Diphenyl Sulfone (CAS 127-63-9) Comprehensive User Guide
Table of Contents
- 1. Product Overview & Specifications
- 2. Key Applications & Industry Uses
- 3. Usage Guidelines & Safety Precautions
- 4. Performance Comparison with Alternatives
- 5. Real-World Application Cases
- 6. Technical Inquiry & Sample Request
1. Product Overview & Specifications
Basic Properties
| Parameter | Specification |
|---|---|
| CAS Number | 127-63-9 |
| Molecular Formula | C12H10O2S |
| Molecular Weight | 218.27 g/mol |
| Appearance | White crystalline powder |
| Melting Point | 123-126°C |
| Solubility | Insoluble in water, soluble in organic solvents |
2. Key Applications & Industry Uses
Primary Industrial Applications
- Polymer Industry: High-temperature stabilizer for engineering plastics
- Pharmaceuticals: Intermediate for sulfa drugs synthesis
- Electronics: Precursor for specialty chemicals in semiconductor manufacturing
3. Usage Guidelines & Safety Precautions
Handling Recommendations
| Aspect | Requirement |
|---|---|
| Storage | Keep in cool, dry place away from oxidizers |
| Protection | Use PPE including gloves and safety goggles |
| Incompatibilities | Strong bases and reducing agents |
4. Performance Comparison with Alternatives
| Property | Diphenyl Sulfone | Diphenyl Ether |
|---|---|---|
| Thermal Stability | Excellent (>300°C) | Good (250°C) |
| Chemical Reactivity | Moderate | Low |
| Pharma Compatibility | High | Limited |
5. Real-World Application Cases
Case Study 1: High-Performance Polymer Production
Client: Leading European polymer manufacturer
Application: Stabilizer in PPS (polyphenylene sulfide) production
Result: 15% improvement in thermal stability at 280°C operating conditions
Case Study 2: Pharmaceutical Intermediate Synthesis
Client: US-based API producer
Application: Key intermediate in sulfonamide antibiotics
Result: 99.5% purity achieved with optimized reaction conditions
6. Technical Inquiry & Sample Request
For technical specifications, pricing details, or sample requests:
Email: info@vivalr.com
Phone: (86) 15866781826
Why Choose Our Diphenyl Sulfone?
- Batch-to-batch consistency (purity ≥99.8%)
- Custom particle size distributions available
- ISO-certified manufacturing facilities



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