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Perfluoroheptanesulfonyl fluoride

Also known as: Pentadecafluoroheptane-1-sulfonyl fluoride, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-pentadecafluoro-1-heptanesulfonyl fluoride, Pentadecafluoro-1-heptanesulfonyl fluoride, Perfluoroheptanesulfonyl fluoride, Perfluorheptansulfonylfluorid, EINECS 206-398-4

Perfluoroheptanesulfonyl fluoride (CAS 335-71-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7F16O2S and a molecular weight of 452.11300 g/mol. Key properties include a boiling point of 134ºC at 760 mmHg, a density of 1.789g/cm3 and a flash point of 34.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
335-71-7
Jingsj CID
J-1050581-4
Molecular Formula
C7F16O2S
Molecular Weight
452.11300 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point134ºC at 760 mmHg
Density1.789g/cm3
Flash Point34.8ºC
Exact Mass451.93600
PSA42.52000
LogP5.69810
Refractive Index1.286

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 Perfluoroheptanesulfonyl fluoride?

The CAS number of Perfluoroheptanesulfonyl fluoride is 335-71-7.

What are the molecular formula and molecular weight of Perfluoroheptanesulfonyl fluoride?

Perfluoroheptanesulfonyl fluoride has molecular formula C7F16O2S and molecular weight 452.11300 g/mol.

What are the upstream and downstream products of Perfluoroheptanesulfonyl fluoride?

For Perfluoroheptanesulfonyl fluoride, Upstream Products: HYDROFLUORIC ACID; Downstream Products: Perfluoroheptanesulfonic 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. "Perfluoroheptanesulfonyl fluoride (CAS 335-71-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1050581-4 (accessed 2026-11-09).

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