Agrochemicals

Diphenyl Disulfide (CAS No. 882-33-7) Chemical Data Sheet

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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

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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)

 

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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

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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

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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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