CAS No. 298-07-7 is named Di-(2-ethylhexyl)phosphoric acid, it is an organophosphorus compound that is part of a class of phosphoric acid derivatives. It is widely used in various industrial applications due to its properties as a solvent and extractant.
Chemical Structure
• Molecular Formula: C₁6H₃5O₄P
• Molecular Weight: Approximately 322.43 g/mol.
Properties
• Appearance: Typically, it appears as a clear, colorless to yellow liquid.
• Solubility: Soluble in organic solvents, including hydrocarbons and alcohols, but insoluble in water.
• Density: It has a lower density than water.
Applications
Di-(2-ethylhexyl)phosphoric acid is primarily used in several areas, including:
• Hydrometallurgy: It is commonly employed as an extractant for the recovery of metals, particularly in the solvent extraction of uranium and rare earth elements from ores or waste streams.
• Chemical Industry: Used as a precursor in the production of other phosphoric acid esters and related compounds.
• Preparation of Catalysts: It can act as a ligand in various catalytic applications.
Safety and Handling
When handling di-(2-ethylhexyl)phosphoric acid, it is essential to follow safety guidelines:
• Use appropriate personal protective equipment, such as gloves and goggles.
• Ensure that the area is well-ventilated to minimize inhalation risks.
• Consult the Material Safety Data Sheet (MSDS) for detailed safety information and handling instructions.
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