Description

4,4,5,5-Tetramethyl-2-(3',4',5'-Triphenyl[1,1':2',1''-Terphenyl]-3-Yl)-1,3,2-Dioxaborolane is a sophisticated, high-purity organic boronic ester derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its role as a key coupling partner in Suzuki-Miyaura cross-coupling reactions, enabling the construction of complex, conjugated molecular architectures. This compound is essential for researchers and manufacturers in the fields of organic electronics, pharmaceuticals, and materials science, where precise molecular control is paramount. The product is supplied with a CAS number of 872118-08-6.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A fundamental reagent for constructing carbon-carbon bonds in the synthesis of complex organic molecules.
• Organic Light-Emitting Diodes (OLEDs): Used in the synthesis of novel electron-transport materials, host materials, and emissive dopants for display and lighting technologies.
• Pharmaceutical Intermediates: Serves as a key precursor in the development of active pharmaceutical ingredients (APIs) with complex polyaromatic or conjugated systems.
• Organic Photovoltaics (OPVs): Employed in the creation of donor or acceptor materials for next-generation solar cells.
• Materials Science Research: A valuable tool for synthesizing novel conjugated polymers, dendrimers, and molecular wires with tailored electronic properties.
• Liquid Crystal and Sensor Development: Used to build rigid, planar aromatic cores essential for advanced functional materials.

Basic Information

Product Name	4,4,5,5-Tetramethyl-2-(3',4',5'-Triphenyl[1,1':2',1''-Terphenyl]-3-Yl)-1,3,2-Dioxaborolane
CAS No.	872118-08-6
Molecular Formula	C46H39BO2
Molecular Weight	634.62 g/mol
Synonyms	2-(3',4',5'-Triphenyl[1,1':2',1''-terphenyl]-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; [3',4',5'-Triphenyl[1,1':2',1''-terphenyl]-3-yl]boronic acid pinacol ester; 3',4',5'-Triphenyl-m-terphenyl-3-boronic acid pinacol ester; (3',4',5'-Triphenyl[1,1':2',1''-terphenyl]-3-yl)boronic acid pinacol ester; 872118-08-6; Triphenylterphenyl boronic ester; Pinacol triphenylterphenylboronate
EINECS	Contact for details

Quality Control

Every batch of 4,4,5,5-Tetramethyl-2-(3',4',5'-Triphenyl[1,1':2',1''-Terphenyl]-3-Yl)-1,3,2-Dioxaborolane undergoes rigorous analytical testing to ensure high purity and batch-to-batch consistency, critical for sensitive cross-coupling applications. Our quality protocols are designed to meet the stringent requirements of research and development as well as scale-up manufacturing. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) when possible to prevent degradation. Keep the container tightly sealed when not in use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5% w/w
Residue on Ignition	≤ 0.1%

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