Sodium polymethacrylate

聚甲基丙烯酸钠

Also known as: Poly(methacrylic acid, sodium salt), Poly(methacrylate sodium) (solid), 2-Propenoic acid, 2-methyl-, homopolymer, sodium salt, METHACRYLIC ACID, SODIUM SALT POLYMER, MFCD00156535, PMA-Na

Sodium polymethacrylate (CAS 54193-36-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H5NaO2 and a molecular weight of 108.07100 g/mol. It is also known as Poly(methacrylic acid, sodium salt), Poly(methacrylate sodium) (solid) and 2-Propenoic acid, 2-methyl-, homopolymer, sodium salt. Key properties include a boiling point of 160.5ºC at 760mmHg, a density of 1.023g/cm3 and a flash point of 74.2ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 26, 2026.

CAS No.
54193-36-1
Jingsj CID
J-1381918-1
Molecular Formula
C4H5NaO2
Chinese Name
聚甲基丙烯酸钠
Molecular Weight
108.07100 g/mol
Category
Organic Acids
Last updated
8/26/2026

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Physicochemical Properties

Boiling Point160.5ºC at 760mmHg
Density1.023g/cm3
Flash Point74.2ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Sodium polymethacrylate?

The CAS number of Sodium polymethacrylate is 54193-36-1.

What are the molecular formula and molecular weight of Sodium polymethacrylate?

Sodium polymethacrylate has molecular formula C4H5NaO2 and molecular weight 108.07100 g/mol.

Is Sodium polymethacrylate hazardous?

Sodium polymethacrylate 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. "Sodium polymethacrylate (CAS 54193-36-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1381918-1 (accessed 2026-10-25).

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