Chemical Product Library / Reference
p-Xylene
Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.
Chemical identity
| English name | p-Xylene |
|---|---|
| English synonyms | p-Xylene;1,4-Dimethylbenzene;PX |
| Chinese name | 对二甲苯 |
| Chinese synonyms | PX;1,4-二甲苯 |
| Chemical category | Aromatics |
| CAS No. | 106-42-3 |
| EINECS No. | 203-396-5 |
| Molecular formula | C8H10 |
| Molecular weight | 106.17 |
PubChem structure images are reference depictions, not proof of composition, purity, grade, or regulatory status. Mixtures and polymers may not have a single representative structure.
Technical indicators
Purity ≥99.5%; m-xylene ≤0.5%; o-xylene ≤0.5%; ethylbenzene ≤0.5%; water ≤0.05%
Performance characteristics
Colorless transparent liquid, insoluble in water, miscible with most organic solvents
Application scenarios
Purified terephthalic acid (PTA) production, polyester fiber and resin raw material, solvent