Description

Phosphonic Acid, Dieicosyl Ester is a high-molecular-weight organophosphorus compound valued for its role as a specialized intermediate and functional additive. Its long-chain alkyl groups impart unique properties, making it suitable for applications requiring specific solubility, thermal stability, or surface activity. This product is primarily utilized by formulators and researchers in the polymer, lubricant, and specialty chemical industries seeking to modify material characteristics.

Application

• As a specialized intermediate in the synthesis of complex organophosphorus compounds for research and development.
• As a potential additive or plasticizer in polymer formulations to modify flexibility and processing characteristics.
• As a lubricant additive or component in high-performance grease formulations, leveraging its long hydrocarbon chains.
• In the development of corrosion inhibitors or metal treatment agents for specialized industrial processes.
• As a surface-active agent or emulsifier in niche formulations requiring specific hydrophobic/hydrophilic balance.
• For use in specialty coatings and functional materials where phosphorus-based chemistry is required.

Basic Information

Product Name	Phosphonic Acid, Dieicosyl Ester
CAS No.	71850-75-4
Molecular Formula	C40H83O3P
Molecular Weight	643.06 g/mol
Synonyms	Dieicosyl Phosphonate; Di-n-eicosyl Phosphonate; Eicosyl Phosphonic Acid Diester; Docosyl Phosphonate (common name based on C22 chain); Phosphonic Acid Bis(eicosyl) Ester; Di(C20-alkyl) Phosphonate; Docosanyl Phosphonate; Long-chain Alkyl Phosphonate Ester
EINECS	Contact for details

Quality Control

Our Phosphonic Acid, Dieicosyl Ester is produced under a rigorous quality management system. Each batch is analyzed to ensure identity, purity, and consistency. While specific grades can be produced, standard quality assurance includes verification of key physicochemical parameters. Certificates of Analysis (COA) documenting batch-specific results are available upon request to support your quality and regulatory needs.

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 acids and organic solvents. Recommended storage temperature is 15-25°C. Keep container tightly sealed when not in use to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	White to off-white waxy solid or viscous liquid
Identification (IR)	Conforms to structure
Assay (by Titration)	≥ 95.0%
Acid Value	Contact for details
Moisture (KF)	≤ 0.5%

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