Potassium 4-carboxyphenyltrifluoroborate
Potassium 4-carboxyphenyltrifluoroborate (CAS 850623-38-0, HO2CC6H4BF3K) is an organoboron compound with a molecular weight of 228.02. As an aryl trifluoroborate salt, it is valuable in organic synthesis, particularly in cross-coupling reactions. This reagent is supplied by Tech Serve Solutions for research and development purposes, offering a reliable source for chemists exploring novel molecular architectures.

Suzuki-Miyaura Cross-Coupling Reactions
Potassium 4-carboxyphenyltrifluoroborate serves as a versatile coupling partner in Suzuki-Miyaura reactions. It enables the formation of carbon-carbon bonds by reacting with aryl or vinyl halides, facilitating the synthesis of complex biaryl and substituted alkene structures.
Synthesis of Pharmaceutical Intermediates
The compound's structure makes it useful in the construction of key intermediates for pharmaceutical agents. Its reactivity allows for targeted modifications in drug discovery and development pipelines.
Materials Science Research
Trifluoroborate derivatives are explored in materials science for developing novel organic electronic materials and polymers. Potassium 4-carboxyphenyltrifluoroborate can be incorporated into functional materials with tailored electronic or optical properties.
| Molecular weight | 228.02 |
|---|---|
| Linear formula | HO2CC6H4BF3K |
| Assay | 97% |
| Melting point | >300 °C |

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
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| 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 Potassium 4-carboxyphenyltrifluoroborate used for?
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Potassium 4-carboxyphenyltrifluoroborate is primarily used in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions, and for the synthesis of pharmaceutical intermediates and materials science research.
What are the CAS number and chemical formula for Potassium 4-carboxyphenyltrifluoroborate?
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The CAS number is 850623-38-0, and the chemical formula is HO2CC6H4BF3K.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Potassium 4-carboxyphenyltrifluoroborate with an assay of 97%. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Potassium 4-carboxyphenyltrifluoroborate be handled?
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Handle with care. This compound is a Warning irritant, causing skin (H315), eye (H319), and respiratory (H335) irritation. Use a dust mask type N95 (US), wear eyeshields and gloves. Ensure adequate ventilation.
How is Potassium 4-carboxyphenyltrifluoroborate packaged and shipped?
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Potassium 4-carboxyphenyltrifluoroborate is carefully packaged to maintain its integrity during domestic and international export. Specific packaging details can be provided upon request.
How can I request a quote or sample?
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To request a quote or sample of Potassium 4-carboxyphenyltrifluoroborate, please contact our sales team via the website or directly by email, providing your specific requirements.
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