Citraconic anhydride, 98%

Name: Citraconic anhydride, 98%
Brand: Vaqora Chemicals
SKU: VQ-019088

About Citraconic anhydride, 98%

Listed under CAS 616-02-4, Citraconic anhydride is a polymer additive available from Vaqora Chemicals with a typical assay of 98%. With the molecular formula C5H4O3, it has a molar mass of 112.08 g/mol. Systematically, it is named 3-methylfuran-2,5-dione. Common synonyms include 2-Methylmaleic anhydride and 3-Methyl-2,5-furandione.

In its supplied form it is a colourless to light yellow liquid. Key physical data: a density of 1.247 g/mL at 25 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for polymerisation initiation, plasticising and modification and plastics compounding. Our customers for this product work in polymers and plastics.

Available in 25 g, 100 g and 500 g packs, Citraconic anhydride is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Polymerisation initiation
Plasticising & modification
Plastics compounding

Industries

Specifications & identifiers

Chemical identifiers
Product name	Citraconic anhydride, 98%
Catalogue No.	VQ-019088
CAS Number	616-02-4
IUPAC name	3-methylfuran-2,5-dione
Molecular formula	C₅H₄O₃
Molecular weight	112.08 g/mol
Exact mass	112.016
Purity / assay	98%
HSN code	29399900
InChIKey	AYKYXWQEBUNJCN-UHFFFAOYSA-N
SMILES	CC1=CC(=O)OC1=O
PubChem CID	12012

Physical properties
Physical form	Liquid
Appearance	Colourless to light yellow liquid
Density	1.247 g/mL at 25 °C
LogP (XLogP3)	0.2
H-bond donors / acceptors	0 / 3
TPSA	43.4 Å²
Synonyms	2-Methylmaleic anhydride, 3-Methyl-2,5-furandione, Citraconic acid anhydride, Methylmaleic anhydride, Monomethylmaleic anhydride, Citraconic Anhydrides, Anhydride, Citraconic, Anhydrides, Citraconic, Methylmaleic Anhydrides, Anhydrides, Methylmaleic, 2 Methylmaleic Anhydride, Anhydride, 2-Methylmaleic

Safety & hazard information (GHS)

Corrosive

Toxic

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H311Toxic in contact with skin
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H318Causes serious eye damage
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H335May cause respiratory irritation

Precautionary statements: P233, P260, P261, P262, P264, P264 + P265, P270, P271, P272, P280, P284, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P319, P321, P333 + P317, P342 + P316, P361 + P364, P362 + P364

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

Frequently asked questions

What is the CAS number of Citraconic anhydride, 98%?

The CAS Registry Number of Citraconic anhydride, 98% is 616-02-4. It is also known as 2-Methylmaleic anhydride, 3-Methyl-2,5-furandione, Citraconic acid anhydride.

What is the molecular formula and molecular weight of Citraconic anhydride, 98%?

Citraconic anhydride, 98% has the molecular formula C5H4O3 and a molecular weight of 112.08 g/mol. Its IUPAC name is 3-methylfuran-2,5-dione.

Which grade and pack sizes of Citraconic anhydride, 98% can I order?

We supply Citraconic anhydride, 98% in (98%) grade, in 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Citraconic anhydride, 98%?

Yes. Every lot of Citraconic anhydride, 98% 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 Citraconic anhydride, 98% be shipped internationally?

Yes. Citraconic anhydride, 98% 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.