4-Ethoxy-2,3,5,6-tetrafluorophenylboronic acid
4-Ethoxy-2,3,5,6-tetrafluorophenylboronic acid (CAS: 871125-72-3; C8H7BF4O3) is a fluorinated aryl boronic acid derivative. With a molecular weight of 237.94 g/mol, this compound serves as a valuable building block in organic synthesis. Its structure, featuring a highly fluorinated phenyl ring and a boronic acid moiety, makes it useful in cross-coupling reactions and the synthesis of complex organic molecules, particularly in pharmaceutical and materials science research.
- Synonyms
- 6-tetrafluorophenylboronic acid871125-72-3C8H7BF4O3

Organic Synthesis Intermediate
This compound is employed as a key intermediate in the synthesis of complex organic molecules. Its highly fluorinated aromatic ring and boronic acid functional group facilitate participation in various cross-coupling reactions, such as Suzuki-Miyaura coupling.
Pharmaceutical Research
Utilised in the development of novel pharmaceutical compounds. The incorporation of fluorinated aryl motifs can influence the pharmacokinetic and pharmacodynamic properties of drug candidates.
Materials Science
Applicable in the design and synthesis of advanced materials. The unique electronic properties imparted by the tetrafluorophenyl group can be leveraged in the creation of functional polymers and organic electronic devices.
| Molecular weight | 237.94 |
|---|---|
| Empirical formula | C8H7BF4O3 |
| Melting point | 137-142 °C |
| 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 4-Ethoxy-2,3,5,6-tetrafluorophenylboronic acid used for?
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4-Ethoxy-2,3,5,6-tetrafluorophenylboronic acid is primarily used as an intermediate in organic synthesis, particularly in cross-coupling reactions for the development of pharmaceuticals and advanced materials.
What is the CAS number and chemical formula for this compound?
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The CAS number is 871125-72-3, and the chemical formula is C8H7BF4O3. Its molecular weight is 237.94 g/mol.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound for research and chemical synthesis purposes. The specific assay or purity is detailed on the product's Certificate of Analysis. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for this chemical?
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This compound requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter may be necessary. Refer to the Safety Data Sheet (SDS) for comprehensive handling information and hazard details.
How is 4-Ethoxy-2,3,5,6-tetrafluorophenylboronic acid packed and exported?
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Tech Serve Solutions, as a global supplier and exporter, ensures that chemicals are packed and shipped in compliance with all relevant international regulations for hazardous materials.
How can I request a quote or sample?
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To request a quote or a sample, please visit the product page on the Tech Serve Solutions website and utilise the 'Request Quote' or 'Request Sample' function, or contact our sales team directly.
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