Description

4,4'-Biphenyldiboronic Acid is a high-purity organic boronic acid derivative, a critical building block in modern synthetic chemistry. Its value lies in its role as a versatile coupling agent for the synthesis of complex biaryl structures via Suzuki-Miyaura cross-coupling reactions. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors, where precise molecular construction is paramount for developing active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those containing biphenyl or extended aromatic systems.
• Agrochemical Synthesis: Used in creating novel herbicides, fungicides, and insecticides that require specific biaryl architectures for enhanced efficacy.
• Organic Light-Emitting Diodes (OLEDs): Serves as a building block for electron-transport materials and host materials in OLED displays and lighting.
• Liquid Crystal & Polymer Chemistry: Employed in the production of monomers for high-performance polymers and liquid crystal materials used in electronics.
• Metal-Organic Frameworks (MOFs): Acts as an organic linker in the construction of porous MOF materials for gas storage, separation, and catalysis.
• Material Science Research: Fundamental reagent in academic and industrial R&D for exploring new conjugated organic molecules and polymers.

Basic Information

Item	Detail
Product Name	4,4'-Biphenyldiboronic Acid
CAS No.	415108-00-8
Molecular Formula	C12H12B2O4
Molecular Weight	241.84 g/mol
Synonyms	[1,1'-Biphenyl]-4,4'-diyldiboronic Acid; 4,4'-Biphenylbis(boronic Acid); 4,4'-Diboronic Acid Biphenyl; Biphenyl-4,4'-diyldiboronic Acid; p,p'-Biphenyldiboronic Acid; 4,4'-Bis(borono)biphenyl; (1,1'-Biphenyl)-4,4'-diylbis(boronic acid)
EINECS	Contact for details

Quality Control

Our 4,4'-Biphenyldiboronic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for sensitive cross-coupling applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment and is available upon request.

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). 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 powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%

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