Description

9,9-Dioctyl-2,7-Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)-9H-9-Silafluorene is a high-purity, advanced organic electronic material that serves as a critical monomer for synthesizing conjugated polymers. Its value lies in enabling the precise construction of high-performance semiconducting materials for next-generation optoelectronic devices. This compound is essential for R&D and production teams in the organic electronics, photovoltaics, and display technology sectors seeking to develop novel materials with tailored electronic properties. The CAS number for this product is 958293-23-7.

Application

• Organic Light-Emitting Diodes (OLEDs): A key monomer for synthesizing emissive layer polymers and host materials in display and lighting applications.
• Organic Photovoltaics (OPVs): Used as a building block for donor or acceptor polymers in the active layer of solar cells.
• Organic Field-Effect Transistors (OFETs): Enables the synthesis of high-mobility semiconducting polymers for flexible electronics and sensors.
• Chemical Synthesis & Material Science: Serves as a versatile boronic ester pinacol reagent for Suzuki-Miyaura cross-coupling reactions in academic and industrial research.
• Perovskite Solar Cells: Investigated as a potential interfacial or additive material to enhance device stability and efficiency.
• Printed Electronics: A precursor for solution-processable conductive inks used in flexible circuits and RFID tags.

Basic Information

Product Name	9,9-Dioctyl-2,7-Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)-9H-9-Silafluorene
CAS No.	958293-23-7
Molecular Formula	C47H78B2O4Si
Molecular Weight	757.62 g/mol
Synonyms	2,7-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9-dioctyl-9H-9-silafluorene; 9,9-Dioctyl-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9-silafluorene; 9,9-Dioctyl-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-silafluorene; 2,7-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9-dioctylsilafluorene; Silafluorene-based diboronic ester; 9H-9-Silafluorene, 9,9-dioctyl-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-
EINECS	Contact for details

Quality Control

Our 9,9-Dioctyl-2,7-Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)-9H-9-Silafluorene is manufactured under controlled conditions to ensure batch-to-batch consistency for sensitive electronic applications. Products undergo rigorous quality testing, including HPLC, NMR, and elemental analysis, to ensure compliance with stringent purity requirements. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C or as indicated on the label. Due to its hygroscopic nature, this material should be handled and stored under an inert atmosphere (argon or nitrogen) when possible to prevent moisture absorption and degradation. Keep away from heat and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.