Description

9H-Fluorene-9-Carbonyl Chloride is a versatile and highly reactive organic intermediate, specifically an acid chloride derivative of fluorene. This compound is critical for introducing the fluorenylcarbonyl moiety into target molecules, enabling advanced synthesis in fine chemical and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly those containing the fluorene scaffold.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Polymer & Material Science: Serves as a monomer or functionalization agent in the production of specialty polymers, dyes, and organic electronic materials.
• Ligand & Catalyst Development: Employed to create novel ligands for metal catalysis and organocatalysts for asymmetric synthesis.
• Fluorescent Probe Synthesis: Utilized in the preparation of fluorescent markers and sensors for biochemical and diagnostic applications.
• Academic & Industrial R&D: A fundamental reagent for exploratory organic synthesis and method development in chemical research laboratories.

Basic Information

Product Name	9H-Fluorene-9-Carbonyl Chloride
CAS No.	24168-51-2
Molecular Formula	C14H9ClO
Molecular Weight	228.67 g/mol
Synonyms	9-Fluorenylcarbonyl chloride; 9-Fluorenecarboxylic acid chloride; 9H-Fluorene-9-carboxylic acid chloride; 9-Carboxyfluorene chloride; Fluorene-9-carbonyl chloride; 9-Fluorenoyl chloride; 9-Fluorenyl chloroformate (common misnomer, corrects to carbonyl chloride); 9-Fluorenecarbonyl chloride
EINECS	Contact for details

Quality Control

Our 9H-Fluorene-9-Carbonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

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). This product is hygroscopic (moisture-sensitive) and must be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Assay (Titration)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%

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