Description

1,3,2-Dioxaborolane, 2,2'-[9,9-Bis(3,6,9,12-Tetraoxatridec-1-Yl)-9H-Fluorene-2,7-Diyl]Bis[4,4,5,5-Tetramethyl- is a high-purity, functionalized organic boronic ester derivative designed for advanced materials synthesis. This compound is a critical building block for creating sophisticated polymers and organic electronic materials due to its unique fluorene core and polyether side chains. It is primarily utilized by R&D chemists and process engineers in the organic electronics, polymer chemistry, and pharmaceutical intermediate sectors.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: Acts as a key monomer or end-capper in the synthesis of conjugated polymers for organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Polymer Synthesis: Serves as a functional initiator or chain-transfer agent in controlled radical polymerization (e.g., ATRP, RAFT) to create polymers with tailored architectures.
• Material Science Research: Used in the development of novel organic semiconductors, liquid crystals, and electrochromic materials.
• Pharmaceutical Intermediates: Employed in the synthesis of complex drug candidates where the boronate ester functionality is crucial for subsequent transformations.
• Surface Modification: Facilitates the grafting of functional organic layers onto inorganic surfaces for sensor or biocompatible coating applications.
• Ligand and Catalyst Design: Provides a versatile scaffold for constructing sophisticated ligands used in homogeneous catalysis.

Basic Information

Product Name	1,3,2-Dioxaborolane, 2,2'-[9,9-Bis(3,6,9,12-Tetraoxatridec-1-Yl)-9H-Fluorene-2,7-Diyl]Bis[4,4,5,5-Tetramethyl-
CAS No.	771563-20-3
Molecular Formula	C49H78B2O12
Molecular Weight	881.75 g/mol
Synonyms	9,9-Bis(3,6,9,12-tetraoxatridec-1-yl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-fluorene; 2,7-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9-bis[3,6,9,12-tetraoxatridec-1-yl]fluorene; Fluorene-2,7-diboronic acid bis(pinacol) ester, 9,9-bis(triethylene glycol monomethyl ether) substituted; Poly(ethylene glycol) functionalized fluorene diboronic ester; PEGylated fluorene bis(pinacol boronate)
EINECS	Contact for details

Quality Control

Our production of this advanced boronic ester adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability for sensitive synthetic applications. Each lot is characterized by NMR (1H, 13C, 11B), HPLC, and mass spectrometry to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing purity, residual solvent levels, and other critical parameters is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Under these inert and anhydrous conditions, the product remains stable. For long-term storage, consider keeping the container under an inert atmosphere (argon or nitrogen) in a freezer (-20°C).

Specification

Item	Specification
Appearance	White to off-white solid or viscous oil
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Area %)
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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