Itaconic acid

衣康酸

Also known as: 2-Methylenesuccinic acid, Methylenesuccinic acid, Methylenebutanedioic acid, 2-Methylidenebutanedioic acid, 2-Propene-1,2-dicarboxylic acid, 3-Carboxy-3-butenoic acid, Propylenedicarboxylic acid

CAS No.
97-65-4
Jingsj CID
J-19012-3
Molecular Formula
C5H6O4
Chinese Name
衣康酸
Molecular Weight
130.099 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point165-168 °C(lit.)
Boiling Point381.4±25.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point198.7±19.7 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Itaconic acid?

97-65-4

What are the molecular formula and molecular weight of Itaconic acid?

C5H6O4, molecular weight 130.099 g/mol

Is Itaconic acid hazardous?

Warning

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026