Description

Boronic Acid, B,B'-[[(1E)-1,2-Diphenyl-1,2-Ethenediyl]Di-4,1-Phenylene]Bis- is a sophisticated, high-purity organic building block featuring a conjugated stilbene core flanked by two boronic acid functional groups. This compound matters as a critical precursor in advanced materials science and pharmaceutical research, enabling the synthesis of complex molecular architectures through reliable cross-coupling reactions. It is essential for R&D chemists and process engineers in the fields of organic electronics, polymer chemistry, and medicinal chemistry who require precise, high-quality intermediates for developing novel OLED materials, conjugated polymers, and targeted bioactive molecules.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: Serves as a key bis-boronic acid monomer for constructing extended π-conjugated systems in organic semiconductors and polymers.
• OLED and PLED Material Synthesis: Used as a fundamental building block for creating electron-transport layers, host materials, and emissive dopants in display and lighting technologies.
• Pharmaceutical Intermediate: Employed in the research and development of potential therapeutic agents, particularly where rigid, planar aromatic structures are required for target binding.
• Metal-Organic Framework (MOF) Construction: Acts as an organic linker for synthesizing novel MOFs with tailored porosity for gas storage, separation, or catalysis.
• Polymer Chemistry: Facilitates the synthesis of specialty polymers with defined optical or electronic properties for advanced coatings and functional materials.
• Chemical Sensor Development: Utilized in the design of fluorescence-based sensors and probes due to its inherent photophysical properties and reactivity.

Basic Information

Product Name	Boronic Acid, B,B'-[[(1E)-1,2-Diphenyl-1,2-Ethenediyl]Di-4,1-Phenylene]Bis-
CAS No.	1239512-91-4
Molecular Formula	C32H24B2O4
Molecular Weight	502.16 g/mol
Synonyms	4,4'-(1E)-1,2-Diphenylethene-1,2-diyl)dibenzeneboronic acid; 4,4'-(E)-Stilbene-1,2-diyl)diboronic acid; (E)-4,4'-(Ethene-1,2-diylbis(benzene-4,1-diyl))diboronic acid; trans-4,4'-Stilbenediboronic acid; B,B'-[(E)-Stilbene-4,4'-diyl]bisboronic acid; 4,4'-Diboronic acid stilbene; E-Stilbene-4,4'-diboronic acid; (1E,2E)-1,2-Bis(4-boronophenyl)-1,2-diphenylethene
EINECS	Contact for details

Quality Control

Our production of Boronic Acid, B,B'-[[(1E)-1,2-Diphenyl-1,2-Ethenediyl]Di-4,1-Phenylene]Bis- adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity suitable for research and demanding synthetic applications. All products undergo rigorous analytical testing, including HPLC, NMR (1H, 13C, 11B), and mass spectrometry, to verify identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment. We support compliance with relevant research and development standards.

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). This compound is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (argon or nitrogen) for long-term storage to prevent degradation. Keep away from incompatible materials such as strong oxidizers.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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