Diethyl Phosphite, identified by its CAS number 762-04-9, is an organophosphorus compound with a chemical formula of C4H11O3P. It is a colorless, transparent liquid that plays a pivotal role in various industrial chemical syntheses. Understanding its properties and applications is key for procurement managers and R&D scientists looking for reliable chemical intermediates.

Key Properties: As a chemical intermediate, Diethyl Phosphite is characterized by its high purity, typically assaying ≥99.0%. It possesses a relatively low melting point of -70 °C and a boiling point of approximately 50-51 °C at 2 mmHg. Its density is around 1.072 g/mL at 25 °C. These physical and chemical properties make it a stable and manageable compound for industrial applications. It is soluble in water and common organic solvents, enhancing its utility in various reaction media.

Primary Applications: 1. Agrochemical Synthesis: Diethyl Phosphite is a crucial intermediate in the production of major agrochemicals such as Kitazine, Phosfolan, and Glyphosate. Its incorporation into these compounds ensures their effectiveness in crop protection, contributing to agricultural productivity.

2. Flame Retardants: The compound is utilized in the manufacturing of flame retardants. Its phosphorus content imparts fire-resistant properties to materials like polymers and textiles, crucial for safety compliance in many industries.

3. Organic Synthesis: It serves as a versatile reagent in organic chemistry for the synthesis of various phosphorus-containing compounds, facilitating the development of new materials and specialty chemicals.

Sourcing Considerations: When looking to buy Diethyl Phosphite, partnering with a reputable manufacturer and supplier is essential. As a leading supplier in China, we ensure that our Diethyl Phosphite meets rigorous quality standards, guaranteeing consistency and reliability for your manufacturing processes. We recommend requesting a quote from experienced suppliers to secure competitive pricing and a stable supply chain. Our commitment as a manufacturer is to provide the chemical integrity needed for your success in agrochemicals, flame retardants, and specialized organic syntheses.