DIPHENYL DISULFIDE
Agrochemicals 2025-03-02
Diphenyl Disulfide (CAS No. 882-33-7) Chemical Data Sheet
1. Basic Information
- IUPAC Name: Diphenyl disulfide
- Synonyms: Phenyl disulfide; Bis(phenyl) disulfide
- CAS Number: 882-33-7
- Molecular Formula: C₁₂H₁₀S₂
- Molecular Weight: 218.34 g/mol
- Appearance: Light yellow to white crystalline solid
- Odor: Characteristic sulfurous odor
2. Physical and Chemical Properties
| Property | Value |
|---|---|
| Melting Point | 61–63°C (142–145°F) |
| Boiling Point | 310°C (590°F) |
| Density | 1.35 g/cm³ (20°C) |
| Solubility | – Water: Insoluble |
| – Organic solvents: Soluble in ethanol, ether, benzene | |
| Refractive Index | 1.632 (20°C) |
| Flash Point | 110°C (230°F) (closed cup) |
3. Hazards (GHS Classification)
- Health Hazards:
- Causes skin irritation (H315)
- Causes serious eye irritation (H319)
- Harmful if swallowed (H302)
- Environmental: Toxic to aquatic life (H411)
- NFPA Rating: Health 2, Flammability 1, Reactivity 0
4. Storage and Handling
- Storage:
- Keep in tightly sealed containers
- Store in a cool, dry, well-ventilated area
- Handling:
- Use nitrile gloves and safety goggles
- Avoid dust formation
5. Applications
- Rubber Industry: Vulcanizing agent for synthetic rubbers
- Organic Synthesis:
- Precursor for thiophenols
- Reagent in radical reactions
- Lubricant Additive: Extreme pressure (EP) agent
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