Description

4-Chloro-1-[7-(4-Chloro-Butyryl)-9H-Fluoren-2-Yl]-Butan-1-One is a specialized organic compound featuring a fluorene core functionalized with chlorinated butyryl groups. This molecular structure makes it a valuable advanced intermediate for the synthesis of complex molecules, particularly in pharmaceutical and advanced material research. It is primarily sought by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and agrochemical industries for constructing novel active compounds and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with a polycyclic aromatic framework.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or plant growth regulators that require a functionalized fluorene structure.
• Material Science: Acts as a precursor for organic semiconductors, liquid crystals, or photoconductive materials due to its conjugated fluorene system.
• Chemical Synthesis: Employed in academic and industrial research laboratories for exploring new organic reactions and creating complex molecular architectures.
• Dye & Pigment Intermediate: Utilized in the development of specialized dyes and pigments where the fluorene unit contributes to color and stability.

Basic Information

Product Name	4-Chloro-1-[7-(4-Chloro-Butyryl)-9H-Fluoren-2-Yl]-Butan-1-One
CAS No.	34927-52-1
Molecular Formula	C21H20Cl2O2
Molecular Weight	375.29 g/mol
Synonyms	1,4-Bis(4-chlorobutyryl)-9H-fluorene; 2,7-Bis(4-chlorobutyryl)fluorene; 4-Chloro-1-[7-(4-chlorobutyryl)-9H-fluoren-2-yl]butan-1-one; 9H-Fluorene-2,7-diyldi(4-chlorobutan-1-one); 34927-52-1
EINECS	Contact for details

Quality Control

Our 4-Chloro-1-[7-(4-Chloro-Butyryl)-9H-Fluoren-2-Yl]-Butan-1-One is produced under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and process development. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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 strong oxidizing agents and bases. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
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.