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Diethylene glycol monooctadecyl ether

Also known as: 2-[2-(Octadecyloxy)ethoxy]ethanol, Steareth-2, Stearyl alcohol polyether-2, 2-(2-Octadecoxyethoxy)ethanol, 2-(2-Octadecyloxyethoxy)ethanol, 3,6-Dioxatetracosan-1-ol, Diethylene glycol octadecyl ether, Diethylene glycol stearyl ether, Ethanol, 2-[2-(octadecyloxy)ethoxy]-

Diethylene glycol monooctadecyl ether (CAS 16057-43-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C22H46O3 and a molecular weight of 358.59900 g/mol. Key properties include a melting point of 45-46ºC, a boiling point of 455.7ºC at 760 mmHg, a density of 0.892g/cm3 and a flash point of 229.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16057-43-5
Jingsj CID
J-1063149-9
Molecular Formula
C22H46O3
Molecular Weight
358.59900 g/mol
Category
Solvents
Last updated
8/21/2026
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Physicochemical Properties

Melting Point45-46ºC
Boiling Point455.7ºC at 760 mmHg
Density0.892g/cm3
Flash Point229.4ºC
Exact Mass358.34500
PSA38.69000
LogP6.27340
Vapor Pressure3.2E-10mmHg at 25°C
Refractive Index1.454

Customs & Trade Information

HS Code2909499000
Summary2909499000. 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 Diethylene glycol monooctadecyl ether?

The CAS number of Diethylene glycol monooctadecyl ether is 16057-43-5.

What are the molecular formula and molecular weight of Diethylene glycol monooctadecyl ether?

Diethylene glycol monooctadecyl ether has molecular formula C22H46O3 and molecular weight 358.59900 g/mol.

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

Last updated:

How to cite: Jingsj. "Diethylene glycol monooctadecyl ether (CAS 16057-43-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1063149-9 (accessed 2026-11-09).

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