Description

Diethyl (3-Chloropropyl)Phosphonate is a versatile organophosphorus compound that serves as a key synthetic intermediate. Its bifunctional structure, featuring both a phosphonate ester and a reactive chloropropyl group, makes it a valuable building block for constructing complex molecules. This chemical is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing phosphonate or phosphonic acid moieties for therapeutic applications.
• Agrochemical Synthesis: A key precursor for manufacturing herbicides, insecticides, and plant growth regulators that utilize phosphonate chemistry.
• Ligand and Catalyst Preparation: Employed in the production of specialized phosphonate ligands for metal catalysis and coordination chemistry.
• Flame Retardant Synthon: Acts as a building block in the synthesis of phosphorus-based flame retardants for polymers and textiles.
• Material Science Research: Used to create functionalized surfaces, metal-organic frameworks (MOFs), and novel polymers with tailored properties.
• Organic Synthesis: Serves as a reagent in Horner-Wadsworth-Emmons (HWE) olefination reactions and other carbon-carbon bond forming processes.

Basic Information

Product Name	Diethyl (3-Chloropropyl)Phosphonate
CAS No.	23269-98-9
Molecular Formula	C7H16ClO3P
Molecular Weight	214.63 g/mol
Synonyms	(3-Chloropropyl)phosphonic Acid Diethyl Ester; Diethyl 3-Chloropropylphosphonate; Diethyl P-(3-Chloropropyl)phosphonate; 3-Chloro-1-propanol Diethyl Phosphonate; (3-Chloropropyl)phosphonic Acid Diethyl Ester; Diethyl (3-Chloropropan-1-yl)phosphonate; EINECS 245-537-7
EINECS	245-537-7

Quality Control

Our Diethyl (3-Chloropropyl)Phosphonate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing including GC, HPLC, and NMR to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are 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, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep container tightly sealed and under an inert atmosphere (e.g., nitrogen) for long-term storage to prevent degradation. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (20°C)	1.15 - 1.20 g/mL
Refractive Index (n20D)	1.445 - 1.455

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