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

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. 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-1503362-2
Molecular Formula
C10H12O4S
Molecular Weight
228.265 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point81.0 to 86.0 °C
Boiling Point371.6±35.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point178.5±25.9 °C
Exact Mass228.045624
PSA60.98000
LogP0.68
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.568

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.

What are the upstream and downstream products of Toluene-4-sulfonic acid oxetan-3-yl ester?

For Toluene-4-sulfonic acid oxetan-3-yl ester, Upstream Products: Oxetan-3-ol, p-Toluenesulfonyl chloride; Downstream Products: 3-Iodooxetane.

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

Last updated:

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-1503362-2 (accessed 2026-11-09).

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