Description

Phosphonic Acid, (Dichloromethyl)-, Diethyl Ester is a specialized organophosphorus compound that serves as a versatile chemical intermediate. Its unique structure, featuring a dichloromethyl group attached to a phosphonate ester, makes it a valuable precursor for synthesizing complex molecules and functional materials. This product is essential for researchers and manufacturers in the agrochemical, pharmaceutical, and specialty chemical industries seeking to develop new active ingredients or advanced performance additives.

Application

• Agrochemical Intermediate: A key building block for the synthesis of novel herbicides, fungicides, and plant growth regulators.
• Pharmaceutical Synthesis: Used in the preparation of phosphonate-based prodrugs and bioactive molecules with potential therapeutic applications.
• Flame Retardant Precursor: Serves as a starting material for developing phosphorus-containing flame retardants for polymers and textiles.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create chelating ligands and catalysts for various organic transformations.
• Material Science Research: Utilized in the development of specialty monomers for advanced polymers, coatings, and adhesives.
• Water Treatment Chemical Synthesis: Acts as an intermediate for scale and corrosion inhibitors used in industrial water systems.

Basic Information

Product Name	Phosphonic Acid, (Dichloromethyl)-, Diethyl Ester
CAS No.	3167-62-2
Molecular Formula	C5H11Cl2O3P
Molecular Weight	221.02 g/mol
Synonyms	Diethyl (Dichloromethyl)phosphonate; Dichloromethylphosphonic Acid Diethyl Ester; (Dichloromethyl)phosphonic Acid Diethyl Ester; Diethyl Dichloromethylphosphonate; NSC 88545; Phosphonic acid, P-(dichloromethyl)-, diethyl ester; (Dichloromethanephosphonic acid diethyl ester); Diethyl ester of (dichloromethyl)phosphonic acid
EINECS	221-627-5

Quality Control

Our production of Phosphonic Acid, (Dichloromethyl)-, Diethyl Ester adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support custom purity requirements for research and commercial scale 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 and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	~1.30 g/mL
Refractive Index (n20D)	~1.460

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