Description

4-(2-Phenylethoxy)Phenylboronic Acid Pinacol Ester is a high-purity, protected boronic acid derivative essential for advanced organic synthesis. This compound serves as a critical building block in cross-coupling reactions, enabling the efficient construction of complex molecular architectures. It is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and functional materials.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key reagent for forming carbon-carbon bonds between aryl halides and this boronic ester, crucial in medicinal chemistry.
• Pharmaceutical Intermediate Synthesis: Used in the research and development of potential drug candidates, particularly those containing biphenyl or extended aromatic systems.
• Material Science Research: Serves as a monomer or precursor for synthesizing organic electronic materials, such as those used in OLEDs or organic semiconductors.
• Agrochemical Development: Employed in creating novel compounds with potential herbicidal or insecticidal activity.
• Ligand and Catalyst Preparation: Useful for synthesizing specialized ligands for transition metal catalysts.
• Chemical Biology Probes: Can be incorporated into molecules used to study biological processes and protein interactions.

Basic Information

Product Name	4-(2-Phenylethoxy)Phenylboronic Acid Pinacol Ester
CAS No.	1221824-16-3
Molecular Formula	C20H25BO3
Molecular Weight	324.22 g/mol
Synonyms	[4-(2-Phenylethoxy)phenyl]boronic acid pinacol ester; 2-[4-(2-Phenylethoxy)phenyl]-5,5-dimethyl-1,3,2-dioxaborinane; 4-(Phenethyloxy)benzeneboronic acid pinacol ester; 4-(2-Phenylethoxy)benzeneboronic acid pinacol ester; Pinacol [4-(2-phenylethoxy)phenyl]boronate; B-[4-(2-Phenylethoxy)phenyl]-5,5-dimethyl-1,3,2-dioxaborinane
EINECS	Contact for details

Quality Control

Our 4-(2-Phenylethoxy)Phenylboronic Acid Pinacol Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with customer specifications and industry best practices for fine chemical synthesis.

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). This product is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for prolonged storage or after opening 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.