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HS Code |
167701 |
| Chemicalname | Diethylzinc |
| Chemicalformula | C4H10Zn |
| Casnumber | 557-20-0 |
| Molarmass | 123.51 g/mol |
| Appearance | Colorless, pyrophoric liquid |
| Density | 1.200 g/cm³ at 20°C |
| Boilingpoint | 118°C (244°F; 391 K) |
| Meltingpoint | -28°C (-18°F; 245 K) |
| Solubilityinwater | Reacts violently |
| Vaporpressure | 40 mmHg at 25°C |
| Flashpoint | -17°C (1°F) |
| Refractiveindex | 1.528 (20°C) |
| Odor | Unpleasant, garlic-like |
As an accredited Diethylzinc factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Diethylzinc, 500 mL, is supplied in a dark glass bottle sealed under inert gas, placed inside a steel canister for safety. |
| Shipping | Diethylzinc is shipped in specially designed, airtight metal containers—commonly steel cylinders—under an inert atmosphere, such as nitrogen, to prevent contact with air or moisture. Classified as a pyrophoric and highly flammable substance, its transport complies with strict hazardous materials regulations to ensure safety during handling and transit. |
| Storage | Diethylzinc should be stored in tightly sealed containers under an inert atmosphere, such as nitrogen or argon, to prevent contact with air and moisture, which can cause violent reactions. It must be kept in a cool, dry, well-ventilated area, away from sources of ignition, heat, and incompatible substances. Use appropriate safety cabinets designed for flammable and pyrophoric chemicals. |
Applications of Diethylzinc in Industrial ManufacturingOur facility produces Diethylzinc for end users in advanced chemical sectors. The following segments detail core downstream applications where industrial customers integrate this material, outlining specific regulatory environments, dosage practices, process positions, and produced goods. 1. Semiconductor Manufacturing – Doping and Epitaxial GrowthDiethylzinc performs as a zinc precursor during the epitaxial deposition of II-VI and III-V compound semiconductors. Manufacturers rely on its controlled reactivity and high vapor pressure for metalorganic chemical vapor deposition (MOCVD) of materials like CdZnTe or ZnSe, supporting device fabrication for lasers, LEDs, and high-frequency electronics. Precise metering reduces residual carbon and guarantees electrical uniformity in the resultant films. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
2. Chemical Synthesis – Organometallic Catalysis and AlkylationIn commercial organic synthesis, customers utilize Diethylzinc for Negishi-type cross-coupling, Reformatsky reactions, and direct alkylation of halides, supporting intermediates production for agrochemicals and fine chemicals. The compound serves as an efficient ethylating agent due to its high selectivity and minimal side reactions with sensitive substrates. Handling protocols focus on moisture exclusion and inert atmosphere charging. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
3. Photovoltaic Materials – Thin-Film Solar Cell ManufacturingThin-film photovoltaics production integrates Diethylzinc as a zinc source to deposit transparent conducting oxide (TCO) layers, especially for ZnO:Al windows in CIGS (copper indium gallium selenide) and CdTe panels. The organozinc compound provides a consistent atomic layer, supporting high optical transmission, uniformity, and electrical performance during atmospheric pressure or low-pressure CVD processes. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
4. Specialty Polymer Additivation – Controlled Radical PolymerizationProducers in the advanced polymer sector deploy Diethylzinc as a co-catalyst or activator for controlled radical polymerization (CRP) systems, e.g., atom transfer radical polymerization (ATRP) and ring-opening polymerization processes. Controlled insertion improves thermal stability and tailored mechanical performance for high-value specialty resins, coatings, and elastomers. Feed system isolation from atmosphere ensures consistent activation and reproducible macromolecular structures. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
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Every day on the factory floor, we closely watch the journey of diethylzinc. This colorless liquid, known in the industry for its strong reactivity and pyrophoric nature, shapes the progress of many modern sectors. Among organometallic chemicals, diethylzinc arguably stands out because few others offer such a seamless combination of volatility and purity. We have learned through years of hands-on manufacturing that producing this compound takes more than strict adherence to reaction protocols—success hinges on maintaining meticulous control over moisture, oxygen exposure, and equipment condition.
