Description

4,8-Bis(Thiophen-2-Yl)-6-(2-Ethylhexyl)-[1,2,5]Thiadiazolo[3,4-F]Benzotriazole is a high-performance organic semiconductor material belonging to the fused-ring electron acceptor (FREA) class. This compound matters for its exceptional light-absorption properties and tunable electronic energy levels, making it a critical component in next-generation optoelectronic devices. It is primarily needed by researchers and manufacturers in the organic electronics sector, particularly for developing more efficient organic photovoltaics (OPVs) and organic field-effect transistors (OFETs).

Application

• Organic Photovoltaic (OPV) Cells: As a non-fullerene electron acceptor material in the active layer of solar cells to enhance power conversion efficiency and light absorption range.
• Organic Field-Effect Transistors (OFETs): As an n-type or ambipolar semiconductor channel material for flexible and printed electronics.
• Photodetectors: Utilized in the fabrication of sensitive organic photodetectors for imaging and sensing applications.
• Material Science Research: As a key building block for synthesizing novel conjugated polymers and small molecules with tailored optoelectronic properties.
• Perovskite Solar Cells: Investigated as a hole-transporting or interfacial layer material to improve device stability and performance.
• Chemical Synthesis: Serves as a versatile intermediate for creating more complex organic electronic materials.

Basic Information

Product Name	4,8-Bis(Thiophen-2-Yl)-6-(2-Ethylhexyl)-[1,2,5]Thiadiazolo[3,4-F]Benzotriazole
CAS No.	1307899-46-2
Molecular Formula	C27H26N4S3
Molecular Weight	502.71 g/mol
Synonyms	BTPTT-2Th; 6-(2-Ethylhexyl)-4,8-di(thiophen-2-yl)-[1,2,5]thiadiazolo[3,4-f]benzotriazole; TTBTA-EH; Thiadiazolobenzotriazole-based Acceptor; Non-Fullerene Acceptor BTPTT; 4,8-Di(2-thienyl)-6-(2-ethylhexyl)-[1,2,5]thiadiazolo[3,4-f]benzotriazole; FREA Material 1307899-46-2
EINECS	Contact for details

Quality Control

Our high-purity electronic-grade materials are produced under strict quality control protocols to ensure batch-to-batch consistency and optimal device performance. Each lot undergoes comprehensive analysis including HPLC purity verification, structural confirmation via NMR and MS, and thermal property analysis (DSC/TGA). Certificates of Analysis (COA) detailing all specifications are provided with every 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). The product is light-sensitive and should be handled under an inert atmosphere when possible for long-term stability. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Dark red to purple crystalline powder
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.5% (Electronic Grade)
Melting Point (DSC)	Contact for details
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Solubility	Soluble in common organic solvents (chloroform, chlorobenzene, o-DCB)

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