Description

Phenylphosphonic Acid Bis(1-Methylpropyl) Ester is a specialized organophosphorus compound valued for its role as a versatile intermediate and performance additive. This chemical is crucial for applications requiring specific solvating properties, thermal stability, and controlled reactivity. It is primarily sought by manufacturers in the polymer, agrochemical, and specialty chemical industries for the synthesis of advanced materials and functional additives.

Application

• Plasticizer and Stabilizer Intermediate: Used in the synthesis of specialized plasticizers and stabilizers for polymers like PVC and engineering plastics.
• Extractant and Solvent: Employed in solvent extraction processes for metal separation and purification in hydrometallurgy.
• Flame Retardant Synergist: Acts as a component or precursor in flame-retardant formulations for textiles and plastics.
• Agrochemical Synthesis: Serves as a key building block in the production of certain pesticides and herbicides.
• Lubricant and Hydraulic Fluid Additive: Imparts anti-wear and extreme pressure properties to synthetic lubricants and functional fluids.
• Catalyst and Ligand Precursor: Used in the preparation of catalysts and ligands for organic synthesis and polymerization reactions.

Basic Information

Product Name	Phenylphosphonic Acid Bis(1-Methylpropyl) Ester
CAS No.	2783-48-4
Molecular Formula	C14H23O3P
Molecular Weight	270.30 g/mol
Synonyms	Bis(sec-butyl) phenylphosphonate; Phenylphosphonic acid di-sec-butyl ester; Di-sec-butyl phenylphosphonate; sec-Butyl phenylphosphonate; Phosphonic acid, P-, bis(1-methylpropyl) phenyl ester; Phenylphosphonic acid bis(1-methylpropyl) ester; Phenyl di-sec-butylphosphonate
EINECS	220-503-8

Quality Control

Our Phenylphosphonic Acid Bis(1-Methylpropyl) Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing key specifications is provided with every shipment to guarantee it meets your technical requirements.

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 oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Density (20°C)	1.030 - 1.050 g/cm³
Refractive Index (20°C)	1.480 - 1.500
Water Content (KF)	≤ 0.5%

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