Toluene-4-sulfonic acid oxetan-3-yl ester

甲苯-4-磺酸氧杂环丁-3-基酯

Also known as: 3-Oxetanyl 4-methylbenzenesulfonate, 3-Oxetanyl p-toluenesulfonate, 3-Oxetanyl tosylate, 3-(Tosyloxy)oxetane, 3-Ts-oxetan, oxetan-3-yl 4-methylbenzenesulfonate, oxetan-3-yl 4-Methylbenzene-1-sulfonate, 4-methylbenzenesulfonic acid 3-oxetanyl ester

Toluene-4-sulfonic acid oxetan-3-yl ester (CAS 26272-83-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C10H12O4S and a molecular weight of 228.265 g/mol. It is also known as 3-Oxetanyl 4-methylbenzenesulfonate, 3-Oxetanyl p-toluenesulfonate and 3-Oxetanyl tosylate. Key properties include a melting point of 81.0 to 86.0 °C, a boiling point of 371.6±35.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 178.5±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 26272-83-3
Jingsj CID: J-1503362-0
Molecular Formula: C₁₀H₁₂O₄S
Chinese Name: 甲苯-4-磺酸氧杂环丁-3-基酯
Molecular Weight: 228.265 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	81.0 to 86.0 °C
Boiling Point	371.6±35.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	178.5±25.9 °C

Frequently Asked Questions

What is the CAS number of Toluene-4-sulfonic acid oxetan-3-yl ester?

The CAS number of Toluene-4-sulfonic acid oxetan-3-yl ester is 26272-83-3.

What are the molecular formula and molecular weight of Toluene-4-sulfonic acid oxetan-3-yl ester?

Toluene-4-sulfonic acid oxetan-3-yl ester has molecular formula C10H12O4S and molecular weight 228.265 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Toluene-4-sulfonic acid oxetan-3-yl ester (CAS 26272-83-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1503362-0 (accessed 2026-10-22).

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