Description

2,7-Difluoro-9H-Fluorene is a high-purity fluorinated aromatic building block of significant interest in advanced material science. This compound matters for its role as a key precursor in the synthesis of sophisticated organic semiconductors and light-emitting materials. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and organic electronics sectors for developing novel compounds with tailored electronic properties.

Application

• Organic Light-Emitting Diode (OLED) Materials: Serves as a core scaffold for constructing electron-transport layers and host materials in display and lighting technologies.
• Pharmaceutical Intermediates: Used in the synthesis of complex drug candidates, particularly those requiring fluorinated aromatic systems for enhanced metabolic stability and bioavailability.
• Agrochemical Synthesis: Acts as a key fluorinated intermediate in the development of new-generation herbicides and pesticides with improved efficacy.
• Liquid Crystal Materials: Employed in the production of fluorinated components for high-performance liquid crystal displays (LCDs).
• Polymer Chemistry: Utilized as a monomer or co-monomer for creating specialty polymers with unique optical or electronic characteristics.
• Research & Development: A valuable tool for academic and industrial researchers exploring new fluorinated π-conjugated systems and their photophysical properties.

Basic Information

Product Name	2,7-Difluoro-9H-Fluorene
CAS No.	2195-50-8
Molecular Formula	C₁₃H₈F₂
Molecular Weight	202.20 g/mol
Synonyms	2,7-Difluorofluorene; 9H-Fluorene, 2,7-difluoro-; 2,7-Difluoro-9H-fluorene; Fluorene, 2,7-difluoro-; 2,7-Difluorodiphenylenemethane; 2,7-Difluoro-9H-fluoren-9-one (precursor-related); 2,7-DFF
EINECS	Contact for details

Quality Control

Our 2,7-Difluoro-9H-Fluorene is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced synthetic applications. Comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

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

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