Description

4,4,5,5-Tetramethyl-2-(1,2,2-triphenylvinyl)-1,3,2-dioxaborolane is a specialized organoboron compound, specifically a vinyl-substituted pinacol boronic ester, valued for its role as a key synthetic intermediate in advanced organic transformations. Its primary commercial value lies in enabling efficient cross-coupling reactions, which are fundamental to constructing complex molecular architectures. This high-purity reagent is essential for research and development in pharmaceuticals, agrochemicals, and materials science, particularly in the synthesis of novel organic electronic materials and active pharmaceutical ingredients (APIs).

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A crucial building block for forming carbon-carbon bonds in the synthesis of complex biaryl and styrene derivatives.
• Pharmaceutical Intermediate: Used in the research and production of active pharmaceutical ingredients (APIs) and drug candidates requiring specific aryl-alkene linkages.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a precursor in the synthesis of advanced organic semiconductors and emissive layer materials for display technologies.
• Agrochemical Synthesis: Employed in creating novel herbicides, fungicides, and insecticides with tailored properties.
• Polymer and Material Science: A monomer or modifier for creating functional polymers with specific electronic or optical characteristics.
• Ligand and Catalyst Development: Used to prepare novel boron-containing ligands for catalytic systems.
• Academic and Industrial R&D: A valuable reagent for methodological development and exploring new synthetic pathways in organic chemistry.

Basic Information

Item	Details
Product Name	4,4,5,5-Tetramethyl-2-(1,2,2-Triphenylvinyl)-1,3,2-Dioxaborolane
CAS No.	219488-97-8
Molecular Formula	C26H27BO2
Molecular Weight	382.30 g/mol
Synonyms	2-(1,2,2-Triphenylvinyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; (1,2,2-Triphenylvinyl)boronic acid pinacol ester; Triphenylvinylboronic acid pinacol ester; 1,2,2-Triphenylethenylboronic acid pinacol ester; TPE-Bpin; (2-Triphenylvinyl)pinacolborane; CAS 219488-97-8
EINECS	Contact for details

Quality Control

Our production of 4,4,5,5-Tetramethyl-2-(1,2,2-Triphenylvinyl)-1,3,2-Dioxaborolane adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC analysis, to ensure high chemical purity and identity confirmation. We provide detailed Certificates of Analysis (COA) with each shipment, documenting all critical specifications. Our quality systems are designed to support cGMP and ISO standards for reliable, batch-to-batch consistency required for advanced R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). This compound is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent decomposition.

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%
Heavy Metals	≤ 20 ppm

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