3,6-Dihydro-2H-pyran-4-yl trifluoromethanesulfonate

3,6-二氢-2H-吡喃-4-三氟甲烷磺酸酯

Also known as: 3,6-Dihydro-2H-pyran-4-yl 1,1,1-trifluoromethanesulfonate, Trifluoromethanesulfonic acid 3,6-dihydro-2H-pyran-4-yl ester, 5,6-dihydro-4-trifluoromethylsulfonyloxy-2H-pyran, Methanesulfonic acid, 1,1,1-trifluoro-, 3,6-dihydro-2H-pyran-4-yl ester

3,6-Dihydro-2H-pyran-4-yl trifluoromethanesulfonate (CAS 188975-30-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H7F3O4S and a molecular weight of 232.17800 g/mol. It is also known as 3,6-Dihydro-2H-pyran-4-yl 1,1,1-trifluoromethanesulfonate, Trifluoromethanesulfonic acid 3,6-dihydro-2H-pyran-4-yl ester and 5,6-dihydro-4-trifluoromethylsulfonyloxy-2H-pyran. Key properties include a boiling point of 261.2ºC at 760 mmHg, a density of 1.53g/cm3 and a flash point of 111.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
188975-30-6
Jingsj CID
J-1182341-0
Molecular Formula
C6H7F3O4S
Chinese Name
3,6-二氢-2H-吡喃-4-三氟甲烷磺酸酯
Molecular Weight
232.17800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point261.2ºC at 760 mmHg
Density1.53g/cm3
Flash Point111.8ºC

Frequently Asked Questions

What is the CAS number of 3,6-Dihydro-2H-pyran-4-yl trifluoromethanesulfonate?

The CAS number of 3,6-Dihydro-2H-pyran-4-yl trifluoromethanesulfonate is 188975-30-6.

What are the molecular formula and molecular weight of 3,6-Dihydro-2H-pyran-4-yl trifluoromethanesulfonate?

3,6-Dihydro-2H-pyran-4-yl trifluoromethanesulfonate has molecular formula C6H7F3O4S and molecular weight 232.17800 g/mol.

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

Last updated:

How to cite: Jingsj. "3,6-Dihydro-2H-pyran-4-yl trifluoromethanesulfonate (CAS 188975-30-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1182341-0 (accessed 2026-10-22).

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