Description

4,7-Bis(5-Bromo-4-Octylthiophen-2-Yl)Benzo[C][1,2,5]Thiadiazole is a high-purity organic semiconductor building block, specifically a functionalized benzothiadiazole derivative. This compound matters for its role as a critical electron-accepting unit in the synthesis of advanced conjugated polymers and small molecules for optoelectronic applications. It is essential for R&D and production teams in the organic electronics sector who require reliable, high-quality materials to develop next-generation devices such as organic photovoltaics (OPVs), organic field-effect transistors (OFETs), and light-emitting diodes (OLEDs).

Application

• Organic Photovoltaic (OPV) Materials: Serves as a key electron-accepting monomer for synthesizing low-bandgap donor-acceptor (D-A) copolymers used in high-efficiency solar cells.
• Organic Field-Effect Transistors (OFETs): Used in the development of n-type or ambipolar semiconducting polymers for thin-film transistors.
• Organic Light-Emitting Diodes (OLEDs): Incorporated into emissive or charge-transport layers to tune electronic properties and color emission.
• Chemical Sensing: Acts as a functional component in conjugated polymer-based sensors for detecting various analytes.
• Advanced Material Research: A fundamental building block for academic and industrial research into novel π-conjugated systems with tailored optoelectronic properties.
• Photodetectors: Used in the fabrication of organic photodetectors for imaging and communication applications.

Basic Information

Product Name	4,7-Bis(5-Bromo-4-Octylthiophen-2-Yl)Benzo[C][1,2,5]Thiadiazole
CAS No.	457931-23-6
Molecular Formula	C₃₀H₃₄Br₂N₂S₃
Molecular Weight	678.61 g/mol
Synonyms	2,1,3-Benzothiadiazole, 4,7-bis(5-bromo-4-octyl-2-thienyl)-; 4,7-Bis(5-bromo-4-octylthiophen-2-yl)-2,1,3-benzothiadiazole; 4,7-Bis(5-bromo-4-octyl-2-thienyl)-2,1,3-benzothiadiazole; BT-2Br; Benzothiadiazole derivative with brominated octylthiophene; BTD-based monomer; Electron acceptor monomer; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our 4,7-Bis(5-Bromo-4-Octylthiophen-2-Yl)Benzo[C][1,2,5]Thiadiazole is produced under strict quality management to ensure batch-to-batch consistency for sensitive electronic applications. Each lot undergoes comprehensive analytical characterization, including HPLC for purity assessment and NMR for structural confirmation. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). This material is light-sensitive (store away from light). For long-term storage, consider storage under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Yellow to orange solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97% (Area %)
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.