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Flame retardants

Pbb 153

Also known as 2,2',4,4',5,5'-Hexabromobiphenyl, 1,1'-Biphenyl, 2,2',4,4',5,5'-hexabromo-, 2,4,5,2',4',5'-Hexabromobiphenyl

CAS 59080-40-9Formula C12H4Br6Molar mass 627.59 g/molEC 614-131-1
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Pbb 153 chemical structure, C12H4Br6, CAS 59080-40-9
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
White solid
Boiling point
72 °C
Solubility
In water, 0.011 mg/L at 25 °C
HS code
290399
Category
Flame retardants
Illustrative photo, fine white powder in an amber glass reagent bottle on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Pbb 153?

Plain description, key identifiers and synonyms

2,2',4,4',5,5'-hexabromobiphenyl is a polybromobiphenyl that is biphenyl in which the hydrogens at positions 2, 2', 4, 4', 5, and 5' have been replace by bromines. It is a polybromobiphenyl and a brominated flame retardant.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,2,4-tribromo-5-(2,4,5-tribromophenyl)benzene
CAS number
59080-40-9 CAS number cross-checkedOther or deprecated CAS: 67774-32-7
EC numbers
614-131-1, 690-237-1
Molecular formula
C12H4Br6
UNII
9S2PWX7KBN
InChIKey
HMBBJSKXDBUNNT-UHFFFAOYSA-N
InChI
InChI=1S/C12H4Br6/c13-7-3-11(17)9(15)1-5(7)6-2-10(16)12(18)4-8(6)14/h1-4H
SMILES (canonical and isomeric)
C1=C(C(=CC(=C1Br)Br)Br)C2=CC(=C(C=C2Br)Br)Br

Synonyms

  • 2,2',4,4',5,5'-Hexabromobiphenyl
  • 1,1'-Biphenyl, 2,2',4,4',5,5'-hexabromo-
  • 2,4,5,2',4',5'-Hexabromobiphenyl
  • 2,2',4,4',5,5'-Hexabromo-1,1'-biphenyl
  • 1,2,4-tribromo-5-(2,4,5-tribromophenyl)benzene
  • 2,2'4,4',5,5'-Hexabromo-1,1'-biphenyl
  • 2,2'4,4'5,5'-Hexabromo-1,1'-biphenyl
  • Firemaster ff 1.
  • 2,2',4,4',5,5'-Hexabromobiphenyl (PBB 153)
  • PBB No. 153
  • 2,2',4,4',5,5'-Hexabromo biphenyl
  • 2,2',4,4',5,5'-hexabromo[biphenyl]
  • PBB-No. 153 10 |Ig/mL in Cyclohexane
  • PBB-No. 153 100 |Ig/mL in Isooctane
  • PBB No. 153 10 microg/mL in Cyclohexane
  • PBB-No. 153 100 microg/mL in Isooctane

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

Appearance
White solidexp.
Boiling point
72 °Cexp.
Solubility
In water, 0.011 mg/L at 25 °Cexp.
Vapour pressure
5.2 × 10⁻⁸ mm Hg at 25 °Cexp.

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
627.59 g/molcalc.
Exact mass
621.5413 Dacalc.
LogP (octanol/water)
7.93calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
1calc.
Heavy atoms
18calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Fails (2 violations)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(-c2ccccc2)cc1

c1ccc(-c2ccccc2)cc1

2 rings, 12 atoms, the Biphenyl ring system.

32,228 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.

Pbb 153 suppliers

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Pbb 153 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

Ingredient in flame retardants. (Former use).

Formerly a fire retardant for ABS plastics, coatings, lacquers and polyurethane foams.

How it is made

Bromination of biphenyl

/PBBs are/ produced by bromination of biphenyl with bromine chloride in presence of iron or friedel-crafts catalyst in closed vessel.

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 Pbb 153 is traded under.

HS 2903.99Indicative HS code

Halogenated derivatives of aromatic hydrocarbons, other

World exports in 2024
$798M
−15.8% vs 2023, imports $786M
2019 to 2024
Top exporters
  1. China51.0%
  2. United States15.9%
  3. Belgium8.6%
Top importers
  1. India * partner reported16.1%
  2. United States14.7%
  3. Germany10.9%

* Partner reported figures, a lower bound.

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

The HS code shown for Pbb 153 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Pbb 153, based on the data on this page

What is Pbb 153?

2,2',4,4',5,5'-hexabromobiphenyl is a polybromobiphenyl that is biphenyl in which the hydrogens at positions 2, 2', 4, 4', 5, and 5' have been replace by bromines. It is a polybromobiphenyl and a brominated flame retardant.

What is the CAS number of Pbb 153?

The CAS registry number of Pbb 153 is 59080-40-9. Other or deprecated CAS numbers: 67774-32-7.

What is the molecular formula and weight of Pbb 153?

The molecular formula of Pbb 153 is C12H4Br6 and its molar mass is 627.59 g/mol.

What is Pbb 153 used for?

Ingredient in flame retardants. (Former use). Formerly a fire retardant for ABS plastics, coatings, lacquers and polyurethane foams.

Is Pbb 153 hazardous?

No GHS hazard classification for Pbb 153 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 Pbb 153?

Pbb 153 is usually classified under HS code 290399 (Halogenated derivatives of aromatic hydrocarbons, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Pbb 153?

Post a free request on CompoundList and suppliers of Pbb 153 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Pbb 153?

Suppliers quote Pbb 153 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 Pbb 153

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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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