Diphenyl disulfide
Diphenyl disulfide (CAS: 882-33-7), with the molecular formula C6H5SSC6H5 and a molecular weight of 218.34 g/mol, is an organic sulfur compound. It appears as a white to yellow crystalline solid. This compound serves as a valuable reagent and building block in organic synthesis, particularly in reactions involving sulfur incorporation and disulfide chemistry. Its applications span various areas of chemical research and development.
- IUPAC
- Phenyl disulfide

Organic Synthesis Reagent
Diphenyl disulfide is utilised as a key reagent in various organic transformations. It is particularly useful for introducing sulfur functionalities or participating in disulfide exchange reactions, enabling the synthesis of complex organic molecules.
Building Block for Specialty Chemicals
The compound acts as a foundational building block in the synthesis of more intricate specialty chemicals and pharmaceutical intermediates. Its structure allows for diverse chemical modifications.
Material Science Research
Diphenyl disulfide finds application in material science research, where it can be incorporated into polymers or used in the development of novel materials with specific sulfur-containing properties.
| Molecular weight | 218.34 |
|---|---|
| Linear formula | C6H5SSC6H5 |
| Assay | ≥97.0% (HPLC) |
| Solubility | xylene: soluble3%, clear, colorless to yellow |
| Melting point | 58-60 °C |


Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P305IF IN EYES
- P501Dispose of contents and container per local regulations
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi,N |
| Risk statements (R) | 36/37/38-50/53 |
| Safety statements (S) | 26-60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Diphenyl disulfide used for?
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Diphenyl disulfide is used as a reagent and building block in organic synthesis, for chemical synthesis, and in organic building block applications.
What is the CAS number and formula for Diphenyl disulfide?
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The CAS number is 882-33-7 and the linear formula is C6H5SSC6H5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diphenyl disulfide with an assay of ≥97.0% (HPLC). We do not represent this product as USP, BP, EP or other pharmacopoeia grades.
How should Diphenyl disulfide be handled safely?
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Diphenyl disulfide is a warning hazard (GHS07, GHS09) and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). It is also toxic to aquatic life with long-lasting effects (H410). Handle with appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, in a well-ventilated area. Avoid release to the environment.
How is Diphenyl disulfide packed, shipped, and exported?
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As a specialist global supplier and exporter, Tech Serve Solutions ensures appropriate packaging and documentation for the safe and compliant international shipment of Diphenyl disulfide.
How can I request a sample or quote for Diphenyl disulfide?
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Please contact our sales team directly via our website or by phone to request a sample or obtain a quotation for Diphenyl disulfide.
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