Description

1-(2-Ethoxyethyl)-4-(4,4,5,5-Tetramethyl-[1,3,2]Dioxaborolan-2-Yl)-1H-Pyrazole is a high-value, functionalized pyrazole boronic ester derivative designed for advanced synthetic chemistry. This compound is a critical building block in modern pharmaceutical and agrochemical research, enabling efficient cross-coupling reactions to construct complex molecular architectures. It is primarily utilized by R&D chemists and process development scientists in the life sciences sector for creating novel active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in Suzuki-Miyaura cross-coupling reactions for synthesizing novel drug candidates, particularly in kinase inhibitor and antiviral research.
• Agrochemical Synthesis: Used to construct heterocyclic cores in the development of new herbicides, fungicides, and insecticides with improved efficacy.
• Material Science Research: Serves as a monomer or functionalizing agent in the creation of organic electronic materials, such as OLEDs and conductive polymers.
• Chemical Biology Probes: Employed in the synthesis of tagged molecules and bioconjugates for target identification and proteomics studies.
• Custom Synthesis & Contract Manufacturing: An essential reagent for fine chemical suppliers and CDMOs offering bespoke synthesis services to the pharmaceutical industry.

Basic Information

Product Name	1-(2-Ethoxyethyl)-4-(4,4,5,5-Tetramethyl-[1,3,2]Dioxaborolan-2-Yl)-1H-Pyrazole
CAS No.	1627181-44-5
Molecular Formula	C13H23BN2O3
Molecular Weight	266.15 g/mol
Synonyms	1-(2-Ethoxyethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole; 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(2-ethoxyethyl)-1H-pyrazole; 1H-Pyrazole, 1-(2-ethoxyethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-; 1-(2-Ethoxyethyl)-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole; Pyrazole boronic ester pinacol derivative; 1-(2-Ethoxyethyl)-4-Bpin-pyrazole; (1-(2-Ethoxyethyl)-1H-pyrazol-4-yl)boronic acid pinacol ester
EINECS	Contact for details

Quality Control

Our 1-(2-Ethoxyethyl)-4-(4,4,5,5-Tetramethyl-[1,3,2]Dioxaborolan-2-Yl)-1H-Pyrazole is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage and when dispensing 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%
Residue on Ignition	≤ 0.1%

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