Description

9,9-Dimethyl-9H-Fluorene-2-Carbaldehyde 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 sophisticated materials, including organic light-emitting diodes (OLEDs), liquid crystals, and pharmaceutical intermediates. It is primarily needed by R&D chemists and process engineers in the fine chemical, electronics, and life sciences industries seeking to innovate with tailored molecular architectures.

Application

• OLED Materials Development: Serves as a core intermediate for synthesizing host, hole-transport, or electron-transport materials in organic light-emitting diode (OLED) displays and lighting.
• Pharmaceutical Intermediates: Used in the synthesis of complex drug molecules, particularly those requiring a rigid, planar fluorene scaffold for biological activity.
• Liquid Crystal Synthesis: Acts as a precursor for creating novel liquid crystal compounds used in display technologies.
• Polymer & Material Science: Incorporated into polymers and advanced materials to modify optical, electronic, or mechanical properties.
• Organic Semiconductor Research: Utilized in the development of n-type or p-type organic semiconductors for transistors and photovoltaic cells.
• Fluorescent Dyes & Probes: Functions as a starting material for synthesizing specialized fluorescent tags and sensors for analytical and biomedical applications.
• Ligand & Catalyst Design: Employed to create novel chiral or functional ligands for asymmetric catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	9,9-Dimethyl-9H-Fluorene-2-Carbaldehyde
CAS No.	948300-71-8
Molecular Formula	C₁₆H₁₄O
Molecular Weight	222.28 g/mol
Synonyms	2-Formyl-9,9-dimethylfluorene; 9,9-Dimethylfluorene-2-carboxaldehyde; 9H-Fluorene-2-carboxaldehyde, 9,9-dimethyl-; 9,9-Dimethyl-2-fluorenecarboxaldehyde; 2-(9,9-Dimethyl-9H-fluoren-2-yl)formaldehyde
EINECS	Contact for details

Quality Control

Our 9,9-Dimethyl-9H-Fluorene-2-Carbaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided and available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider an inert atmosphere (e.g., nitrogen or argon). Keep away from incompatible materials.

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 (as Pb)	≤ 10 ppm

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