Description

Diethyl n-Butanephosphonate is a high-purity organophosphorus compound, also known as diethyl butylphosphonate. This versatile chemical intermediate is valued for its role as a key building block in the synthesis of more complex phosphorus-containing molecules. It is essential for manufacturers and R&D laboratories in the agrochemical, pharmaceutical, and specialty chemical sectors seeking reliable, high-quality phosphonate reagents.

Application

• Agrochemical Intermediate: A crucial precursor in the synthesis of organophosphorus pesticides, herbicides, and plant growth regulators.
• Pharmaceutical Synthesis: Used as a reagent in the preparation of phosphonate-based prodrugs and bioactive molecules with therapeutic potential.
• Ligand and Catalyst Preparation: Serves as a starting material for creating specialized phosphine ligands used in homogeneous catalysis and metal complexation.
• Flame Retardant Formulations: Acts as a synergistic component or intermediate in the production of phosphorus-based flame retardant additives for polymers and textiles.
• Extractant and Solvent: Employed in solvent extraction processes for the separation and purification of metal ions in hydrometallurgy.
• Research & Development: A valuable building block in academic and industrial R&D for exploring new organophosphorus chemistry and material science applications.

Basic Information

Product Name	Diethyl n-Butanephosphonate
CAS No.	2404-75-3
Molecular Formula	C8H19O3P
Molecular Weight	194.21 g/mol
Synonyms	Diethyl Butylphosphonate; Butylphosphonic Acid Diethyl Ester; Diethyl Butanephosphonate; n-Butylphosphonic Acid Diethyl Ester; Diethyl n-Butylphosphonate; Butanephosphonic Acid, Diethyl Ester; Phosphonic Acid, Butyl-, Diethyl Ester
EINECS	219-300-6

Quality Control

Our Diethyl n-Butanephosphonate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including GC, NMR, and titration methods, to ensure it meets precise purity and identity specifications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment and is 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 product is hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed to prevent degradation from atmospheric moisture. Keep away from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.425 - 1.435
Density (20°C)	1.00 - 1.05 g/mL

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