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Phenols

Potassium pentachlorophenolate

Also known as Phenol, 2,3,4,5,6-pentachloro-, potassium salt (1:1), Potassium pentachlorophenate, Potassium pentachlorophenoxide

CAS 7778-73-6Formula C6Cl5KOMolar mass 304.43 g/molEC 231-911-3
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Serious health hazard, Hazardous to the environment
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Potassium pentachlorophenolate chemical structure, C6Cl5KO, CAS 7778-73-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
7778-73-6
Formula
C6Cl5KO
Molar mass
304.43 g/mol
EC number
231-911-3
HS code
290811
Category
Phenols

What is Potassium pentachlorophenolate?

Plain description, key identifiers and synonyms

Potassium pentachlorophenolate is a chemical substance with the molecular formula C6Cl5KO and a molar mass of 304.43 g/mol. Its CAS registry number is 7778-73-6. The IUPAC name is potassium 2,3,4,5,6-pentachlorophenolate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
potassium 2,3,4,5,6-pentachlorophenolate
CAS number
7778-73-6 CAS number cross-checked
EC number
231-911-3
Molecular formula
C6Cl5KO
UNII
AC6W3L17DX
InChIKey
WYQQGYULUDOPRU-UHFFFAOYSA-M
InChI
InChI=1S/C6HCl5O.K/c7-1-2(8)4(10)6(12)5(11)3(1)9;/h12H;/q;+1/p-1
SMILES (canonical and isomeric)
C1(=C(C(=C(C(=C1Cl)Cl)Cl)Cl)Cl)[O-].[K+]

Synonyms

  • Phenol, 2,3,4,5,6-pentachloro-, potassium salt (1:1)
  • Potassium pentachlorophenate
  • Potassium pentachlorophenoxide
  • Potassium, (pentachlorophenoxy)-
  • Phenol, pentachloro-, potassium salt
  • Pentachlorophenol potassium salt
  • Pentachlorophenol, potassium salt
  • Phenol, pentachloro-, potassium deriv.

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
304.43 g/molcalc.
Exact mass
301.8029 Dacalc.
LogP (octanol/water)
1.03calc.
Topological polar surface area
23.06 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
13calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.
Lipinski rule of five
Passes (0 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, 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)
GHS08: Serious health hazard
Serious health hazard
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.
  • H330Fatal if inhaled.
  • H335May cause respiratory irritation.
  • H351Suspected of causing cancer.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (29)
  • P203Obtain, read and follow all safety instructions before use.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • 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.
  • P284In case of inadequate ventilation wear respiratory 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.
  • P318If exposed or concerned, get medical advice.
  • P319Get medical help if you feel unwell.
  • P320Specific treatment is urgent (see supplemental first aid instructions on the label).
  • 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.

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

Potassium pentachlorophenolate suppliers

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Potassium pentachlorophenolate price

Indicative price range per kg from live supplier offers

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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

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 604-003-00-3[2]

United States

  • TSCA inventory (USA)
    Status: Inactive in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2908.11Indicative HS code

Pentachlorophenol (ISO)

World exports in 2024
$543K
−5.3% vs 2023, imports $382K
2019 to 2024
Top exporters
  1. Netherlands72.3%
  2. France * partner reported12.7%
  3. Italy5.9%
Top importers
  1. France * partner reported37.4%
  2. Germany21.3%
  3. Netherlands13.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Potassium pentachlorophenolate, based on the data on this page

What is Potassium pentachlorophenolate?

Potassium pentachlorophenolate is a chemical substance with the molecular formula C6Cl5KO and a molar mass of 304.43 g/mol. Its CAS registry number is 7778-73-6. The IUPAC name is potassium 2,3,4,5,6-pentachlorophenolate.

What is the CAS number of Potassium pentachlorophenolate?

The CAS registry number of Potassium pentachlorophenolate is 7778-73-6.

What is the molecular formula and weight of Potassium pentachlorophenolate?

The molecular formula of Potassium pentachlorophenolate is C6Cl5KO and its molar mass is 304.43 g/mol.

Is Potassium pentachlorophenolate hazardous?

Potassium pentachlorophenolate 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 Potassium pentachlorophenolate?

Potassium pentachlorophenolate is usually classified under HS code 290811 (Pentachlorophenol (ISO)). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Potassium pentachlorophenolate?

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What is the price of Potassium pentachlorophenolate?

Suppliers quote Potassium pentachlorophenolate 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 Potassium pentachlorophenolate

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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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