Description

(2-Methyl-2H-1,2,3-Triazol-4-Yl)Boronic Acid Pinacol Ester is a high-purity, heterocyclic boronic ester building block essential for modern synthetic chemistry. This compound is a critical reagent for Suzuki-Miyaura cross-coupling reactions, enabling the efficient formation of carbon-carbon bonds in complex molecule assembly. It is primarily utilized by researchers and process chemists in the pharmaceutical, agrochemical, and materials science industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing novel drug candidates, particularly those containing triazole heterocycles for targeted therapies.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides with improved efficacy.
• Materials Science Research: Enables the creation of advanced organic electronic materials, such as those for OLEDs and semiconductors, via cross-coupling polymerization.
• Chemical Biology & Probe Development: Serves as a versatile handle for bioconjugation and the synthesis of molecular probes for diagnostic applications.
• Library Synthesis for Drug Discovery: Facilitates the rapid generation of diverse compound libraries for high-throughput screening in medicinal chemistry.
• Ligand and Catalyst Preparation: Used to synthesize complex ligands and organometallic catalysts for asymmetric synthesis and other catalytic processes.

Basic Information

Item	Details
Product Name	(2-Methyl-2H-1,2,3-Triazol-4-Yl)Boronic Acid Pinacol Ester
CAS No.	1657004-85-7
Molecular Formula	C10H18BN3O2
Molecular Weight	223.09 g/mol
Synonyms	4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2-methyl-2H-1,2,3-triazole; 2-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-1,2,3-triazole; (2-Methyl-2H-[1,2,3]triazol-4-yl)boronic acid pinacol ester; 2-Methyl-2H-1,2,3-triazole-4-boronic acid pinacol ester; Pinacol (2-methyl-2H-1,2,3-triazol-4-yl)boronate; B-(2-Methyl-2H-1,2,3-triazol-4-yl)boronic acid pinacol ester
EINECS	Contact for details

Quality Control

Our (2-Methyl-2H-1,2,3-Triazol-4-Yl)Boronic Acid Pinacol Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure high chemical purity and identity confirmation. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications to support your R&D and quality assurance processes.

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 under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms
Identification (NMR)	Conforms
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.