4′-Phenoxyacetophenone
4′-Phenoxyacetophenone (CAS: 5031-78-7) is a chemical compound with the linear formula C 6 H 5 OC 6 H 4 COCH 3 and a molecular weight of 212.24 g/mol. This acetophenone derivative is recognised for its utility in materials science and polymer chemistry, particularly as an organic photoinitiator and a reagent in polymerization processes. Its specific chemical structure lends itself to applications requiring controlled initiation of polymer chain growth.

Organic Photoinitiator
4′-Phenoxyacetophenone functions as an effective organic photoinitiator. It is employed in UV-curable formulations to initiate polymerization upon exposure to ultraviolet light, crucial for coatings, inks, and adhesives.
Polymerization Reagent
This compound serves as a valuable reagent in various polymerization processes. Its chemical properties allow for controlled initiation, contributing to the synthesis of polymers with desired characteristics.
Materials Science Research
In materials science, 4′-Phenoxyacetophenone is utilized in research and development for the creation of novel polymeric materials. It aids in understanding and controlling polymerization mechanisms.
| Molecular weight | 212.24 |
|---|---|
| Linear formula | C6H5OC6H4COCH3 |
| Assay | 98% |
| Boiling point | 200 °C/12 mmHg(lit.) |
| Melting point | 50-52 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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′-Phenoxyacetophenone used for?
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4′-Phenoxyacetophenone is used as an organic photoinitiator and a reagent in polymerization processes, finding applications in materials science and polymer chemistry.
What is the CAS number and chemical formula for 4′-Phenoxyacetophenone?
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The CAS number for 4′-Phenoxyacetophenone is 5031-78-7, and its linear formula is C 6 H 5 OC 6 H 4 COCH 3 .
What grade and purity does Tech Serve Solutions supply for 4′-Phenoxyacetophenone?
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Tech Serve Solutions supplies 4′-Phenoxyacetophenone with an assay of 98%. This product is intended for research and technical use; TSS does not represent it as USP, BP, or EP grade.
How should 4′-Phenoxyacetophenone be handled safely?
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Handling 4′-Phenoxyacetophenone requires caution. It is classified with hazards including skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust.
Is 4′-Phenoxyacetophenone shipped internationally by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4′-Phenoxyacetophenone, ensuring it can be packed and shipped worldwide.
How can I request a sample or quote for 4′-Phenoxyacetophenone?
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To request a sample or a quote for 4′-Phenoxyacetophenone, please contact the Tech Serve Solutions sales department through our website or by phone, providing your specific requirements.
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