1,2,4-Benzenetricarboxylic anhydride, 97%

Name: 1,2,4-Benzenetricarboxylic anhydride, 97%
Brand: Vaqora Chemicals
SKU: VQ-018981

About 1,2,4-Benzenetricarboxylic anhydride, 97%

1,2,4-Benzenetricarboxylic anhydride is a monomer carrying the CAS registry number 552-30-7, specified at 97% purity. With the molecular formula C9H4O5, it has a molar mass of 192.12 g/mol. Systematically, it is named 1,3-dioxo-2-benzofuran-5-carboxylic acid. Alternative names: Benzene-1,2,4-tricarboxylic anhydride and Trimellitic anhydride.

In its supplied form it is white to off-white chunks. Reported physical data include a melting point of 163-166 °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.

Typical applications include polymerisation, crosslinking and curing, adhesives and coatings and dyes and pigments manufacture. Our customers for this product work in polymers and plastics, paints and coatings and textiles and dyeing.

Available in 250 g, 1 kg, 5 kg and 25 kg packs, 1,2,4-Benzenetricarboxylic anhydride is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Polymerisation
Crosslinking & curing
Adhesives & coatings
Dyes & pigments manufacture

Industries

Specifications & identifiers

Chemical identifiers
Product name	1,2,4-Benzenetricarboxylic anhydride, 97%
Catalogue No.	VQ-018981
CAS Number	552-30-7
IUPAC name	1,3-dioxo-2-benzofuran-5-carboxylic acid
Molecular formula	C₉H₄O₅
Molecular weight	192.12 g/mol
Exact mass	192.0059
Purity / assay	97%
HSN code	29173990
InChIKey	SRPWOOOHEPICQU-UHFFFAOYSA-N
SMILES	C1=CC2=C(C=C1C(=O)O)C(=O)OC2=O
PubChem CID	11089

Physical properties
Physical form	Solid
Appearance	White to off-white chunks
Melting point	163-166 °C
Solubility	Hydrolyzes in water. Soluble in ethanol, acetone, and most other organic solvents.
LogP (XLogP3)	0.8
H-bond donors / acceptors	1 / 5
TPSA	80.7 Å²
Synonyms	Benzene-1,2,4-tricarboxylic anhydride, Trimellitic anhydride, 1,2,4-Benzenetricarboxylic anhydride, Anhydrotrimellitic acid, Trimellitic acid anhydride, 4-Carboxyphthalic anhydride, Trimellitic acid 1,2-anhydride, Trimellic acid anhydride, 1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid, 1,3-Dioxo-5-phthalancarboxylic acid, Trimellic acid 1,2-anhydride, 1,3-Dioxo-1,3-dihydro-2-benzofuran-5-carboxylic acid

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

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
H335May cause respiratory irritation

Precautionary statements: P233, P260, P261, P264 + P265, P271, P272, P280, P284, P302 + P352, P304 + P340, P305 + P354 + P338, P317, P319, P321, P333 + P317, P342 + P316, P362 + P364, P403, 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

Frequently asked questions

What is the CAS number of 1,2,4-Benzenetricarboxylic anhydride, 97%?

The CAS Registry Number of 1,2,4-Benzenetricarboxylic anhydride, 97% is 552-30-7. It is also known as Benzene-1,2,4-tricarboxylic anhydride, Trimellitic anhydride, 1,2,4-Benzenetricarboxylic anhydride.

What is the molecular formula and molecular weight of 1,2,4-Benzenetricarboxylic anhydride, 97%?

1,2,4-Benzenetricarboxylic anhydride, 97% has the molecular formula C9H4O5 and a molecular weight of 192.12 g/mol. Its IUPAC name is 1,3-dioxo-2-benzofuran-5-carboxylic acid.

Which grade and pack sizes of 1,2,4-Benzenetricarboxylic anhydride, 97% can I order?

We supply 1,2,4-Benzenetricarboxylic anhydride, 97% in (97%) grade, in 250 g, 1 kg, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1,2,4-Benzenetricarboxylic anhydride, 97%?

Yes. Every lot of 1,2,4-Benzenetricarboxylic anhydride, 97% 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 1,2,4-Benzenetricarboxylic anhydride, 97% be shipped internationally?

Yes. 1,2,4-Benzenetricarboxylic anhydride, 97% 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.