Description

Dinaphtho[2,1-B:1',2'-D]Thiophene is a high-purity, polycyclic aromatic heterocycle featuring a fused thiophene core, prized for its excellent charge transport properties and thermal stability. This compound serves as a critical advanced organic semiconductor material and a versatile building block for sophisticated molecular architectures. It is essential for researchers and manufacturers in the organic electronics and advanced materials sectors, where performance and purity are paramount.

Application

• Organic Field-Effect Transistors (OFETs): As a high-performance p-type semiconductor material for active layers.
• Organic Light-Emitting Diodes (OLEDs): As a host or charge-transport material in emissive layers.
• Organic Photovoltaics (OPVs): As an electron donor or acceptor component in bulk heterojunction solar cells.
• Chemical Synthesis: As a key precursor or intermediate for synthesizing larger polycyclic aromatic hydrocarbons (PAHs) and complex heteroacenes.
• Research & Development: For fundamental studies on charge transport, molecular packing, and structure-property relationships in organic semiconductors.
• Sensors: As a sensing material in chemiresistive or fluorescent sensors due to its responsive π-conjugated system.

Basic Information

Product Name	Dinaphtho[2,1-B:1',2'-D]Thiophene
CAS No.	194-65-0
Molecular Formula	C20H12S
Molecular Weight	284.37 g/mol
Synonyms	Dinaphthothiophene; Dinaphtho[2,1-b:1',2'-d]thiophene; 2,3:6,7-Dinaphthothiophene; Benzo[b]benzo[4,5]thieno[2,3-d]thiophene; DNT; DNTT (commonly used abbreviation); 1,2:5,6-Dinaphthothiophene (alternative numbering); Thiophene, dinaphtho[2,1-b:1',2'-d]-
EINECS	205-904-8

Quality Control

Our Dinaphtho[2,1-B:1',2'-D]Thiophene is produced under stringent conditions to ensure batch-to-batch consistency and high purity, critical for electronic applications. Quality is verified through advanced analytical techniques including HPLC, GC-MS, and NMR. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each 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, and well-ventilated place at room temperature (15-25°C). This material is light-sensitive (store away from light) and should be handled under an inert atmosphere when appropriate to prevent oxidation.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Standard Grade)
Purity (HPLC)	≥ 99.0% / 99.5% (High Purity Grade)
Melting Point	Contact for details
Heavy Metals (as Pb)	< 20 ppm
Residue on Ignition	< 0.1%

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