Poly(ethylene glycol) phenyl ether acrylate

苯氧基聚乙二醇丙烯酸酯 (n=约2)

Also known as: Phenoxy polyethylene glycol acrylate (n=approx. 2), Poly(oxy-1,2-ethanediyl), α-(1-oxo-2-propenyl)-ω-phenoxy-, 2-Phenoxyethyl acrylate polymer, PHEA-2, α-(1-Oxo-2-propenyl)-ω-phenoxypoly(oxy-1,2-ethanediyl)

Poly(ethylene glycol) phenyl ether acrylate (CAS 56641-05-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula (C2H4O)nC9H8O2 and a molecular weight of 192.214 g/mol. It is also known as Phenoxy polyethylene glycol acrylate (n=approx. 2), Poly(oxy-1,2-ethanediyl), α-(1-oxo-2-propenyl)-ω-phenoxy- and 2-Phenoxyethyl acrylate polymer. Key properties include a boiling point of 295.3ºC at 760 mmHg, a density of 1.127 g/mL at 25ºC and a flash point of 119.7ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
56641-05-5
Jingsj CID
J-1992286-7
Molecular Formula
(C2H4O)nC9H8O2
Chinese Name
苯氧基聚乙二醇丙烯酸酯 (n=约2)
Molecular Weight
192.214 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point295.3ºC at 760 mmHg
Density1.127 g/mL at 25ºC
Flash Point119.7ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Poly(ethylene glycol) phenyl ether acrylate?

The CAS number of Poly(ethylene glycol) phenyl ether acrylate is 56641-05-5.

What are the molecular formula and molecular weight of Poly(ethylene glycol) phenyl ether acrylate?

Poly(ethylene glycol) phenyl ether acrylate has molecular formula (C2H4O)nC9H8O2 and molecular weight 192.214 g/mol.

Is Poly(ethylene glycol) phenyl ether acrylate hazardous?

Poly(ethylene glycol) phenyl ether acrylate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Poly(ethylene glycol) phenyl ether acrylate (CAS 56641-05-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992286-7 (accessed 2026-10-24).

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