1,1-Diphenylacetone
1,1-Diphenylacetone (CAS: 781-35-1), with the molecular formula (C6H5)2CHCOCH3 and a molecular weight of 210.27 g/mol, is a ketone. This compound serves as a valuable building block in organic synthesis. It is primarily utilised in research and development laboratories for the creation of more complex organic molecules.
- IUPAC
- 1,1-Diphenyl-2-propanone
- Synonyms
- (C6H5)2CHCOCH31,1-Diphenyl-2-propanone

Organic Synthesis Intermediate
1,1-Diphenylacetone is employed as a key intermediate in the synthesis of various organic compounds. Its structure allows for diverse chemical transformations, making it useful in multi-step synthetic pathways.
Research and Development
This chemical is frequently used in academic and industrial research settings. It aids in the exploration of novel chemical reactions and the development of new materials or active pharmaceutical ingredients.
Building Block for Complex Molecules
As an organic building block, it provides a foundational structure that can be modified to construct intricate molecular architectures. Its diphenylmethyl and acetyl groups offer reactive sites for further functionalization.
| Molecular weight | 210.27 |
|---|---|
| Linear formula | (C6H5)2CHCOCH3 |
| Assay | 98% |
| Storage temperature | 2-8°C |
| Melting point | 59-63 °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 1,1-Diphenylacetone used for?
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1,1-Diphenylacetone is primarily used as a building block and intermediate in organic synthesis and research and development for creating complex organic molecules.
What is the CAS number and formula for 1,1-Diphenylacetone?
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The CAS number for 1,1-Diphenylacetone is 781-35-1, and its linear formula is (C6H5)2CHCOCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,1-Diphenylacetone with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should 1,1-Diphenylacetone be handled and stored?
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1,1-Diphenylacetone should be handled with appropriate personal protective equipment, including eyeshields and gloves. It requires storage at 2-8°C. Users should consult the Safety Data Sheet for detailed handling and hazard information.
Is 1,1-Diphenylacetone a controlled substance?
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The provided data does not indicate that 1,1-Diphenylacetone is a controlled substance.
How is 1,1-Diphenylacetone packed, shipped, and exported?
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1,1-Diphenylacetone is available from Tech Serve Solutions, a global supplier and exporter of fine chemicals.
How can I request a quote or sample for 1,1-Diphenylacetone?
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Please contact Tech Serve Solutions directly to request a quote or sample for 1,1-Diphenylacetone.
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