Description

1,3,2-Dioxaborolane, 2-[5-(2-Hexyldecyl)-2-Thienyl]-4,4,5,5-Tetramethyl- is a specialized organoboron compound featuring a pinacol boronic ester group tethered to a thiophene ring via a branched alkyl chain. This molecular architecture makes it a valuable intermediate in advanced materials science, particularly for cross-coupling reactions like Suzuki-Miyaura polymerization. It is primarily utilized by researchers and manufacturers developing next-generation electronic materials, including organic semiconductors and conductive polymers for flexible electronics and photovoltaic devices.

Application

• Organic Semiconductor Synthesis: A key monomer for constructing conjugated polymer backbones via palladium-catalyzed cross-coupling reactions.
• Polymer Solar Cells (PSCs): Used in the synthesis of donor or acceptor polymers for bulk-heterojunction organic photovoltaics (OPVs).
• Organic Field-Effect Transistors (OFETs): Serves as a building block for high-mobility p-type or n-type semiconducting polymers.
• OLED Materials: Employed in the development of emissive layer materials or charge transport layers for organic light-emitting diodes.
• Chemical Research: Acts as a versatile boronic ester reagent in academic and industrial R&D for synthesizing complex thiophene-based molecules.
• Material Functionalization: The boronic ester group allows for further functionalization or surface modification of materials.

Basic Information

Product Name	1,3,2-Dioxaborolane, 2-[5-(2-Hexyldecyl)-2-Thienyl]-4,4,5,5-Tetramethyl-
CAS No.	1810044-61-1
Molecular Formula	C25H45BO2S
Molecular Weight	420.50 g/mol
Synonyms	5-(2-Hexyldecyl)-2-thiopheneboronic acid pinacol ester; 2-(5-(2-Hexyldecyl)thiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; 5-(2-Hexyldecyl)thiophene-2-boronic acid pinacol ester; 2-(5-(2-Hexyldecyl)thien-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; Thiophene boronic ester derivative C25H45BO2S; Polymer-grade thiophene boronic ester monomer
EINECS	Contact for details

Quality Control

Our production of this high-purity organoboron monomer adheres to strict quality protocols to ensure batch-to-batch consistency critical for electronic material performance. Each lot is characterized using advanced analytical techniques including NMR (¹H, ¹³C, ¹¹B), HPLC, and GC-MS to confirm structural identity and purity. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and moisture content is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. This material is hygroscopic (moisture-sensitive). For long-term stability, store under an inert atmosphere (argon or nitrogen) at 2-8°C. Allow the sealed container to reach room temperature before opening to prevent moisture condensation.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid or solid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5%

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