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2-(2-Bromoethoxy)ethanol

Also known as: Bromo-PEG2-alcohol, Br-PEG2-OH, Ethanol, 2-(2-bromoethoxy)-, 2-(2-bromoethoxy)ethan-1-ol, HO-PEG2-Br

2-(2-Bromoethoxy)ethanol (CAS 57641-66-4) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C4H9BrO2 and a molecular weight of 169.01700 g/mol. Key properties include a boiling point of 228.9±15.0 °C and a density of 1.514±0.06 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
57641-66-4
Jingsj CID
J-1958505-8
Molecular Formula
C4H9BrO2
Molecular Weight
169.01700 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point228.9±15.0 °C
Density1.514±0.06 g/cm3
Exact Mass167.97900
PSA29.46000
LogP0.39020

Activity & Biological Data

TargetPEGs
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

Frequently Asked Questions

What is the CAS number of 2-(2-Bromoethoxy)ethanol?

The CAS number of 2-(2-Bromoethoxy)ethanol is 57641-66-4.

What are the molecular formula and molecular weight of 2-(2-Bromoethoxy)ethanol?

2-(2-Bromoethoxy)ethanol has molecular formula C4H9BrO2 and molecular weight 169.01700 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. "2-(2-Bromoethoxy)ethanol (CAS 57641-66-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1958505-8 (accessed 2026-11-09).

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