Description

Ethylphosphonic Dichloride is a highly reactive organophosphorus compound primarily used as a key synthetic intermediate. Its value lies in its ability to introduce the ethylphosphonate moiety, a crucial building block for more complex molecules. This chemical is essential for manufacturers and researchers in the agrochemical and pharmaceutical industries, where it serves as a precursor for active ingredients and specialized ligands.

Application

• Agrochemical Synthesis: A critical intermediate in the production of organophosphorus pesticides, herbicides, and plant growth regulators.
• Pharmaceutical Intermediates: Used in the synthesis of novel drug candidates, particularly those targeting bone diseases and as potential enzyme inhibitors.
• Flame Retardant Precursor: Serves as a starting material for the manufacture of specialized phosphorus-based flame retardants.
• Ligand and Catalyst Preparation: Employed in the creation of phosphonate-based ligands for metal catalysis and coordination chemistry.
• Surface Modification Agents: Used to derivatize surfaces and materials to impart specific chemical properties.
• Chemical Research & Development: A versatile reagent in organic synthesis for constructing C-P bonds and exploring new organophosphorus chemistry.

Basic Information

Product Name	Ethylphosphonic Dichloride
CAS No.	1066-50-8
Molecular Formula	C2H5Cl2OP
Molecular Weight	162.94 g/mol
Synonyms	Ethylphosphonyl Dichloride; Dichloro(ethyl)phosphine Oxide; Ethylphosphonic Acid Dichloride; Ethylphosphonoyl Dichloride; NSC 88171; Ethylphosphonodichloridate; Ethyl-Dichlorophosphine Oxide
EINECS	213-928-9

Quality Control

Our Ethylphosphonic Dichloride is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality management system is designed to meet the stringent requirements of industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases, alcohols, and water. Due to its hygroscopic and highly volatile nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and decomposition. Recommended storage temperature is 2-8°C for extended stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	1.40 - 1.45 g/mL
Refractive Index (n20D)	1.460 - 1.470
Water Content (KF)	≤ 0.5%

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