Description

Diethyl (4-Ethoxyphenyl)Phosphonate is a high-purity organophosphorus compound, specifically a phosphonate ester, serving as a critical synthetic intermediate. Its value lies in its role as a versatile building block for constructing complex molecules in advanced chemical synthesis. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-quality intermediates for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those with phosphonate or phosphate ester functionalities.
• Agrochemical Synthesis: Used in the production of herbicides, plant growth regulators, and other crop protection agents.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized phosphonate-based ligands used in metal catalysis.
• Material Science: Intermediate for flame retardants, plasticizers, and other functional additives for polymers.
• Organic Synthesis Building Block: Employed in Horner-Wadsworth-Emmons (HWE) olefination reactions and other carbon-carbon bond forming processes.
• Research & Development: Used in academic and industrial R&D for exploring new chemical entities and reaction pathways.

Basic Information

Product Name	Diethyl (4-Ethoxyphenyl)Phosphonate
CAS No.	176251-04-0
Molecular Formula	C₁₂H₁₉O₄P
Molecular Weight	258.25 g/mol
Synonyms	Diethyl P-(4-Ethoxyphenyl)phosphonate; (4-Ethoxyphenyl)phosphonic Acid Diethyl Ester; Phosphonic Acid, P-(4-Ethoxyphenyl)-, Diethyl Ester; Diethyl 4-Ethoxyphenylphosphonate; 4-Ethoxyphenylphosphonic Acid Diethyl Ester
EINECS	Contact for details

Quality Control

Our Diethyl (4-Ethoxyphenyl)Phosphonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials. The product is light-sensitive and should be stored away from light.

Specification

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