3,4-Dimethyl-2,5-Furandione

Name: 3,4-Dimethyl-2,5-Furandione
Brand: Vaqora Chemicals
SKU: VQ-009094

About 3,4-Dimethyl-2,5-Furandione

Listed under CAS 766-39-2, 3,4-Dimethyl-2,5-Furandione is an acylating agent available from Vaqora Chemicals. With the molecular formula C6H6O3, it has a molar mass of 126.11 g/mol. The IUPAC name is 3,4-dimethylfuran-2,5-dione. Common synonyms include 2,3-Dimethylmaleic Anhydride and 2,3-Dimethylmalonic anhydride.

Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span organic synthesis and API synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 3,4-Dimethyl-2,5-Furandione in 10 mg and 25 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. Stock is available for quick dispatch. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	3,4-Dimethyl-2,5-Furandione
Catalogue No.	VQ-009094
CAS Number	766-39-2
IUPAC name	3,4-dimethylfuran-2,5-dione
Molecular formula	C₆H₆O₃
Molecular weight	126.11 g/mol
Exact mass	126.0317
Grade	Reference Standard
InChIKey	MFGALGYVFGDXIX-UHFFFAOYSA-N
SMILES	CC1=C(C(=O)OC1=O)C
PubChem CID	13010

Physical properties
Physical form	Other
LogP (XLogP3)	0.6
H-bond donors / acceptors	0 / 3
TPSA	43.4 Å²
Synonyms	2,3-Dimethylmaleic Anhydride, 3,4-Dimethyl-2,5-furandione, 2,3-Dimethylmalonic anhydride, Dimethylmaleic anhydride, 2,5-Furandione, 3,4-dimethyl-, Pyrocinchonic anhydride, Maleic anhydride, dimethyl-, Dimethylmaleic acid anhydride, alpha,beta-Dimethylmaleic anhydride, 2,3-dimethyl maleic anhydride, 3,4-Dimethyl-furan-2,5-dione, dimethyl-2,5-dihydrofuran-2,5-dione

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 766-39-2

2,3-Dimethylmaleic anhydride, 98%

CAS: 766-39-2
Formula: C₆H₆O₃
MW: 126.11 g/mol

VQ-019066

Frequently asked questions

What is the CAS number of 3,4-Dimethyl-2,5-Furandione?

The CAS Registry Number of 3,4-Dimethyl-2,5-Furandione is 766-39-2. It is also known as 2,3-Dimethylmaleic Anhydride, 3,4-Dimethyl-2,5-furandione, 2,3-Dimethylmalonic anhydride.

What is the molecular formula and molecular weight of 3,4-Dimethyl-2,5-Furandione?

3,4-Dimethyl-2,5-Furandione has the molecular formula C6H6O3 and a molecular weight of 126.11 g/mol. Its IUPAC name is 3,4-dimethylfuran-2,5-dione.

Which grade and pack sizes of 3,4-Dimethyl-2,5-Furandione can I order?

We supply 3,4-Dimethyl-2,5-Furandione in Reference Standard grade, in 10 mg, 25 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3,4-Dimethyl-2,5-Furandione?

Yes. Every lot of 3,4-Dimethyl-2,5-Furandione is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 3,4-Dimethyl-2,5-Furandione be shipped internationally?

Yes. 3,4-Dimethyl-2,5-Furandione is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.