Description

2-(5,6-Difluoro-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile is a high-purity, functionalized indanone derivative of significant interest in advanced materials research and development. This compound matters for its role as a key electron-accepting building block in the synthesis of novel organic semiconductors and non-fullerene acceptors (NFAs) for next-generation electronics. Industries involved in organic photovoltaics (OPV), organic field-effect transistors (OFETs), and dye-sensitized solar cells (DSSCs) require this precise chemical to engineer materials with tailored optoelectronic properties.

Application

• Organic Photovoltaic (OPV) Materials: Serves as a critical electron-deficient core for synthesizing high-performance non-fullerene acceptors (NFAs) in solar cell applications.
• Organic Semiconductor Development: Used as a key intermediate in the production of n-type organic semiconductors for transistors and diodes.
• Functional Dyes and Pigments: Acts as a precursor for creating novel dyes with specific light-absorption and charge-transport characteristics.
• Electron Transport Materials (ETMs): Incorporated into the molecular design of materials that facilitate electron injection and transport in electronic devices.
• Research & Development (R&D): A valuable building block for academic and industrial R&D focused on novel π-conjugated systems and organic electronic materials.
• Chemical Synthesis: Utilized as a specialized reagent in organic synthesis for constructing complex, fused-ring systems via condensation reactions.

Basic Information

Product Name	2-(5,6-Difluoro-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile
CAS No.	2083617-82-5
Molecular Formula	C14H5F2N2O
Molecular Weight	255.20 g/mol
Synonyms	1-(Dicyanomethylene)-5,6-difluoro-2,3-dihydro-1H-inden-2-one; 5,6-Difluoro-1-indanone malononitrile derivative; 2-(5,6-Difluoro-3-oxoindan-1-ylidene)malononitrile; 5,6-Difluoro-2-(dicyanomethylene)-2,3-dihydro-1H-inden-1-one; Difluoroindenone malononitrile; OPV intermediate 2083617-82-5; NFA building block
EINECS	Contact for details

Quality Control

Every batch of our 2-(5,6-Difluoro-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile is produced and tested under strict quality management protocols to ensure high purity and batch-to-batch consistency, critical for sensitive electronic material applications. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic methods, to ensure compliance with exacting R&D and industrial standards. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.