Description

2,6-Difluoronaphthalene is a high-purity fluorinated aromatic building block of significant importance in advanced organic synthesis. Its unique substitution pattern makes it a critical intermediate for constructing complex molecules with tailored electronic and steric properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries, particularly for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), especially for compounds requiring a rigid, fluorinated naphthalene core.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and pesticides where the difluoronaphthalene moiety enhances biological activity and environmental stability.
• Liquid Crystal & OLED Materials: Serves as a fundamental building block for creating charge-transport materials, host materials, and emissive layers in organic light-emitting diodes (OLEDs) and liquid crystal displays (LCDs).
• Polymer & Specialty Chemicals: Employed in the production of high-performance polymers, dyes, and pigments, where it imparts desirable thermal and chemical resistance.
• Cross-Coupling Reactions: An excellent substrate for Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions to create complex biaryl systems.
• Research & Development: A valuable reagent for academic and industrial R&D in medicinal chemistry and material science for structure-activity relationship (SAR) studies.

Basic Information

Product Name	2,6-Difluoronaphthalene
CAS No.	59079-69-5
Molecular Formula	C₁₀H₆F₂
Molecular Weight	164.15 g/mol
Synonyms	2,6-Difluoronaphthalene; Naphthalene, 2,6-difluoro-; 2,6-Difluoronaphthalin; 2,6-Difluoro-naphthalene; 2,6-Difluoronaftalen; 2,6-Difluornaphthalin; 2,6-Difluoronaftaleno; 2,6-Difluornaftaleen
EINECS	Contact for details

Quality Control

Our 2,6-Difluoronaphthalene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	95 - 99 °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.