Diphenyl carbonate
Diphenyl carbonate (CAS: 102-09-0) is an organic compound with the linear formula (C₆H₅O)₂CO and a molecular weight of 214.22 g/mol. This carbonate ester serves as a key intermediate and building block in organic synthesis. It is primarily recognised for its utility in the production of polycarbonates and other polymers, acting as a precursor in various chemical manufacturing processes. Its applications extend to fine chemical synthesis and as a reagent in specialised research.

Polycarbonate Synthesis
Diphenyl carbonate is a vital precursor in the non-phosgene route for producing polycarbonates. It reacts with bisphenol A to form polycarbonate resins, widely used in engineering plastics.
Organic Synthesis Intermediate
As a versatile building block, it participates in various organic transformations, including transesterification reactions. It is employed in the synthesis of diverse chemical compounds and pharmaceutical intermediates.
Reagent in Chemical Research
Diphenyl carbonate finds application as a reagent in laboratory settings for specific chemical research and development projects. It is a useful carbonylating agent in organic chemistry.
| Molecular weight | 214.22 |
|---|---|
| Linear formula | (C6H5O)2CO |
| Assay | 99% |
| Grade | Vetec™ reagent grade |
| Boiling point | 301-302 °C(lit.) |
| Melting point | 79-82 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
| Flash point | 168 °C / 334.4 °F |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
| Safety statements (S) | 22-24/25 |
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 Carbonate used for?
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Diphenyl carbonate is primarily used as a precursor in the non-phosgene synthesis of polycarbonates and as a versatile intermediate in various organic synthesis applications.
What are the CAS number and formula for Diphenyl Carbonate?
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The CAS number for Diphenyl carbonate is 102-09-0 and its linear formula is (C₆H₅O)₂CO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diphenyl carbonate in Vetec™ reagent grade with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
How should Diphenyl Carbonate be handled safely?
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Diphenyl carbonate is harmful if swallowed (H302). Handle with appropriate personal protective equipment, avoid ingestion, and prevent dust formation. Consult the Safety Data Sheet for detailed handling instructions.
How is Diphenyl Carbonate packed and shipped?
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Diphenyl carbonate is carefully packed and exported by Tech Serve Solutions in compliance with international shipping regulations for chemical products.
How can I request a quote or sample of Diphenyl Carbonate?
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To request a quote or sample of Diphenyl carbonate, please contact our sales team through the website or by phone.
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