Hexaethylene glycol monomethyl ether

六乙二醇单甲醚

Also known as: 2,5,8,11,14,17-Hexaoxanonadecan-19-ol, 2-[2-[2-[2-[2-(2-Methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethanol, 3,6,9,12,15,18-Hexaoxanonadecane-1-ol, MPEG-6, MPEG6-OH, Methyl-PEG6-alcohol, m-PEG6-alcohol, Hexaethylene Glycol Monomethyl Ether, hexa-PEG monomethyl ether, methoxyhexaethylene glycol

Hexaethylene glycol monomethyl ether (CAS 23601-40-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C13H28O7 and a molecular weight of 296.357 g/mol. It is also known as 2,5,8,11,14,17-Hexaoxanonadecan-19-ol, 2-[2-[2-[2-[2-(2-Methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethanol and 3,6,9,12,15,18-Hexaoxanonadecane-1-ol. Key properties include a boiling point of 375.6±37.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 180.9±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 23601-40-3
Jingsj CID: J-16006-3
Molecular Formula: C₁₃H₂₈O₇
Chinese Name: 六乙二醇单甲醚
Molecular Weight: 296.357 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	375.6±37.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	180.9±26.5 °C
Exact Mass	296.183502
PSA	75.61000
LogP	-2.59
Vapor Pressure	0.0±1.9 mmHg at 25°C
Refractive Index	1.446

Activity & Biological Data

Target	PEGs
Additional Information	[1]. An S, et al. Small-molecule PROTACs: An emerging and promising approach for the development of targeted therapy drugs. EBioMedicine. 2018 Oct;36:553-562

Customs & Trade Information

HS Code	2909499000
Summary	2909499000. ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Hexaethylene glycol monomethyl ether?

The CAS number of Hexaethylene glycol monomethyl ether is 23601-40-3.

What are the molecular formula and molecular weight of Hexaethylene glycol monomethyl ether?

Hexaethylene glycol monomethyl ether has molecular formula C13H28O7 and molecular weight 296.357 g/mol.

What are the upstream and downstream products of Hexaethylene glycol monomethyl ether?

For Hexaethylene glycol monomethyl ether, Upstream Products: hexaethylene glycol, iodomethane, Triethylene glycol; Downstream Products: Nonaethylene glycol monomethyl ether, Octaethylene glycol monomethyl ether, 2,5,8,11,14,17-Hexaoxanonadecan-19-amine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Hexaethylene glycol monomethyl ether (CAS 23601-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16006-3 (accessed 2026-10-28).

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