4-Chloro-4′-fluorobutyrophenone
4-Chloro-4′-fluorobutyrophenone (CAS: 3874-54-2; Formula: FC₆H₄CO(CH₂)₃Cl) is a fluorinated aryl ketone. With a molecular weight of 200.64 g/mol, this compound serves as a valuable building block in organic synthesis. Its structure, featuring both a carbonyl group and strategically placed halogen atoms, makes it a versatile intermediate for developing more complex molecules, particularly within the pharmaceutical and agrochemical sectors.

Pharmaceutical Intermediate
4-Chloro-4′-fluorobutyrophenone is utilized in the synthesis of various pharmaceutical compounds. Its functional groups allow for diverse chemical transformations, enabling the construction of active pharmaceutical ingredients (APIs) and their precursors.
Agrochemical Synthesis
This compound finds application as a building block in the development of novel agrochemicals. Its fluorinated aromatic ring and reactive ketone moiety can be incorporated into molecules designed for crop protection and enhancement.
Organic Synthesis Reagent
As a functionalized ketone, it is a useful reagent in general organic synthesis. Researchers can employ it in reactions to introduce specific structural motifs into target molecules, facilitating the exploration of new chemical entities.
Materials Science
The unique structural features of 4-Chloro-4′-fluorobutyrophenone may lend themselves to applications in materials science, such as in the development of specialized polymers or functional materials where fluorination is desired.
| Molecular weight | 200.64 |
|---|---|
| Linear formula | FC6H4CO(CH2)3Cl |
| Assay | 97% |
| Density | 1.22 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.5255(lit.) |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| 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 4-Chloro-4′-fluorobutyrophenone primarily used for?
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4-Chloro-4′-fluorobutyrophenone is primarily used as a versatile building block in organic synthesis, particularly in the development of pharmaceutical intermediates and agrochemicals.
What is the CAS number and chemical formula for 4-Chloro-4′-fluorobutyrophenone?
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The CAS number is 3874-54-2 and the chemical formula is FC₆H₄CO(CH₂)₃Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Chloro-4′-fluorobutyrophenone with an assay of 97%. This product is intended for research and chemical synthesis purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the main safety considerations when handling 4-Chloro-4′-fluorobutyrophenone?
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When handling 4-Chloro-4′-fluorobutyrophenone, it is essential to wear eyeshields and gloves. The compound has a flash point greater than 113 °C (235.4 °F) and should be handled in a well-ventilated area. Refer to the safety data sheet for comprehensive handling instructions.
How is 4-Chloro-4′-fluorobutyrophenone packed and exported by TSS?
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Tech Serve Solutions securely packs and exports 4-Chloro-4′-fluorobutyrophenone, ensuring product integrity during transit. We cater to global research institutions and chemical manufacturers.
How can I request a sample or quote for 4-Chloro-4′-fluorobutyrophenone?
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To request a sample or a quote for 4-Chloro-4′-fluorobutyrophenone, please contact our sales team through the TSS website or by phone, providing your specific requirements.
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