Description

4,4'-Oxybis(1,4-Benzene)Diboronic Acid is a high-purity aromatic diboronic acid derivative, serving as a critical building block in modern synthetic chemistry. Its value lies in its dual boronic acid functional groups, which enable efficient cross-coupling reactions for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors, particularly for developing active pharmaceutical ingredients (APIs), organic electronic materials, and novel polymers.

Application

• Pharmaceutical Intermediate: A key precursor in Suzuki-Miyaura cross-coupling reactions for synthesizing biaryl compounds found in drug discovery and API development.
• Material Science: Used in the synthesis of organic semiconductors, conductive polymers, and metal-organic frameworks (MOFs) for electronic and optoelectronic devices.
• Agrochemical Synthesis: Serves as a building block for creating novel herbicides, fungicides, and insecticides with complex aromatic backbones.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for transition metal catalysis and organoboron reagents.
• Polymer Chemistry: Facilitates the creation of novel polyarylethers and other high-performance polymers through condensation polymerizations.
• Chemical Research: A versatile reagent in academic and industrial R&D for exploring new organic transformations and synthetic methodologies.

Basic Information

Product Name	4,4'-Oxybis(1,4-Benzene)Diboronic Acid
CAS No.	19014-29-0
Molecular Formula	C12H12B2O5
Molecular Weight	257.84 g/mol
Synonyms	4,4'-Oxybis(benzene-1,4-diboronic acid); 4,4'-Oxybisbenzeneboronic Acid; 4,4'-(Oxybis(4,1-phenylene))diboronic acid; 4,4'-Diboronic Acid Diphenyl Ether; B-[4-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy]phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (pinacol ester form); 4,4'-Bis(boronic acid)diphenyl ether; 1,1'-Oxybis[4,4-benzenediboronic acid]; Oxybis(4,1-phenylene)diboronic acid
EINECS	Contact for details

Quality Control

Our 4,4'-Oxybis(1,4-Benzene)Diboronic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment. We adhere to relevant industry standards and can support development under cGMP guidelines for pharmaceutical applications.

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 product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) in its original packaging to prevent degradation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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