4-Fluorophenyl phenyl ether
4-Fluorophenyl phenyl ether (CAS: 330-84-7), with the molecular formula C12H9FO and a molecular weight of 188.20 g/mol, is a fluorinated aromatic ether. This compound serves as a valuable building block in organic synthesis. Its structure, featuring a fluorine atom on one phenyl ring, makes it useful for introducing fluorinated moieties into more complex molecules, particularly in the development of pharmaceuticals and advanced materials. Available from TSS with an assay of ≥98.0%.
- IUPAC
- 4-Fluorodiphenyl ether
- Synonyms
- 4-Fluorodiphenyl ether

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of complex organic molecules. Its fluorinated phenyl group allows for specific modifications in multi-step synthetic pathways.
Fluorinated Building Block
A crucial component for introducing fluorine atoms into organic structures. This is particularly relevant in medicinal chemistry for altering pharmacokinetic properties of drug candidates.
Material Science
Applicable in the development of novel materials where fluorination can impart desirable properties such as thermal stability and altered electronic characteristics.
| Molecular weight | 188.20 |
|---|---|
| Empirical formula | C12H9FO |
| Assay | ≥98.0% |
| Boiling point | 147-149 °C/53 mmHg(lit.) |
| Density | 1.155 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.557 |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | 123 °C / 253.4 °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-Fluorophenyl phenyl ether used for?
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4-Fluorophenyl phenyl ether is primarily used as an intermediate in organic synthesis and as a fluorinated building block for creating more complex organic molecules, including pharmaceuticals and advanced materials.
What are the CAS number and formula for 4-Fluorophenyl phenyl ether?
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The CAS number is 330-84-7 and the empirical formula is C12H9FO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Fluorophenyl phenyl ether with an assay of ≥98.0%. This is a technical/research grade product and is not represented as USP, BP, EP, or pharmacopoeia grade.
How should 4-Fluorophenyl phenyl ether be handled safely?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves, to prevent contact. The compound has a flash point of 123°C (253.4°F). Consult the Safety Data Sheet for comprehensive handling and hazard information. It is classified under WGK Germany 3.
Is 4-Fluorophenyl phenyl ether a controlled substance?
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Based on the provided data, there is no indication that 4-Fluorophenyl phenyl ether is a controlled substance.
How is 4-Fluorophenyl phenyl ether packed and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Specific packing and export details can be provided upon request, adhering to all relevant international shipping regulations.
How can I request a quote or sample?
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To request a quote or sample of 4-Fluorophenyl phenyl ether, please contact our sales team through the website or by phone. Our experts will assist you promptly.
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