Description

2,5-Difluorofluoren-9-One is a high-purity, functionalized fluorenone derivative, serving as a critical advanced intermediate in modern synthetic chemistry. Its value lies in its unique fluorinated aromatic structure, which imparts desirable electronic and steric properties to target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries, particularly for developing novel active ingredients and organic electronic materials.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel drug candidates, especially in medicinal chemistry programs targeting central nervous system (CNS) disorders and oncology.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides and pesticides, where the fluorine atoms enhance biological activity and environmental stability.
• Organic Light-Emitting Diodes (OLEDs): Acts as a core precursor for electron-transport materials (ETMs) and host materials in OLED devices due to its favorable electron affinity and thermal stability.
• Organic Photovoltaic (OPV) Materials: Employed in the synthesis of acceptor materials for polymer solar cells, contributing to improved power conversion efficiency.
• Ligand and Catalyst Development: Serves as a scaffold for creating specialized ligands used in asymmetric catalysis and transition metal complexes.
• Fluorescent Dye and Sensor Precursor: Utilized in the development of specialized fluorophores and chemosensors for analytical and diagnostic applications.

Basic Information

Product Name	2,5-Difluorofluoren-9-One
CAS No.	2969-61-1
Molecular Formula	C13H6F2O
Molecular Weight	216.19 g/mol
Synonyms	2,5-Difluoro-9H-fluoren-9-one; 2,5-Difluoro-9-fluorenone; 9-Fluorenone, 2,5-difluoro-; 2,5-Difluorodibenzofulvenone; NSC 406156; 2,5-Difluoro-9-oxofluorene; 2,5-Difluorofluorenone
EINECS	Contact for details

Quality Control

Our 2,5-Difluorofluoren-9-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. We provide full traceability and detailed Certificates of Analysis (COA) with every shipment to ensure consistency and compliance with your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residual Solvents (GC)	Meets ICH Q3C guidelines

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