What is p-xylene (1,4-Dimethylbenzene CAS 106-42-3 )?
P-xylene (1,4-Dimethylbenzene CAS 106-42-3), a colorless transparent liquid with an aromatic odor, possesses distinct physical properties. Its density is 0.861, melting point is 13.2°C, boiling point reaches 138.5°C, and flash point is 25°C. This compound is readily miscible with organic solvents such as ethanol, diethyl ether, and acetone. Notably, p-xylene is flammable and slightly more toxic than ethanol. When its vapors mix with air, they form explosive mixtures within a concentration range of 1.1% to 7.0% by volume.
P-Xylene specifications
| Item | Specification |
|---|---|
| Product Name | P-Xylene |
| Chemical Name | 1,4-Dimethylbenzene |
| CAS Number | 106-42-3 |
| Molecular Formula | C₈H₁₀ |
| Molecular Weight | 106.17 g/mol |
| Purity | ≥ 99% |
| Appearance | Clear, colorless liquid |
| Density (20°C) | ~0.86 g/cm³ |
| Boiling Point | ~138 °C |
| Melting Point | ~13.3 °C |
| Solubility | Insoluble in water; miscible with organic solvents |
Industrial Applications of P-Xylene
- P-xylene (1,4-Dimethylbenzene CAS 106-42-3) has extensive industrial applications. It is primarily used in the production of terephthalic acid, a key raw material for further manufacturing polyester resins. Polyester resin plays a key role in the manufacture of polyester fibers, polyester sheets, and polyester hollow containers.
- Simultaneously, polyester fiber-currently China's largest synthetic fiber in production-relies on P-xylene (PX) as one of its raw materials. Additionally, PX is utilized in the production of coatings, dyes, and pesticides.
Why Choose Gneebio for p-xylene (1,4-Dimethylbenzene CAS 106-42-3 )?
For companies looking to source p-xylene(PX) , Gneebio offers a reliable supply backed by over a decade of experience in chemical manufacturing and export. With strict quality control, competitive pricing, and flexible packaging options.
Our strict quality control and comprehensive certifications - including ISO9001, ISO14001, GMP, USP, and EP - ensure that every batch meets international standards.
Related Chemical Products from Gneebio
Bulk Industrial buyers often purchase p-xylene (CAS 106-42-3) together with other solvents and intermediates.
Here are the most popular products:
| Product Name | CAS |
|---|---|
| para xylene | 106-42-3 |
| Methyl Methacrylate (MMA) | 80-62-6 |
| 2-Methoxyethanol | 109-86-4 |
| Propionic Acid | 79-09-4 |
| Ethylene Glycol (Meg) | 107-21-1 |
| N, N-Dimethylacetamide (DMAC) | 127-19-5 |
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