Skip to Content
Merck
CN
All Photos(1)

Documents

Safety Information

77282

Sigma-Aldrich

Heptadecafluorooctanesulfonic acid potassium salt

≥98.0% (T)

Synonym(s):

Perfluorooctanesulfonic acid potassium salt, Potassium heptadecafluoro-1-octanesulfonate

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
CF3(CF2)7SO3K
CAS Number:
2795-39-3
Molecular Weight:
538.22
Beilstein:
3864579
EC Number:
220-527-1
MDL number:
MFCD00066407
UNSPSC Code:
12352100
PubChem Substance ID:
57652691
NACRES:
NA.22

Quality Level

100

Assay

≥98.0% (T)

form

crystals

mp

277-280 °C (lit.)

SMILES string

[K+].[O-]S(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F

InChI

1S/C8HF17O3S.K/c9-1(10,3(13,14)5(17,18)7(21,22)23)2(11,12)4(15,16)6(19,20)8(24,25)29(26,27)28;/h(H,26,27,28);/q;+1/p-1

InChI key

WFRUBUQWJYMMRQ-UHFFFAOYSA-M

Looking for similar products? Visit Product Comparison Guide

General description

Heptadecafluorooctanesulfonic acid potassium salt is commonly utilized as a surfactant or wetting agent in various industrial processes.

Application

Heptadecafluorooctanesulfonic acid potassium salt can be used as:
  • A fluorinated surfactant for poly(vinylpyrrolidone)/aminopropyl-functionalized nanoclay films to achieve hydrophobicity and oleophobicity.
  • A surfactant in the preparation of core-shell polymers for lithium-ion batteries.
  • A reactant to synthesize dicationic ionic liquids.

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Oral - Acute Tox. 4 Inhalation - Aquatic Chronic 2 - Carc. 2 - Lact. - Repr. 1B - STOT RE 1

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

监管及禁止进口产品

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Synthesis of thermally stable geminal dicationic ionic liquids and related ionic compounds: an examination of physicochemical properties by structural modification
Patil R, et al.
Chemistry of Materials, 28, 4315-4323 (2016)
Fabrication of a microcapsule extinguishing agent with a core-shell structure for lithium-ion battery fire safety
Zhang W, et al.
Materials Advances, 14, 4634-4642 (2021)
Vera Kovacevic et al.
Ecotoxicology and environmental safety, 164, 189-200 (2018-08-18)
Previous studies have shown that contaminant toxicity to target organisms is altered by the presence of dissolved organic matter (DOM). Contaminants can bind to DOM and this may alter the bioavailability and subsequent toxicity of the contaminants. However, molecular-level techniques
Large-scale formation of fluorosurfactant-doped transparent nanocomposite films showing durable antifogging, oil-repellent, and self-healing properties
Sato, et al.
Langmuir, 36, 7439-7446 (2020)
Emily Marques et al.
Toxicology and applied pharmacology, 408, 115250-115250 (2020-09-27)
Hepatic steatosis increases risk of fatty liver and cardiovascular disease. Perfluorooctanesulfonic acid (PFOS) is a persistent, bio-accumulative pollutant that has been used in industrial and commercial applications. PFOS administration induces hepatic steatosis in rodents and increases lipogenic gene expression signatures
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service