1,3-Diphenyl-2-propenone
1,3-Diphenyl-2-propenone (CAS: 94-41-7), also known as Benzalacetophenone or Chalcone, is an organic compound with the molecular formula C <sub>6</sub>H <sub>5</sub>CH=CHCOC <sub>6</sub>H <sub>5</sub> and a molecular weight of 208.26 g/mol. This ketone serves as a valuable building block in organic synthesis, particularly for preparing pharmacologically relevant heterocyclic compounds. It is supplied by Tech Serve Solutions for research and chemical synthesis applications.
- IUPAC
- Benzalacetophenone,Chalcone
- Synonyms
- BenzalacetophenoneChalconeCinnamyl phenyl ketone

Heterocyclic Synthesis
1,3-Diphenyl-2-propenone is a key precursor in the synthesis of various heterocyclic systems. It has been notably used in the preparation of pyrazolines and pyrimidines, compounds with significant pharmacological interest.
Organic Building Block
As a versatile organic building block, this compound is utilized in chemical synthesis for creating more complex molecular structures. Its reactivity as a carbonyl compound and an unsaturated system allows for diverse chemical transformations.
Cell Biology Research
Its role in the synthesis of bioactive molecules suggests potential applications in cell biology research, where such compounds can be used to probe biological pathways or as potential therapeutic leads.
| Molecular weight | 208.26 |
|---|---|
| Linear formula | C6H5CH=CHCOC6H5 |
| Assay | ≥98.0% (GC) |
| Solubility | dioxane: soluble1 g/10 mL, clear, colorless |
| Application | 1,3-Diphenyl-2-propenone was used in the preparation of pharmacologically-interesting heterocyclic systems like pyrazolines and pyrimidines1. |

Hazard statements
- H302Harmful if swallowed
- 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) | Xn |
| Risk statements (R) | 22-36/37 |
| Safety statements (S) | 22-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | rat ... Ar(24208) |
|---|
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 1,3-Diphenyl-2-propenone used for?
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1,3-Diphenyl-2-propenone is used as a building block in organic synthesis, particularly for preparing pharmacologically interesting heterocyclic systems such as pyrazolines and pyrimidines.
What are the CAS number and molecular formula for 1,3-Diphenyl-2-propenone?
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The CAS number for 1,3-Diphenyl-2-propenone is 94-41-7, and its linear formula is C <sub>6</sub>H <sub>5</sub>CH=CHCOC <sub>6</sub>H <sub>5</sub>.
What grade and purity does Tech Serve Solutions supply for 1,3-Diphenyl-2-propenone?
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Tech Serve Solutions supplies 1,3-Diphenyl-2-propenone with an assay of ≥98.0% (GC). TSS does not represent this product as USP, BP, EP, or other pharmacopoeial grades unless explicitly stated.
How should 1,3-Diphenyl-2-propenone be handled safely?
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1,3-Diphenyl-2-propenone is classified with Warning signal word and carries hazard statements H302 (Harmful if swallowed), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure good ventilation and avoid dust formation. Refer to the Safety Data Sheet for comprehensive handling instructions.
How is 1,3-Diphenyl-2-propenone packed, shipped, and exported?
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1,3-Diphenyl-2-propenone is carefully packed according to industry standards for safe transportation. Tech Serve Solutions is a specialist global supplier and exporter, experienced in shipping fine chemicals worldwide.
How can I request a sample or quote for 1,3-Diphenyl-2-propenone?
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To request a sample or a quotation for 1,3-Diphenyl-2-propenone, please contact our sales department through the website or by phone, providing your specific requirements.
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