Description

Dihexylphosphinic Acid is a versatile organophosphorus compound widely used as an extractant and catalyst. Its value lies in its ability to selectively separate and purify valuable metals, making it a critical component in advanced hydrometallurgical processes. This product is essential for industries involved in metal recovery, chemical synthesis, and the production of specialized additives.

Application

• Primary extractant for the separation and purification of rare earth elements (REEs) such as neodymium, dysprosium, and lanthanum.
• Key reagent in solvent extraction processes for cobalt and nickel recovery from laterite ores and battery recycling streams.
• Used as a catalyst or catalyst ligand in organic synthesis and polymerization reactions.
• Intermediate in the synthesis of specialized phosphinate salts and flame retardants.
• Component in metal cleaning and surface treatment formulations.
• Potential use as a selective ionophore in chemical sensors.

Basic Information

Product Name	Dihexylphosphinic Acid
CAS No.	7646-81-3
Molecular Formula	C₁₂H₂₇O₂P
Molecular Weight	234.32 g/mol
Synonyms	Bis(hexyl)phosphinic Acid; Di-n-hexylphosphinic Acid; Hexylphosphinic Acid, Dihexyl Ester; Phosphinic Acid, Dihexyl-; P,P-Dihexylphosphinic Acid; DHPA
EINECS	Contact for details

Quality Control

Our Dihexylphosphinic Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity and performance. A comprehensive Certificate of Analysis (COA) detailing assay, identity, and impurity profiles is provided with each shipment to guarantee traceability and compliance.

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). This product is hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Titration)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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