Description

2,7-Dibromo-Benzo[1,2-B:4,5-B]Bis(4,4'-Diethylhexyl-4H-Silolo[3,2-B]Thiophene) is a high-purity, advanced organic semiconductor building block designed for cutting-edge electronic applications. Its value lies in its precise molecular architecture, which enables fine-tuning of electronic properties in next-generation materials. This compound is essential for researchers and manufacturers in the organic electronics and photovoltaics sectors seeking to develop high-performance devices.

Application

• As a key monomer or intermediate in the synthesis of donor-acceptor (D-A) conjugated polymers for organic photovoltaics (OPVs).
• Development of organic field-effect transistors (OFETs) and other organic electronic components.
• Used in research for perovskite solar cells as a hole-transporting or interfacial layer material.
• Synthesis of low-bandgap polymers for near-infrared (NIR) absorption applications.
• Building block for organic light-emitting diodes (OLEDs), particularly for deep-red or infrared emission.
• Fundamental academic and industrial R&D in novel π-conjugated systems and silolothiophene chemistry.

Basic Information

Product Name	2,7-Dibromo-Benzo[1,2-B:4,5-B]Bis(4,4'-Diethylhexyl-4H-Silolo[3,2-B]Thiophene)
CAS No.	1217503-11-1
Molecular Formula	C44H62Br2S2Si2
Molecular Weight	877.02 g/mol
Synonyms	2,7-Dibromo-benzo[1,2-b:4,5-b']bis(4,4'-diethylhexyl-4H-silolo[3,2-b]thiophene); Benzo[1,2-b:4,5-b']bis[4,4'-bis(1-ethylpentyl)-4H-silolo[3,2-b]thiophene]-2,7-diyldibromide; 2,7-Dibromo-BBT(DEH); DBB-BBT(DEH); Silolothiophene-based monomer; BBT derivative; Conjugated polymer precursor
EINECS	Contact for details

Quality Control

Every batch of our 2,7-Dibromo-Benzo[1,2-B:4,5-B]Bis(4,4'-Diethylhexyl-4H-Silolo[3,2-B]Thiophene) is synthesized and purified under controlled conditions to ensure exceptional consistency and purity for sensitive electronic applications. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic analysis, to ensure compliance with stringent R&D and pilot-scale production standards. A comprehensive Certificate of Analysis (COA) detailing purity, identity, 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 a controlled room temperature (15-25°C). For long-term storage, consider storing under an inert atmosphere (argon or nitrogen) to prevent potential degradation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange solid
Identification (H-NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	< 10 ppm

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