Description

4,8-Di(2-(2-Ethylhexyl)Thiophene-5-Yl)-Benzo[1,2-B:4,5-B']Dithiophene is a high-performance organic semiconductor material belonging to the benzo[1,2-b:4,5-b']dithiophene (BDT) family. This compound matters for its excellent electron-donating properties and tunable energy levels, which are critical for optimizing the efficiency and stability of organic electronic devices. It is primarily needed by researchers and manufacturers in the organic photovoltaics (OPV) and organic field-effect transistor (OFET) sectors for developing next-generation, flexible electronics.

Application

• Organic Photovoltaic (OPV) Cells: Serves as a core electron-donor material (p-type semiconductor) in the active layer of polymer solar cells for efficient light absorption and charge transport.
• Organic Field-Effect Transistors (OFETs): Used as a key component in the semiconducting channel to control charge carrier mobility in flexible displays and sensors.
• Perovskite Solar Cells: Employed as a hole-transporting material (HTM) or an interfacial layer to enhance device stability and hole extraction efficiency.
• Organic Light-Emitting Diodes (OLEDs): Can be utilized in the development of host or emissive layer materials for specific color emission.
• Chemical Synthesis & Material Research: Acts as a sophisticated building block for synthesizing novel conjugated polymers and small molecules with tailored optoelectronic properties.
• Photodetectors: Incorporated into organic photodetector devices for applications in imaging and sensing due to its photoresponsive characteristics.

Basic Information

Item	Details
Product Name	4,8-Di(2-(2-Ethylhexyl)Thiophene-5-Yl)-Benzo[1,2-B:4,5-B']Dithiophene
CAS No.	1352642-35-3
Molecular Formula	C42H54S4
Molecular Weight	687.14 g/mol
Synonyms	BDT(2-EH-Th)2; 2-EH-Th-BDT-2-EH-Th; Benzo[1,2-b:4,5-b']dithiophene, 4,8-bis[5-(2-ethylhexyl)-2-thienyl]-; 4,8-Bis(5-(2-ethylhexyl)thiophen-2-yl)benzo[1,2-b:4,5-b']dithiophene; BDT derivative with 2-ethylhexylthiophene side chains; Donor material BDT-Th(EH); (4,8-Bis(5-(2-ethylhexyl)thiophen-2-yl)benzo[1,2-b:4,5-b']dithiophene)
EINECS	Contact for details

Quality Control

Our high-purity organic electronic materials undergo rigorous quality testing to ensure batch-to-batch consistency and compliance with research-grade standards. Quality is verified via advanced analytical techniques including HPLC, NMR, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and key physicochemical parameters is provided with every shipment to support your R&D and quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C) under an inert atmosphere such as nitrogen or argon to prevent oxidation. The material is light-sensitive and should be handled in a controlled environment to maintain its optoelectronic properties.

Specification

Item	Specification
Appearance	Dark red to purple crystalline powder
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.5% (Area %)
Melting Point	Contact for details
Residue on Ignition	< 0.1%
Heavy Metals (as Pb)	< 10 ppm
Solubility	Soluble in common organic solvents (e.g., Chloroform, Toluene, THF)

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