Description

Tri-n-Butylphosphine Oxide is a versatile organophosphorus compound widely used as a powerful extractant and catalyst ligand. Its high electron-donating ability and strong coordinating properties make it invaluable for separating and purifying rare earth and precious metals. This chemical is essential for industries including metallurgy, fine chemical synthesis, and nuclear fuel reprocessing, where precise separation and catalytic processes are required.

Application

• Solvent Extraction Agent: Primary use in the hydrometallurgical separation and purification of rare earth elements (e.g., lanthanides), actinides, and precious metals like gold and platinum from complex ores and solutions.
• Catalyst Ligand: Serves as a key ligand in transition metal catalysis for organic synthesis reactions, including cross-coupling and hydroformylation, enhancing reaction selectivity and yield.
• Nuclear Fuel Cycle: Employed in the reprocessing of spent nuclear fuel for the selective extraction and separation of uranium, plutonium, and minor actinides.
• Analytical Chemistry: Used as a complexing agent in spectrophotometry and other analytical techniques for the detection and quantification of specific metal ions.
• Polymer Additive: Acts as a stabilizer or co-catalyst in certain polymerization processes to control polymer structure and properties.
• Research & Development: A valuable reagent in academic and industrial R&D for developing new extraction methodologies and catalytic systems.

Basic Information

Product Name	Tri-n-Butylphosphine Oxide
CAS No.	814-29-9
Molecular Formula	C₁₂H₂₇OP
Molecular Weight	218.32 g/mol
Synonyms	Tributylphosphine Oxide; Tri-n-butylphosphine Oxide; TBPO; Butylphosphine Oxide, Tri-; Phosphine Oxide, Tributyl-; n-Tributylphosphine Oxide; Tri-n-Butyl Phosphine Oxide; Oxotributylphosphorane
EINECS	212-390-0

Quality Control

Our Tri-n-Butylphosphine Oxide is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC, HPLC, and NMR to verify identity, potency, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance protocols.

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 and acids. The container should be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Melting Point	62 - 66 °C
Loss on Drying	≤ 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.