Description

9-Biphenyl-4-Yl-4-(4,4,5,5-Tetramethyl-[1,3,2]Dioxaborolan-2-Yl)-9H-Carbazole is a high-purity, advanced organic intermediate featuring a carbazole core functionalized with both biphenyl and a pinacol boronate ester group. This compound matters for its critical role as a key building block in the synthesis of complex organic electronic materials, enabling precise molecular engineering. It is primarily needed by R&D and production teams in the organic light-emitting diode (OLED) and pharmaceutical industries for creating novel charge-transport layers and active pharmaceutical ingredients.

Application

• OLED Material Synthesis: A crucial monomer or intermediate for constructing host materials, hole-transport materials (HTMs), and thermally activated delayed fluorescence (TADF) emitters in display and lighting technologies.
• Pharmaceutical Intermediate: Serves as a sophisticated boronic ester reagent in Suzuki-Miyaura cross-coupling reactions for the synthesis of complex, biphenyl-containing drug candidates and bioactive molecules.
• Organic Semiconductor Development: Used in research and production of organic field-effect transistors (OFETs) and perovskite solar cells due to its conjugated system and good charge carrier properties.
• Liquid Crystal and Polymer Chemistry: Acts as a functional building block for creating advanced polymers and liquid crystalline materials with specific electronic or optical properties.
• Material Science Research: Employed in academic and industrial R&D for exploring new organic electronic materials and their structure-property relationships.
• Catalyst Ligand Precursor: The boronate ester group can be utilized to generate novel ligands for transition metal catalysis.

Basic Information

Product Name	9-Biphenyl-4-Yl-4-(4,4,5,5-Tetramethyl-[1,3,2]Dioxaborolan-2-Yl)-9H-Carbazole
CAS No.	1802588-88-0
Molecular Formula	C34H32BNO2
Molecular Weight	497.44 g/mol
Synonyms	4-(Biphenyl-4-yl)-9H-carbazol-9-ylboronic acid pinacol ester; 9-(4-Biphenylyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole; 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-9-(4-phenylphenyl)carbazole; 9-(Biphenyl-4-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)carbazole; 9-(4-Biphenylyl)-4-(pinacolboranyl)-9H-carbazole; 4-(Pinacolatoboryl)-9-(4-phenylphenyl)-9H-carbazole; Biphenyl-Carbazole Boronate Ester; BCzBpin
EINECS	Contact for details

Quality Control

Our 9-Biphenyl-4-Yl-4-(4,4,5,5-Tetramethyl-[1,3,2]Dioxaborolan-2-Yl)-9H-Carbazole is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and structural integrity suitable for sensitive electronic and pharmaceutical applications. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (argon or nitrogen) when possible to maintain stability and prevent hydrolysis of the boronate ester group. Keep away from strong oxidizers.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Area %)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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