Description

[2,2'-Bithiophene]-5,5'-Dicarbonitrile is a high-purity organic compound belonging to the class of bithiophene derivatives, characterized by its two terminal cyano groups. This compound is a critical building block (monomer) and functional material precursor valued for its electron-withdrawing properties and planar conjugated structure. It is essential for researchers and manufacturers in the organic electronics, advanced materials science, and pharmaceutical intermediates sectors.

Application

• Organic Semiconductor Synthesis: Serves as a key monomer for constructing conjugated polymers and small molecules used in Organic Field-Effect Transistors (OFETs) and Organic Photovoltaics (OPVs).
• Electron-Transport Material (ETM) Development: Used in the research and production of n-type semiconductor materials due to its strong electron-accepting cyano groups.
• Non-Linear Optical (NLO) Materials: Acts as a precursor for materials with applications in photonics and electro-optics.
• Chemical Sensor Fabrication: Incorporated into sensing layers for detecting specific analytes, leveraging its electronic properties.
• Pharmaceutical & Agrochemical Intermediates: Functions as a versatile synthon in the synthesis of more complex heterocyclic compounds for bioactive applications.
• Ligand & Catalyst Design: Utilized in coordination chemistry to create novel ligands for catalytic systems.

Basic Information

Item	Detail
Product Name	[2,2'-Bithiophene]-5,5'-Dicarbonitrile
CAS No.	67123-91-5
Molecular Formula	C10H4N2S2
Molecular Weight	216.28 g/mol
Synonyms	5,5'-Dicyano-2,2'-bithiophene; 2,2'-Bithiophene-5,5'-dicarbonitrile; 5,5'-Dicyanobithiophene; 2,2'-Bithienyl-5,5'-dicarbonitrile; 5-Cyano-2,2'-bithiophene-5'-carbonitrile; DTBT; Bis(5-cyanothiophen-2-yl)
EINECS	Contact for details

Quality Control

Our [2,2'-Bithiophene]-5,5'-Dicarbonitrile is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and elemental analysis, to ensure high chemical purity and structural identity. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting all critical quality parameters. Specifications can be tailored to meet specific research or cGMP starting material requirements.

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). The compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (HPLC/IR)	Conforms to reference standard
Purity (HPLC)	≥ 97.0% (Standard Grade)
Melting Point	Contact for details
Heavy Metals (as Pb)	< 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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