Description

2,2',2''-(Ethene-1,1,2-Triyltris(Benzene-4,1-Diyl))Tris(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane) is a high-purity, trifunctional aryl boronic ester pinacol derivative, a critical building block in modern synthetic chemistry. Its value lies in its role as a versatile Suzuki-Miyaura cross-coupling reagent, enabling the efficient construction of complex organic frameworks. This compound is essential for researchers and manufacturers in pharmaceutical development, materials science, and organic electronics, where precise molecular assembly is paramount.

Application

• Pharmaceutical Intermediate Synthesis: A key precursor for constructing complex drug molecules, particularly in oncology and central nervous system (CNS) therapeutic areas via palladium-catalyzed cross-coupling reactions.
• Organic Light-Emitting Diode (OLED) Materials: Used in the synthesis of advanced host, emitter, and electron/hole transport materials for high-efficiency display and lighting technologies.
• Polymer and Dendrimer Chemistry: Serves as a trifunctional core for building star-shaped polymers, hyperbranched structures, and covalent organic frameworks (COFs) with tailored properties.
• Ligand and Catalyst Development: Employed in the preparation of sophisticated polydentate ligands for catalysis and metal-organic frameworks (MOFs).
• Agrochemical Research: Utilized in the discovery and synthesis of novel active ingredients with specific biological activity.
• Chemical Biology and Probe Design: Acts as a versatile handle for bioconjugation and the creation of molecular probes for imaging and diagnostic applications.

Basic Information

Product Name	2,2',2''-(Ethene-1,1,2-Triyltris(Benzene-4,1-Diyl))Tris(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane)
CAS No.	2186693-84-3
Molecular Formula	C44H57B3O6
Molecular Weight	686.34 g/mol
Synonyms	1,1,2-Tris(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethene; Tris(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethylene; 2,2',2''-(Ethene-1,1,2-triyl)tris(1,4-phenylene)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane); Tri(4-pinacolatoborylphenyl)ethylene; Trifunctional Aryl Boronate Ester; TPE-based triboronic ester
EINECS	Contact for details

Quality Control

Every batch of our 2,2',2''-(Ethene-1,1,2-Triyltris(Benzene-4,1-Diyl))Tris(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane) is manufactured and analyzed under strict quality management systems to ensure high purity and batch-to-batch consistency. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles, typically determined by NMR (¹H, ¹³C, ¹¹B) and HPLC. Our quality commitment supports applications requiring GMP-grade intermediates and research-sensitive synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (argon or nitrogen) at 2-8°C or as specified on the label or COA. Due to its hygroscopic and moisture-sensitive nature, the container must be kept in a cool, dry place and allowed to reach room temperature before opening to prevent condensation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5% w/w
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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