Description

9-Carboxyfluorene is a high-purity organic intermediate of significant importance in advanced chemical synthesis. This compound serves as a versatile building block for the development of complex molecules, particularly in the pharmaceutical and materials science sectors. It is essential for researchers and manufacturers in fine chemical, agrochemical, and OLED material production who require reliable, high-quality precursors for their processes.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex organic molecules.
• Organic Light-Emitting Diode (OLED) Materials: Used in the research and development of advanced organic electronic materials and charge transport layers.
• Ligand Synthesis: Serves as a starting material for creating specialized ligands used in catalysis and coordination chemistry.
• Polymer Chemistry: Acts as a monomer or functionalizing agent for producing specialty polymers with tailored properties.
• Agrochemical Research: Employed in the development of novel herbicides, pesticides, and plant growth regulators.
• Dye and Pigment Manufacturing: A valuable intermediate for synthesizing complex fluorescent dyes and high-performance pigments.
• Academic & Industrial R&D: A fundamental reagent for organic synthesis and methodological studies in chemistry laboratories worldwide.

Basic Information

Product Name	9-Carboxyfluorene
CAS No.	1989-33-9
Molecular Formula	C14H10O2
Molecular Weight	210.23 g/mol
Synonyms	9-Fluorenecarboxylic Acid; 9H-Fluorene-9-carboxylic Acid; NSC 403697; Fluorene-9-carboxylic Acid; 9-Carboxy-9H-fluorene; 9-Fluorenylcarboxylic Acid; 9-Fluorene carboxylic acid
EINECS	217-878-6

Quality Control

Our 9-Carboxyfluorene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity determination and identity confirmation via spectroscopic methods. Certificates of Analysis (COA) detailing all test results are provided and available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	215 - 220 °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.