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Sodium methacrylate

Also known as: Sodium methacrylate, Methacrylic acid sodium salt, 2-Propenoic acid, 2-methyl-, sodium salt, Sodium 2-methyl-2-propenoate, Sodium 2-methylacrylate, 2-Methyl-2-propenoic acid sodium salt

Sodium methacrylate (CAS 5536-61-8) 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 108.071 g/mol. Key properties include a melting point of 300 °C(lit.), a boiling point of 160.5ºC at 760mmHg, a density of 2,703 g/cm3 and a flash point of 74.2ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5536-61-8
Jingsj CID
J-40811-7
Molecular Formula
C4H5NaO2
Molecular Weight
108.071 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point300 °C(lit.)
Boiling Point160.5ºC at 760mmHg
Density2,703 g/cm3
Flash Point74.2ºC
Exact Mass108.018723
PSA40.13000

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2916130090
Summary2916130090. methacrylic acid and its salts. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:80.0%

Frequently Asked Questions

What is the CAS number of Sodium methacrylate?

The CAS number of Sodium methacrylate is 5536-61-8.

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

Sodium methacrylate has molecular formula C4H5NaO2 and molecular weight 108.071 g/mol.

Is Sodium methacrylate hazardous?

Sodium methacrylate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Sodium methacrylate?

For Sodium methacrylate, Upstream Products: Methacrylic acid; Downstream Products: Methacrylic acid, Methacrylic anhydride, Diethyl carbonate.

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

Last updated:

How to cite: Jingsj. "Sodium methacrylate (CAS 5536-61-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40811-7 (accessed 2026-11-09).

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