3-(Methylsulfanyl)propyl 4-methylbenzenesulfonate

3-(甲硫基)丙基对甲苯磺酸酯

Also known as: 3-(Methylthio)-1-(tosyloxy)propane, 3-(Methylthio)propyl tosylate, 3-Methylsulfanylpropyl 4-methylbenzenesulfonate, 3-Methylsulfanylpropyl toluene-4-sulfonate, 3-Methylthiopropyl 4-toluenesulphonate, 1-Propanol, 3-(methylthio)-, 1-(4-methylbenzenesulfonate)

3-(Methylsulfanyl)propyl 4-methylbenzenesulfonate (CAS 187722-18-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C11H16O3S2 and a molecular weight of 260.373 g/mol. It is also known as 3-(Methylthio)-1-(tosyloxy)propane, 3-(Methylthio)propyl tosylate and 3-Methylsulfanylpropyl 4-methylbenzenesulfonate. Key properties include a boiling point of 403.2±28.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 197.6±24.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 187722-18-5
Jingsj CID: J-1513432-9
Molecular Formula: C₁₁H₁₆O₃S₂
Chinese Name: 3-(甲硫基)丙基对甲苯磺酸酯
Molecular Weight: 260.373 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	403.2±28.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	197.6±24.0 °C

Frequently Asked Questions

What is the CAS number of 3-(Methylsulfanyl)propyl 4-methylbenzenesulfonate?

The CAS number of 3-(Methylsulfanyl)propyl 4-methylbenzenesulfonate is 187722-18-5.

What are the molecular formula and molecular weight of 3-(Methylsulfanyl)propyl 4-methylbenzenesulfonate?

3-(Methylsulfanyl)propyl 4-methylbenzenesulfonate has molecular formula C11H16O3S2 and molecular weight 260.373 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. "3-(Methylsulfanyl)propyl 4-methylbenzenesulfonate (CAS 187722-18-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1513432-9 (accessed 2026-10-23).

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