Description

9-(Dicyanomethylene)-N2,N2,N7,N7-Tetraethyl-9H-Fluorene-2,7-Disulfonamide is a specialized organic compound featuring a fluorene core functionalized with a dicyanomethylene group and tetraethyl disulfonamide moieties. This unique molecular architecture is engineered for high-performance applications, particularly in advanced material science and electronics. It is a critical intermediate and functional material sought by R&D teams and manufacturers in the organic semiconductor, photovoltaics, and specialty chemical synthesis sectors.

Application

• Organic Semiconductor Precursor: Key building block for n-type organic semiconductors and electron-transport materials in OLEDs and OFETs.
• Non-Fullerene Acceptor (NFA) Material: Used in the development of high-efficiency organic photovoltaic (OPV) cells and perovskite solar cells.
• Fluorescent Dye & Sensor Development: Serves as a core structure for synthesizing novel fluorescent probes and chemosensors due to its electron-accepting properties.
• Advanced Material Research: Employed in academic and industrial R&D for creating new electroactive polymers and small molecules.
• Pharmaceutical Intermediate: Potential use in the synthesis of complex molecules for medicinal chemistry research.

Basic Information

Product Name	9-(Dicyanomethylene)-N2,N2,N7,N7-Tetraethyl-9H-Fluorene-2,7-Disulfonamide
CAS No.	325695-10-1
Molecular Formula	C27H28N4O4S2
Molecular Weight	536.67 g/mol
Synonyms	2,7-Bis(diethylsulfamoyl)-9-(dicyanomethylene)fluorene; 9-(Dicyanomethylene)-2,7-bis(diethylsulfamoyl)fluorene; F4-TCNQ derivative; Fluorene-2,7-disulfonamide, 9-(dicyanomethylene)-N2,N2,N7,N7-tetraethyl-; Tetraethyl Fluorene Disulfonamide Dicyanomethylene Derivative
EINECS	Contact for details

Quality Control

Our production of 9-(Dicyanomethylene)-N2,N2,N7,N7-Tetraethyl-9H-Fluorene-2,7-Disulfonamide adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity 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 purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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). Keep the container sealed to protect this light-sensitive material from moisture and atmospheric contaminants.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Area %)
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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