Description

6-(1,1'-Biphenyl-3-Yl)Dibenzothiophene-4-Boronic Acid Pinacol Ester is a high-purity, advanced organic intermediate featuring a complex fused-ring structure with a protected boronic acid functional group. This compound is critical for enabling precise Suzuki-Miyaura cross-coupling reactions, a cornerstone methodology in modern synthetic chemistry for constructing complex molecules. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and materials science sectors for the development of novel organic electronic materials and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly for constructing complex biaryl and heteroaryl systems via palladium-catalyzed cross-coupling.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a crucial precursor for the development of electron-transporting materials (ETMs) and host materials in OLED displays and lighting due to its dibenzothiophene core.
• Agrochemical Synthesis: Used in research for creating new active ingredients with enhanced properties by introducing the biphenyl-dibenzothiophene moiety.
• Polymer and Material Science: Acts as a monomer or functionalization agent for creating specialty polymers with tailored electronic or optical properties.
• Academic and Industrial R&D: Essential reagent for methodological development in synthetic organic chemistry and for exploring new chemical spaces in discovery research.

Basic Information

Product Name	6-(1,1'-Biphenyl-3-Yl)Dibenzothiophene-4-Boronic Acid Pinacol Ester
CAS No.	1858289-64-1
Molecular Formula	C30H25BO2S
Molecular Weight	460.40 g/mol
Synonyms	6-(3-Biphenylyl)dibenzothiophene-4-boronic acid pinacol ester; 4,4,5,5-Tetramethyl-2-[6-(3-phenylphenyl)dibenzothiophen-4-yl]-1,3,2-dioxaborolane; 6-(Biphenyl-3-yl)dibenzothiophene-4-boronic acid pinacol ester; Pinacol 6-(1,1'-Biphenyl-3-yl)dibenzothiophene-4-boronate; 6-(3-Biphenylyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)dibenzothiophene; Dibenzothiophene boronic ester derivative (CAS 1858289-64-1)
EINECS	Contact for details

Quality Control

Our production of 6-(1,1'-Biphenyl-3-Yl)Dibenzothiophene-4-Boronic Acid Pinacol Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, which is critical for sensitive cross-coupling reactions. Each lot is characterized by advanced analytical techniques including NMR, HPLC, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation.

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 compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) when opening the primary container for extended periods to prevent degradation. Keep away from incompatible materials.

Specification

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

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