Description

Phosphoric Acid (2,6-Dimethylphenyl)Diphenyl Ester CAS NO 23666-94-6 is a specialized organophosphorus compound valued for its role as a versatile chemical intermediate and functional additive. This high-purity ester is critical for applications demanding precise molecular architecture and consistent performance. It is primarily utilized by manufacturers in the polymer, specialty chemical, and pharmaceutical industries seeking to enhance material properties or synthesize advanced molecules.

Application

• As a flame retardant plasticizer and stabilizer in polymer formulations, particularly for PVC and engineering plastics.
• As a key chemical intermediate in the synthesis of advanced pharmaceuticals and agrochemicals.
• As a lubricant additive to improve thermal stability and anti-wear properties.
• In the production of specialty surfactants and surface-active agents.
• As a potential extractant or solvent in specialized separation processes.
• For research and development of novel organophosphorus ligands in catalytic systems.

Basic Information

Product Name	Phosphoric Acid (2,6-Dimethylphenyl)Diphenyl Ester
CAS No.	23666-94-6
Molecular Formula	C₂₀H₁₉O₄P
Molecular Weight	354.34 g/mol
Synonyms	Diphenyl (2,6-dimethylphenyl) phosphate; (2,6-Dimethylphenyl) diphenyl phosphate; Phosphoric acid, diphenyl (2,6-dimethylphenyl) ester; 2,6-Xylyl diphenyl phosphate; Diphenyl 2,6-xylyl phosphate; Phenyl (2,6-dimethylphenyl) phenyl phosphate; Aryl phosphate ester (2,6-dimethylphenyl)diphenyl; CAS 23666-94-6
EINECS	Contact for details

Quality Control

Our Phosphoric Acid (2,6-Dimethylphenyl)Diphenyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency meet the high standards required for industrial and research applications. Certificates of Analysis (COA) documenting key specifications 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). Keep away from strong acids, strong bases, and oxidizing agents. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.2%
Acidity (Titration)	≤ 0.1%
Specific Gravity (20°C)	1.180 - 1.210
Refractive Index (20°C)	1.550 - 1.570

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