In our plant, each batch of diethylzinc passes through a meticulous process. Our output typically ranges from 52-54% diethylzinc in hydrocarbon solvents, such as hexane or heptane, aimed at balancing reactivity and manageability during transport and storage. The transition from raw zinc and ethyl halides into a product tank demands precision, not just for efficiency but for real safety. You won’t find us cutting corners; a single stray droplet of water can spark a fire. Strict process discipline and close attention to raw material quality drive the reliability of every liter we ship.
As manufacturers, we’ve seen interest in diethylzinc surge at different times—from electronics to specialty chemicals. The compound’s most recognized application comes in semiconductor manufacturing, particularly metal-organic chemical vapor deposition (MOCVD) for growing compound semiconductors like ZnSe, ZnS, and ZnO. With each technology shift—new LED generations, laser diodes, and photodetectors—our clients ask for higher-purity, precisely modeled diethylzinc. There’s no margin for leftover impurities, which can compromise device performance or yield.
In reality, creating electronic-grade diethylzinc means relentless purification steps. Moisture levels have to drop below one part per million. Stable hydrocarbon carriers matter just as much, since residue from solvents has a direct route to contaminate delicate films. We responded by selecting solvents with low boiling points and high UV transparency, tracking every batch from receipt of raw materials to bottled product. Once, a small solvent impurity tripped alarms at an LED fabrication facility. That taught us the importance of over-communicating solvent grade and full traceability in technical documents.
People sometimes ask us why not use alternatives to diethylzinc, such as dimethylzinc or trialkylaluminum compounds. In practice, diethylzinc’s balance of reactivity and controllability makes it the preferred tool for many jobs in both laboratory scale and full production. Dimethylzinc may bring a lower melting point and higher volatility, but it introduces additional handling hazards and can result in deposition profiles that are difficult to control in some MOCVD processes. Triethylaluminum burns with more violent pyrophoricity and needs much stronger process safeguards.
Even within our own product lines, variations matter—our work has made it clear that controlling batch-to-batch consistency is more demanding than catalog listings suggest. Different applications place conflicting demands: electronics labs want sub-ppm metals, while specialty organics care about minimizing hydrocarbon contamination. We recognized an early mismatch when one batch met published spec for the electronics industry but left slight solvent carry-over that bothered a pharmaceutical customer synthesizing fine intermediates. Resolving these differences meant revisiting both upstream raw material procurement and our distillation method, increasing both process scrutiny and batch-size flexibility.
Working with engineers at display panel firms, we’ve watched compound semiconductors get smaller and structures more intricate year after year. As a manufacturer, we have a front-row seat to new process recipes and deposition techniques. More than once, a last-minute change in process conditions forced a rethink in our purification or bottling schedule. Since diethylzinc can decompose under light or heat, shipping practices have evolved to match customer facilities—inerted stainless drum containers and integrated double-sealed transfer lines now save hours in glovebox work and cut out contamination risks.
In addition to electronics, we routinely ship specialty batches to companies preparing organic intermediates and fine chemicals. Diethylzinc enables efficient alkylation reactions and opens new doors in stereospecific synthesis. The list of reactions diethylzinc supports continues to grow—Negishi couplings, enantioselective transformations, and various C–C bond forming reactions rely on its unique profile.
Real insights come from hearing how end users deploy our product: one pharmaceutical customer scaled up a novel alkylation route and needed repeatable diethylzinc delivery within 24 hours, regardless of weather or holidays. Keeping the supply chain reliable meant investing in on-site bulk storage and round-the-clock readiness, but also pushing our logistics to guarantee no product degradation on the road. That’s where we see the chemical’s true value—delivering superior performance in places where last-minute compromises cause million-dollar losses.
Few chemicals we make demand such constant vigilance as diethylzinc. One open valve or poorly purged line can mean a fire. We’ve built rigorous process safety around each transfer, never assuming yesterday’s routine will be safe today. Training every operator, doubling up on leak detection, and doing daily inspection—this isn’t about ticking regulatory boxes, but protecting real people and equipment.
We’ve dealt with everything from container design changes to evolving shipping regulations. Some regulatory shifts required us to redesign drums, swapping liners that once leached micro amounts of plasticizer. Those minor changes made a difference on trace element contamination in customer labs. As regulations tighten around environmental emissions and workplace exposure, our teams keep abreast of new industry practices and update protocols accordingly. Even with years of experience, we never stop learning from each day’s run.
