Description

4-Ethyl-2,3-Difluorobenzoic Acid is a high-purity fluorinated aromatic building block of significant interest in advanced organic synthesis. Its value lies in the strategic placement of fluorine and ethyl substituents on the benzoic acid core, which are crucial for modulating the physicochemical and biological properties of target molecules. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for creating novel active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon for the development of active pharmaceutical ingredients (APIs), particularly in medicinal chemistry programs targeting CNS disorders, oncology, and anti-infectives.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and pesticides, where the difluoro motif enhances lipophilicity and metabolic stability.
• Liquid Crystal Materials: Serves as a precursor in the synthesis of fluorinated liquid crystals for display technologies.
• Polymer Chemistry: Employed as a monomer or modifying agent to introduce fluorine into polymer backbones, improving chemical resistance and thermal stability.
• Organic Electronic Materials: Acts as a building block for electron-transport materials, semiconductors, and other components in OLEDs and organic photovoltaics.
• Chemical Research & Development: A versatile reagent for exploring new fluorination methodologies and structure-activity relationships in various chemical domains.

Basic Information

Product Name	4-Ethyl-2,3-Difluorobenzoic Acid
CAS No.	1429636-88-3
Molecular Formula	C9H8F2O2
Molecular Weight	186.16 g/mol
Synonyms	2,3-Difluoro-4-ethylbenzoic acid; Benzoic acid, 4-ethyl-2,3-difluoro-; 4-Ethyl-2,3-difluorobenzoic acid; 2,3-Difluoro-4-ethylbenzoic acid; 1429636-88-3
EINECS	Contact for details

Quality Control

Our 4-Ethyl-2,3-Difluorobenzoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our commitment to quality supports your regulatory and research requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong bases, oxidizing agents, and heat sources.

Specification

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