Description

Bis(2-Ethylhexyl) Phenyl Phosphate is a high-performance organophosphate ester widely utilized as a specialty additive and functional fluid. This compound is valued for its excellent solvency, thermal stability, and flame-retardant properties, making it a critical component in demanding industrial formulations. It is primarily sought by manufacturers in the plastics, lubricant, and hydraulic fluid industries seeking to enhance product performance and safety.

Application

• As a flame retardant plasticizer and viscosity modifier in PVC, polyurethane, and other polymer systems.
• As a functional base fluid or additive in high-temperature hydraulic fluids and specialty lubricants.
• As a solvent and extractant in chemical processing and metal separation applications.
• As a synergist in combination with other flame retardants to improve efficacy in engineering plastics and synthetic rubbers.
• As a lubricity additive in synthetic lubricants and greases requiring extreme pressure (EP) performance.

Basic Information

Product Name	Bis(2-Ethylhexyl) Phenyl Phosphate
CAS No.	16368-97-1
Molecular Formula	C22H39O4P
Molecular Weight	398.51 g/mol
Synonyms	Phenyl Di(2-ethylhexyl) Phosphate; Dioctyl Phenyl Phosphate; BEHP; Phosphoric Acid, Bis(2-ethylhexyl) Phenyl Ester; Santicizer 141; 2-Ethylhexyl Diphenyl Phosphate; Phenyl Di(2-ethylhexyl)phosphate; NSC 26646
EINECS	240-422-8

Quality Control

Our Bis(2-Ethylhexyl) Phenyl Phosphate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistent purity and performance characteristics. A Certificate of Analysis (COA) detailing key parameters such as assay, acidity, color, and moisture content is provided with every shipment to guarantee compliance with your specifications.

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 oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Acidity (as H3PO4)	≤ 0.1%
Color (APHA)	≤ 50
Moisture (Karl Fischer)	≤ 0.1%
Specific Gravity (20°C)	0.980 - 1.010
Refractive Index (20°C)	1.505 - 1.515

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