4,5-Diphenyl-1,3-dioxol-2-one
4,5-Diphenyl-1,3-dioxol-2-one (CAS: 21240-34-6) is an organic compound with the molecular formula C15H10O3 and a molecular weight of 238.24 g/mol. This compound serves as a valuable building block in chemical synthesis. Available at a purity of 99%, it is suitable for various research and development applications within organic chemistry laboratories.
- IUPAC
- 1,2-Diphenylvinylene carbonate
- Synonyms
- 21240-34-61,2-Diphenylvinylene carbonateC15H10O3

Chemical Synthesis
4,5-Diphenyl-1,3-dioxol-2-one is utilised as a key intermediate or starting material in the synthesis of complex organic molecules. Its structure lends itself to diverse chemical transformations.
Organic Building Block
As an organic building block, this compound offers a unique phenyl-substituted cyclic carbonate structure. It is employed in the construction of novel organic frameworks and functional materials.
Research and Development
This dioxolone derivative is integral to research studies focused on exploring new reaction pathways and developing innovative chemical entities in academic and industrial R&D settings.
| Molecular weight | 238.24 |
|---|---|
| Empirical formula | C15H10O3 |
| Assay | 99% |
| Application | 4,5-Diphenyl-1,3-dioxol-2-one may be used in chemical synthesis studies. |
| Melting point | 71-75 °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 4,5-Diphenyl-1,3-dioxol-2-one used for?
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4,5-Diphenyl-1,3-dioxol-2-one is primarily used in chemical synthesis studies as an organic building block for constructing complex molecules and exploring new reaction pathways.
What is the CAS number and chemical formula for 4,5-Diphenyl-1,3-dioxol-2-one?
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The CAS number is 21240-34-6, and the empirical formula (Hill notation) is C15H10O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,5-Diphenyl-1,3-dioxol-2-one with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
How should 4,5-Diphenyl-1,3-dioxol-2-one be handled safely?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. This compound is classified under WGK 3 in Germany, indicating a high hazard to water.
Is 4,5-Diphenyl-1,3-dioxol-2-one a controlled substance?
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The provided data does not indicate that 4,5-Diphenyl-1,3-dioxol-2-one is a controlled substance.
How is 4,5-Diphenyl-1,3-dioxol-2-one packed and exported?
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Tech Serve Solutions professionally packs and exports chemicals globally, adhering to all necessary regulations for safe transport.
How can I request a quote or sample for 4,5-Diphenyl-1,3-dioxol-2-one?
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To request a quote or sample, please contact our sales team through the provided channels on the Tech Serve Solutions website.
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