Description

Butyl 9-(Dicyanomethylidene)Fluorene-4-Carboxylate is a specialized organic compound belonging to the fluorene derivative family, recognized for its unique electron-accepting properties. This compound matters as a high-performance non-fullerene acceptor (NFA) material and a key intermediate in the synthesis of advanced functional materials. It is primarily needed by manufacturers and researchers in the organic electronics and photovoltaic sectors, where it is used to develop next-generation organic solar cells (OSCs) and organic light-emitting diodes (OLEDs).

Application

• As a non-fullerene electron acceptor (NFA) in bulk heterojunction organic photovoltaic (OPV) cells.
• A key building block (intermediate) for synthesizing novel small-molecule and polymeric semiconductors.
• In research and development of organic field-effect transistors (OFETs) and other organic electronic devices.
• For the fabrication of high-efficiency organic solar cells (OSCs) due to its tunable energy levels and strong light absorption.
• As a functional material in perovskite solar cells for interface engineering and stability enhancement.
• In the development of photodetectors and other optoelectronic sensors.

Basic Information

Product Name	Butyl 9-(Dicyanomethylidene)Fluorene-4-Carboxylate
CAS No.	93376-18-2
Molecular Formula	C24H20N2O2
Molecular Weight	368.43 g/mol
Synonyms	9-(Dicyanomethylene)-4-butoxycarbonylfluorene; 2-(9-Butoxycarbonylfluoren-9-ylidene)malononitrile; Butyl 9-(dicyanomethylene)fluorene-4-carboxylate; BDCF; 4-Butoxycarbonyl-9-dicyanomethylenefluorene; Fluorene-based NFA acceptor; 9-(Dicyanomethylidene)-4-(butoxycarbonyl)fluorene
EINECS	Contact for details

Quality Control

Our Butyl 9-(Dicyanomethylidene)Fluorene-4-Carboxylate is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity, critical for optoelectronic performance. Each lot is characterized by advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and key specifications is provided with every shipment to support your R&D and manufacturing quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). The compound is light-sensitive and should be handled under inert atmosphere when appropriate for long-term stability.

Specification

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