Description

Methylenebis(Dioctylphosphine) Oxide is a specialized organophosphorus compound that serves as a highly effective ligand and extractant. Its value lies in its ability to selectively coordinate with various metal ions, making it a critical component in advanced separation and purification processes. This chemical is essential for industries involved in hydrometallurgy, catalyst synthesis, and the production of high-purity rare earth elements.

Application

• Solvent Extraction in Hydrometallurgy: Used for the selective separation and recovery of valuable metals like cobalt, nickel, and rare earth elements from complex ores and leach solutions.
• Catalyst Ligand: Acts as a stabilizing ligand in homogeneous catalysis for organic synthesis reactions, including hydrogenation and hydroformylation.
• Metal Ion Scavenging: Employed in purification processes to remove trace metal contaminants from process streams or final products in the pharmaceutical and fine chemical industries.
• Analytical Chemistry: Utilized as a complexing agent in spectrophotometric analysis and for the pre-concentration of metal ions prior to detection.
• Nuclear Fuel Reprocessing: Investigated for potential use in the separation of actinides and lanthanides in nuclear waste treatment.
• Stabilizer for Polymers: Can function as a secondary stabilizer or chelating agent in polymer formulations to mitigate degradation caused by metal catalyst residues.

Basic Information

Product Name	Methylenebis(Dioctylphosphine) Oxide
CAS No.	21245-08-9
Molecular Formula	C33H68OP2
Molecular Weight	542.83 g/mol
Synonyms	Bis(dioctylphosphinyl)methane oxide; Dioctylphosphine oxide, methylenebis-; Methylenebis(di-n-octylphosphine oxide); Methylene-bis(dioctylphosphine oxide); MBOPO; Ligand for solvent extraction; Phosphine oxide extractant; Organophosphorus extractant
EINECS	Contact for details

Quality Control

Our production of Methylenebis(Dioctylphosphine) Oxide adheres to stringent quality management protocols. Each batch is characterized and tested to ensure consistent purity and performance as a ligand or extractant. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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 oxidizing agents. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

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

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