CompoundList
Sign in
Flame retardants

Pentabromophenol

Also known as 2,3,4,5,6-Pentabromophenol, Phenol, pentabromo-, Flammex 5BP

CAS 608-71-9Formula C6HBr5OMolar mass 488.59 g/molEC 210-167-3
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Harmful or irritant, Hazardous to the environment 2 suppliers listed
Get quotes Compare 2 suppliers
Pentabromophenol chemical structure, C6HBr5O, CAS 608-71-9
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Monoclinic prisms from acetic acid, needles from alcohol
Melting point
229.5 °C
Boiling point
Sublimes
Solubility
Solubility in water: none
HS code
290819
Category
Flame retardants
UN number
UN 2811
Illustrative photo, a shrink wrapped pallet of kraft paper sacks in a chemical plant
Typical packagingIllustrative packaging image, not the actual product

What is Pentabromophenol?

Plain description, key identifiers and synonyms

Pentabromophenol is a light brown powder. Insoluble in water. (NTP, 1992)

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2,3,4,5,6-pentabromophenol
CAS number
608-71-9 CAS number cross-checked
EC number
210-167-3
Molecular formula
C6HBr5O
UNII
V89A88NMMX
MDL number
MFCD00002147
InChIKey
SVHOVVJFOWGYJO-UHFFFAOYSA-N
InChI
InChI=1S/C6HBr5O/c7-1-2(8)4(10)6(12)5(11)3(1)9/h12H
SMILES (canonical and isomeric)
C1(=C(C(=C(C(=C1Br)Br)Br)Br)Br)O

Synonyms

  • 2,3,4,5,6-Pentabromophenol
  • Phenol, pentabromo-
  • Flammex 5BP
  • Pentabromfenol
  • Bromophenasic acid
  • Phenol, 2,3,4,5,6-pentabromo-
  • pentabromphenol
  • C6HBr5O
  • Perbromophenol
  • 1e4h
  • Pentabromophenol, 96%
  • 3-06-00-00766 (Beilstein Handbook Reference)
  • 2,3,4,5,6-Pentabromophenol #
  • PBR
  • Pentabromophenol Solution in Toluene, 1000ug/mL
  • Flammex 5BP, Pentabromophenol, Pentabromfenol, Pentabromophenol,

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
Monoclinic prisms from acetic acid, needles from alcoholexp.
Melting point
229.5 °Cexp.
Boiling point
Sublimesexp.
Solubility
Solubility in water: noneexp.
Vapour pressure
Vapor pressure, Pa at 25 °C: 0.00005exp.

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
488.59 g/molcalc.
Exact mass
483.5944 Dacalc.
LogP (octanol/water)
5.2calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
12calc.
Rings
1calc.
Aromatic rings
1calc.
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, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H301Toxic if swallowed.
  • H311Toxic in contact with skin.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H331Toxic if inhaled.
  • H335May cause respiratory irritation.
  • H400Very toxic to aquatic life.
Precautionary statements (24)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P391Collect spillage.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2811

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

Full safety data and first aid

Pentabromophenol suppliers

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

All 2 suppliers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

2 suppliers in 1 country

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Pentabromophenol 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.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Flame retardant.

Chemical intermediate for pentabromophenoxy compounds.

How it is made

Probably by reaction of 2,4,6-tribromophenol with anhydrous bromine in the presence of ferric bromide as a catalyst

Organic bromine compounds can be produced by a number of different chemical reactions, however, addition and substitution reactions are the methods most commonly employed in industrial processes. (Organic bromine compounds)

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Inactive in US commerce, Regulatory flags: Section 4 test rule or order

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2908.19Indicative HS code

Derivatives containing only halogen substituents and their salts, other

World exports in 2024
$452M
−8.2% vs 2023, imports $435M
2019 to 2024
Top exporters
  1. Jordan * partner reported36.5%
  2. Israel29.6%
  3. China6.5%
Top importers
  1. China58.6%
  2. South Korea10.3%
  3. United States5.5%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Pentabromophenol, based on the data on this page

What is Pentabromophenol?

Pentabromophenol is a light brown powder. Insoluble in water. (NTP, 1992)

What is the CAS number of Pentabromophenol?

The CAS registry number of Pentabromophenol is 608-71-9.

What is the molecular formula and weight of Pentabromophenol?

The molecular formula of Pentabromophenol is C6HBr5O and its molar mass is 488.59 g/mol.

What is Pentabromophenol used for?

Flame retardant. Chemical intermediate for pentabromophenoxy compounds.

Is Pentabromophenol hazardous?

Pentabromophenol carries the GHS signal word "Danger". Main hazards: toxic if swallowed, toxic in contact with skin, causes skin irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Pentabromophenol?

Pentabromophenol is usually classified under HS code 290819 (Derivatives containing only halogen substituents and their salts, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Pentabromophenol?

CompoundList lists 2 suppliers of Pentabromophenol in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Pentabromophenol?

Suppliers quote Pentabromophenol 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 Pentabromophenol

Get quotes for Pentabromophenol

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Pentabromophenol
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Pentabromophenol with a 3D view, its CAS number and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/pentabromophenol-608-71-9" title="Pentabromophenol structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Flame retardants or HS code 290819

2 suppliers
Free quotes, contact stays private
Get quotes