Description

2,5-Difluoro-7,7,8,8-Tetracyanoquinodimethane is a specialized fluorinated derivative of the TCNQ (tetracyanoquinodimethane) family, a class of compounds renowned for their strong electron-accepting properties. This material is critical for researchers and developers working on advanced organic electronic materials, where precise control over electronic structure is paramount. It serves as a key building block in the synthesis of n-type organic semiconductors, conductive polymers, and charge-transfer complexes for applications in photovoltaics, field-effect transistors, and sensors.

Application

• Organic Semiconductor Development: As a strong electron acceptor for creating n-type semiconductors and ambipolar materials in organic thin-film transistors (OTFTs).
• Conductive Polymers & Dopants: Used as a p-dopant to enhance the conductivity and charge transport properties of conjugated polymer systems.
• Photovoltaic Materials: A component in the active layer of organic solar cells (OSCs) to facilitate efficient electron transfer and charge separation.
• Charge-Transfer Salts & Complexes: Synthesis of molecular conductors and magnetic materials with unique solid-state properties for fundamental research.
• Electrochemical Sensors: Modification of electrode surfaces to create sensitive and selective detection platforms.
• Non-Linear Optical (NLO) Materials: Research into materials with tailored electronic properties for photonic applications.

Basic Information

Product Name	2,5-Difluoro-7,7,8,8-Tetracyanoquinodimethane
CAS No.	73318-02-2
Molecular Formula	C₁₄H₂F₂N₄
Molecular Weight	276.19 g/mol
Synonyms	2,5-Difluoro-TCNQ; 2,5-F₂TCNQ; 2,5-Difluorotetracyanoquinodimethane; 7,7,8,8-Tetracyano-2,5-difluoroquinodimethane; Difluoro-TCNQ; 2,5-Difluoro-7,7,8,8-tetracyano-p-quinodimethane; 2,5-Difluoro-7,7,8,8-tetracyanoquinodimethane
EINECS	Contact for details

Quality Control

Our 2,5-Difluoro-7,7,8,8-Tetracyanoquinodimethane is produced under controlled conditions to ensure high purity and batch-to-batch consistency, meeting the stringent requirements of advanced materials research. Quality is verified through comprehensive analytical techniques including HPLC, NMR, and elemental analysis. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your R&D and quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C) under an inert atmosphere (e.g., argon or nitrogen) to prevent oxidation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Elemental Analysis	Conforms to theoretical values
Residue on Ignition	< 0.5%

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