Description

Diethyl 2-Phenylethyl Phosphonate is a high-purity organophosphorus compound widely used as a key synthetic intermediate. This product is valued for its role in facilitating carbon-carbon bond formation, particularly in the synthesis of complex organic molecules and active pharmaceutical ingredients (APIs). It is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where consistent quality and reliable supply are paramount.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of various drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Wittig-Horner Reaction Reagent: Serves as a stable phosphonate reagent for olefination reactions to generate alkenes under mild conditions.
• Ligand Precursor: Acts as a starting material for the preparation of specialized phosphonate-based ligands in catalysis.
• Material Science Research: Employed in the development of novel polymers, flame retardants, and functional materials.
• Organic Synthesis: A versatile reagent for constructing complex molecular architectures in academic and industrial R&D settings.

Basic Information

Product Name	Diethyl 2-Phenylethyl Phosphonate
CAS No.	54553-21-8
Molecular Formula	C₁₂H₁₉O₃P
Molecular Weight	242.25 g/mol
Synonyms	Diethyl (2-phenylethyl)phosphonate; (2-Phenylethyl)phosphonic Acid Diethyl Ester; Diethyl Benzylphosphonate (common misnomer); Phosphonic Acid, (2-Phenylethyl)-, Diethyl Ester; 2-Phenylethylphosphonic Acid Diethyl Ester; Diethyl Phenethylphosphonate; Ethyl (2-Phenylethyl)phosphonate
EINECS	Contact for details

Quality Control

Our Diethyl 2-Phenylethyl Phosphonate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including chromatographic purity assays and identity confirmation. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (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.