2,3-Diphenyl-1-indenone
2,3-Diphenyl-1-indenone (CAS: 1801-42-9) is a chemical compound with the molecular formula C21H14O and a molecular weight of 282.34 g/mol. This ketone functions as a valuable building block in organic synthesis. It is utilised in chemical research and development, particularly in the creation of complex organic molecules. Its precise structure and reactivity make it a useful intermediate for further chemical transformations.
- Synonyms
- 2,3-Diphenyl-1-indenone2,3-Diphenylinden-1-one

Organic Synthesis Intermediate
2,3-Diphenyl-1-indenone serves as a key intermediate in multi-step organic synthesis pathways. Its ketone functionality and aromatic rings offer versatile reaction sites for derivatisation.
Research and Development
This compound is employed in academic and industrial research laboratories for the exploration of novel chemical reactions and the synthesis of new organic compounds with potential applications.
Building Block for Complex Molecules
Its structural features make 2,3-Diphenyl-1-indenone a useful starting material or fragment in the construction of larger, more intricate molecular architectures.
| Molecular weight | 282.34 |
|---|---|
| Empirical formula | C21H14O |
| Assay | 97% |
| Melting point | 153-154 °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 2,3-Diphenyl-1-indenone used for?
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2,3-Diphenyl-1-indenone is primarily used as a building block and intermediate in organic synthesis and for research and development purposes in chemical laboratories.
What is the CAS number and molecular formula for 2,3-Diphenyl-1-indenone?
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The CAS number is 1801-42-9, and the molecular formula is C21H14O.
What grade and purity does Tech Serve Solutions supply for 2,3-Diphenyl-1-indenone?
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Tech Serve Solutions supplies 2,3-Diphenyl-1-indenone with an assay of 97%. We do not represent this product as USP, BP, EP or other pharmacopoeia grades.
How should 2,3-Diphenyl-1-indenone 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. Consult the Safety Data Sheet for detailed hazard information, as it is classified under WGK Germany 3.
Is 2,3-Diphenyl-1-indenone available for export?
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Yes, Tech Serve Solutions specialises in the global supply and export of fine chemicals, including 2,3-Diphenyl-1-indenone.
How can I request a quote or sample for 2,3-Diphenyl-1-indenone?
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Please contact our sales team through the website or by phone to request a quotation or a sample of 2,3-Diphenyl-1-indenone.
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