Description

4,4'-Biphenyldiboronic Acid Dipinacol Ester is a high-purity, protected boronic acid derivative essential for modern synthetic chemistry. This compound serves as a critical building block in cross-coupling reactions, enabling the efficient construction of complex biphenyl and conjugated organic frameworks. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for developing active ingredients, functional polymers, and organic electronic components.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key reagent for constructing biaryl and extended π-conjugated systems in drug discovery and material science.
• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex drug candidates.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor for electron-transport materials and emissive layer components.
• Agrochemical Synthesis: Building block for creating novel herbicides, fungicides, and plant growth regulators.
• Liquid Crystal and Polymer Chemistry: Used to synthesize monomers for high-performance polymers and liquid crystal displays (LCDs).
• Metal-Organic Frameworks (MOFs): Acts as an organic linker in the construction of porous coordination polymers for gas storage and catalysis.
• Chemical Research & Development: A versatile tool for academic and industrial R&D in organic synthesis and catalysis.

Basic Information

Product Name	4,4'-Biphenyldiboronic Acid Dipinacol Ester
CAS No.	207611-87-8
Molecular Formula	C24H32B2O4
Molecular Weight	406.13 g/mol
Synonyms	4,4'-Biphenyldiboronic Acid Bis(pinacol) Ester; 4,4'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,1'-biphenyl; [1,1'-Biphenyl]-4,4'-diyldiboronic Acid Bis(2,3-dimethyl-2,3-butanediol) Ester; 4,4'-Bis(pinacolatoboryl)biphenyl; 4,4'-BPin2-Biphenyl; Biphenyl-4,4'-diylbis(boronic Acid Pinacol Ester); 4,4'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)biphenyl
EINECS	Contact for details

Quality Control

Our 4,4'-Biphenyldiboronic Acid Dipinacol Ester is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for demanding synthetic applications. Each lot is analyzed using advanced techniques including HPLC, NMR, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.