Description

Potassium (4-Ethylthiophenyl)Trifluoroborate is a versatile organotrifluoroborate salt, a crucial building block in modern synthetic chemistry. Its primary value lies in its exceptional stability and reactivity, making it a superior alternative to traditional boronic acids in cross-coupling reactions. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries who require reliable and efficient methods for constructing complex carbon-carbon bonds.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key reagent for the palladium-catalyzed formation of biaryl and other carbon-carbon bonds, critical in pharmaceutical intermediate synthesis.
• Pharmaceutical Intermediate Synthesis: Used in the development and scalable production of active pharmaceutical ingredients (APIs) and complex drug candidates.
• Agrochemical Research & Development: Employed in creating novel herbicides, fungicides, and insecticides by constructing specific aromatic and heteroaromatic structures.
• Materials Science & OLED Development: Serves as a precursor for synthesizing advanced organic electronic materials, including ligands for catalysts and emissive layers.
• Ligand and Catalyst Preparation: Useful in the synthesis of specialized ligands for transition metal catalysts used in asymmetric synthesis.
• Chemical Biology & Probe Development: Facilitates the site-specific labeling and modification of biomolecules for diagnostic and research applications.

Basic Information

Product Name	Potassium (4-Ethylthiophenyl)Trifluoroborate
CAS No.	850623-75-5
Molecular Formula	C8H9BF3KS
Molecular Weight	220.13 g/mol
Synonyms	Potassium (4-(Ethylthio)phenyl)trifluoroborate; Potassium 4-(Ethylthio)phenyltrifluoroborate; 4-(Ethylthio)benzenetrifluoroborate Potassium Salt; (4-(Ethylthio)phenyl)trifluoroboronic Acid Potassium Salt; 4-Ethylthiophenyltrifluoroborate Potassium Salt; Potassium 4-Ethylthiophenyl-BF3; K-4-Ethylthiophenyl-BF3
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Each batch is analyzed to confirm identity, purity, and consistency. We adhere to strict in-house specifications designed for research and process chemistry applications. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory needs.

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 moisture. Ideal storage temperature is between 2°C and 8°C (refrigerated) for extended stability.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (NMR)	≥ 95%
Purity (HPLC)	≥ 97%
Water Content (KF)	≤ 1.0%
Heavy Metals	≤ 20 ppm

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