Description

5,5'-(2,1,3-Benzothiadiazole-4,7-Diyl)Di(2-Thiophenecarbaldehyde) is a high-purity organic semiconductor building block and key intermediate for advanced materials research. This compound is valued for its electron-accepting properties and ability to form conjugated systems, which are critical for tuning optoelectronic characteristics. It is primarily sought by R&D chemists and material scientists in the organic electronics and photovoltaics sectors for developing next-generation devices.

Application

• Organic Photovoltaic (OPV) Cells: Serves as a core electron-acceptor unit or intermediate in the synthesis of low-bandgap polymers and small molecules for solar energy conversion.
• Organic Light-Emitting Diodes (OLEDs): Used in the development of emissive or electron-transport layers to enhance device efficiency and color purity.
• Organic Field-Effect Transistors (OFETs): Acts as a precursor for semiconducting materials that control charge carrier mobility in electronic circuits.
• Chemical Sensors: Employed in the fabrication of sensing materials due to its responsive photophysical properties upon interaction with analytes.
• Dye-Sensitized Solar Cells (DSSCs): Utilized as a component in sensitizer dyes to improve light-harvesting and electron injection efficiency.
• Academic & Industrial R&D: A fundamental reagent for synthesizing novel benzothiadiazole-thiophene based conjugated systems and studying structure-property relationships.

Basic Information

Product Name	5,5'-(2,1,3-Benzothiadiazole-4,7-Diyl)Di(2-Thiophenecarbaldehyde)
CAS No.	882303-63-1
Molecular Formula	C16H8N2O2S3
Molecular Weight	380.44 g/mol
Synonyms	4,7-Bis(5-formylthiophen-2-yl)benzo[c][1,2,5]thiadiazole; 2,1,3-Benzothiadiazole-4,7-diylbis(5-thiophenecarboxaldehyde); 4,7-Di(2-thienyl)-2,1,3-benzothiadiazole-5,5'-dicarboxaldehyde; BT-2T-CHO; BTD-Th2-CHO; Benzo[1,2,5]thiadiazole-4,7-diylbis(thiophene-5-carbaldehyde); 5,5'-(Benzo[c][1,2,5]thiadiazole-4,7-diyl)di(2-thiophenecarbaldehyde)
EINECS	Contact for details

Quality Control

Our 5,5'-(2,1,3-Benzothiadiazole-4,7-Diyl)Di(2-Thiophenecarbaldehyde) is manufactured under controlled conditions and undergoes rigorous analytical testing to ensure high purity and batch-to-batch consistency, critical for sensitive electronic applications. Standard quality checks include HPLC for purity and NMR for structural confirmation. A comprehensive Certificate of Analysis (COA) detailing all specifications 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). This material is light-sensitive (store away from light). For long-term storage, consider storing under an inert atmosphere to prevent potential oxidation.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (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.