Description

1 2-Difluorostilbene is a specialized fluorinated organic compound belonging to the stilbene class, characterized by the presence of two fluorine atoms on the aromatic rings. This molecular structure makes it a valuable intermediate in advanced organic synthesis, particularly for creating complex fluorinated molecules with tailored electronic and physical properties. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and materials science sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel fluorinated drug candidates, potentially for oncology, CNS, and anti-inflammatory applications.
• Agrochemical Research: Used in developing advanced pesticides and herbicides where the introduction of fluorine atoms can enhance biological activity and environmental stability.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor or core structure for synthesizing fluorinated electroluminescent materials and charge transport layers.
• Liquid Crystal & Advanced Material Synthesis: Employed in creating fluorinated mesogens and other specialty chemicals for electronic displays and high-performance polymers.
• Academic & Industrial R&D: A crucial reagent for methodological studies in cross-coupling reactions and fluorine chemistry.
• Fluorescent Probe & Sensor Development: Utilized as a scaffold for constructing fluorophores with modified photophysical properties due to the fluorine substituents.

Basic Information

Product Name	1 2-Difluorostilbene
CAS No.	643-76-5
Molecular Formula	C14H10F2
Molecular Weight	216.23 g/mol
Synonyms	1,2-Difluorostilbene; (E)-1,2-Difluorostilbene; trans-1,2-Difluorostilbene; 1,2-Difluoro-1,2-diphenylethylene; 1,2-Difluoro-trans-stilbene; α,β-Difluorostilbene; NSC 406908; Stilbene, 1,2-difluoro-
EINECS	211-426-5

Quality Control

Our 1 2-Difluorostilbene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to confirm identity, purity, and isomeric composition. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or production specifications. Custom purity grades and analytical packages are available to meet specific project requirements.

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 maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Isomeric Purity (trans-isomer, HPLC)	≥ 95.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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