Decabromodiphenyl oxide

Also known as: Decabromodiphenyl ether, Pentabromophenyl ether, BDE-209, DBDPO, 1,1'-Oxybis(2,3,4,5,6-pentabromobenzene), 2,2',3,3',4,4',5,5',6,6'-Decabromodiphenyl ether, Perbromodiphenyl ether, FR-10, FR-300BA

Decabromodiphenyl oxide (CAS 1163-19-5) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C12Br10O and a molecular weight of 959.168 g/mol. Key properties include a melting point of 302.5 ºC, a boiling point of 425 ºC, a density of 3.0±0.1 g/cm3 and a flash point of 241.4±28.6 °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.: 1163-19-5
Jingsj CID: J-1040853-1
Molecular Formula: C₁₂Br₁₀O
Molecular Weight: 959.168 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	302.5 ºC
Boiling Point	425 ºC
Density	3.0±0.1 g/cm3
Flash Point	241.4±28.6 °C
Exact Mass	949.178223
PSA	9.23000
LogP	11.24
Vapor Pressure	0.0±1.5 mmHg at 25°C
Refractive Index	1.738
Additional Property	<0.1 g/100 mL at 20 ºC

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
H373 — May cause damage to organs through prolonged exposure
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 Decabromodiphenyl oxide?

The CAS number of Decabromodiphenyl oxide is 1163-19-5.

What are the molecular formula and molecular weight of Decabromodiphenyl oxide?

Decabromodiphenyl oxide has molecular formula C12Br10O and molecular weight 959.168 g/mol.

Is Decabromodiphenyl oxide hazardous?

Decabromodiphenyl oxide 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 Decabromodiphenyl oxide?

For Decabromodiphenyl oxide, Upstream Products: Diphenyl ether, Aluminium bromide; Downstream Products: Ethene,1,1,2,2-tetrabromo-, PERBROMOBENZENE, 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. "Decabromodiphenyl oxide (CAS 1163-19-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1040853-1 (accessed 2026-11-07).

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