Methoxypolyethylene glycol azide

甲氧基聚乙二醇叠氮化物

Also known as: mPEG-N3, mPEG Azide, mPEG-azide, O-(2-Azidoethyl)-O'-methylpolyethylene glycol, PEG-Azide, O-(2-Azidoethyl)-Oμ-methylpolyethylene glycol, Poly(ethylene glycol) methyl ether azide, α-Methoxy-ω-azido-PEG, MPEG-Azide, average M.W. 30,000, MPEGn-N3 2K, 5K, 10K, 20K

Methoxypolyethylene glycol azide (CAS 89485-61-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C25H51N3O12 and a molecular weight of 585.68534 g/mol. It is also known as mPEG-N3, mPEG Azide and mPEG-azide. Key properties include a melting point of 45-50 °C, a density of 1.105 g/mL at 25 °C and a flash point of >110°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
89485-61-0
Jingsj CID
J-1530461-0
Molecular Formula
C25H51N3O12
Chinese Name
甲氧基聚乙二醇叠氮化物
Molecular Weight
585.68534 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point45-50 °C
Density1.105 g/mL at 25 °C
Flash Point>110°C

Frequently Asked Questions

What is the CAS number of Methoxypolyethylene glycol azide?

The CAS number of Methoxypolyethylene glycol azide is 89485-61-0.

What are the molecular formula and molecular weight of Methoxypolyethylene glycol azide?

Methoxypolyethylene glycol azide has molecular formula C25H51N3O12 and molecular weight 585.68534 g/mol.

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

Last updated:

How to cite: Jingsj. "Methoxypolyethylene glycol azide (CAS 89485-61-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1530461-0 (accessed 2026-10-25).

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