Octadecanedioic Acid (CAS 871-70-5): Comprehensive Guide, Applications, and Case Studies
Table of Contents
- 1. Product Overview & Technical Specifications
- 2. Key Applications & Industry Uses
- 3. Performance Comparison with Similar Compounds
- 4. Operational Guidelines & Best Practices
- 5. Real-World Case Studies
- 6. Contact for Technical Consultation
1. Product Overview & Technical Specifications
| Parameter | Octadecanedioic Acid | Hexadecanedioic Acid | Eicosanedioic Acid |
|---|---|---|---|
| CAS Number | 871-70-5 | 505-54-4 | 2420-92-8 |
| Molecular Formula | C18H34O4 | C16H30O4 | C20H38O4 |
| Melting Point | 128-131°C | 124-126°C | 132-134°C |
| Purity Grade | ≥99% (Industrial Grade) |
2. Key Applications & Industry Uses
Primary Applications:
- Polymer Industry: Key monomer for high-performance polyamides and polyesters
- Lubricant Additives: Enhances thermal stability in synthetic lubricants
- Coating Formulations: Improves flexibility and corrosion resistance
- Pharmaceutical Intermediates: Used in controlled-release drug formulations
3. Performance Comparison with Similar Compounds
| Property | Octadecanedioic Acid | Dodecanedioic Acid | Adipic Acid |
|---|---|---|---|
| Carbon Chain Length | 18 | 12 | 6 |
| Solubility in Water | 0.02 g/L | 0.15 g/L | 15 g/L |
| Thermal Stability | Excellent | Good | Moderate |
4. Operational Guidelines & Best Practices
Storage Recommendations:
- Store in airtight containers at 15-25°C
- Maximum shelf life: 24 months in original packaging
Processing Parameters:
- Optimal reaction temperature: 160-180°C
- Recommended catalyst: Tin(II) chloride (0.5-1.0 wt%)
5. Real-World Case Studies
Case Study 1: High-Temperature Polymer Development
- Client: European Specialty Polymers Manufacturer
- Challenge: Needed thermal stability above 200°C
- Solution: Incorporated 15% octadecanedioic acid in copolymer
- Result: Achieved continuous service at 220°C
Case Study 2: Advanced Lubricant Formulation
- Client: Asian Lubricant Producer
- Challenge: Reduce wear in industrial gear oils
- Solution: 2% additive package with octadecanedioic acid derivatives
- Result: 40% reduction in component wear rates
6. Contact for Technical Consultation
For formulation assistance or bulk pricing inquiries:
- Email: info@vivalr.com
- Phone: (86) 15866781826



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