Bis(4-methoxyphenyl) disulfide
Bis(4-methoxyphenyl) disulfide (CAS 5335-87-5) is a sulfur-containing organic compound with the linear formula (CH3OC6H4S)2 and a molecular weight of 278.39 g/mol. It serves as a valuable building block in organic synthesis and chemical research. This disulfide is primarily utilised in the development of novel compounds and materials, contributing to advancements in various chemical sectors.

Organic Synthesis Intermediate
Utilized as a versatile building block in the synthesis of complex organic molecules. Its disulfide linkage offers unique reactivity for further functionalization in multi-step synthetic pathways.
Materials Science Research
Investigated for potential applications in materials science due to its specific chemical structure. It can be incorporated into polymers or other advanced materials to impart desired properties.
Chemical Research Reagent
Employed in laboratory settings for fundamental chemical research and discovery. Its availability aids researchers in exploring new chemical transformations and reactions.
| Molecular weight | 278.39 |
|---|---|
| Linear formula | (CH3OC6H4S)2 |
| Assay | 97% |
| Melting point | 41-45 °C(lit.) |


Hazard statements
- H318Causes serious eye damage
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P501Dispose of contents and container per local regulations
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 110 °C / 230 °F |
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi,N |
| Risk statements (R) | 41-50/53 |
| Safety statements (S) | 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 Bis(4-methoxyphenyl) disulfide used for?
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Bis(4-methoxyphenyl) disulfide is primarily used as a building block in organic synthesis and in chemical research for developing new compounds and materials.
What is the CAS number and formula for Bis(4-methoxyphenyl) disulfide?
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The CAS number is 5335-87-5, and the linear formula is (CH3OC6H4S)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Bis(4-methoxyphenyl) disulfide with an assay of 97%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should Bis(4-methoxyphenyl) disulfide be handled safely?
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This compound can cause serious eye damage (H318) and is very toxic to aquatic life with long-lasting effects (H410). Handle with appropriate personal protective equipment including eyeshields, gloves, and a dust mask type N95 (US). Avoid release to the environment.
How is this chemical packed, shipped, and exported?
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This chemical is typically packed and shipped according to international regulations for hazardous materials. Tech Serve Solutions is an experienced global exporter, ensuring compliance with all shipping requirements.
How can I request a sample or quote for Bis(4-methoxyphenyl) disulfide?
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To request a sample or quote, please contact our sales team through the website or by phone, providing your specific requirements.
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