Description

Bis(2-Methylpropyl) (2-Methylpropyl)Phosphonate is a specialized organophosphorus compound with the CAS number 52928-43-5. This chemical serves as a valuable intermediate and ligand in advanced synthesis and catalysis, prized for its unique steric and electronic properties. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors developing novel active ingredients and performance materials.

Application

• Key intermediate in the synthesis of complex pharmaceutical actives and bioactive molecules.
• Precursor or ligand in catalytic systems for organic transformations, including cross-coupling reactions.
• Building block for the development of flame retardants and plasticizers.
• Intermediate in the production of agrochemicals, such as pesticides and herbicides.
• Used in research for creating metal-organic frameworks (MOFs) and other advanced materials.
• Component in the formulation of extraction agents for rare earth and precious metals.
• Starting material for corrosion inhibitors and lubricant additives.

Basic Information

Product Name	Bis(2-Methylpropyl) (2-Methylpropyl)Phosphonate
CAS No.	52928-43-5
Molecular Formula	C11H25O3P
Molecular Weight	236.29 g/mol
Synonyms	Isobutyl Phosphonate; Tributyl Phosphonate (isobutyl isomer); Phosphonic acid, P,P-bis(2-methylpropyl) P-(2-methylpropyl) ester; Tris(isobutyl) Phosphonate; 52928-43-5; Phosphonic acid, tributyl ester (isobutyl); P,P,P-Tris(2-methylpropyl) phosphonate
EINECS	Contact for details

Quality Control

Our Bis(2-Methylpropyl) (2-Methylpropyl)Phosphonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee it meets your specific research or production requirements.

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 bases and incompatible materials. For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20/D)	Contact for details
Density (g/mL, 20°C)	Contact for details

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