Tetraethylene glycol monobenzyl ether

Also known as: 2-[2-[2-[2-(Benzyloxy)ethoxy]ethoxy]ethoxy]ethanol, 1-Phenyl-2,5,8,11-tetraoxatridecan-13-ol, Benzyl-PEG4-alcohol, Benzyl-PEG4-OH, Bn-PEG4-OH, OBn-PEG4-OH, Benzyl-PEG5-alcohol, TETRAETHYLENE GLYCOL MONOBENZYL ETHER

Tetraethylene glycol monobenzyl ether (CAS 86259-87-2) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C15H24O5 and a molecular weight of 284.348 g/mol. Key properties include a boiling point of 398.7±32.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 194.9±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 86259-87-2
Jingsj CID: J-25283-5
Molecular Formula: C₁₅H₂₄O₅
Molecular Weight: 284.348 g/mol
Category: Alcohols
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	398.7±32.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	194.9±25.1 °C
Exact Mass	284.162384
PSA	57.15000
LogP	0.18
Vapor Pressure	0.0±1.0 mmHg at 25°C
Refractive Index	1.500

Activity & Biological Data

Target	PEGs
Additional Information	[1]. Andrew P. Crew, et al. Tau-protein targeting protacs and associated methods of use. Patent. US20180125821A1.

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 Tetraethylene glycol monobenzyl ether?

The CAS number of Tetraethylene glycol monobenzyl ether is 86259-87-2.

What are the molecular formula and molecular weight of Tetraethylene glycol monobenzyl ether?

Tetraethylene glycol monobenzyl ether has molecular formula C15H24O5 and molecular weight 284.348 g/mol.

What are the upstream and downstream products of Tetraethylene glycol monobenzyl ether?

For Tetraethylene glycol monobenzyl ether, Upstream Products: Tetraethylene glycol, Benzyl bromide, Benzyl chloride; Downstream Products: Pentaethylene Glycol Monobenzyl Ether, Octaethylene glycol, nonaethylene glycol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Tetraethylene glycol monobenzyl ether (CAS 86259-87-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25283-5 (accessed 2026-11-09).

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