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4,5-DIMETHYL-2-FURALDEHYDE

4,5-DIMETHYL-2-FURALDEHYDE structure

CAS No.: 52480-43-0

Chemical Name:: 4,5-DIMETHYL-2-FURALDEHYDE

Synonyms: 4,5-DIMETHYLFURFURAL;Furfural Impurity 19;4,5-Dimethylfurfural>4,5-DIMETHYL-2-FURALDEHYD;4,5-DIMETHYL-2-FURALDEHYDE;4,5-Dimethyl-2-furaldehyde,97%;4,5-diMethylfuran-2-carbaldehyde;4,5-DIMETHYL-2-FURANCARBOXALDEHYD;4,5-DIMETHYL-2-FURANCARBOXALDEHYDE;2-Furancarboxaldehyde, 4,5-dimethyl-

CBNumber:: CB4414898

Molecular Formula:: C7H8O2

Molecular Weight:: 124.14

MDL Number:: MFCD00085030

MOL File:: 52480-43-0.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-28 02:44:11

Product description	Number	Pack Size	Price
4,5-Dimethyl-2-furaldehyde 97%	440639	1g	$70.8
4,5-Dimethyl-2-furaldehyde 97%	440639	5g	$336
4,5-Dimethylfurfural >97.0%(GC)	D2639	1g	$78
4,5-Dimethylfurfural >97.0%(GC)	D2639	5g	$273
4,5-Dimethylfurfural ≥97%(GC)	42876	1G	$106.16

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4,5-DIMETHYL-2-FURALDEHYDE Properties

Boiling point	98-100 °C/12 mmHg (lit.)
Density	1.016 g/mL at 25 °C (lit.)
refractive index	n20/D 1.529(lit.)
Flash point	151 °F
storage temp.	Keep in dark place,Inert atmosphere,Room temperature
form	clear liquid
color	Colorless to Yellow
Sensitive	Air & Light Sensitive
BRN	107585
InChI	1S/C7H8O2/c1-5-3-7(4-8)9-6(5)2/h3-4H,1-2H3
InChIKey	JPTPEPVCVXGNJM-UHFFFAOYSA-N
SMILES	Cc1cc(C=O)oc1C
CAS DataBase Reference	52480-43-0(CAS DataBase Reference)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H227-H315-H319
Precautionary statements	P210e-P280a-P305+P351+P338-P501a-P210-P280-P370+P378-P403+P235-P501
PPE	Eyeshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes	Xi
Risk Statements	36/38
Safety Statements	24/25-37-26-23
WGK Germany	3
HS Code	29321900
Storage Class	10 - Combustible liquids

4,5-DIMETHYL-2-FURALDEHYDE price More Price(33)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	440639	4,5-Dimethyl-2-furaldehyde 97%	52480-43-0	1g	$70.8	2026-04-30	Buy
Sigma-Aldrich	440639	4,5-Dimethyl-2-furaldehyde 97%	52480-43-0	5g	$336	2026-04-30	Buy
TCI Chemical	D2639	4,5-Dimethylfurfural >97.0%(GC)	52480-43-0	1g	$78	2023-01-07	Buy
TCI Chemical	D2639	4,5-Dimethylfurfural >97.0%(GC)	52480-43-0	5g	$273	2021-12-16	Buy
Chem-Impex	42876	4,5-Dimethylfurfural ≥97%(GC)	52480-43-0	1G	$106.16	2026-05-19	Buy

Product number	Packaging	Price	Buy
440639	1g	$70.8	Buy
440639	5g	$336	Buy
D2639	1g	$78	Buy
D2639	5g	$273	Buy
42876	1G	$106.16	Buy

4,5-DIMETHYL-2-FURALDEHYDE Chemical Properties,Uses,Production

Chemical Properties

clear colorless to yellowish liquid

Uses

2,6-Dimethyl-4-pyrrone has been reported to undergo photochemical rearrangement to afford 4,5-dimethyl-2-furaldehyde. Mechanism of this photorearrangement has been described.

Synthesis Reference(s)

Journal of the American Chemical Society, 85, p. 1208, 1963 DOI: 10.1021/ja00891a046
The Journal of Organic Chemistry, 49, p. 2512, 1984 DOI: 10.1021/jo00187a047

General Description

2,6-Dimethyl-4-pyrrone has been reported to undergo photochemical rearrangement to afford 4,5-dimethyl-2-furaldehyde. Mechanism of this photorearrangement has been described.

4,5-DIMETHYL-2-FURALDEHYDE Preparation Products And Raw materials

Raw materials

Preparation Products

3-(4,5-DIMETHYL-2-FURANYL)ACRYLIC ACID

4,5-DIMETHYL-2-FURALDEHYDE Suppliers

Global( 71)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49979	58
Career Henan Chemica Co	+86-0371-86658258 +8613203830695	laboratory@coreychem.com	China	30225	58
Dayang Chem (Hangzhou) Co.,Ltd.	+86-0571-88938639 +8617705817739	info@dycnchem.com	China	52705	58
Hebei Chuanghai Biotechnology Co., Ltd	+8615531151365	mina@chuanghaibio.com	China	18126	58
GIHI CHEMICALS CO.,LIMITED	+86-571-86217390; +8618058761490	info@gihichemicals.com	China	49967	58
Aladdin Scientific		tp@aladdinsci.com	United States	52923	58
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.	+8618950047208	ellena@amitychem.com	China	43414	58
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131957	58
Mainchem Co., Ltd.	+86-0592-6210733	sale@mainchem.com	China	32343	55
J & K SCIENTIFIC LTD.	18210857532; 18210857532	jkinfo@jkchemical.com	China	96815	76

Supplier	Advantage
CONIER CHEM AND PHARMA LIMITED	58
Career Henan Chemica Co	58
Dayang Chem (Hangzhou) Co.,Ltd.	58
Hebei Chuanghai Biotechnology Co., Ltd	58
GIHI CHEMICALS CO.,LIMITED	58
Aladdin Scientific	58
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.	58
Amadis Chemical Company Limited	58
Mainchem Co., Ltd.	55
J & K SCIENTIFIC LTD.	76

4,5-DIMETHYL-2-FURALDEHYDE Spectrum

4,5-DIMETHYL-2-FURALDEHYDE(52480-43-0)IR

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4,5-DIMETHYLFURFURAL 4,5-DIMETHYL-2-FURALDEHYD 4,5-DIMETHYL-2-FURALDEHYDE 4,5-DIMETHYL-2-FURANCARBOXALDEHYD 4,5-DIMETHYL-2-FURANCARBOXALDEHYDE 4,5-diMethylfuran-2-carbaldehyde 4,5-Dimethylfuran-2-carboxaldehyde, 2,3-Dimethyl-5-formylfuran 4,5-Dimethyl-2-furancarboxaldehyde, GC 97% 4,5-Dimethyl-2-furancarboxaldehyde,97% 4,5-Dimethyl-2-furaldehyde,97% 4,5-Dimethylfurfural> 2-Furancarboxaldehyde, 4,5-dimethyl- Furfural Impurity 19 52480-43-0 Building Blocks Heterocyclic Building Blocks Furans ALDEHYDE