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Flame retardants

Bde 49

Also known as 2,2',4,5'-Tetrabromodiphenyl ether, PBDE 49, 1,4-dibromo-2-(2,4-dibromophenoxy)benzene

CAS 243982-82-3Formula C12H6Br4OMolar mass 485.80 g/mol
1 supplier listed
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Bde 49 chemical structure, C12H6Br4O, CAS 243982-82-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
243982-82-3
Formula
C12H6Br4O
Molar mass
485.80 g/mol
HS code
290930
Category
Flame retardants

What is Bde 49?

Plain description, key identifiers and synonyms

2,2',4,5'-Tetrabromodiphenyl ether is an aromatic ether and an organobromine compound.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,4-dibromo-2-(2,4-dibromophenoxy)benzene
CAS number
243982-82-3 CAS number cross-checked
Molecular formula
C12H6Br4O
UNII
D24364111Z
InChIKey
QWVDUBDYUPHNHY-UHFFFAOYSA-N
InChI
InChI=1S/C12H6Br4O/c13-7-2-4-11(10(16)5-7)17-12-6-8(14)1-3-9(12)15/h1-6H
SMILES (canonical and isomeric)
C1=CC(=C(C=C1Br)Br)OC2=C(C=CC(=C2)Br)Br

Synonyms

  • 2,2',4,5'-Tetrabromodiphenyl ether
  • PBDE 49
  • 1,4-dibromo-2-(2,4-dibromophenoxy)benzene
  • Benzene, 1,4-dibromo-2-(2,4-dibromophenoxy)-
  • Benzene, 1,4-dibromo-2-(2,4-dibromophenoxy)-, 1,4-Dibromo-2-(2,4-dibromophenoxy)benzene, 2,2',4,5'-Tetrabromodiphenyl ether, BDE 49, PBDE 49, 2,2',4,5'-TetraBDE
  • PBDE No. 49
  • 2,2a(2),4,5a(2)-Tetrabromodiphenyl ether

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
485.80 g/molcalc.
Exact mass
481.7152 Dacalc.
LogP (octanol/water)
6.53calc.
Topological polar surface area
9.23 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
2calc.
Heavy atoms
17calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccc(Oc2ccccc2)cc1

c1ccc(Oc2ccccc2)cc1

2 rings, 13 atoms, the Diphenyl ether ring system.

9,579 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Bde 49 suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

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  • Cpachem OOD
    Bulgaria, Bogomilovo ManufacturerUnclaimed profile
    Bde 49Grade, purity and minimum order on request
    Price on request
    View

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Where suppliers are based

1 supplier in 1 country

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Bde 49 price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Bde 49 is traded under.

HS 2909.30Indicative HS code

Aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives

World exports in 2024
$470M
−2.2% vs 2023, imports $432M
2019 to 2024
Top exporters
  1. China45.7%
  2. Germany15.7%
  3. India * partner reported9.9%
Top importers
  1. United States14.3%
  2. China11.8%
  3. India * partner reported8.3%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Bde 49 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Bde 49, based on the data on this page

What is Bde 49?

2,2',4,5'-Tetrabromodiphenyl ether is an aromatic ether and an organobromine compound.

What is the CAS number of Bde 49?

The CAS registry number of Bde 49 is 243982-82-3.

What is the molecular formula and weight of Bde 49?

The molecular formula of Bde 49 is C12H6Br4O and its molar mass is 485.80 g/mol.

Is Bde 49 hazardous?

No GHS hazard classification for Bde 49 is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Bde 49?

Bde 49 is usually classified under HS code 290930 (Aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Bde 49?

CompoundList lists 1 supplier of Bde 49 in Bulgaria. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Bde 49?

Suppliers quote Bde 49 on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Bde 49

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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