2-Ethylhexyl 2,3,4,5-tetrabromobenzoate

CAS 183658-27-7

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

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import volumeZero

Top sourceNo public record

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023.

Where It Comes From

EPA reports by year

2023: US production Confidential · Imports Zero
2019: US production Confidential · Imports Confidential

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Ascent Industries

Domestic parents -- activity not disclosed (1)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Lanxess

Why It Matters

Sectors

TransportationConstructionPlastics & RubberConsumer ProductsPaints & Coatings

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

•Fire extinguishing agent in Not Known or Reasonably AscertainableNot Known or Reasonably Ascertainable

Vendor Pricing

$398.60/gAaron Chemicals LLC

CountryHong Kong

Pack$1993.00 / 5 g

Purity95%

Vendors12 available

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

11 more vendors

Vendor	Country	$/g	Pack	Purity
Combi-Blocks, Inc.	United States	$413.00	5 g	95%
BLD Pharmatech Ltd.	China	$435.20	5 g	95%
Angene Chemical	China → Hong Kong	$455.80	5 g	95%
BLD Pharmatech Co., Limited	United States	$478.80	5 g	95%
Ambeed, Inc.	United States	$478.80	5 g	95%
A2B Chem LLC	United States	$620.00	1 g	95%
AA BLOCKS	United States	$690.00	1 g	95%
AstaTech (2 weeks)	United States	$3880.00	250 mg	95%
MedChemExpress MCE	Sweden	$12003.20	100 mg	87.8%
A2B Chem LLC (1 week)	United States	$520000.00	1 mg	98%
AA BLOCKS (1 week)	United States	$574000.00	1 mg	98%

Chemical Identity

CAS183658-27-7

PubChem CID71316600

DTXSIDDTXSID9052686

FormulaC15H18Br4O2

Mol. Weight549.9 g/mol

SMILESCCCCC(CC)COC(=O)C1=CC(=C(C(=C1Br)Br)Br)Br

Data Sources

EPA CompTox (DSSTox) · DTXSID9052686Retrieved 2026-04-06
PubChem · compound 71316600Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04

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Brief citations

2-Ethylhexyl 2,3,4,5-tetrabromobenzoate (CAS 183658-27-7) https://chemicalindependence.com/chemical/183658-27-7/ EPA CompTox (DSSTox): DTXSID9052686. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID9052686 PubChem: 71316600. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/71316600 EPA Chemical Data Reporting: 183658-27-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 183658-27-7. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting