2,4,4'-Tribromodiphenyl ether

Also known as: BDE No 28, BDE 28, 2,4,4'-TriBDE, 2,4-Dibromo-1-(4-bromophenoxy)benzene, 4-Bromophenyl 2,4-dibromophenyl ether

2,4,4'-Tribromodiphenyl ether (CAS 41318-75-6) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C12H7Br3O and a molecular weight of 406.895 g/mol. Key properties include a melting point of 55-58°C(lit.), a boiling point of 370.7±32.0 °C at 760 mmHg, a density of 2.0±0.1 g/cm3 and a flash point of 151.8±23.6 °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.: 41318-75-6
Jingsj CID: J-1493108-6
Molecular Formula: C₁₂H₇Br₃O
Molecular Weight: 406.895 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	55-58°C(lit.)
Boiling Point	370.7±32.0 °C at 760 mmHg
Density	2.0±0.1 g/cm3
Flash Point	151.8±23.6 °C
Exact Mass	403.804688
PSA	9.23000
LogP	6.70
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.647
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	2909309090
Summary	2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives 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 2,4,4'-Tribromodiphenyl ether?

The CAS number of 2,4,4'-Tribromodiphenyl ether is 41318-75-6.

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

2,4,4'-Tribromodiphenyl ether has molecular formula C12H7Br3O and molecular weight 406.895 g/mol.

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

2,4,4'-Tribromodiphenyl 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 2,4,4'-Tribromodiphenyl ether?

For 2,4,4'-Tribromodiphenyl ether, Upstream Products: 2,4-Dibromophenol, Bromobenzene, Diphenyl ether.

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. "2,4,4'-Tribromodiphenyl ether (CAS 41318-75-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1493108-6 (accessed 2026-11-07).

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