Description

Potassium ((1H-Pyrazol-1-yl)methyl)trifluoroborate is a high-value organotrifluoroborate salt, a crucial class of reagents in modern synthetic chemistry. This compound serves as a stable, air- and moisture-tolerant precursor for Suzuki-Miyaura cross-coupling reactions, enabling the efficient construction of complex molecular architectures. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-purity building blocks for drug discovery and fine chemical synthesis.

Application

• Pharmaceutical Intermediate Synthesis: A key building block for introducing the pyrazolylmethyl moiety into active pharmaceutical ingredients (APIs) and drug candidates via palladium-catalyzed cross-coupling.
• Agrochemical Development: Used in the research and production of novel herbicides, fungicides, and insecticides that incorporate heterocyclic frameworks for enhanced efficacy.
• Material Science Research: Employed in the synthesis of functional organic molecules and polymers with specific electronic or photophysical properties.
• Chemical Biology & Probe Design: Serves as a versatile handle for bioconjugation and the creation of molecular probes for studying biological systems.
• Academic & Industrial R&D: A fundamental reagent for methodology development and exploring new synthetic routes in organic chemistry laboratories worldwide.

Basic Information

Product Name	Potassium ((1H-Pyrazol-1-yl)methyl)trifluoroborate
CAS No.	1445962-99-1
Molecular Formula	C4H5BF3KN2
Molecular Weight	187.99 g/mol
Synonyms	Potassium (Pyrazol-1-ylmethyl)trifluoroborate; Potassium Trifluoro((1H-pyrazol-1-yl)methyl)borate; (1H-Pyrazol-1-ylmethyl)trifluoroborate Potassium Salt; Potassium ((1H-Pyrazol-1-Yl)Methyl)Trifluoroborate; 1H-Pyrazole-1-methanamine, N-(trifluoroboranyl)-, potassium salt (1:1); K-Organotrifluoroborate Reagent
EINECS	Contact for details

Quality Control

Every batch of Potassium ((1H-Pyrazol-1-yl)methyl)trifluoroborate is manufactured and tested under strict quality management systems to ensure consistency and high purity for demanding synthetic applications. Our products undergo rigorous quality testing, including NMR and HPLC analysis, to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory documentation.

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). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption, which can affect product stability and performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
1H NMR	Conforms to structure
11B NMR	Conforms to structure
19F NMR	Conforms to structure
Water Content (KF)	≤ 2.0%

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