Potassium ethyltrifluoroborate
Potassium ethyltrifluoroborate (CAS: 44248-07-9, Formula: C2H5BF3K, MW: 135.97 g/mol) is an organoboron compound belonging to the class of alkyl trifluoroborate salts. It serves as a versatile building block in organic synthesis, particularly in cross-coupling reactions. Its stability and reactivity profile make it a valuable reagent for introducing ethyl groups into various molecular frameworks, facilitating the construction of complex organic molecules for research and development.
Suzuki-Miyaura Cross-Coupling Reactions
Potassium ethyltrifluoroborate is widely employed as a coupling partner in Suzuki-Miyaura reactions. It efficiently transfers an ethyl group to aryl or vinyl halides and pseudohalides, catalysed by palladium complexes, enabling the synthesis of substituted aromatic and olefinic compounds.
Organic Synthesis Intermediate
This compound acts as a key intermediate in the synthesis of pharmaceuticals, agrochemicals, and advanced materials. Its utility lies in its ability to introduce specific ethyl functionalities into target molecules under controlled reaction conditions.
Reagent for C-C Bond Formation
As an organometallic reagent, potassium ethyltrifluoroborate facilitates the formation of new carbon-carbon bonds. Its predictable reactivity and handling characteristics make it a preferred choice for chemists seeking reliable synthetic routes.
| Molecular weight | 135.97 |
|---|---|
| Empirical formula | C2H5BF3K |
| Assay | 95% |
| Melting point | 80-84 °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
| 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 ethyltrifluoroborate used for?
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Potassium ethyltrifluoroborate is primarily used as a reagent in organic synthesis, particularly for Suzuki-Miyaura cross-coupling reactions to introduce ethyl groups, and as an intermediate in the synthesis of complex organic molecules.
What is the CAS number and formula for Potassium ethyltrifluoroborate?
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The CAS number for Potassium ethyltrifluoroborate is 44248-07-9, and its chemical formula is C2H5BF3K.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Potassium ethyltrifluoroborate with an assay of 95%. We do not represent this product as USP, BP, or EP grade.
How should Potassium ethyltrifluoroborate be handled?
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Potassium ethyltrifluoroborate is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, avoid breathing dust, and ensure adequate ventilation. In case of contact with eyes, rinse cautiously with water for several minutes and seek medical advice.
Is Potassium ethyltrifluoroborate a controlled substance?
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Based on the provided data, Potassium ethyltrifluoroborate is not indicated as a controlled substance.
How is this chemical packed, shipped, and exported?
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Potassium ethyltrifluoroborate is typically packed in appropriate containers for safe transport. As a global supplier, Tech Serve Solutions handles the complexities of shipping and exporting chemicals worldwide, adhering to all relevant regulations.
How can I request a sample or quote for Potassium ethyltrifluoroborate?
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To request a sample or quote for Potassium ethyltrifluoroborate, please contact our sales department through the website or by phone, providing your specific requirements.
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