Co., Ltd	57
Shijiazhuang Lida Chemical Co., Ltd.	65
Sichuan Kulinan Technology Co., Ltd	57

View Latest Price from 2-Methylquinoxaline manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-08-20	2-Methylquinoxaline 7251-61-8	$1.10	1g	99.00%	100 Tons	Dideu Industries Group Limited
2026-03-20	2-Methylquinoxaline 7251-61-8	$10.00	1KG	99%	10 mt	Hebei Chuanghai Biotechnology Co., Ltd
2024-07-17	2-Methylquinoxaline 7251-61-8		1kg	98%	10ton	JINING XINHE CHEMICAL CO., LTD

2-Methylquinoxaline
7251-61-8
$1.10
99.00%
Dideu Industries Group Limited

2-Methylquinoxaline
7251-61-8
$10.00
99%
Hebei Chuanghai Biotechnology Co., Ltd

2-Methylquinoxaline
7251-61-8
98%
JINING XINHE CHEMICAL CO., LTD

2-Methylquinoxaline Spectrum

2-Methylquinoxaline(7251-61-8)MS 2-Methylquinoxaline(7251-61-8)¹HNMR 2-Methylquinoxaline(7251-61-8)¹³CNMR 2-Methylquinoxaline(7251-61-8)IR1 2-Methylquinoxaline(7251-61-8)Raman

7251-61-8 (2-Methylquinoxaline) Related Search:

LUMICHROME 2-Methylquinoxaline 2-Quinoxalinecarboxylic acid 6,7-Dichloro-3-(trifluoromethyl)quinoxalin-2(1H)-one S,S-(6-Methylquinoxaline-2,3-diyl)dithiocarbonat

6,7-Dichloro-2-methyl-3-(trifluoromethyl)quinoxaline Alloxazine 3-Methyl-2-quinoxalinol 2,3-Diphenylquinoxaline 2,3-Bis(bromomethyl)quinoxaline

6,7-Dimethyl-2(1H)-quinoxalinone 2-Quinoxalinecarbonyl chloride 2,3-Dimethylquinoxaline 3-Hydroxy-2-quinoxalinecarboxylic acid Ethyl 2-quinoxalinecarboxylate

2,3,6-Trimethylquinoxaline 2-Chloro-3-methyl-quinoxaline 2-Amino-3-methylquinoxaline

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2-methyl-quinoxalin Quinoxaline,2-methyl- 2-METHYLQUINOXALINE 97+% 2-Methylquinoxaline,~96% 2-METHYLQUINOXALINE methylquinoxaline,2-methylchinoxaline 2-Methylquinoxaline, 97% 25GR 2-Methylbenzopyrazine 3-Methylquinoxaline 2-Methylchinoxalin 2-Methylquinoxaline> 2-Methylquinoxaline ISO 9001：2015 REACH tianuf-chem_2-Methylquinoxaline,7251-61-8 2-Methylquinoxaline CAS. NO.7251-61-8 2-Methylquinoxaline in isooctane 7251-61-8 Quinoxalines Heterocyclic Building Blocks Building Blocks Quinolines, Quinazolines and derivatives Building Blocks Heterocyclic Building Blocks Quinoxalines Alphabetical Listings Flavors and Fragrances M-N