Description

Dithieno[2,3-B:3',2'-D]Thiophene CAS NO 236-63-5 is a high-purity fused heterocyclic compound that serves as a critical building block in advanced materials science. Its unique conjugated structure makes it an essential precursor for the synthesis of organic semiconductors and electronic materials. This compound is primarily sought by researchers and manufacturers in the organic electronics, photovoltaics, and specialty chemical sectors for developing next-generation devices.

Application

• Organic Semiconductor Synthesis: A key monomer for constructing p-type and n-type organic semiconductors used in field-effect transistors (OFETs).
• Photovoltaic Materials: Serves as a core unit in donor-acceptor copolymers for organic solar cells (OSCs) to enhance light absorption and charge transport.
• Electroluminescent Materials: Used in the development of emitting layers for organic light-emitting diodes (OLEDs) and light-emitting electrochemical cells (LECs).
• Chemical Research: A valuable intermediate in academic and industrial R&D for exploring new conjugated polymers and small molecules.
• Electrochromic Devices: Incorporated into polymers for smart windows and displays due to its stable redox properties.
• Sensor Technology: Utilized in the fabrication of conductive polymers for chemical and biological sensing applications.

Basic Information

Product Name	Dithieno[2,3-B:3',2'-D]Thiophene
CAS No.	236-63-5
Molecular Formula	C8H4S3
Molecular Weight	188.31 g/mol
Synonyms	Dithienothiophene; DTT; [1]Benzothieno[3,2-b][1]benzothiophene; 2,3:6,7-Dibenzo[b,d]thiophene; Thieno[2',3':4,5]thieno[3,2-b]thiophene; Benzo[4,5]thieno[2,3-b]benzothiophene; Dithienobenzothiophene
EINECS	Contact for details

Quality Control

Our Dithieno[2,3-B:3',2'-D]Thiophene is produced under controlled conditions to ensure batch-to-batch consistency and high purity, meeting the stringent requirements of materials research and development. Each lot undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to verify identity and purity. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials. For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.