Description

9,9-Dimethylfluorene-2-Carboxylic Acid is a high-purity, functionalized fluorene derivative serving as a critical building block in advanced organic synthesis. This compound matters for its role as a key precursor in the development of specialized materials, including organic light-emitting diodes (OLEDs) and liquid crystal displays (LCDs). It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced electronics industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in central nervous system (CNS) and anti-inflammatory drug research.
• OLED/LCD Material Precursor: Serves as a core structural unit in the synthesis of host, hole-transport, or electron-transport materials for organic light-emitting diodes and liquid crystal displays.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides and plant growth regulators, leveraging its rigid, lipophilic fluorene backbone.
• Polymer & Material Science: Acts as a monomer or modifying agent for creating high-performance polymers with specific thermal, optical, or mechanical properties.
• Ligand & Catalyst Development: Employed in the design of novel chiral ligands and organocatalysts for asymmetric synthesis applications.
• Dye & Pigment Intermediate: Utilized in the synthesis of specialized fluorescent dyes and high-stability organic pigments.

Basic Information

Product Name	9,9-Dimethylfluorene-2-Carboxylic Acid
CAS No.	28320-62-9
Molecular Formula	C₁₆H₁₄O₂
Molecular Weight	238.28 g/mol
Synonyms	2-(9,9-Dimethyl-9H-fluoren-2-yl)acetic acid (common misnomer for the carboxylic acid at position 2); 9,9-Dimethyl-9H-fluorene-2-carboxylic acid; 2-Carboxy-9,9-dimethylfluorene; 9,9-Dimethylfluorene-2-carboxylate (anion form); DMFA (abbreviation); 9,9-Dimethyl-2-fluorenecarboxylic Acid; 2-(9,9-Dimethylfluorenyl)carboxylic Acid
EINECS	Contact for details

Quality Control

Our 9,9-Dimethylfluorene-2-Carboxylic Acid 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. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory needs.

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). Keep the container sealed to protect from moisture absorption. Store away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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