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FT-Pfsa

Also known as 2:2 fluorotelomer sulfonate, 2:2 Fluorotelomer sulfonic acid

CAS 149246-63-9Formula C4H5F5O3SMolar mass 228.14 g/mol
FT-Pfsa chemical structure, C4H5F5O3S, CAS 149246-63-9
2D chemical structure

Key facts

What buyers check first

CAS number
149246-63-9
Formula
C4H5F5O3S
Molar mass
228.14 g/mol
HS code
290410
Category
Aliphatic and alicyclic building blocks

What is FT-Pfsa?

Plain description, key identifiers and synonyms

FT-Pfsa is a chemical substance with the molecular formula C4H5F5O3S and a molar mass of 228.14 g/mol. Its CAS registry number is 149246-63-9. The IUPAC name is 3,3,4,4,4-pentafluorobutane-1-sulfonic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3,3,4,4,4-pentafluorobutane-1-sulfonic acid
CAS number
149246-63-9 CAS number cross-checked
Molecular formula
C4H5F5O3S
InChIKey
POGJNMOVQNQIGY-UHFFFAOYSA-N
InChI
InChI=1S/C4H5F5O3S/c5-3(6,4(7,8)9)1-2-13(10,11)12/h1-2H2,(H,10,11,12)
SMILES (canonical and isomeric)
C(CS(=O)(=O)O)C(C(F)(F)F)(F)F

Synonyms

  • 2:2 fluorotelomer sulfonate
  • 2:2 Fluorotelomer sulfonic acid

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
228.14 g/molcalc.
Exact mass
227.988 Dacalc.
LogP (octanol/water)
1.46calc.
Topological polar surface area
54.37 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
3calc.
Heavy atoms
13calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
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

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.

FT-Pfsa suppliers

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

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FT-Pfsa 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

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 FT-Pfsa is traded under.

HS 2904.10Indicative HS code

Derivatives containing only sulpho groups, their salts and ethyl esters

World exports in 2024
$447M
−5.5% vs 2023, imports $498M
2019 to 2024
Top exporters
  1. Germany21.1%
  2. China15.2%
  3. United States11.5%
Top importers
  1. United States8.5%
  2. China8.4%
  3. Sweden6.8%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about FT-Pfsa, based on the data on this page

What is FT-Pfsa?

FT-Pfsa is a chemical substance with the molecular formula C4H5F5O3S and a molar mass of 228.14 g/mol. Its CAS registry number is 149246-63-9. The IUPAC name is 3,3,4,4,4-pentafluorobutane-1-sulfonic acid.

What is the CAS number of FT-Pfsa?

The CAS registry number of FT-Pfsa is 149246-63-9.

What is the molecular formula and weight of FT-Pfsa?

The molecular formula of FT-Pfsa is C4H5F5O3S and its molar mass is 228.14 g/mol.

What is FT-Pfsa used for?

Known uses and roles of FT-Pfsa include building blocks in research and laboratory.

Is FT-Pfsa hazardous?

No GHS hazard classification for FT-Pfsa 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 FT-Pfsa?

FT-Pfsa is usually classified under HS code 290410 (Derivatives containing only sulpho groups, their salts and ethyl esters). This is indicative, confirm it with your customs broker before shipping.

Where can I buy FT-Pfsa?

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

What is the price of FT-Pfsa?

Suppliers quote FT-Pfsa 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 FT-Pfsa

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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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