2-[2-(2-Methoxyethoxy)ethoxy]ethyl 4-methylbenzenesulfonate

2-[2-(2-甲氧基乙氧基)乙氧基]乙基 4-甲基苯磺酸酯

Also known as: Triethylene glycol monomethyl ether tosylate, mPEG3-Tos, 2-[2-(2-Methoxyethoxy)ethoxy]ethyl tosylate, Ethanol, 2-[2-(2-methoxyethoxy)ethoxy]-, 4-methylbenzenesulfonate, MFCD06200731

2-[2-(2-Methoxyethoxy)ethoxy]ethyl 4-methylbenzenesulfonate (CAS 518012-62-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H22O6S and a molecular weight of 318.386 g/mol. It is also known as Triethylene glycol monomethyl ether tosylate, mPEG3-Tos and 2-[2-(2-Methoxyethoxy)ethoxy]ethyl tosylate. Key properties include a boiling point of 432.3±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 215.3±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
518012-62-9
Jingsj CID
J-881716-1
Molecular Formula
C14H22O6S
Chinese Name
2-[2-(2-甲氧基乙氧基)乙氧基]乙基 4-甲基苯磺酸酯
Molecular Weight
318.386 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point432.3±35.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point215.3±25.9 °C

Frequently Asked Questions

What is the CAS number of 2-[2-(2-Methoxyethoxy)ethoxy]ethyl 4-methylbenzenesulfonate?

The CAS number of 2-[2-(2-Methoxyethoxy)ethoxy]ethyl 4-methylbenzenesulfonate is 518012-62-9.

What are the molecular formula and molecular weight of 2-[2-(2-Methoxyethoxy)ethoxy]ethyl 4-methylbenzenesulfonate?

2-[2-(2-Methoxyethoxy)ethoxy]ethyl 4-methylbenzenesulfonate has molecular formula C14H22O6S and molecular weight 318.386 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-(2-Methoxyethoxy)ethoxy]ethyl 4-methylbenzenesulfonate (CAS 518012-62-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-881716-1 (accessed 2026-10-25).

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