Description

Potassium Methyltrifluoroborate is an organotrifluoroborate salt, a highly valuable class of reagents in modern synthetic chemistry. Its primary value lies in its exceptional stability and handling properties compared to traditional boronic acids, making it a superior choice for robust cross-coupling reactions. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, air- and moisture-tolerant building blocks for complex molecule synthesis.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key reagent for forming carbon-carbon bonds between aryl/alkyl halides and the methyl group, crucial for constructing complex organic frameworks.
• Pharmaceutical Intermediate Synthesis: Used in the research and production of active pharmaceutical ingredients (APIs) where the introduction of a methyl group is required.
• Agrochemical Manufacturing: Employed in the synthesis of novel herbicides, fungicides, and insecticides that require specific methylated structures.
• Material Science Research: Serves as a precursor for creating advanced polymers and organic electronic materials with tailored properties.
• Petrochemical Catalysis: Investigated as a ligand or catalyst component in various transition metal-catalyzed processes.
• Isotope Labeling Studies: Can be utilized in the preparation of methyl-labeled compounds for metabolic and mechanistic studies.

Basic Information

Item	Detail
Product Name	Potassium Methyltrifluoroborate
CAS No.	13862-28-7
Molecular Formula	CH3BF3K
Molecular Weight	127.93 g/mol
Synonyms	Potassium (Methyl)trifluoroborate(1-); Methyltrifluoroborate Potassium Salt; Potassium Methyl-Trifluoroboronate; Methylpotassium Trifluoroborane; Methylboronic Acid Potassium Trifluoroborate Salt; Methyl-BF3K; MeBF3K; Methyl Potassium Trifluoroborane
EINECS	Contact for details

Quality Control

Our Potassium Methyltrifluoroborate is manufactured under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including NMR (1H, 11B, 19F), FT-IR, and elemental analysis, to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to guarantee compliance with your research and development specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its hygroscopic nature, it is recommended to handle the material under an inert atmosphere (e.g., nitrogen or argon) for long-term storage and to minimize exposure to ambient moisture. Optimal storage temperature is between 2°C and 8°C.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (NMR)	Conforms to structure
Purity (NMR)	≥ 97%
11B NMR Purity	≥ 95%
Water Content (KF)	≤ 2.0%
Heavy Metals	< 20 ppm

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