Tetrabromophthalic anhydride, 98%

Name: Tetrabromophthalic anhydride, 98%
Brand: Vaqora Chemicals
SKU: VQ-019051

About Tetrabromophthalic anhydride, 98%

Vaqora Chemicals supplies Tetrabromophthalic anhydride in Synthesis grade, a monomer registered under CAS number 632-79-1 with a typical assay of 98%. Formula C8Br4O3, molecular weight 463.7 g/mol. The IUPAC name is 4,5,6,7-tetrabromo-2-benzofuran-1,3-dione. Common synonyms include Bromphthal and FireMaster PHT 4.

It is supplied as a powder. Reported physical data include a melting point of 269-271 °C. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include polymerisation, crosslinking and curing, adhesives and coatings and flame retardants. Buyers come mainly from polymers and plastics and paints and coatings.

Available in 100 g, 250 g and 1 kg packs, Tetrabromophthalic anhydride is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Polymerisation
Crosslinking & curing
Adhesives & coatings
Flame retardants

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tetrabromophthalic anhydride, 98%
Catalogue No.	VQ-019051
CAS Number	632-79-1
IUPAC name	4,5,6,7-tetrabromo-2-benzofuran-1,3-dione
Molecular formula	C₈Br₄O₃
Molecular weight	463.7 g/mol
Exact mass	463.654
Grade	Synthesis
Purity / assay	98%
HSN code	29173990
InChIKey	QHWKHLYUUZGSCW-UHFFFAOYSA-N
SMILES	C12=C(C(=C(C(=C1Br)Br)Br)Br)C(=O)OC2=O
PubChem CID	12443

Physical properties
Physical form	Powder
Appearance	Powder
Melting point	269-271 °C
LogP (XLogP3)	4.1
H-bond donors / acceptors	0 / 3
TPSA	43.4 Å²
Synonyms	Bromphthal, FireMaster PHT 4, Bromophthal, Tetrabromophthalic acid anhydride, 1,3-Isobenzofurandione, 4,5,6,7-tetrabromo-, Phthalic anhydride, tetrabromo-, Saytex RB 49, PHT 4, Phthalic acid, tetrabromo-, anhydride, Dion 6692, FG 400, 4,5,6,7-tetrabromoisobenzofuran-1,3-dione

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H317May cause an allergic skin reaction

Precautionary statements: P261, P272, P280, P302 + P352, P321, P333 + P317, P362 + P364, 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 Tetrabromophthalic anhydride, 98%?

The CAS Registry Number of Tetrabromophthalic anhydride, 98% is 632-79-1. It is also known as Bromphthal, FireMaster PHT 4, Bromophthal.

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

Tetrabromophthalic anhydride, 98% has the molecular formula C8Br4O3 and a molecular weight of 463.7 g/mol. Its IUPAC name is 4,5,6,7-tetrabromo-2-benzofuran-1,3-dione.

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

We supply Tetrabromophthalic anhydride, 98% in Synthesis (98%) grade, in 100 g, 250 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

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

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

Yes. Tetrabromophthalic 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.