Diethylzinc (DEZ), identified by its CAS number 557-20-0, is a foundational organometallic compound with a rich history and a dynamic presence in modern chemical applications. From its early synthesis to its current roles in high-tech industries, DEZ continues to be a subject of interest for chemists and material scientists alike. Understanding its preparation and applications is crucial for anyone looking to buy or utilize this reactive compound.

Historical Synthesis of Diethylzinc

Edward Frankland is credited with the first synthesis of Diethylzinc in 1848, through the reaction of zinc metal with ethyl iodide. Early methods often involved the use of reactive zinc-copper couples or the reaction of ethyl halides with zinc. While these methods laid the groundwork, modern industrial production, often carried out by manufacturers like ourselves, focuses on efficiency, safety, and purity. A common contemporary synthesis involves reacting a mixture of ethyl iodide and ethyl bromide with a zinc-copper couple under reflux, followed by distillation under reduced pressure to isolate the pure Diethylzinc.

The key to successful synthesis lies in meticulous exclusion of air and moisture, as DEZ is highly susceptible to degradation and spontaneous ignition. This requirement for inert conditions underscores why purchasing from experienced suppliers who manage these complexities is essential.

Diverse Applications Driving Innovation

The utility of Diethylzinc spans multiple scientific and industrial fields:

  • Organic Synthesis: As mentioned, DEZ is a staple in the Simmons-Smith reaction for cyclopropanation and is a versatile ethylating agent. Its controlled reactivity makes it a preferred choice for many synthetic chemists.
  • Materials Science: DEZ serves as a critical precursor in the deposition of zinc-based thin films and nanoparticles. It's widely used in MOCVD and ALD processes for semiconductors, quantum dots, and specialized coatings, demanding the highest purity grades.
  • Aerospace: Due to its pyrophoric properties, Diethylzinc has been investigated and used as a component in self-igniting rocket fuels, providing a reliable ignition source without the need for a spark.
  • Book Preservation: In a unique historical application, DEZ vapor was explored for mass deacidification of paper-based documents, aiming to neutralize acidity and extend their lifespan.
  • Microelectronics: It finds use as a doping agent in semiconductor manufacturing, contributing to the precise control of material properties.

Sourcing Diethylzinc: A Manufacturer's Perspective

As a manufacturer and supplier of Diethylzinc, NINGBO INNO PHARMCHEM CO.,LTD. ensures that our product adheres to rigorous standards. When you are ready to buy Diethylzinc, consider partnering with us for reliable supply, consistent quality, and expert support. Our commitment is to provide the chemical building blocks that empower your research and industrial processes, ensuring safe handling and optimal performance.