4,5,6,7-Tetrabromo-1,3-Isobenzofurandione

U.S. production volumes are classified as confidential business information.

Molecular structure of 632-79-1
US ProductionCBI
Import Value$316M
Top SourceSouth Korea 19%

The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.

Where It Comes From

Customs basis: HS 291739 · basket

These shares come from HS customs code 291739, which covers 32 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
KR 19%South KoreaCN 19%ChinaIN 18%IndiaES 13%SpainCA 9%Canada
EPA-registered manufacturers (1)
Lanxess
EPA-registered importers (1)
Lanxess

Why It Matters

Sectors
TransportationConstructionPlastics & RubberPaints & CoatingsCore Chemicals
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 11 sectors as 3 functional roles.

  • •Intermediate in All Other Basic Organic Chemical Manufacturing (45%)Processing as a reactant
  • •Flame retardant in Plastics Material and Resin Manufacturing (55%)Processing—incorporation into formulation, mixture, or reaction product
  • •Monomers in Plastics Material and Resin Manufacturing (100%)Processing as a reactant
  • •Flame retardant in Asphalt Paving, Roofing, and Coating Materials ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •Flame retardant in Synthetic Rubber ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •Flame retardant in Paint and Coating ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •Flame retardant in Custom Compounding of Purchased ResinsProcessing—incorporation into formulation, mixture, or reaction product
  • •Flame retardant in Plastics Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •Flame retardant in Rubber Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •Flame retardant in Transportation Equipment ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •Flame retardant in ConstructionProcessing—incorporation into formulation, mixture, or reaction product
  • •Flame retardant in Wood Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.07/gAaron Chemicals LLC
CountryHong Kong
Pack$35.00 / 500 g
Purity98%
Vendors21 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

20 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina → Hong Kong$0.08500 g98%
ChemsceneUnited States$0.081 kg—
BLD Pharmatech GmbHGermany$0.081 kg98%
BLD Pharmatech Ltd.China$0.081 kg98%
AK Scientific SpecializedUnited States$0.081 kg95%
A2B Chem LLCUnited States$0.09500 g95%
AA BLOCKSUnited States$0.11500 g95%
BLD Pharmatech Co., LimitedUnited States$0.111 kg98%
Ambeed, Inc.United States$0.111 kg98%
AK Scientific, Inc.United States$0.111 kg98%
Combi-Blocks, Inc.United States$0.251 kg95%
Angene International LimitedUnited States$0.27500 g98%
Fluorochem EUGermany$0.3425 g95%
Fluorochem UKUnited Kingdom$0.3425 g95%
ALFA AESARGermany$0.36500 g98%
Sigma-Aldrich (Rush Stock)Germany$0.73100 g98%
Sigma-AldrichGermany$0.73100 g98%
AstaTech (2 weeks)United States$7.205 g95%
Otava, Ltd.Ukraine$460.00250 mg95%
AngeneChina → Hong Kong$4266.6730 mg98%

Chemical Identity

CAS632-79-1
PubChem CID12443
DTXSIDDTXSID6026084
FormulaC8Br4O3
Mol. Weight463.7 g/mol
SMILESC12=C(C(=C(C(=C1Br)Br)Br)Br)C(=O)OC2=O

Data Sources

DTXSID60260842026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

124432026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/12443/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/12443.json

632-79-12026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 632-79-12026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv

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