Diethyl Disulfide (CAS 110-81-6): Comprehensive User Guide
Table of Contents
1. Product Overview & Key Parameters
Diethyl Disulfide (CAS 110-81-6) is an organosulfur compound with the formula (C₂H₅)₂S₂. Widely used as a solvent, vulcanization accelerator, and intermediate in organic synthesis.
Key Specifications
| Parameter | Value |
|---|---|
| Molecular Formula | C₄H₁₀S₂ |
| Molecular Weight | 122.25 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Boiling Point | 152-154°C |
| Density | 1.092 g/cm³ |
Comparative Analysis
| Feature | Diethyl Disulfide | DMDS |
|---|---|---|
| Odor | Mild | Strong |
| Reactivity | Moderate | High |
| Storage Stability | 12 months | 6 months |
2. Applications & Industrial Uses
Primary Applications
- Rubber Industry: Vulcanization accelerator for improved elasticity
- Lubricant Additives: Extreme pressure performance enhancer
- Pharmaceuticals: Intermediate in sulfa drug synthesis
Technical Advantages
- Low volatility at high temperatures
- Compatible with polar/non-polar solvents
- Effective sulfur donor (34.2% sulfur content)
3. Usage Guidelines
Recommended Protocols
- Storage: Keep in sealed containers at <20°C
- Handling: Use PPE including nitrile gloves
- Dosage: 0.5-2.5% in rubber formulations
Safety Profile
| Parameter | Rating |
|---|---|
| Flash Point | 56°C |
| Autoignition Temp | 285°C |
| LD50 (Oral, Rat) | 1,890 mg/kg |
4. Implementation Case Studies
Case 1: Tire Manufacturing Optimization
Challenge: Reduce vulcanization time while maintaining tear strength
Solution: 1.8% Diethyl Disulfide additive
Result: 22% faster cycle time + 15% energy savings
Case 2: High-Performance Grease Formulation
Challenge: Improve load-bearing capacity at 150°C+
Solution: 0.75% concentration in base oil
Result: 40% increase in ASTM D2596 weld point
5. Client Success Stories
ABC Rubber Co., Ltd. (Guangzhou)
Application: Automotive belt production
Outcome: Achieved consistent Mooney viscosity (55±2) and 18% reduction in scrap rate
Global Lubricants Inc. (Houston)
Application: Marine gear oil formulation
Outcome: Passed MIL-PRF-2105E specifications with 20% cost reduction versus DMDS
PharmaChem Solutions (Mumbai)
Application: Sulfonamide antibiotic synthesis
Outcome: 92% reaction yield improvement over traditional sulfur donors
6. Technical Consultation & Sampling
Our chemical engineers provide:
- Custom formulation support
- Batch optimization analysis
- Regulatory compliance guidance
Contact Our Experts:
Email: info@vivalr.com
Tel: (86) 15866781826
Request Product Documentation
Download technical sheets:
Diethyl Disulfide MSDS |
Application Handbook
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