1,2,4-Trimethylbenzene (CAS 95-63-6): Technical Guide for Industrial Applications
Table of Contents
1. Product Overview & Specifications
| Parameter | Value |
|---|---|
| Chemical Formula | C9H12 |
| Molecular Weight | 120.19 g/mol |
| Appearance | Colorless liquid with aromatic odor |
| Melting Point | -44°C (lit.) |
| Boiling Point | 168°C (lit.) |
| Flash Point | 48°C (closed cup) |
| Density | 0.88 g/cm3 at 20°C |
| Solubility | Miscible with ethanol, ether; 0.057g/L in water |
2. Key Applications
Core Industrial Uses:
- Primary precursor for PVC plasticizers (e.g., trimellitate esters)
- Solvent in high-temperature insulation varnishes for electric motors
- Intermediate in surfactant and resin production
- Component in specialty adhesives and coating formulations
3. Operational Guidelines
Safety Protocols:
- Use explosion-proof equipment in handling areas
- Maintain vapor concentrations below 50% of LEL (Lower Explosive Limit)
- Employ closed-system transfer techniques
Storage Requirements:
- Store in galvanized or stainless steel containers
- Maintain temperature below 30°C with inert gas padding
- Shelf life: 36 months in original sealed packaging
4. Industry Case Studies
Case 1: Plasticizer Manufacturing
A Zhejiang-based chemical producer achieved 18% yield improvement in trimellitic anhydride production through optimized 1,2,4-trimethylbenzene distillation protocols.
Case 2: Specialty Coatings
Shanghai insulation materials manufacturer developed UL-certified motor varnishes using 1,2,4-trimethylbenzene as primary solvent, enhancing thermal stability to 220°C.
5. Supplier Information
| Supplier | Packaging | Specifications | Contact |
|---|---|---|---|
| Wuhan Carnoss Technology | 200kg/drum | ≥99.5% purity | Tel: +86 15327105076 |
| Qianyan Chemical | 1MT/IBC | Technical grade | Email: 2205437118@qq.com |
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