Description

9-Fluorenone,4-Ethyl-(5Ci) is a specialized organic compound belonging to the fluorenone class, characterized by an ethyl substituent at the 4-position. This structural feature makes it a valuable intermediate and building block for advanced material synthesis and pharmaceutical research. It is primarily sought after by R&D chemists and process engineers in the fine chemical and advanced materials sectors for developing novel compounds with tailored properties.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for compounds requiring a functionalized fluorenone core.
• Organic Light-Emitting Diodes (OLEDs): Used as a precursor or dopant material in the synthesis of organic semiconductors and emissive layers for display and lighting technologies.
• Ligand Synthesis: Acts as a starting material for creating complex ligands used in catalysis and coordination chemistry.
• Polymer Chemistry: Employed in the synthesis of specialty polymers and functional materials where the fluorenone moiety imparts specific electronic or structural properties.
• Dye and Pigment Research: Utilized in the development of novel colorants and photostable dyes due to its conjugated ketone structure.
• Academic & Industrial R&D: A crucial reagent for methodological studies, heterocyclic chemistry, and exploring new reaction pathways in synthetic organic chemistry.

Basic Information

Product Name	9-Fluorenone,4-Ethyl-(5Ci)
CAS No.	750643-78-8
Molecular Formula	C₁₅H₁₂O
Molecular Weight	208.26 g/mol
Synonyms	4-Ethyl-9H-fluoren-9-one; 4-Ethylfluoren-9-one; 9-Fluorenone, 4-ethyl-; 4-Ethyl-9-fluorenone; 4-Ethyl-9-oxofluorene
EINECS	Contact for details

Quality Control

Our 9-Fluorenone,4-Ethyl-(5Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with customer specifications and internal quality standards.

Storage

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

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.