Methylnaphthalene (CAS 1321-94-4) Comprehensive Guide
Contents
- Product Overview & Specifications
- Applications & Industrial Uses
- Performance Comparison
- Usage Guidelines
- Industry Case Studies
- Client Success Stories
- Inquiry & Support
Product Overview & Specifications
Methylnaphthalene (CAS 1321-94-4) is an aromatic hydrocarbon derivative with molecular formula C₁₁H₁₀. Available in α-methylnaphthalene and β-methylnaphthalene isomers.
| Parameter | α-Methylnaphthalene | β-Methylnaphthalene |
|---|---|---|
| Molecular Weight | 142.20 g/mol | 142.20 g/mol |
| Boiling Point | 240-245°C | 241-245°C |
| Flash Point | 82°C | 79°C |
| Purity Grade | Industrial (≥95%) | Technical (≥90%) |
Applications & Industrial Uses
Primary industrial applications include:
- Chemical Synthesis: Intermediate for dyes, pigments, and pharmaceuticals
- Solvent Systems: High-boiling solvent for resins and coatings
- Fuel Additives: Cetane improver in diesel formulations
- Rubber Industry: Plasticizer in tire manufacturing
Performance Comparison
| Feature | Methylnaphthalene | Similar Compounds |
|---|---|---|
| Solvency Power | Superior to toluene | 20% stronger than xylene |
| Thermal Stability | Stable up to 300°C | Outperforms decalin |
Usage Guidelines
Handling Recommendations:
- Storage: Keep in stainless steel containers at <40°C
- Safety: Use NIOSH-approved respirators above 50ppm concentrations
- Mixing: Compatible with most hydrocarbon solvents
Industry Case Studies
Case 1: European coating manufacturer achieved 15% viscosity reduction in epoxy systems
Case 2: Chinese pharma company improved reaction yield by 22% using methylnaphthalene as solvent
Client Success Stories
Client A: US-based specialty chemical producer
- Application: High-temperature lubricant formulation
- Result: Extended equipment life by 400 operating hours
Client B: Indian agrochemical manufacturer
- Application: Pesticide solvent carrier
- Result: Achieved 99.8% active ingredient dissolution
Inquiry & Support
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