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Carboxylic acids and anhydrides

Pentafluoropropionic acid

Also known as Perfluoropropionic acid, Propanoic acid, pentafluoro-, Perfluoropropanoic acid

CAS 422-64-0Formula C3HF5O2Molar mass 164.03 g/molEC 207-021-6
GHS signal word: Danger. Pictograms: Corrosive, Harmful or irritant 16 suppliers listed
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Pentafluoropropionic acid chemical structure, C3HF5O2, CAS 422-64-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
422-64-0
Formula
C3HF5O2
Molar mass
164.03 g/mol
EC number
207-021-6
HS code
291590
Category
Carboxylic acids and anhydrides

What is Pentafluoropropionic acid?

Plain description, key identifiers and synonyms

Pentafluoropropionic acid is a chemical substance with the molecular formula C3HF5O2 and a molar mass of 164.03 g/mol. Its CAS registry number is 422-64-0. The IUPAC name is 2,2,3,3,3-pentafluoropropanoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2,2,3,3,3-pentafluoropropanoic acid
CAS number
422-64-0 CAS number cross-checked
EC number
207-021-6
Molecular formula
C3HF5O2
UNII
QB53AX6MW4
MDL number
MFCD00004170
InChIKey
LRMSQVBRUNSOJL-UHFFFAOYSA-N
InChI
InChI=1S/C3HF5O2/c4-2(5,1(9)10)3(6,7)8/h(H,9,10)
SMILES (canonical and isomeric)
C(=O)(C(C(F)(F)F)(F)F)O

Synonyms

  • Perfluoropropionic acid
  • Propanoic acid, pentafluoro-
  • Perfluoropropanoic acid
  • Propionic acid, pentafluoro-
  • Propanoic acid, 2,2,3,3,3-pentafluoro-
  • 2,2,3,3,3-Pentafluoropropionic acid
  • PFPrA perfluoropropionic acid
  • 378-77-8 (Na salt)
  • 509-09-1 (Ag(1+) salt)
  • Pentafluoropropanoic acid
  • 2,2,3,3,3-Pentafluoropropanoic acid
  • PFPrA
  • Perfluoropropionicacid
  • IPC-PFFA-3
  • perfluoro-n-propanoic acid
  • 4-02-00-00739 (Beilstein Handbook Reference)
  • perfluoropropane carboxylic acid
  • (Pentafluoropropionyloxy)radical
  • Pentafluoropropionic acid, 97%
  • Lrmsqvbrunsojl-uhfffaoysa-
  • 2,2,3,3,3-pentafluoro-propionic acid
  • 2,2,3,3,3-Pentafluoropropanoic acid #
  • Perfluoropropionic acid 50 microg/mL in Methanol:Water

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
164.03 g/molcalc.
Exact mass
163.9897 Dacalc.
LogP (octanol/water)
1.27calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
10calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.67calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H314Causes severe skin burns and eye damage.
  • H332Harmful if inhaled.
Precautionary statements (15)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P363Wash contaminated clothing before reuse.
  • 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

Pentafluoropropionic acid suppliers

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

All 16 suppliers
16 of 16 offers

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Where suppliers are based

16 suppliers in 6 countries

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Pentafluoropropionic acid 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

Non-polymer PFAS -> Textile and upholstery -> Textile and upholstery.

Use classes: Pfas.

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active 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 Pentafluoropropionic acid is traded under.

HS 2915.90Indicative HS code

Saturated acyclic monocarboxylic acids, anhydrides, halides, peroxides, peroxyacids and halogenated…

World exports in 2024
$3.42B
+5.6% vs 2023, imports $3.55B
2019 to 2024
Top exporters
  1. Indonesia15.9%
  2. Germany13.0%
  3. Malaysia12.4%
Top importers
  1. China14.4%
  2. Netherlands11.7%
  3. United States11.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Pentafluoropropionic acid, based on the data on this page

What is Pentafluoropropionic acid?

Pentafluoropropionic acid is a chemical substance with the molecular formula C3HF5O2 and a molar mass of 164.03 g/mol. Its CAS registry number is 422-64-0. The IUPAC name is 2,2,3,3,3-pentafluoropropanoic acid.

What is the CAS number of Pentafluoropropionic acid?

The CAS registry number of Pentafluoropropionic acid is 422-64-0.

What is the molecular formula and weight of Pentafluoropropionic acid?

The molecular formula of Pentafluoropropionic acid is C3HF5O2 and its molar mass is 164.03 g/mol.

What is Pentafluoropropionic acid used for?

Non-polymer PFAS -> Textile and upholstery -> Textile and upholstery. Use classes: Pfas.

Is Pentafluoropropionic acid hazardous?

Pentafluoropropionic acid carries the GHS signal word "Danger". Main hazards: causes severe skin burns and eye damage, harmful if inhaled. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Pentafluoropropionic acid?

Pentafluoropropionic acid is usually classified under HS code 291590 (Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Pentafluoropropionic acid?

CompoundList lists 16 suppliers of Pentafluoropropionic acid in China, United States, Canada, Germany and 2 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Pentafluoropropionic acid?

Suppliers quote Pentafluoropropionic acid 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 Pentafluoropropionic acid

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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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