Description

Dinaphtho[2,3-b:2',3'-f]thieno[3,2-b]thiophene is a high-performance organic semiconductor material belonging to the class of fused heteroacenes. This compound matters for its excellent charge carrier mobility and high environmental stability, making it a critical component in advanced electronic devices. It is primarily needed by researchers and manufacturers in the organic electronics sector for developing next-generation organic field-effect transistors (OFETs) and organic photovoltaics (OPVs).

Application

• Organic Field-Effect Transistors (OFETs): As a key p-type semiconductor layer for high-mobility, low-voltage electronic circuits and displays.
• Organic Photovoltaics (OPVs): Utilized as an electron-donor or acceptor material in the active layer of efficient solar cells.
• Organic Light-Emitting Transistors (OLETs): Serves in the emissive and charge-transport layers for integrated optoelectronic devices.
• Chemical Sensors: Employed in the fabrication of sensitive and selective layers for detecting various analytes due to its tunable electronic properties.
• Research & Development: A fundamental building block for synthesizing novel conjugated polymers and small molecules in academic and industrial R&D labs.
• Printed Electronics: Suitable for solution-processable ink formulations used in roll-to-roll printing of flexible electronics.

Basic Information

Product Name	Dinaphtho[2,3-b:2',3'-f]thieno[3,2-b]thiophene
CAS No.	935280-42-5
Molecular Formula	C22H10S2
Molecular Weight	338.44 g/mol
Synonyms	DNTT; Dinaphthothienothiophene; 2,9-Dinaphtho[2,3-b:2',3'-f]thieno[3,2-b]thiophene; C22H10S2; Thieno[3,2-b]thiophene, dinaphtho[2,3-b:2',3'-f]-; DNTT semiconductor
EINECS	Contact for details

Quality Control

Our Dinaphtho[2,3-b:2',3'-f]thieno[3,2-b]thiophene is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity, essential for reproducible device performance. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We support R&D and commercial scale requirements with specifications tailored to your application needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). The product is light-sensitive and should be handled under inert atmosphere when appropriate for prolonged stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (HPLC/IR)	Conforms to reference standard
Purity (HPLC)	≥ 98.0% (Standard Grade)
Purity (HPLC)	≥ 99.0% (High Purity Grade)
Melting Point	Contact for details
Residue on Ignition	< 0.5%
Heavy Metals (as Pb)	< 20 ppm

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