Description

Potassium (Thiomethyl)Methyltrifluoroborate is a high-purity organotrifluoroborate salt, a versatile and stable reagent in modern synthetic chemistry. Its primary value lies in enabling efficient Suzuki-Miyaura cross-coupling reactions, a cornerstone methodology for constructing carbon-carbon bonds under mild conditions. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials industries who require reliable, scalable building blocks for complex molecule synthesis.

Application

• Pharmaceutical Intermediate Synthesis: A key building block for creating novel active pharmaceutical ingredients (APIs) and drug candidates via palladium-catalyzed cross-coupling.
• Agrochemical Development: Used in the research and production of advanced herbicides, fungicides, and insecticides requiring specific aryl-alkyl linkages.
• Material Science & OLED Chemistry: Employed in the synthesis of conjugated polymers and organic light-emitting diode (OLED) materials for electronic displays.
• Ligand & Catalyst Preparation: Serves as a precursor for synthesizing specialized ligands and organometallic catalysts.
• Chemical Biology & Probe Development: Useful for the site-specific introduction of methylthio or related functional groups into biomolecules and imaging probes.
• Custom & Contract Manufacturing: A critical reagent for fine chemical and custom synthesis houses serving diverse R&D and commercial scale-up needs.

Basic Information

Product Name	Potassium (Thiomethyl)Methyltrifluoroborate
CAS No.	2144763-01-7
Molecular Formula	C2H5BF3KS
Molecular Weight	167.99 g/mol
Synonyms	Potassium Methyl(thiomethyl)trifluoroborate; Potassium (Methylthio)methyltrifluoroborate; Methyl(thiomethyl)trifluoroborate Potassium Salt; (Methylthiomethyl)trifluoroborate Potassium Salt; Potassium Trifluoro((methylthio)methyl)borate; (Thiomethyl)methyltrifluoroborate Potassium Salt; K[MeSCH2BF3]; Potassium (Methylsulfanylmethyl)trifluoroboranuide
EINECS	Contact for details

Quality Control

Our Potassium (Thiomethyl)Methyltrifluoroborate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including NMR (1H, 11B, 13C), HPLC, and elemental analysis, to ensure high chemical purity and consistent performance. Certificates of Analysis (COA) with detailed specifications are provided for every shipment, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at 2-8°C under an inert atmosphere (e.g., argon or nitrogen). Due to its hygroscopic and fluoride/strong alkali nature, the container must be kept tightly sealed to exclude moisture and stored separately from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95%
11B NMR Purity	≥ 97%
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.