Description

Phosphoric Acid Tris(2-Ethoxyethyl) Ester is a specialized organophosphorus compound valued for its unique combination of properties as a plasticizer and flame retardant. This chemical matters for formulators seeking to enhance material flexibility and fire resistance in sensitive polymer applications. Industries that need it include polymer manufacturing, specialty adhesives, and flame-retardant coating production, where performance and reliability are critical.

Application

• Primary plasticizer for polyvinyl chloride (PVC), cellulose acetate, and synthetic rubbers.
• Key component in flame-retardant formulations for plastics, textiles, and coatings.
• Functional additive in hydraulic fluids and specialty lubricants to improve thermal stability.
• Intermediate in the synthesis of more complex organophosphate esters for various industrial uses.
• Used in the production of adhesives and sealants to modify flexibility and processing characteristics.
• Potential additive in polymer electrolyte systems for certain battery technologies.

Basic Information

Item	Detail
Product Name	Phosphoric Acid Tris(2-Ethoxyethyl) Ester
CAS No.	6163-74-2
Molecular Formula	C12H27O7P
Molecular Weight	314.32 g/mol
Synonyms	Tris(2-ethoxyethyl) phosphate; 2-Ethoxyethanol phosphate (3:1); Ethoxyethyl phosphate; Tri(2-ethoxyethyl) phosphate; TEPh; Phosphoric acid tri(2-ethoxyethyl) ester; Ethanol, 2-ethoxy-, phosphate (3:1); Tris(β-ethoxyethyl) phosphate
EINECS	228-216-8

Quality Control

Our Phosphoric Acid Tris(2-Ethoxyethyl) Ester is produced under a rigorous quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. Certificates of Analysis (COA) documenting purity, identity, and key parameters are available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acidity (as H3PO4)	≤ 0.1%
Water Content (KF)	≤ 0.2%
Refractive Index (n20D)	1.433 - 1.437
Density (20°C)	1.065 - 1.075 g/mL

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