Description

Dibutylphosphinous Acid Methyl Ester is a specialized organophosphorus compound that serves as a versatile intermediate and ligand in advanced chemical synthesis. Its value lies in its ability to facilitate key reactions in the production of fine chemicals and functional materials, offering a balance of reactivity and stability. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries who require high-purity building blocks for complex molecule assembly.

Application

• Key intermediate in the synthesis of organophosphorus ligands for homogeneous catalysis.
• Precursor for the production of flame retardants and plasticizers in polymer formulations.
• Building block in pharmaceutical research for creating novel active pharmaceutical ingredients (APIs).
• Intermediate in the manufacture of agrochemicals, such as pesticides and herbicides.
• Used in the development of extraction agents and ionophores for metal separation processes.
• Employed in material science for the surface modification of nanoparticles and other advanced materials.

Basic Information

Product Name	Dibutylphosphinous Acid Methyl Ester
CAS No.	17383-45-8
Molecular Formula	C9H21O2P
Molecular Weight	192.24 g/mol
Synonyms	Methyl Dibutylphosphinite; Dibutylphosphinous Acid Methyl Ester; Methyl Dibutylphosphonite; Phosphinous Acid, Dibutyl-, Methyl Ester; Butylphosphonous Acid Methyl Ester Dibutyl Ester; (Dibutylphosphanyl)methanol; O-Methyl Dibutylphosphinite
EINECS	Contact for details

Quality Control

Our Dibutylphosphinous Acid Methyl Ester is produced under stringent quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets the high-purity standards required for research and industrial applications. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available upon request 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). This material is light-sensitive and easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., under nitrogen or argon) is recommended to preserve stability and purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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