Description

9-Fluorofluorene is a high-purity fluorinated organic building block of significant interest in advanced material science and pharmaceutical research. Its unique structure, featuring a fluorine atom on the fluorene backbone, makes it a critical intermediate for synthesizing complex molecules with tailored electronic and photophysical properties. This compound is essential for R&D and production in industries focused on organic electronics, agrochemicals, and specialty pharmaceuticals.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the development of novel active pharmaceutical ingredients (APIs), particularly for compounds requiring fluorinated aromatic systems to modulate bioavailability and metabolic stability.
• Organic Light-Emitting Diodes (OLEDs): Used as a precursor for electron-transport materials and host materials in OLED displays and lighting due to the fluorene scaffold's excellent charge-transport characteristics.
• Agrochemical Synthesis: Acts as a building block for creating advanced herbicides and pesticides, where the fluorine atom can enhance biological activity and environmental persistence.
• Material Science Research: Employed in the synthesis of polymers and small molecules for organic photovoltaics (OPV), field-effect transistors (OFETs), and other electronic devices.
• Ligand and Catalyst Development: Utilized to create fluorinated ligands for metal-organic frameworks (MOFs) and catalysts, influencing reactivity and selectivity.
• Fluorescent Probe and Dye Chemistry: Functions as a core structure for developing new fluorescent tags and sensors with specific emission properties.

Basic Information

Item	Details
Product Name	9-Fluorofluorene
CAS No.	20825-90-5
Molecular Formula	C₁₃H₉F
Molecular Weight	184.21 g/mol
Synonyms	9-Fluoro-9H-fluorene; Fluorene, 9-fluoro-; 9H-Fluorene, 9-fluoro-; 9-Fluoro-9H-fluorene; 20825-90-5; 9-Fluorfluoren (German); 9-Fluorfluorene; 9-Fluorofluoren
EINECS	Contact for details

Quality Control

Our 9-Fluorofluorene is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. We support cGMP standards for pharmaceutical applications and can accommodate custom purity requirements upon request.

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 away from heat, sparks, and open flame. The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	95 - 99 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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