2,5-Dichloroterephthalic acid
- CAS NO.：13799-90-1
- Empirical Formula: C8H4Cl2O4
- Molecular Weight: 235.02
- MDL number: MFCD00058982
- EINECS: 237-454-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:55:25
What is 2,5-Dichloroterephthalic acid?
Chemical properties
White solid
Properties of 2,5-Dichloroterephthalic acid
| Melting point: | 306°C |
| Boiling point: | 335.73°C (rough estimate) |
| Density | 1.5801 (rough estimate) |
| refractive index | 1.4800 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | very faint turbidity in Methanol |
| pka | 1.72±0.25(Predicted) |
| form | powder to crystal |
| color | White to Almost white |
| CAS DataBase Reference | 13799-90-1(CAS DataBase Reference) |
| EPA Substance Registry System | 1,4-Benzenedicarboxylic acid, 2,5-dichloro- (13799-90-1) |
Safety information for 2,5-Dichloroterephthalic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for 2,5-Dichloroterephthalic acid
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