Itaconic acid
- CAS NO.：97-65-4
- Empirical Formula: C5H6O4
- Molecular Weight: 130.09874
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-27 17:22:35
What is Itaconic acid?
Definition
ChEBI: Itaconic acid is a dicarboxylic acid that is methacrylic acid in which one of the methyl hydrogens is substituted by a carboxylic acid group. It has a role as a fungal metabolite and a human metabolite. It is a dicarboxylic acid, an olefinic compound and a dicarboxylic fatty acid. It is functionally related to a succinic acid. It is a conjugate acid of an itaconate(2-).
Properties of Itaconic acid
| Melting point: | 162-164 °C (decomp) |
| Boiling point: | 108 °C |
| Density | 1.632 g/cm3 |
| pka | 3.86±0.11(Predicted) |
Safety information for Itaconic acid
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H318:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for Itaconic acid
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