DIPHENYL DISULFIDE

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

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1. Basic Information

IUPAC Name: Diphenyl disulfideSynonyms: Phenyl disulfide; Bis(phenyl) disulfideCAS Number: 882-33-7Molecular Formula: C₁₂H₁₀S₂Molecular Weight: 218.34 g/molAppearance: Light yellow to white crystalline solidOdor: 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 containersStore in a cool, dry, well-ventilated areaHandling:Use nitrile gloves and safety gogglesAvoid dust formation

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5. Applications

Rubber Industry: Vulcanizing agent for synthetic rubbersOrganic Synthesis:Precursor for thiophenolsReagent in radical reactionsLubricant Additive: Extreme pressure (EP) agent

 

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