Description

2-Ethyl-4,5-Difluoroaniline is a specialized fluorinated aniline derivative, a key building block in advanced organic synthesis. This compound is valued for its unique substitution pattern, which introduces steric and electronic effects critical for modulating the properties of target molecules. It is primarily required by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring fluorinated aromatic systems to enhance metabolic stability, bioavailability, and binding affinity.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and insecticides, where the difluoroaniline moiety can contribute to improved efficacy and environmental profile.
• Liquid Crystal & OLED Materials: Serves as a building block for fluorinated components in electronic display materials, where fluorine atoms help tune electronic properties, viscosity, and thermal stability.
• Polymer & Resin Modifiers: Incorporated into specialty polymers to impart specific chemical resistance, thermal properties, or surface characteristics.
• Dye & Pigment Intermediate: Employed in the synthesis of specialized fluorinated dyes and pigments for high-performance applications.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways in medicinal and synthetic chemistry.

Basic Information

Product Name	2-Ethyl-4,5-Difluoroaniline
CAS No.	1849300-55-5
Molecular Formula	C8H9F2N
Molecular Weight	157.16 g/mol
Synonyms	4,5-Difluoro-2-ethylaniline; 2-Ethyl-4,5-difluorobenzenamine; Benzenamine, 2-ethyl-4,5-difluoro-; 4,5-Difluoro-2-ethylbenzenamine; 2-Ethyl-4,5-difluoro-phenylamine
EINECS	Contact for details

Quality Control

Every batch of 2-Ethyl-4,5-Difluoroaniline is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high-purity standards required for sensitive synthetic applications. A detailed Certificate of Analysis (COA) is supplied with each shipment, confirming identity, purity, and impurity profiles as determined by advanced chromatographic and spectroscopic methods.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque or amber packaging.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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