Description

9H-Fluorene-9-Carboxylic Acid, 9-(4-Bromobutyl)- is a high-value, functionalized fluorene derivative that serves as a critical building block in advanced organic synthesis. Its molecular structure, featuring both a carboxylic acid and a bromoalkyl chain, makes it a versatile intermediate for constructing complex molecules with tailored properties. This compound is primarily sought after by research institutions and chemical manufacturers in the pharmaceutical and materials science sectors for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) targeting agents and other bioactive molecules.
• Liquid Crystal & OLED Material Synthesis: Serves as a core building block for creating fluorene-based monomers used in advanced display and lighting technologies.
• Polymer Chemistry: Used to introduce fluorene units and reactive bromo handles into polymer backbones for specialty plastics and high-performance resins.
• Organic Ligand Development: Employed in the preparation of complex ligands for catalysis and metal-organic frameworks (MOFs).
• Academic & Industrial R&D: Essential reagent for methodological development and exploring new chemical spaces in synthetic organic chemistry.
• Cross-Coupling Reactions: The bromobutyl side chain makes it a suitable substrate for various palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck).

Basic Information

Product Name	9H-Fluorene-9-Carboxylic Acid, 9-(4-Bromobutyl)-
CAS No.	182438-97-7
Molecular Formula	C₁₈H₁₇BrO₂
Molecular Weight	345.23 g/mol
Synonyms	9-(4-Bromobutyl)-9H-fluorene-9-carboxylic acid; 4-(9-Carboxy-9H-fluoren-9-yl)butyl bromide; 9-(4-Bromobutyl)fluorene-9-carboxylic acid; Fluorene-9-carboxylic acid, 9-(4-bromobutyl)-; 182438-97-7; 9-(4-Bromobutyl)-9H-fluorene-9-carboxylate; 9-(ω-Bromobutyl)fluorene-9-carboxylic acid
EINECS	Contact for details

Quality Control

Our production of 9H-Fluorene-9-Carboxylic Acid, 9-(4-Bromobutyl)- adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical characterization, including HPLC, NMR, and IR spectroscopy, to verify identity and purity. Certificates of Analysis (COA) detailing all test results are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation. Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Complies with ICH Q3C guidelines

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