2-Fluoro-3-(trifluoromethyl)phenylboronic acid
2-Fluoro-3-(trifluoromethyl)phenylboronic acid (CAS: 157834-21-4; Formula: C7H5BF3O2; Molar Mass: 207.92 g/mol) is a versatile organoboron compound. As a disubstituted aryl boronic acid, it is frequently employed as a key building block in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions for constructing complex molecules.

Organic Synthesis Intermediate
This compound serves as a crucial intermediate in the synthesis of diverse organic molecules. Its structure makes it suitable for cross-coupling reactions, enabling the formation of carbon-carbon bonds.
Pharmaceutical Research
2-Fluoro-3-(trifluoromethyl)phenylboronic acid is utilised in the development of novel pharmaceutical agents. It can be incorporated into molecular scaffolds to modify their pharmacological properties.
Materials Science
The unique electronic and structural properties conferred by the fluoro and trifluoromethyl substituents make this boronic acid a potential component in the design of new functional materials.
| Molecular weight | 207.92 |
|---|---|
| Linear formula | FC6H3(CF3)B(OH)2 |
| Assay | 95% |
| Melting point | 56-58 °C(lit.) |
| 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 2-Fluoro-3-(trifluoromethyl)phenylboronic acid primarily used for?
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This compound is primarily used as an intermediate in organic synthesis, particularly for Suzuki-Miyaura cross-coupling reactions and in pharmaceutical research and materials science.
What is the CAS number and chemical formula for this product?
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The CAS number is 157834-21-4, and the chemical formula is C7H5BF3O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Fluoro-3-(trifluoromethyl)phenylboronic acid with an assay of 95%. We do not represent this product as USP, BP, or EP grade.
What are the key safety and handling precautions for 2-Fluoro-3-(trifluoromethyl)phenylboronic acid?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound is classified under WGK Germany 3.
How is this chemical packed and shipped?
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This chemical is carefully packed according to industry standards and is available for global export by Tech Serve Solutions.
How can I request a quote or sample?
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To request a quote or a sample, please contact our sales team through the website or by phone.
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