Description

1-Ethyl-3,5-Difluorobenzene is a high-purity fluorinated aromatic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of pharmaceuticals, agrochemicals, and specialty materials, where the introduction of fluorine atoms is critical for modulating biological activity and material properties. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and electronic chemical industries.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of fluorine-containing drugs.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides where fluorination enhances efficacy and environmental stability.
• Liquid Crystal & OLED Materials: Acts as a precursor in the manufacture of fluorinated components for liquid crystal displays (LCDs) and organic light-emitting diodes (OLEDs).
• Polymer & Resin Modifier: Incorporated into specialty polymers to improve chemical resistance, thermal stability, and surface properties.
• Organic Synthesis Reagent: Employed in cross-coupling reactions (e.g., Suzuki, Heck) and other transformations to construct complex fluorinated aromatic systems.
• Chemical Research & Development: Utilized in academic and industrial labs for exploring new synthetic methodologies and fluorine chemistry.

Basic Information

Product Name	1-Ethyl-3,5-Difluorobenzene
CAS No.	117358-52-8
Molecular Formula	C8H8F2
Molecular Weight	142.15 g/mol
Synonyms	3,5-Difluoroethylbenzene; 1-Ethyl-3,5-difluorobenzene; Ethyl-3,5-difluorobenzene; 3,5-Difluoro-1-ethylbenzene; m,m-Difluoroethylbenzene; 3,5-Difluorophenyl ethane; Benzene, 1-ethyl-3,5-difluoro-
EINECS	Contact for details

Quality Control

Our 1-Ethyl-3,5-Difluorobenzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency suitable for sensitive synthetic applications. 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, well-ventilated area away from heat sources and incompatible materials. Recommended storage temperature is 2-25°C. The product is moisture-sensitive; keep container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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