Poly(oxy-1,2-ethanediyl), α-phosphono-ω-(methylphenoxy)-, dipotassium salt

α-膦酰基-Ω-(甲基苯氧基)-聚(氧-1,2-乙二基)二钾盐

Also known as: Dipotassium cresoxypolyethoxyethyl phosphate, Potassium 2-(m-tolyloxy)ethyl phosphate, dipotassium 2-(3-methylphenoxy)ethyl phosphate, α-Phosphono-ω-(methylphenoxy)poly(oxy-1,2-ethanediyl) dipotassium salt, RHODAFAC H-66

Poly(oxy-1,2-ethanediyl), α-phosphono-ω-(methylphenoxy)-, dipotassium salt (CAS 66057-30-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H11K2O5P and a molecular weight of 308.35100 g/mol. It is also known as Dipotassium cresoxypolyethoxyethyl phosphate, Potassium 2-(m-tolyloxy)ethyl phosphate and dipotassium 2-(3-methylphenoxy)ethyl phosphate. Key properties include a boiling point of 427ºC at 760 mmHg and a flash point of 212ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66057-30-5
Jingsj CID
J-907799-1
Molecular Formula
C9H11K2O5P
Chinese Name
α-膦酰基-Ω-(甲基苯氧基)-聚(氧-1,2-乙二基)二钾盐
Molecular Weight
308.35100 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point427ºC at 760 mmHg
Flash Point212ºC

Frequently Asked Questions

What is the CAS number of Poly(oxy-1,2-ethanediyl), α-phosphono-ω-(methylphenoxy)-, dipotassium salt?

The CAS number of Poly(oxy-1,2-ethanediyl), α-phosphono-ω-(methylphenoxy)-, dipotassium salt is 66057-30-5.

What are the molecular formula and molecular weight of Poly(oxy-1,2-ethanediyl), α-phosphono-ω-(methylphenoxy)-, dipotassium salt?

Poly(oxy-1,2-ethanediyl), α-phosphono-ω-(methylphenoxy)-, dipotassium salt has molecular formula C9H11K2O5P and molecular weight 308.35100 g/mol.

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

Last updated:

How to cite: Jingsj. "Poly(oxy-1,2-ethanediyl), α-phosphono-ω-(methylphenoxy)-, dipotassium salt (CAS 66057-30-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-907799-1 (accessed 2026-10-24).

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