Methyl-PEG9-bromide

甲基-九乙二醇-溴代

Also known as: m-PEG9-bromide, mPEG9-Br, Bromo-PEG9-methoxy, 28-Bromo-2,5,8,11,14,17,20,23,26-nonaoxaoctacosane, 2,5,8,11,14,17,20,23,26-Nonaoxaoctacosane, 28-bromo-, M-Peg9-bromide, MPEG9-BR, 1-[2-[2-[2-[2-[2-[2-[2-(2-bromoethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]-2-methoxyethane, MFCD28950767

Methyl-PEG9-bromide (CAS 125562-30-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C19H39BrO9 and a molecular weight of 491.412 g/mol. It is also known as m-PEG9-bromide, mPEG9-Br and Bromo-PEG9-methoxy. Key properties include a boiling point of 498.1±0.0 °C at 760 mmHg, a density of 1.2±0.0 g/cm3 and a flash point of 208.4±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
125562-30-3
Jingsj CID
J-1989696-8
Molecular Formula
C19H39BrO9
Chinese Name
甲基-九乙二醇-溴代
Molecular Weight
491.412 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point498.1±0.0 °C at 760 mmHg
Density1.2±0.0 g/cm3
Flash Point208.4±0.0 °C

Frequently Asked Questions

What is the CAS number of Methyl-PEG9-bromide?

The CAS number of Methyl-PEG9-bromide is 125562-30-3.

What are the molecular formula and molecular weight of Methyl-PEG9-bromide?

Methyl-PEG9-bromide has molecular formula C19H39BrO9 and molecular weight 491.412 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl-PEG9-bromide (CAS 125562-30-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1989696-8 (accessed 2026-10-25).

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