Description

(E)-1,1'-Bis(2-Ethylhexyl)-6,6'-Di(Thiophen-2-Yl)-[3,3'-Biindolinylidene]-2,2'-Dione is a high-performance organic semiconductor material belonging to the diketopyrrolopyrrole (DPP) family, specifically designed for advanced optoelectronic applications. Its molecular architecture is engineered to deliver exceptional charge carrier mobility and tunable absorption/emission properties, which are critical for next-generation electronic devices. This compound is essential for R&D and production teams in the organic electronics, photovoltaics, and sensor technology sectors seeking to enhance device efficiency and performance.

Application

• Organic Photovoltaics (OPVs): As a key electron-accepting or donor material in the active layer of bulk heterojunction solar cells for improved power conversion efficiency.
• Organic Field-Effect Transistors (OFETs): As a semiconducting channel material to achieve high hole or electron mobility in flexible and printed electronics.
• Organic Light-Emitting Diodes (OLEDs): Utilized in the emissive or charge transport layers for displays and lighting applications due to its favorable photophysical properties.
• Chemical Sensors: Employed as a sensing component where its electronic properties change upon interaction with specific analytes.
• Perovskite Solar Cells: As a hole-transporting material (HTM) or an interface layer to improve stability and charge extraction.
• Research & Development: Serves as a crucial building block for synthesizing novel conjugated polymers and small molecules in academic and industrial R&D labs.

Basic Information

Product Name	(E)-1,1'-Bis(2-Ethylhexyl)-6,6'-Di(Thiophen-2-Yl)-[3,3'-Biindolinylidene]-2,2'-Dione
CAS No.	1327155-08-7
Molecular Formula	C54H66N2O2S2
Molecular Weight	839.25 g/mol
Synonyms	DPP-Th-2EH; 2EH-DPP(Th)2; (E)-6,6'-(2,2'-Bithiophene-5,5'-diyl)bis(1,1'-bis(2-ethylhexyl)-[3,3'-biindolinylidene]-2,2'-dione); 1,1'-Bis(2-ethylhexyl)-6,6'-di(thiophen-2-yl)-3,3'-biindolinylidene-2,2'-dione; DPP-based semiconductor; Thiophene-flanked DPP derivative; Asymmetric DPP monomer; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Every batch of our (E)-1,1'-Bis(2-Ethylhexyl)-6,6'-Di(Thiophen-2-Yl)-[3,3'-Biindolinylidene]-2,2'-Dione undergoes rigorous analytical testing to ensure high purity and batch-to-batch consistency, which is paramount for reproducible device performance. Our quality protocols are designed to meet the stringent requirements of material science and electronic-grade applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles 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 compound is light-sensitive (store away from light) and should be handled under an inert atmosphere when possible to prevent degradation. Keep the container sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Dark purple to black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 98.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	< 20 ppm
Moisture Content (KF)	< 0.5%

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