Description

Dithieno[2,3-D:2',3'-D']Thieno[3,2-B:4,5-B']Dithiophene is a high-performance fused-ring organic semiconductor building block. This compound matters for its exceptional electron-donating properties and planar, rigid molecular structure, which are critical for achieving high charge carrier mobility. It is primarily needed by researchers and manufacturers in the organic electronics sector for developing next-generation materials.

Application

• Organic Field-Effect Transistors (OFETs): As a core component in p-type semiconductor materials for high-mobility electronic devices.
• Organic Photovoltaics (OPVs / Solar Cells): Used as a donor material in the active layer to enhance light absorption and charge separation efficiency.
• Organic Light-Emitting Diodes (OLEDs): Serves as a hole-transporting material in emissive layers for displays and lighting.
• Chemical Synthesis: A key precursor for synthesizing more complex conjugated polymers and small molecules.
• Perovskite Solar Cells: Employed in hole-transport layers to improve device stability and performance.
• Research & Development: Fundamental studies on structure-property relationships in organic semiconductors.

Basic Information

Product Name	Dithieno[2,3-D:2',3'-D']Thieno[3,2-B:4,5-B']Dithiophene
CAS No.	124796-79-8
Molecular Formula	C18H8S5
Molecular Weight	392.57 g/mol
Synonyms	DTDTT; Dithienodithiophene derivative; Fused thiophene oligomer; 2,3-D:2',3'-D']Thieno[3,2-B:4,5-B']Dithiophene, Dithieno[; Thieno[3,2-b]thieno[2',3':4,5]thieno[2,3-d]thiophene; DTBDT core; Organic semiconductor monomer
EINECS	Contact for details

Quality Control

Our Dithieno[2,3-D:2',3'-D']Thieno[3,2-B:4,5-B']Dithiophene is produced under stringent conditions to ensure batch-to-batch consistency and high purity, which is essential for reproducible device performance. All materials are accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to ISO 9001 quality management principles to guarantee reliable supply for your R&D and production needs.

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 for long-term stability. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to brown crystalline powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 98.0% (Area %)
Melting Point	Contact for details
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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