Description

Phosphoric Acid Tris(Phenylethoxyphosphinyl) Ester is a specialized organophosphorus compound known for its role as a high-performance additive and intermediate. This chemical matters for its ability to impart flame retardancy, plasticization, and thermal stability to various polymer systems. It is primarily needed by manufacturers in the plastics, coatings, and specialty chemical industries seeking to enhance material properties and meet stringent safety regulations.

Application

• Flame Retardant Additive for engineering plastics, polyurethane foams, and epoxy resins.
• Plasticizer and Stabilizer in PVC and other vinyl polymer formulations to improve flexibility and heat resistance.
• Synergistic Agent in halogen-free or halogenated flame retardant systems to boost efficiency.
• Lubricant Additive contributing to extreme pressure and anti-wear properties.
• Chemical Intermediate for the synthesis of more complex organophosphorus compounds.
• Adhesive and Sealant Formulations to modify rheology and enhance fire safety.

Basic Information

Product Name	Phosphoric Acid Tris(Phenylethoxyphosphinyl) Ester
CAS No.	64058-56-6
Molecular Formula	C30H33O9P3
Molecular Weight	654.49 g/mol
Synonyms	Tris(phenylethoxyphosphinyl) phosphate; Phenethyl diphenyl phosphate (mixed isomer); Phosphoric acid, tris(2-phenylethyl) ester; 2-Phenylethyl diphenyl phosphate; Flame retardant TPPE; PEDP; CAS 64058-56-6; Tris(2-phenylethyl) phosphate
EINECS	Contact for details

Quality Control

Our production of Phosphoric Acid Tris(Phenylethoxyphosphinyl) Ester adheres to strict quality management protocols to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analysis, including assay, impurity profiling, and physical property testing. Certificates of Analysis (COA) documenting compliance with agreed specifications are available upon request.

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). Keep away from strong oxidizers and heat sources. The product is hygroscopic (moisture-sensitive); ensure containers are sealed after use to prevent moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Acidity (Titration)	≤ 1.0 mg KOH/g
Density (20°C)	~1.18 g/cm³
Refractive Index (20°C)	~1.55

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