Potassium 4-acetylphenyltrifluoroborate
Potassium 4-acetylphenyltrifluoroborate (CAS: 252726-24-2, Formula: C8H7BF3KO, MW: 226.05) is a specialized organoboron compound. This aryl trifluoroborate salt serves as a versatile reagent in organic synthesis, particularly in cross-coupling reactions. Its utility extends to the preparation of complex molecules within pharmaceutical and materials science research. Supplied by Tech Serve Solutions with a high assay, it is a valuable building block for advanced chemical transformations.

Cross-Coupling Reactions
Potassium 4-acetylphenyltrifluoroborate is extensively used as a coupling partner in various transition-metal-catalyzed cross-coupling reactions, such as Suzuki-Miyaura couplings. It enables the formation of carbon-carbon bonds with high efficiency and selectivity.
Organic Synthesis Intermediate
This compound acts as a key intermediate for the synthesis of a wide range of organic molecules. It allows for the introduction of the 4-acetylphenyl moiety into diverse molecular scaffolds, crucial for drug discovery and development.
Materials Science
The aryl trifluoroborate structure makes it suitable for incorporation into novel materials. Its use in materials science research can lead to the development of functional organic materials with tailored electronic or optical properties.
| Molecular weight | 226.05 |
|---|---|
| Empirical formula | C8H7BF3KO |
| Assay | 97% |
| Melting point | 290 °C (dec.) |

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) | 26-36 |
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-acetylphenyltrifluoroborate used for?
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Potassium 4-acetylphenyltrifluoroborate is primarily utilized in organic synthesis, particularly as a reagent in cross-coupling reactions like the Suzuki-Miyaura coupling, and as an intermediate for synthesizing complex organic molecules and novel materials.
What is the CAS number and formula for Potassium 4-acetylphenyltrifluoroborate?
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The CAS number is 252726-24-2 and the empirical formula is C8H7BF3KO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Potassium 4-acetylphenyltrifluoroborate at an assay of 97%. This product is intended for research and laboratory use and is not represented as USP, BP, or EP grade.
What are the safety precautions for handling Potassium 4-acetylphenyltrifluoroborate?
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This compound is classified as a Warning and can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, should be worn. Handle in a well-ventilated area.
How is Potassium 4-acetylphenyltrifluoroborate packed and shipped?
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Potassium 4-acetylphenyltrifluoroborate is carefully packed to ensure safe transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations for chemical substances.
How can I request a quote or sample?
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To request a quote or a sample of Potassium 4-acetylphenyltrifluoroborate, please contact our sales team through the Tech Serve Solutions website or via direct inquiry.
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