2,2,3,3,4,4,4-Heptafluorobutyl 4-methylbenzenesulfonate

1H,1H-七氟丁基对甲苯磺酸酯

Also known as: 1H,1H-Heptafluorobutyl 4-toluenesulphonate, 1H,1H-Heptafluorobutyl 4-toluenesulfonate, 2,2,3,3,4,4,4-Heptafluorobutyl 4-toluenesulfonate, 2,2,3,3,4,4,4-Heptafluorobutyl p-toluenesulfonate, 2,2,3,3,4,4,4-heptafluorobutyl 4-methylbenzenesulfonate, 1-Butanol, 2,2,3,3,4,4,4-heptafluoro-, 1-(4-methylbenzenesulfonate)

2,2,3,3,4,4,4-Heptafluorobutyl 4-methylbenzenesulfonate (CAS 312-66-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C11H9F7O3S and a molecular weight of 354.24100 g/mol. It is also known as 1H,1H-Heptafluorobutyl 4-toluenesulphonate, 1H,1H-Heptafluorobutyl 4-toluenesulfonate and 2,2,3,3,4,4,4-Heptafluorobutyl 4-toluenesulfonate. Key properties include a boiling point of 317.1ºC at 760mmHg, a density of 1.465g/cm3 and a flash point of 145.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
312-66-3
Jingsj CID
J-1444184-6
Molecular Formula
C11H9F7O3S
Chinese Name
1H,1H-七氟丁基对甲苯磺酸酯
Molecular Weight
354.24100 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point317.1ºC at 760mmHg
Density1.465g/cm3
Flash Point145.6ºC

Frequently Asked Questions

What is the CAS number of 2,2,3,3,4,4,4-Heptafluorobutyl 4-methylbenzenesulfonate?

The CAS number of 2,2,3,3,4,4,4-Heptafluorobutyl 4-methylbenzenesulfonate is 312-66-3.

What are the molecular formula and molecular weight of 2,2,3,3,4,4,4-Heptafluorobutyl 4-methylbenzenesulfonate?

2,2,3,3,4,4,4-Heptafluorobutyl 4-methylbenzenesulfonate has molecular formula C11H9F7O3S and molecular weight 354.24100 g/mol.

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

Last updated:

How to cite: Jingsj. "2,2,3,3,4,4,4-Heptafluorobutyl 4-methylbenzenesulfonate (CAS 312-66-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1444184-6 (accessed 2026-10-22).

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