Description

5,6-Dinitro-4,7-Bis(Thiophen-2-Yl)-2,1,3-Benzothiadiazole is a high-value, functionalized heterocyclic compound that serves as a critical advanced organic intermediate and electron-accepting building block. Its unique molecular architecture, featuring fused benzothiadiazole and thiophene rings with nitro substituents, makes it essential for developing next-generation electronic materials. This compound is primarily sought by R&D and production teams in the organic electronics and specialty chemicals sectors.

Application

• Organic Semiconductor Synthesis: A key precursor for n-type (electron-accepting) materials in organic field-effect transistors (OFETs) and photovoltaics.
• Non-Fullerene Acceptor (NFA) Development: Core building block for high-performance acceptor materials in bulk-heterojunction organic solar cells (OSCs).
• Electron-Transport Layer (ETL) Materials: Used in the research and formulation of efficient ETLs for OLED and perovskite solar cell devices.
• Dye and Pigment Intermediate: Serves in the synthesis of specialized dyes and pigments with tailored optoelectronic properties.
• Chemical Sensor Fabrication: Employed in developing sensitive layers for chemical and biological sensing applications due to its electron-deficient structure.
• Academic and Industrial R&D: A valuable reagent for fundamental research in materials science, supramolecular chemistry, and conjugated polymer design.

Basic Information

Product Name	5,6-Dinitro-4,7-Bis(Thiophen-2-Yl)-2,1,3-Benzothiadiazole
CAS No.	165190-73-8
Molecular Formula	C14H6N4O4S3
Molecular Weight	414.41 g/mol
Synonyms	2,1,3-Benzothiadiazole, 5,6-dinitro-4,7-bis(2-thienyl)-; 4,7-Bis(thiophen-2-yl)-5,6-dinitrobenzo[c][1,2,5]thiadiazole; DNBT; 5,6-DNBTT; 2,2'-(5,6-Dinitrobenzo[c][1,2,5]thiadiazole-4,7-diyl)dithiophene
EINECS	Contact for details

Quality Control

Our production of 5,6-Dinitro-4,7-Bis(Thiophen-2-Yl)-2,1,3-Benzothiadiazole adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, critical for sensitive electronic applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and R&D documentation.

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 compound is light-sensitive and should be handled under an inert atmosphere when appropriate for prolonged use. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 97.0%
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.