Description

4,4'-Oxybis[8,9-Dihydro-4H-Borepino[3,2-B:6,7-B']Dithiophene] is a sophisticated organoboron heterocyclic compound that serves as a critical advanced intermediate in modern materials science. Its unique fused-ring structure containing boron, oxygen, and sulfur atoms makes it a valuable building block for the synthesis of novel functional materials. This compound is primarily sought by researchers and manufacturers in the fields of organic electronics and optoelectronics for developing next-generation semiconductors and light-emitting components.

Application

• Organic Semiconductor Precursor: A key intermediate in the synthesis of p-type or ambipolar organic semiconductor materials for thin-film transistors (OTFTs).
• OLED/PLED Materials Development: Used in the research and production of electron-transporting layers (ETL) or host materials for organic light-emitting diodes (OLEDs) and polymer LEDs.
• Non-Fullerene Acceptor Synthesis: Serves as a core building block for constructing novel non-fullerene acceptors (NFAs) in organic photovoltaic (OPV) cells.
• Boron-Doped π-Conjugated Systems: Employed to create boron-doped conjugated polymers or small molecules with tuned electronic and optical properties.
• Chemical Sensor Fabrication: A precursor for developing sensitive layers in chemiresistive or fluorescent sensors due to its electron-deficient boron center.
• Academic & Industrial R&D: A valuable reagent for exploring new boron-containing heterocycles and their applications in advanced functional materials.

Basic Information

Product Name	4,4'-Oxybis[8,9-Dihydro-4H-Borepino[3,2-B:6,7-B']Dithiophene]
CAS No.	51081-19-7
Molecular Formula	C22H16B2O3S4
Molecular Weight	486.25 g/mol
Synonyms	4,4'-Oxybis(8,9-dihydro-4H-borepino[3,2-b:6,7-b']dithiophene); Bis(4H-borepino[3,2-b:6,7-b']dithiophen-4-yl) Ether; OBBDT; Boron-doped dithiophene dimer; 4,4'-(Oxybis(4H-borepino[3,2-b:6,7-b']dithiophene-4,4-diyl))bis(oxydiborane) (related structural name); Contact for additional IUPAC variants.
EINECS	Contact for details

Quality Control

Our production of 4,4'-Oxybis[8,9-Dihydro-4H-Borepino[3,2-B:6,7-B']Dithiophene] adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, which is critical for electronic-grade applications. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and elemental analysis. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided to support your R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store under an inert atmosphere (argon or nitrogen) in a cool, dry place at 2-8°C. The compound is moisture-sensitive and may degrade upon prolonged exposure to air or humidity. Allow the container to reach room temperature before opening to prevent condensation.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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