2,2',3,4,4',5'-Hexabromodiphenyl ether

Also known as: BDE-138, PBDE 138, BDE No 138, 1,2,3-Tribromo-4-(2,4,5-tribromophenoxy)benzene, 2,2',3,4,4',5'-HexaBDE, 2,2',3,4,4',5'-hexabromodiphenylether, 2,2',3,4,4',5'-Hexabromo[1,1'-oxybisbenzene], Benzene, 1,2,3-tribromo-4-(2,4,5-tribromophenoxy)-, 2,3,4-tribromophenyl 2,4,5-tribromophenyl ether

2,2',3,4,4',5'-Hexabromodiphenyl ether (CAS 182677-30-1) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C12H4Br6O and a molecular weight of 643.584 g/mol. Key properties include a boiling point of 476.1±45.0 °C at 760 mmHg, a density of 2.5±0.1 g/cm3 and a flash point of 198.7±27.2 °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.: 182677-30-1
Jingsj CID: J-1029260-0
Molecular Formula: C₁₂H₄Br₆O
Molecular Weight: 643.584 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	476.1±45.0 °C at 760 mmHg
Density	2.5±0.1 g/cm3
Flash Point	198.7±27.2 °C
Exact Mass	637.536194
PSA	9.23000
LogP	8.82
Vapor Pressure	0.0±1.1 mmHg at 25°C
Refractive Index	1.695
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

Frequently Asked Questions

What is the CAS number of 2,2',3,4,4',5'-Hexabromodiphenyl ether?

The CAS number of 2,2',3,4,4',5'-Hexabromodiphenyl ether is 182677-30-1.

What are the molecular formula and molecular weight of 2,2',3,4,4',5'-Hexabromodiphenyl ether?

2,2',3,4,4',5'-Hexabromodiphenyl ether has molecular formula C12H4Br6O and molecular weight 643.584 g/mol.

Is 2,2',3,4,4',5'-Hexabromodiphenyl ether hazardous?

2,2',3,4,4',5'-Hexabromodiphenyl 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',3,4,4',5'-Hexabromodiphenyl ether?

For 2,2',3,4,4',5'-Hexabromodiphenyl ether, Upstream Products: 1-Bromo-3-iodobenzene, 3-Bromophenol, 3,4-Dibromophenol.

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',3,4,4',5'-Hexabromodiphenyl ether (CAS 182677-30-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1029260-0 (accessed 2026-11-07).

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