Description

Isooctyl Dihydrogen Phosphate is an organophosphorus compound primarily used as an intermediate and additive in various industrial processes. Its unique structure, combining a branched alkyl chain with a dihydrogen phosphate group, makes it valuable for modifying surface properties and acting as a reactive monomer. This chemical is essential for manufacturers in the polymer, lubricant, and specialty chemical sectors seeking to enhance product performance. Its applications range from corrosion inhibition to serving as a key building block in flame retardant systems.

Application

• Polymer Additive & Monomer: Used as a reactive intermediate in the synthesis of specialty polymers, including flame retardants and plasticizers.
• Lubricant & Fuel Additive: Functions as an anti-wear agent, corrosion inhibitor, and detergent in industrial lubricants and fuel formulations.
• Metal Extraction & Surface Treatment: Employed as a solvent extractant in hydrometallurgy for separating rare earth and precious metals, and in metal surface pretreatment.
• Surfactant & Emulsifier Intermediate: Serves as a precursor for the production of anionic surfactants and emulsifiers for industrial and institutional cleaning products.
• Flame Retardant Synergist: Acts as a component in intumescent coating systems and flame-retardant compositions for plastics and textiles.

Basic Information

Product Name	Isooctyl Dihydrogen Phosphate
CAS No.	26403-12-3
Molecular Formula	C8H19O4P
Molecular Weight	210.21 g/mol
Synonyms	Isooctyl Acid Phosphate; Diisooctyl Hydrogen Phosphate; Isooctyl Phosphate; 2-Ethylhexyl Dihydrogen Phosphate; Phosphoric Acid, Mono(2-ethylhexyl) Ester; O,O-Dihydrogen Isooctyl Phosphate; 2-Ethylhexyl Phosphate; Isooctyl Phosphoric Acid
EINECS	247-668-1

Quality Control

Our Isooctyl Dihydrogen Phosphate is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure it meets precise specifications for industrial applications. Certificates of Analysis (COA) documenting purity, physical properties, and other critical parameters are provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) and acidic nature, the container must be kept tightly sealed and separated from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Titration)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Acid Value	Contact for details
Specific Gravity (20°C)	~1.05

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