Material name: Diisopropyl phosphite

Conforms to: in-house quality standard (enterprise standard)

Formula: C₆H₁₅O₃P

Structure:

CAS: 1809-20-7

Formula weight: 166.16

Application: Specialized pesticides, fungicides, and organic alkali intermediates. Or used for synthesizing ammonium O,O-diisopropyl thiophosphate, which is subsequently used to prepare the organophosphorus fungicide Iprobenfos. Additionally, they can be combined with triphenyl phosphorothioate and applied on T8 steel/Al₂O₃ ceramics as anti-wear lubricant additives.

Diisopropyl phosphite CAS 1809-20-7 is an organic compound with extensive applications and significant value in the chemical industry.

Basic Information

Diisopropyl phosphite has the molecular formula C6H15O3PC6​H15​O3​P and typically appears as a colorless, transparent liquid. Its unique chemical structure endows it with a range of unique chemical properties.

Product Characteristics

Chemical Stability: At room temperature and pressure, diisopropyl phosphite exhibits excellent chemical stability, maintaining its chemical properties under certain conditions and resisting decomposition or other chemical reactions. This facilitates its storage and use.

Reactivity: Its active phosphorus atom and ester group give it a certain degree of reactivity. It can react chemically with a variety of substances, such as forming complexes with some metal ions and participating in reactions such as esterification and addition, playing an important role in organic synthesis.

Applications

Organic Synthesis: As an important organic synthesis intermediate, diisopropyl phosphite can be used to synthesize a variety of organophosphorus compounds. These compounds have a wide range of applications in pesticides, pharmaceuticals, plastics, and other fields. For example, in pesticide synthesis, it can be used to prepare organophosphorus pesticides with insecticidal and fungicidal activities.

Plastics Industry: In plastics production, diisopropyl phosphite is used as an antioxidant and stabilizer. It prevents oxidation and degradation during processing and use, thereby improving the stability and service life of plastics.

Pharmaceuticals: In pharmaceutical synthesis, it can participate in the synthesis of some biologically active compounds, providing an important foundation for drug research and development.

Packaging and Storage

Products are typically packaged in sealed containers to prevent volatilization and reaction with airborne substances. They should be stored in a cool, dry, well-ventilated area away from sources of fire and oxidants.

Diisopropyl phosphite CAS 1809-20-7 occupies a key position in the chemical industry due to its unique chemical properties and wide range of applications.