Description

Benzeneacetic Acid, 4-Fluoro-.Alpha.-Formyl-, Ethyl Ester is a high-purity fluorinated aromatic ester building block of significant interest in advanced organic synthesis. Its molecular architecture, featuring both a formyl and an ester group on a fluorinated phenylacetic acid backbone, makes it a versatile precursor for constructing complex pharmacophores and fine chemicals. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of new active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon in the research and production of fluorinated drug candidates, potentially for CNS, anti-inflammatory, or antimicrobial applications.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, or insecticides where the fluorine atom enhances bioavailability and stability.
• Liquid Crystal & OLED Material Research: Serves as a fluorinated building block for creating advanced organic electronic materials and display components.
• Complex Ligand & Catalyst Preparation: Employed in the synthesis of specialized ligands for asymmetric catalysis or metal-organic frameworks (MOFs).
• Fine Chemical & Flavor/Fragrance Precursor: Utilized in the multi-step synthesis of high-value, complex aromatic compounds.
• Academic & Institutional Research: A valuable reagent for methodological studies in fluorination chemistry and ester transformations.

Basic Information

Product Name	Benzeneacetic Acid, 4-Fluoro-.Alpha.-Formyl-, Ethyl Ester
CAS No.	104920-79-8
Molecular Formula	C11H11FO3
Molecular Weight	210.20 g/mol
Synonyms	Ethyl 2-Formyl-2-(4-fluorophenyl)acetate; 2-(4-Fluorophenyl)-2-oxoacetic Acid Ethyl Ester (Tautomeric form); 4-Fluoro-α-formylbenzeneacetic Acid Ethyl Ester; Ethyl (4-Fluorophenyl)(oxo)acetate; Ethyl 4-Fluorobenzoylformate; α-Formyl-4-fluorobenzeneacetic Acid Ethyl Ester; 2-Oxo-2-(4-fluorophenyl)acetic Acid Ethyl Ester
EINECS	Contact for details

Quality Control

Our Benzeneacetic Acid, 4-Fluoro-.Alpha.-Formyl-, Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by NMR and IR spectroscopy, to ensure it meets the stringent requirements of research and process chemistry. Certificates of Analysis (COA) detailing batch-specific results are available upon request, providing full traceability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This material is light-sensitive and easily oxidized; for long-term storage, consider maintaining under an inert atmosphere (e.g., nitrogen or argon) to preserve stability and purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5%

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