Description

Diethyl (1-Hexadecyl)Phosphonate is a high-purity organophosphorus compound, specifically a dialkyl phosphonate ester, valued for its role as a versatile chemical intermediate and surface-active agent. Its molecular structure, featuring a long hydrophobic alkyl chain and a polar phosphonate group, makes it a critical precursor in the synthesis of specialized surfactants, flame retardants, and metal extraction ligands. This product is essential for research and development laboratories, specialty chemical manufacturers, and industrial formulators working in advanced material science and performance additive sectors.

Application

• Surfactant & Detergent Intermediate: Serves as a key building block for the synthesis of novel anionic and amphoteric surfactants with enhanced wetting, emulsifying, and foaming properties.
• Flame Retardant Synthon: Used in the production of phosphorus-based flame retardants for polymers, textiles, and coatings, contributing to char formation and reduced flammability.
• Metal Chelation & Extraction: Acts as a precursor for ligands used in solvent extraction processes for the separation and recovery of valuable or toxic metal ions from aqueous solutions.
• Corrosion Inhibition: Incorporated into formulations for metalworking fluids and protective coatings to provide surface passivation and inhibit corrosion.
• Pharmaceutical & Agrochemical Intermediates: Utilized in organic synthesis routes for creating active pharmaceutical ingredients (APIs) and advanced agrochemicals.
• Lubricant & Fuel Additive Component: Employed in the development of anti-wear and extreme pressure additives for advanced lubricants and fuel system cleaners.

Basic Information

Product Name	Diethyl (1-Hexadecyl)Phosphonate
CAS No.	16165-71-2
Molecular Formula	C₂₀H₄₃O₃P
Molecular Weight	362.53 g/mol
Synonyms	Diethyl hexadecylphosphonate; 1-Hexadecylphosphonic acid diethyl ester; Diethyl cetylphosphonate; Cetylphosphonic acid diethyl ester; Diethyl n-hexadecylphosphonate; Hexadecyldiethyl phosphonate; Phosphonic acid, P-hexadecyl-, diethyl ester; Diethyl palmitylphosphonate
EINECS	240-306-5

Quality Control

Our Diethyl (1-Hexadecyl)Phosphonate is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets stringent specifications for research and industrial use. A Certificate of Analysis (COA) detailing batch-specific results is provided with each shipment to guarantee traceability and compliance with your quality requirements.

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 (59°F and 77°F). 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/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.440 - 1.450
Density (20°C)	0.90 - 0.95 g/mL

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