Description

Di-n-Butyl Methylphosphonate is a high-purity organophosphorus compound widely used as a versatile intermediate and extractant. Its value lies in its specific chemical structure, which makes it an effective ligand and solvent in specialized chemical processes. This product is essential for manufacturers and research facilities in the chemical, pharmaceutical, and nuclear fuel processing industries.

Application

• As a key intermediate in the synthesis of organophosphorus pesticides and flame retardants.
• As a selective solvent and extractant in the purification and separation of rare earth metals and actinides, particularly in nuclear fuel cycle processes.
• As a ligand or catalyst component in coordination chemistry and transition metal-catalyzed reactions.
• As a plasticizer and stabilizer additive in specialty polymer formulations.
• As a reagent in organic synthesis for the preparation of other phosphonate esters and derivatives.
• In research and development for studying solvent extraction mechanisms and metal ion complexation.

Basic Information

Product Name	Di-n-Butyl Methylphosphonate
CAS No.	2404-73-1
Molecular Formula	C9H21O3P
Molecular Weight	208.24 g/mol
Synonyms	Methylphosphonic Acid Di-n-Butyl Ester; Dibutyl Methylphosphonate; DBMP; Methyl Dibutylphosphonate; Phosphonic Acid, Methyl-, Dibutyl Ester; Butyl Methylphosphonate; Di-n-Butyl Methylphosphonate; 2404-73-1 (CAS)
EINECS	219-300-7

Quality Control

Our Di-n-Butyl Methylphosphonate is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) and Nuclear Magnetic Resonance (NMR), to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee compliance with your technical 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 acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and volatilization.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Density (20°C)	0.980 - 1.010 g/mL
Refractive Index (20°C)	1.425 - 1.435

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