Description

2-Ethoxy-3,5-Difluorobenzoyl Chloride is a high-purity, reactive organic intermediate characterized by its benzoyl chloride core functionalized with ethoxy and difluoro substituents. This compound is a critical building block in advanced organic synthesis, valued for its ability to introduce the 2-ethoxy-3,5-difluorobenzoyl moiety into target molecules. It is primarily utilized by research and development chemists and process scale-up teams in the pharmaceutical and agrochemical industries for creating novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a specific difluorinated benzoyl structure.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides where the ethoxy-difluoro aromatic group confers desirable biological activity and stability.
• Liquid Crystal & OLED Materials: Serves as a building block for advanced electronic materials, where fluorinated aromatic units are essential for tuning electronic properties and stability.
• Polymer Modification: Employed to introduce functional side chains into polymers, enhancing material properties for specialized coatings or engineering plastics.
• Custom Synthesis & Contract Manufacturing: A vital reagent for custom chemical synthesis services catering to R&D and pilot-scale production.
• Chemical Research: Used in academic and industrial laboratories for methodological development and exploring new reaction pathways involving acyl chlorides.

Basic Information

Item	Details
Product Name	2-Ethoxy-3,5-Difluorobenzoyl Chloride
CAS No.	1017779-72-4
Molecular Formula	C9H7ClF2O2
Molecular Weight	220.60 g/mol
Synonyms	3,5-Difluoro-2-ethoxybenzoyl chloride; 2-Ethoxy-3,5-difluorobenzoic acid chloride; Benzoic acid, 2-ethoxy-3,5-difluoro-, chloride; 3,5-Difluoro-2-ethoxybenzoic acid chloride; 2-Ethoxy-3,5-difluorobenzoylchloride; 1017779-72-4; Benzoyl chloride, 2-ethoxy-3,5-difluoro-
EINECS	Contact for details

Quality Control

Our production of 2-Ethoxy-3,5-Difluorobenzoyl Chloride adheres to stringent in-process controls and final batch testing to ensure high purity and consistency. Quality is verified against established internal specifications using advanced analytical techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Due to its hygroscopic and moisture-sensitive nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition. Keep away from strong bases and sources of ignition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 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.