Description

Potassium (4-Methylsulfonylphenyl)Trifluoroborate is a high-purity organotrifluoroborate salt, a versatile and stable intermediate for advanced organic synthesis. This compound is valued for its enhanced stability in air and moisture compared to traditional boronic acids, facilitating robust cross-coupling reactions. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for constructing complex molecular architectures.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key building block for forming biaryl and heterobiaryl bonds in pharmaceutical and agrochemical active ingredients.
• Pharmaceutical Intermediate: Used in the synthesis of drug candidates, particularly those containing sulfonyl and aryl motifs for targeted therapies.
• Agrochemical Synthesis: Employed in creating novel herbicides, fungicides, and insecticides with improved efficacy and environmental profiles.
• Ligand and Catalyst Development: Serves as a precursor for advanced ligands and functional materials in catalysis and organic electronics.
• Chemical Biology Probes: Utilized in the development of molecular probes and imaging agents for biological research.
• Polymer and Material Science: Incorporated into monomers for producing specialty polymers with tailored electronic or thermal properties.

Basic Information

Product Name	Potassium (4-Methylsulfonylphenyl)Trifluoroborate
CAS No.	850623-40-4
Molecular Formula	C7H7BF3KO2S
Molecular Weight	250.10 g/mol
Synonyms	Potassium (4-(Methylsulfonyl)phenyl)trifluoroborate; Potassium 4-(Methylsulfonyl)phenyltrifluoroborate; 4-(Methylsulfonyl)phenyltrifluoroborate Potassium Salt; (4-Methylsulfonylphenyl)trifluoroborate Potassium; Potassium Trifluoro(4-(methylsulfonyl)phenyl)borate; 850623-40-4; 4-Methanesulfonylphenyltrifluoroborate Potassium Salt
EINECS	Contact for details

Quality Control

Our Potassium (4-Methylsulfonylphenyl)Trifluoroborate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including NMR (1H, 11B, 19F), HPLC for purity, and elemental analysis, to ensure it meets the high standards required for sensitive cross-coupling chemistry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be handled under inert atmosphere (argon/nitrogen) for prolonged use to maintain optimal reactivity and shelf life.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
11B NMR Purity	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.