Butyl trifluoromethanesulfonate

三氟甲烷磺酸丁酯

Also known as: Butyl triflate, Butyl trifluoromethanesulfonate, Trifluoromethanesulfonic acid butyl ester, n-Butyl triflate, Methanesulfonic acid, 1,1,1-trifluoro-, butyl ester, Methanesulfonic acid, trifluoro-, butyl ester, n-C4H9OSO2CF3

Butyl trifluoromethanesulfonate (CAS 75618-25-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H9F3O3S and a molecular weight of 206.18300 g/mol. It is also known as Butyl triflate, Trifluoromethanesulfonic acid butyl ester and n-Butyl triflate. Key properties include a boiling point of 50ºC / 14.3mmHg, a density of 1.331g/cm3 and a flash point of 53.072ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
75618-25-6
Jingsj CID
J-1991754-6
Molecular Formula
C5H9F3O3S
Chinese Name
三氟甲烷磺酸丁酯
Molecular Weight
206.18300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point50ºC / 14.3mmHg
Density1.331g/cm3
Flash Point53.072ºC

Frequently Asked Questions

What is the CAS number of Butyl trifluoromethanesulfonate?

The CAS number of Butyl trifluoromethanesulfonate is 75618-25-6.

What are the molecular formula and molecular weight of Butyl trifluoromethanesulfonate?

Butyl trifluoromethanesulfonate has molecular formula C5H9F3O3S and molecular weight 206.18300 g/mol.

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

Last updated:

How to cite: Jingsj. "Butyl trifluoromethanesulfonate (CAS 75618-25-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991754-6 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.