Description

Di-n-Amylphosphate is a high-purity organophosphorus compound valued for its strong acidic properties and excellent solubility in organic media. This makes it a critical intermediate and extractant in advanced chemical synthesis and metal separation processes. It is essential for industries requiring selective chelation and phase-transfer catalysis, such as rare earth element refining and specialty polymer production.

Application

• Metal Extraction & Hydrometallurgy: Acts as a selective extractant for the separation and purification of rare earth elements, zirconium, hafnium, and other transition metals.
• Catalysis & Chemical Synthesis: Serves as an acidic catalyst or intermediate in the synthesis of organophosphate esters, flame retardants, and plasticizers.
• Solvent Extraction Processes: Used in liquid-liquid extraction systems for the recovery of valuable metals from industrial leach solutions and waste streams.
• Analytical Chemistry: Employed as a reagent for the complexometric determination and spectrophotometric analysis of specific metal ions.
• Corrosion Inhibition: Functions as an additive in lubricants and industrial fluids to provide anti-wear and corrosion-inhibiting properties.
• Polymer Additive: Can be utilized as a stabilizer or acid donor in specific polymer formulations and resin systems.

Basic Information

Product Name	Di-n-Amylphosphate
CAS No.	3138-42-9
Molecular Formula	C10H23O4P
Molecular Weight	238.26 g/mol
Synonyms	Di-n-pentyl phosphate; Diamyl phosphate; DAP; Phosphoric acid, di-n-pentyl ester; Di-n-amyl phosphoric acid; DNPA; Pentyl phosphate (di-); Bis(pentyl) hydrogen phosphate; O,O-Di-n-pentyl phosphate
EINECS	221-527-5

Quality Control

Our Di-n-Amylphosphate is manufactured under a stringent quality management system to ensure batch-to-batch consistency and high purity. Each lot is analyzed to confirm identity, assay, and impurity profiles. Certificates of Analysis (COA) detailing all test results are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Due to its acidic nature, containers should be made of corrosion-resistant materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Titration)	≥ 98.0 %
Water Content (KF)	≤ 0.5 %
Acidity (as H3PO4)	≤ 1.0 %
Refractive Index (n20D)	1.430 - 1.440
Density (20°C)	0.980 - 1.020 g/mL

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