Description

(2-Formylethyl)Phenylphosphinic Acid Ethyl Ester is a specialized organophosphorus compound featuring a reactive formyl group. This unique structure makes it a valuable intermediate for synthesizing complex molecules in advanced chemical research and development. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those requiring phosphorus-containing scaffolds.
• Agrochemical Synthesis: Used in the research and development of new herbicides, insecticides, and plant growth regulators.
• Ligand Precursor: Serves as a starting material for the preparation of specialized phosphine-based ligands used in catalysis.
• Material Science Research: Employed in the development of flame retardants, stabilizers, and other functional additives for polymers.
• Chemical Synthesis: Versatile intermediate for organic synthesis, enabling the introduction of both phosphinic acid ester and aldehyde functionalities.
• Cross-Coupling Reactions: Potential precursor for creating complex molecules via palladium-catalyzed or other metal-mediated coupling reactions.

Basic Information

Product Name	(2-Formylethyl)Phenylphosphinic Acid Ethyl Ester
CAS No.	4115-64-4
Molecular Formula	C11H15O3P
Molecular Weight	226.21 g/mol
Synonyms	Ethyl (2-formylethyl)(phenyl)phosphinate; 2-(Ethoxy(phenyl)phosphoryl)acetaldehyde; (2-Oxoethyl)phenylphosphinic Acid Ethyl Ester; Phenylphosphinic Acid, (2-Formylethyl)-, Ethyl Ester; Ethyl 2-(Phenylphosphinoyl)acetate (tautomeric form); 4115-64-4; (2-Carboxyethyl)phenylphosphinic Acid Ethyl Ester (oxidation product)
EINECS	Contact for details

Quality Control

Every batch of (2-Formylethyl)Phenylphosphinic Acid Ethyl Ester is produced and tested under strict quality management protocols to ensure consistency and purity for research applications. Our products undergo rigorous quality testing, including chromatographic purity analysis and identity confirmation. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic and easily oxidized nature, it is recommended to handle under an inert atmosphere (e.g., nitrogen or argon) for long-term storage and to minimize exposure to air and moisture during use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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