Description

[4-Methyl-2-(1H-Pyrazol-1-Yl)Phenyl]Boronic Acid is a specialized organoboron compound that serves as a key building block in modern synthetic chemistry. Its core value lies in its role as a versatile coupling partner in Suzuki-Miyaura cross-coupling reactions, enabling the efficient construction of complex biaryl and heterobiaryl structures. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries developing new active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds containing biphenyl or heterocyclic motifs.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides that require specific aryl-aryl linkages.
• Material Science Research: Employed in the development of organic electronic materials, such as organic light-emitting diodes (OLEDs) and semiconductors, where precise molecular architecture is crucial.
• Ligand and Catalyst Development: Serves as a starting material for creating novel bidentate ligands and organometallic catalysts used in asymmetric synthesis.
• Chemical Biology Probes: Utilized in the synthesis of molecular probes and tags for studying biological processes and protein interactions.
• Polymer Chemistry: Acts as a monomer or chain extender in the synthesis of specialty polymers with tailored properties.

Basic Information

Product Name	[4-Methyl-2-(1H-Pyrazol-1-Yl)Phenyl]Boronic Acid
CAS No.	1287753-43-8
Molecular Formula	C₁₀H₁₁BN₂O₂
Molecular Weight	202.02 g/mol
Synonyms	(4-Methyl-2-(1H-pyrazol-1-yl)phenyl)boronic acid; 2-(1H-Pyrazol-1-yl)-4-methylbenzeneboronic acid; 4-Methyl-2-(1H-pyrazol-1-yl)benzeneboronic acid; B-[4-Methyl-2-(1H-pyrazol-1-yl)phenyl]boronic acid; 1-(4-Methyl-2-boronophenyl)-1H-pyrazole; [4-Methyl-2-(pyrazol-1-yl)phenyl]boronic acid
EINECS	Contact for details

Quality Control

Our [4-Methyl-2-(1H-Pyrazol-1-Yl)Phenyl]Boronic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and elemental analysis, to ensure high purity and consistency. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment 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 area at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (argon or nitrogen) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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