4-Carboxy-3-fluorophenylboronic acid
4-Carboxy-3-fluorophenylboronic acid (CAS: 120153-08-4; Formula: C7H6BFO4; MW: 183.93) is a substituted aryl boronic acid. This compound serves as a valuable building block in organic synthesis, particularly in cross-coupling reactions. Its difunctional nature, featuring both a carboxylic acid and a boronic acid moiety, allows for diverse synthetic transformations. It is widely employed in the development of pharmaceuticals, agrochemicals, and advanced materials.

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of complex organic molecules. The boronic acid group is reactive in Suzuki-Miyaura cross-coupling reactions, while the carboxylic acid can undergo various derivatizations.
Pharmaceutical Research
Applied in the discovery and development of new pharmaceutical agents. Its structure can be incorporated into drug candidates targeting various diseases.
Agrochemical Development
Serves as a building block for novel agrochemical compounds, including herbicides, insecticides, and fungicides.
Materials Science
Incorporated into the synthesis of functional materials and polymers with specific electronic or optical properties.
| Molecular weight | 183.93 |
|---|---|
| Empirical formula | C7H6BFO4 |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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-Carboxy-3-fluorophenylboronic acid used for?
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4-Carboxy-3-fluorophenylboronic acid is primarily used as a versatile building block in organic synthesis, particularly in cross-coupling reactions like Suzuki-Miyaura couplings. It finds applications in the development of pharmaceuticals, agrochemicals, and advanced materials.
What is the CAS number and formula for 4-Carboxy-3-fluorophenylboronic acid?
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The CAS number is 120153-08-4, and the empirical formula is C7H6BFO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical typically as a research or technical grade. The specific assay and purity are available on the Certificate of Analysis. We do not represent this product as USP, BP, or EP grade.
How should 4-Carboxy-3-fluorophenylboronic acid be handled?
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According to GHS information, this compound is a Warning substance. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment in a well-ventilated area. Avoid breathing dust/fume/gas/mist/vapours/spray. Rinse cautiously with water for several minutes if in eyes.
How is 4-Carboxy-3-fluorophenylboronic acid packed and shipped?
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Tech Serve Solutions securely packs and exports chemicals globally, adhering to all relevant transportation regulations. Details regarding specific packaging sizes can be obtained upon request.
How can I request a quote or sample?
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To request a quote or a sample of 4-Carboxy-3-fluorophenylboronic acid, please contact our sales team through the website or by phone.
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