Pyromellitic dianhydride, 98%

Name: Pyromellitic dianhydride, 98%
Brand: Vaqora Chemicals
SKU: VQ-019043

About Pyromellitic dianhydride, 98%

Vaqora Chemicals supplies Pyromellitic dianhydride in Synthesis grade, a monomer registered under CAS number 89-32-7, specified at ≥98% purity. With the molecular formula C10H2O6, it has a molar mass of 218.12 g/mol. Its systematic (IUPAC) name is furo[3,4-f][2]benzofuran-1,3,5,7-tetrone. Common synonyms include Benzene-1,2,4,5-tetracarboxylic dianhydride and PMDA.

It is supplied as white to off-white powder or crystals or chunks. Literature values give a melting point of 283-286 °C and a boiling point of 397-400 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span polymerisation, crosslinking and curing and adhesives and coatings. Our customers for this product work in polymers and plastics and paints and coatings.

We offer Pyromellitic dianhydride in 25 g, 100 g, 500 g and 5 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Polymerisation
Crosslinking & curing
Adhesives & coatings

Industries

Specifications & identifiers

Chemical identifiers
Product name	Pyromellitic dianhydride, 98%
Catalogue No.	VQ-019043
CAS Number	89-32-7
IUPAC name	furo[3,4-f][2]benzofuran-1,3,5,7-tetrone
Molecular formula	C₁₀H₂O₆
Molecular weight	218.12 g/mol
Exact mass	217.9851
Grade	Synthesis
Purity / assay	≥98%
HSN code	29173990
InChIKey	ANSXAPJVJOKRDJ-UHFFFAOYSA-N
SMILES	C1=C2C(=CC3=C1C(=O)OC3=O)C(=O)OC2=O
PubChem CID	6966

Physical properties
Physical form	Crystalline
Appearance	White to off-white powder or crystals or chunks
Melting point	283-286 °C
Boiling point	397-400 °C
LogP (XLogP3)	0.7
H-bond donors / acceptors	0 / 6
TPSA	86.7 Å²
Synonyms	Benzene-1,2,4,5-tetracarboxylic dianhydride, PMDA, Pyromellitic anhydride, Pyromellitic acid dianhydride, Pyromellitic acid anhydride, 1,2,4,5-Benzenetetracarboxylic anhydride, 1H,3H-Benzo[1,2-c:4,5-c']difuran-1,3,5,7-tetrone, Pyromellitic 1,2:4,5-dianhydride, 1H,3H-Benzo(1,2-c:4,5-c')difuran-1,3,5,7-tetrone, 1,2,4,5-Benzenetetracarboxylic 1,2:4,5-dianhydride, 1,2,4,5 Benzenetetracarboxylic 1,2:4,5 dianhydride, 1-PMDA

Safety & hazard information (GHS)

Corrosive

Health hazard

Signal word: Danger

Hazard statements

H317May cause an allergic skin reaction
H318Causes serious eye damage
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements: P233, P260, P261, P264 + P265, P271, P272, P280, P284, P302 + P352, P304 + P340, P305 + P354 + P338, P317, P321, P333 + P317, P342 + P316, P362 + P364, P403, 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

Frequently asked questions

What is the CAS number of Pyromellitic dianhydride, 98%?

The CAS Registry Number of Pyromellitic dianhydride, 98% is 89-32-7. It is also known as Benzene-1,2,4,5-tetracarboxylic dianhydride, PMDA, Pyromellitic anhydride.

What is the molecular formula and molecular weight of Pyromellitic dianhydride, 98%?

Pyromellitic dianhydride, 98% has the molecular formula C10H2O6 and a molecular weight of 218.12 g/mol. Its IUPAC name is furo[3,4-f][2]benzofuran-1,3,5,7-tetrone.

Which grade and pack sizes of Pyromellitic dianhydride, 98% can I order?

We supply Pyromellitic dianhydride, 98% in Synthesis (≥98%) grade, in 25 g, 100 g, 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Pyromellitic dianhydride, 98%?

Yes. Every lot of Pyromellitic dianhydride, 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 Pyromellitic dianhydride, 98% be shipped internationally?

Yes. Pyromellitic dianhydride, 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.