Triphenylphosphine Oxide (TPPO), identified by its CAS number 791-28-6, is a fascinating organophosphorus compound that has carved out a significant niche in modern chemistry. Known for its stability and reactivity, TPPO is a staple reagent and intermediate in numerous synthetic pathways. As a dedicated manufacturer and supplier, we are committed to providing chemists with access to this essential compound, ensuring high purity and reliable performance.

Key Chemical Properties of TPPO
At room temperature, TPPO typically appears as a white to off-white crystalline powder. Its molecular formula, C18H15OP, and a molecular weight of approximately 278.29 g/mol define its composition. A notable characteristic is its relatively high melting point, generally ranging from 153°C to 157°C, which contributes to its ease of handling and storage. While slightly soluble in water, TPPO exhibits good solubility in many common organic solvents like ethanol, benzene, and chloroform, making it adaptable to various reaction media. Its thermal and chemical stability are also key advantages, allowing it to withstand diverse reaction conditions.

Synthesis Utility and Applications
The versatility of TPPO is evident in its wide range of applications:

  • Organic Synthesis Reagent: TPPO is widely employed as a reagent in organic synthesis, particularly in reactions that build complex carbon frameworks. Many chemists buy TPPO for its effectiveness in reactions requiring a stable Lewis base or as a precursor to other phosphine derivatives.
  • Catalysis and Ligand Chemistry: In coordination chemistry, TPPO serves as a ligand, forming stable complexes with metal ions. These complexes can act as catalysts in various transformations, including hydrogenation and oxidation reactions, enhancing reaction rates and selectivity.
  • Pharmaceutical and Agrochemical Intermediates: The structured utility of TPPO makes it a valuable intermediate for synthesizing active pharmaceutical ingredients (APIs) and agrochemicals, contributing to the development of new medicines and crop protection agents.
  • Crystallization Aid: TPPO can also act as a crystallization aid, helping to induce crystallization in compounds that are otherwise difficult to crystallize, thereby assisting in purification and characterization efforts.

Reliable Sourcing from a Trusted Manufacturer
For researchers and industrial chemists, securing a consistent supply of high-quality TPPO is crucial. As a leading manufacturer and supplier of this chemical reagent in China, we ensure our product meets stringent purity standards. Our commitment to quality control and efficient logistics allows us to serve a global clientele seeking reliable chemical intermediates. When you need to purchase Triphenylphosphine Oxide, choosing a supplier that prioritizes quality and customer service is paramount. We offer competitive pricing for bulk orders and are equipped to meet diverse production needs. Contact us to discuss your requirements and to obtain a quote for your next project.