Description

n-Octanphosphonsure-Bis-(2-Ethylhexyl)Ester is a high-purity organophosphorus compound, specifically a dialkyl phosphonate ester. This chemical serves as a versatile intermediate and additive, valued for its metal-chelating and surface-modifying properties. It is essential for manufacturers in sectors requiring specialized extractants, stabilizers, or lubricant additives, such as the chemical processing, polymer, and specialty fluids industries.

Application

• As a metal extraction agent in hydrometallurgy for the separation and recovery of rare earth and transition metals.
• As a stabilizer and chelating agent in polymer formulations to enhance thermal and oxidative stability.
• As a specialty additive in synthetic lubricants and functional fluids to improve anti-wear and extreme pressure performance.
• As an intermediate in the synthesis of more complex organophosphorus compounds for agrochemicals and pharmaceuticals.
• As a surface treatment agent and corrosion inhibitor in industrial coatings and functional fluids.
• As a flame retardant synergist in specific polymer and textile applications.

Basic Information

Product Name	n-Octanphosphonsure-Bis-(2-Ethylhexyl)Ester
CAS No.	52894-02-7
Molecular Formula	C24H51O3P
Molecular Weight	418.64 g/mol
Synonyms	Bis(2-ethylhexyl) Octylphosphonate; Di(2-ethylhexyl) Octylphosphonate; Octylphosphonic Acid Bis(2-ethylhexyl) Ester; Phosphonic Acid, Octyl-, Bis(2-ethylhexyl) Ester; 2-Ethylhexyl Octylphosphonate; P,P-Bis(2-ethylhexyl) Octylphosphonate; O,O-Bis(2-ethylhexyl) Octylphosphonate
EINECS	Contact for details

Quality Control

Our n-Octanphosphonsure-Bis-(2-Ethylhexyl)Ester is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure consistent purity and performance. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed to minimize moisture absorption.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC or HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.2%
Acid Value	≤ 1.0 mg KOH/g
Specific Gravity (20°C)	0.920 - 0.940
Refractive Index (20°C)	1.445 - 1.455

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