Paraformaldehyde

多聚甲醛

Also known as: p-Formaldehyde, Polyoxymethylene, Polyformaldehyde, Paraform, Trioxymethylene, Formaldehyde polymer

Paraformaldehyde (CAS 30525-89-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C2H6O2 and a molecular weight of 62.068 g/mol. It is also known as p-Formaldehyde, Polyoxymethylene and Polyformaldehyde. Key properties include a melting point of 120-170ºC, a boiling point of 82.5±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 39.9±6.3 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
30525-89-4
Jingsj CID
J-1992107-9
Molecular Formula
C2H6O2
Chinese Name
多聚甲醛
Molecular Weight
62.068 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point120-170ºC
Boiling Point82.5±8.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point39.9±6.3 °C

GHS Safety & Compliance

Flammable / Corrosion / Irritant / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Paraformaldehyde?

The CAS number of Paraformaldehyde is 30525-89-4.

What are the molecular formula and molecular weight of Paraformaldehyde?

Paraformaldehyde has molecular formula C2H6O2 and molecular weight 62.068 g/mol.

Is Paraformaldehyde hazardous?

Paraformaldehyde has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Paraformaldehyde (CAS 30525-89-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992107-9 (accessed 2026-10-25).

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