Description

(E)-1,1'-(1,2-Difluoro-1,2-Ethenediyl)Bisnaphthalene is a specialized organic fluorinated compound characterized by a rigid, conjugated structure formed by two naphthalene units linked by a difluoroethenediyl bridge. This compound serves as a valuable high-performance intermediate and building block in advanced material synthesis, where its unique electronic and steric properties are leveraged. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and organic electronics sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Used in the research and synthesis of novel drug candidates, particularly where a rigid, fluorinated aromatic scaffold is required for bioactivity or metabolic stability.
• Agrochemical Synthesis: Serves as a key building block for developing advanced pesticides and herbicides, with fluorine atoms often enhancing lipophilicity and environmental persistence.
• Organic Semiconductor Precursor: A potential monomer or intermediate in the production of conjugated polymers and small molecules for OLEDs (Organic Light-Emitting Diodes) and organic photovoltaic cells.
• Liquid Crystal & Advanced Material Research: Its rigid, elongated structure makes it a candidate for investigation in liquid crystal mixtures and other engineered materials requiring specific molecular geometries.
• Fluorescent Probe & Sensor Development: The naphthalene fluorophores enable its use in creating chemical sensors or fluorescent tags for analytical and diagnostic applications.
• Cross-Coupling Reactions: Acts as a substrate in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck) to construct complex, polyaromatic systems for various high-value applications.

Basic Information

Product Name	(E)-1,1'-(1,2-Difluoro-1,2-Ethenediyl)Bisnaphthalene
CAS No.	1423-70-7
Molecular Formula	C₂₂H₁₂F₂
Molecular Weight	314.33 g/mol
Synonyms	1,1'-(1,2-Difluoroethene-1,2-diyl)dinaphthalene; (E)-1,1'-(1,2-Difluoroethylidene)bis(naphthalene); trans-1,1'-(1,2-Difluoro-1,2-ethenediyl)bisnaphthalene; 1,1'-(E)-1,2-Difluoro-1,2-ethenediylbis(naphthalene); Difluoroethenediylbisnaphthalene; 1,1'-(1,2-Difluoroethylidene)dinaphthalene; (E)-1,2-Difluoro-1,2-bis(1-naphthyl)ethene
EINECS	Contact for details

Quality Control

Our (E)-1,1'-(1,2-Difluoro-1,2-Ethenediyl)Bisnaphthalene is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting critical specifications. We support cGMP and ISO compliant manufacturing for advanced application 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 away from strong oxidizing agents. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Standard Grade)
Purity (HPLC)	≥ 99.0% (High Purity Grade)
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.