Description

4,7-Bis(5-Bromothiophen-2-Yl)-2-(2-Ethylhexyl)-5,6-Difluoro-2H-Benzo[D][1,2,3]Triazole is a high-purity, functionalized organic semiconductor building block designed for advanced material synthesis. This compound matters for its precise molecular architecture, which is critical for tuning the optoelectronic properties of next-generation polymers and small molecules. It is primarily needed by R&D chemists and material scientists in the organic electronics, photovoltaics, and display technology sectors for developing high-performance electronic devices.

Application

• Organic Photovoltaic (OPV) Cells: Serves as a key electron-accepting or electron-transporting unit in donor-acceptor copolymers for bulk heterojunction solar cells.
• Organic Light-Emitting Diodes (OLEDs): Used as a functional monomer to synthesize emissive or charge-transporting layers for display and lighting applications.
• Organic Field-Effect Transistors (OFETs): Incorporated into semiconducting polymers to enhance charge carrier mobility and device stability.
• Chemical Synthesis Intermediate: Acts as a versatile precursor for further cross-coupling reactions (e.g., Suzuki, Stille) due to the reactive bromothiophene groups.
• Perovskite Solar Cells: Investigated as a component in hole-transport materials or interfacial layers to improve device efficiency and longevity.
• Research & Development: Essential for academic and industrial research focused on novel π-conjugated systems and their structure-property relationships.

Basic Information

Product Name	4,7-Bis(5-Bromothiophen-2-Yl)-2-(2-Ethylhexyl)-5,6-Difluoro-2H-Benzo[D][1,2,3]Triazole
CAS No.	1476807-53-0
Molecular Formula	C24H21Br2F2N3S2
Molecular Weight	618.38 g/mol
Synonyms	2-(2-Ethylhexyl)-4,7-bis(5-bromothiophen-2-yl)-5,6-difluoro-2H-benzo[d][1,2,3]triazole; 5,6-Difluoro-4,7-bis(5-bromo-2-thienyl)-2-(2-ethylhexyl)-2H-benzotriazole; BBT-ED; BBT-EH; Benzotriazole-based acceptor monomer; Thiophene-flanked benzotriazole derivative; Conjugated polymer intermediate
EINECS	Contact for details

Quality Control

Every batch of our 4,7-Bis(5-Bromothiophen-2-Yl)-2-(2-Ethylhexyl)-5,6-Difluoro-2H-Benzo[D][1,2,3]Triazole is synthesized and purified under controlled conditions to ensure exceptional consistency and purity, meeting the stringent requirements of advanced material research. We employ advanced analytical techniques including HPLC, NMR, and GC-MS for comprehensive characterization. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming identity, purity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The compound is light-sensitive (store away from light). Keep the container tightly sealed in a dry environment to prevent moisture absorption. For long-term storage, consider storing under an inert atmosphere such as argon or nitrogen.

Specification

Item	Specification
Appearance	Yellow to orange solid
Identification (IR)	Conforms to structure
Identification (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.