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Potassium nonafluoro-1-butanesulfonate

Also known as: Potassium perfluoro-1-butanesulfonate, Perfluoro-1-butanesulfonic acid potassium salt, Nonafluoro-1-butanesulfonic acid potassium salt, Potassium nonaflate, Potassium nonafluorobutanesulfonate, Potassium perfluorobutanesulfonate, Potassium 1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate, 1,1,2,2,3,3,4,4,4-Nonafluoro-1-butanesulfonic acid, potassium salt, 1-Butanesulfonic acid, 1,1,2,2,3,3,4,4,4-nonafluoro-, potassium salt (1:1), PFBS-K, FC-98

Potassium nonafluoro-1-butanesulfonate (CAS 29420-49-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4F9KO3S and a molecular weight of 338.190 g/mol. Key properties include a melting point of >300 °C(lit.) and a density of 0.69. It is listed by 1 supplier; request a quote for pricing. Record last updated Nov 3, 2026.

CAS No.
29420-49-3
Jingsj CID
J-49833-9
Molecular Formula
C4F9KO3S
Molecular Weight
338.190 g/mol
Category
Organic Acids
Last updated
11/3/2026
Made to Order

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Physicochemical Properties

Melting Point>300 °C(lit.)
Density0.69
Exact Mass337.906158
PSA65.58000
LogP3.03810

Customs & Trade Information

HS Code2904909090
SummaryHS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Potassium nonafluoro-1-butanesulfonate?

The CAS number of Potassium nonafluoro-1-butanesulfonate is 29420-49-3.

What are the molecular formula and molecular weight of Potassium nonafluoro-1-butanesulfonate?

Potassium nonafluoro-1-butanesulfonate has molecular formula C4F9KO3S and molecular weight 338.190 g/mol.

Which suppliers offer Potassium nonafluoro-1-butanesulfonate?

1 supplier(s) listed; request a quote for pricing.

What are the upstream and downstream products of Potassium nonafluoro-1-butanesulfonate?

For Potassium nonafluoro-1-butanesulfonate, Upstream Products: Perfluorobutanesulfonyl fluoride; Downstream Products: Nonafluoro-1-butanesulfonic acid.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Potassium nonafluoro-1-butanesulfonate (CAS 29420-49-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49833-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.