Description

2-(7-Bromo-9,9-Dihexyl-9H-Fluoren-2-Yl)-4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane is a high-purity, advanced organic intermediate featuring a fluorene core functionalized with both a bromine substituent and a pinacol boronate ester group. This compound is critical for enabling precise Suzuki-Miyaura cross-coupling reactions, a cornerstone methodology in modern synthetic chemistry. It is an essential building block for researchers and manufacturers in the fields of organic electronics, pharmaceuticals, and advanced materials development.

Application

• Organic Light-Emitting Diodes (OLEDs): A key monomer for synthesizing novel fluorene-based polymers and small molecules used as emissive or charge-transport layers.
• Pharmaceutical Intermediates: Enables the efficient construction of complex, conjugated molecular architectures for drug discovery and active pharmaceutical ingredient (API) synthesis.
• Organic Photovoltaics (OPVs): Serves as a precursor for developing donor or acceptor materials in next-generation solar cell applications.
• Polymer Chemistry: Used in the synthesis of conjugated polymers with tailored electronic and optical properties for specialty plastics and coatings.
• Liquid Crystal Displays (LCDs): A building block for creating advanced fluorene-based liquid crystal materials.
• Material Science Research: Fundamental research into novel organic semiconductors, sensors, and electrochromic materials.
• Cross-Coupling Reactions: A reliable boron reagent for palladium-catalyzed coupling with various aryl/heteroaryl halides, offering excellent selectivity and yield.

Basic Information

Product Name	2-(7-Bromo-9,9-Dihexyl-9H-Fluoren-2-Yl)-4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane
CAS No.	1048037-36-0
Molecular Formula	C34H48BBrO2
Molecular Weight	579.46 g/mol
Synonyms	9,9-Dihexyl-7-bromo-9H-fluoren-2-ylboronic acid pinacol ester; 7-Bromo-9,9-dihexyl-9H-fluoren-2-ylboronic acid pinacol ester; 2-(7-Bromo-9,9-dihexylfluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; 7-Bromo-9,9-dihexyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-fluorene; (7-Bromo-9,9-dihexyl-9H-fluoren-2-yl)boronic acid pinacol ester; PINACOL (7-BROMO-9,9-DIHEXYL-9H-FLUOREN-2-YL)BORONATE; Fluorene Boronic Ester Derivative; BRN 14239711
EINECS	Contact for details

Quality Control

Our production of 2-(7-Bromo-9,9-Dihexyl-9H-Fluoren-2-Yl)-4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical characterization, including HPLC, NMR (1H, 13C, 11B), and mass spectrometry. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and conformance to customer specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C under an inert atmosphere (argon or nitrogen) due to its moisture-sensitive (hygroscopic) nature. Allow the container to reach room temperature before opening to minimize moisture ingress.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	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.