Description

4-Phenoxyphenylboronic Acid is a versatile organoboron compound widely utilized as a key synthetic intermediate in cross-coupling reactions. Its primary value lies in enabling the efficient construction of complex biaryl structures, which are crucial scaffolds in advanced material and pharmaceutical chemistry. This high-purity building block is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries developing new active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: A critical building block in Suzuki-Miyaura cross-coupling reactions for synthesizing novel drug candidates, particularly those containing biphenyl or terphenyl motifs.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides that require specific aryl-aryl linkages for optimal activity.
• Material Science & OLED Development: Serves as a precursor for creating organic light-emitting diode (OLED) materials, liquid crystals, and other advanced polymers where precise molecular architecture is required.
• Chemical Research & Development: Employed in academic and industrial R&D labs for methodological studies in palladium-catalyzed coupling reactions and the development of new synthetic pathways.
• Ligand & Catalyst Preparation: Acts as a starting material for synthesizing specialized ligands used in homogeneous catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	4-Phenoxyphenylboronic Acid
CAS No.	51067-38-0
Molecular Formula	C12H11BO3
Molecular Weight	214.03 g/mol
Synonyms	(4-Phenoxyphenyl)boronic Acid; 4-Phenoxybenzeneboronic Acid; p-Phenoxyphenylboronic Acid; B-(4-Phenoxyphenyl)boronic Acid; 4-Phenoxy-phenylboronic Acid; [4-(Phenoxy)phenyl]boronic Acid; Phenoxy Phenyl Boronic Acid
EINECS	Contact for details

Quality Control

Our 4-Phenoxyphenylboronic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and elemental analysis, to ensure high chemical purity and consistent performance in sensitive coupling reactions. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment and are available upon request.

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 compound is hygroscopic (moisture-sensitive) and should be handled under a dry inert atmosphere for long-term stability and to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥97.0% (Standard Grade)
Purity (NMR)	Conforms
Water Content (KF)	≤1.0%

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