4-Benzoylbiphenyl
4-Benzoylbiphenyl (CAS: 2128-93-0), with the molecular formula C6H5C6H4COC6H5 and a molecular weight of 258.31 g/mol, is a specialized organic compound. It functions effectively as an organic photoinitiator and is utilised in materials science and polymer science applications. This compound is an important reagent in various polymerization processes, contributing to the advancement of polymer technologies and material development.
- IUPAC
- 4-Phenylbenzophenone
- Synonyms
- 4-Phenylbenzophenone

Organic Photoinitiator
4-Benzoylbiphenyl serves as an efficient photoinitiator in UV curing applications. It absorbs UV light and initiates polymerization reactions, making it valuable in coatings, inks, and adhesives.
Materials Science
This compound finds utility in materials science for the synthesis of advanced polymers and functional materials. Its specific properties can be leveraged to tailor material characteristics for demanding applications.
Polymerization Reagent
As a reagent for polymerization, 4-Benzoylbiphenyl plays a role in the controlled synthesis of polymers. It is employed in research and industrial processes to achieve desired polymer structures and properties.
| Molecular weight | 258.31 |
|---|---|
| Linear formula | C6H5C6H4COC6H5 |
| Assay | 99% |
| Boiling point | 419-420 °C(lit.) |
| Melting point | 99-101 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 4-Benzoylbiphenyl used for?
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4-Benzoylbiphenyl is primarily used as an organic photoinitiator in UV curing processes and as a reagent in materials science and polymer science, particularly for polymerization reactions.
What is the CAS number and formula for 4-Benzoylbiphenyl?
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The CAS number for 4-Benzoylbiphenyl is 2128-93-0, and its molecular formula is C6H5C6H4COC6H5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Benzoylbiphenyl with an assay of 99%. This product is not represented as USP, BP, or EP grade.
What are the safety and handling considerations for 4-Benzoylbiphenyl?
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Handling 4-Benzoylbiphenyl requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended for respiratory protection. The WGK is 3, indicating a high hazard to water.
How is 4-Benzoylbiphenyl packed and exported?
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Tech Serve Solutions professionally packs and exports 4-Benzoylbiphenyl globally, adhering to all relevant shipping and safety regulations for chemical substances.
How can I request a sample or quote for 4-Benzoylbiphenyl?
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To request a sample or a quote for 4-Benzoylbiphenyl, please contact our sales team through the website or by phone, providing your specific requirements.
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