2,2',4,4'-Tetrabromodiphenyl ether

Also known as: bis(2,4-dibromophenyl) ether, 1,1'-oxybis(2,4-dibromobenzene), 2,4-dibromo-1-(2,4-dibromophenoxy)benzene, BDE 47, PBDE 47, 2,2',4,4'-TetraBDE, BDE No 47

2,2',4,4'-Tetrabromodiphenyl ether (CAS 5436-43-1) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C12H6Br4O and a molecular weight of 485.791 g/mol. Key properties include a melting point of 83-84℃ (ethanol ), a boiling point of 395.5±42.0 °C at 760 mmHg, a density of 2.2±0.1 g/cm3 and a flash point of 162.8±26.4 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H304 and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5436-43-1
Jingsj CID: J-16934-3
Molecular Formula: C₁₂H₆Br₄O
Molecular Weight: 485.791 g/mol
Category: Ethers
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	83-84℃ (ethanol )
Boiling Point	395.5±42.0 °C at 760 mmHg
Density	2.2±0.1 g/cm3
Flash Point	162.8±26.4 °C
Exact Mass	481.715179
PSA	9.23000
LogP	7.39
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.665
Storage Conditions	2-8°C

GHS Safety & Compliance

Flammable / Irritant / Health Hazard / Environmental HazardSignal word: Danger

H225 — Highly flammable liquid and vapour
H304
H315 — Causes skin irritation
H336 — May cause drowsiness or dizziness
H410 — Very toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code	2903999090
Summary	2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,2',4,4'-Tetrabromodiphenyl ether?

The CAS number of 2,2',4,4'-Tetrabromodiphenyl ether is 5436-43-1.

What are the molecular formula and molecular weight of 2,2',4,4'-Tetrabromodiphenyl ether?

2,2',4,4'-Tetrabromodiphenyl ether has molecular formula C12H6Br4O and molecular weight 485.791 g/mol.

Is 2,2',4,4'-Tetrabromodiphenyl ether hazardous?

2,2',4,4'-Tetrabromodiphenyl ether has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H304; H315 — Causes skin irritation.

What are the upstream and downstream products of 2,2',4,4'-Tetrabromodiphenyl ether?

For 2,2',4,4'-Tetrabromodiphenyl ether, Upstream Products: 2,2'-Dibromodiphenyl ether, Diphenyl ether, molecular iodine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "2,2',4,4'-Tetrabromodiphenyl ether (CAS 5436-43-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16934-3 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.