3-Chloropropiophenone
3-Chloropropiophenone (CAS 936-59-4) is a halogenated ketone with the molecular formula ClCH2CH2COC6H5 and a molar mass of 168.62 g/mol. This organic compound serves as a valuable intermediate and building block in various chemical synthesis applications. Its structure, featuring a phenyl group, a carbonyl, and a chlorine atom, allows for diverse chemical transformations, making it a useful reagent for research and industrial purposes.
- IUPAC
- β-Chloropropiophenone,3-Chloro-1-phenyl-1-propanone
- Synonyms
- β-Chloropropiophenone3-Chloro-1-phenyl-1-propanone

Organic Synthesis Intermediate
3-Chloropropiophenone is employed as a key intermediate in the synthesis of more complex organic molecules. The reactive chlorine atom and the carbonyl group offer multiple sites for functional group manipulation and carbon-carbon bond formation.
Pharmaceutical Precursor
This compound can be utilised in the multi-step synthesis pathways for active pharmaceutical ingredients (APIs) or related research compounds. Its specific structure lends itself to the introduction of particular pharmacophores.
Research and Development
In R&D settings, 3-Chloropropiophenone is used to explore novel reaction pathways and develop new chemical entities. Its availability as a building block facilitates the investigation of structure-activity relationships.
| Molecular weight | 168.62 |
|---|---|
| Linear formula | ClCH2CH2COC6H5 |
| Assay | ≥97.5% (HPLC) |
| Boiling point | 113-115 °C/4 mmHg(lit.) |
| Melting point | 48-50 °C(lit.)48-50 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | >113 °C / >235.4 °F |
| 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 3-Chloropropiophenone used for?
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3-Chloropropiophenone is primarily used as an intermediate and building block in organic synthesis, including the development of pharmaceutical compounds and in research and development settings.
What are the CAS number and molecular formula for 3-Chloropropiophenone?
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The CAS number for 3-Chloropropiophenone is 936-59-4, and its linear formula is ClCH2CH2COC6H5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Chloropropiophenone with an assay of ≥97.5% (HPLC). This product is suitable for laboratory and research use. TSS does not represent this product as USP/BP/EP or for human consumption.
What are the key safety considerations for handling 3-Chloropropiophenone?
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3-Chloropropiophenone has a flash point above 113 °C and is classified under WGK Germany 3. Appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter, should be used. Handle in a well-ventilated area and avoid contact with skin and eyes.
How is 3-Chloropropiophenone packed, shipped, and exported?
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Tech Serve Solutions professionally packs, ships, and exports chemicals globally, adhering to all relevant regulations for safe and compliant transport.
How can I request a quote or sample of 3-Chloropropiophenone?
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To request a quote or sample of 3-Chloropropiophenone, please contact our sales team through the website or direct inquiry channels.
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