Taking diethylzinc from theory to the customer’s bottle shows where knowledge and practice meet. People often talk about purity targets and certificates of analysis, but as manufacturers we’ve learned the hardest part lies in seeing what the eye cannot detect. Mass spectrometry and Karl Fischer titrations give us numbers, but we rely equally on maintaining disciplined cleaning and inerting in our fill stations and drum lines.
Sometimes, even a well-run batch can show trace outliers under the sharp scrutiny of mass spectral analysis. Rather than hiding those, we openly discuss investigation results with customers, offering transparent test records and options for reprocessing or re-bottling. In one case, collaborating with a semiconductor client led to investments in new vacuum pump technology, which slashed hydrocarbon background in our most sensitive grades.
From that, we learned that technical investments must go together with process discipline, not replace it. No automated controller or multi-million-dollar reactor upgrade replaces vigilance and knowledge gained by experience. The push for higher quality continues to raise the stakes—there is no ‘good enough’ when meeting the expectations of top-tier electronics or pharmaceutical synthesis.
Long-term storage for diethylzinc brings its own set of challenges. We’ve tested a range of drum materials—carbon steel, stainless steel, lined drums—and seen how each one interacts with the chemistry over six months on the road or in a customer warehouse. Stainless steel resists corrosion but may introduce trace nickel or iron. Our preferred solution uses specially lined drums coupled with inert nitrogen blanketing. We spotted minor leaks over years of shipment and updated valve seals, based on user feedback and root-cause investigations.
Our shipping department doesn’t just hand off product at the gate. Crews receive regular training on shifting local and international regulations covering labeling, transit, and customs. In places where severe weather threatens container safety, we’ve engineered redundancy—tracking all shipments by GPS and providing emergency action plans that customers can access before the truck arrives.
Supplying diethylzinc is never just about raw material delivery. Over the years, our team has supported process engineers from pilot scale to full production. Some need small laboratory bottles for proof-of-concept work, others demand multi-tonne tanker shipments with guaranteed temperature stability. Flexibility has grown with customer sophistication—electronic manufacturers now request integrated drum valves that link straight into gloveboxes or automated chemical lines.
Much of our support comes during process troubleshooting. When deposition rates fell unexpectedly at a customer fab, our technical group worked side-by-side with their engineers to trace the issue to a slight solvent impurity, then helped adjust their pre-purge process. That level of engagement means our product is more than just a chemical—it's a partnership in pursuit of higher yield, safety, and purity.
Pharmaceutical teams come to us with challenges around enantioselective reactions, which demand batch-to-batch reproducibility and constant impurity control. Many users share insights from their experience, suggesting tweaks in fill volumes, purity cut points, or drum liner type. We adjust production configurations with this input in mind, always looking for ways to achieve tighter controls and smoother operations.
Market cycles rise and fall, but demand for high-purity diethylzinc remains steady because every generation of optoelectronics and specialty chemicals depends on materials that push performance boundaries. As fields like LEDs, photonics, and even emerging quantum tech evolve, our customers need materials that combine reliability, purity, and real support when process changes arise.
Compared to legacy chemicals, diethylzinc offers a sweet spot of volatility, manageable reactivity, and compatibility with a wide range of ligands and substrates. For customers focused on the smallest process margins—whether pursuing world-class efficiency in a semiconductor fab or exploring new chemical synthesis—there’s no close substitute. The product’s reputation owes just as much to what happens during storage and transfer as to its initial synthesis.
Customers rarely see the dozens of checks, tests, and process steps behind each batch of diethylzinc. Our people run continuous purity tests throughout the shift and log every incident in real time. They know the small details—fresh O-rings on a distillation column, a slightly tighter nitrogen blanket in the tank farm—can mean the difference between a thumbs-up shipment and costly downtime at a customer plant.
We share all findings with the end users, not just the good news. In the fast-moving world of microelectronics, our technical team regularly reviews process changes with customer engineers to preempt issues before they reach the fab floor. This transparent approach has helped avoid surprises and build long-term partnerships, even as standards keep rising.
Being a manufacturer, we see the direct line between what happens in production and how customer processes perform under real conditions. There’s no hiding behind resellers or distributors; every issue, inquiry, or improvement comes straight back to the plant. That accountability shapes not just our day-to-day operations but also the investments we make in new catalyst development and reactor upgrades.
No two years are ever the same in diethylzinc manufacturing. Incidents, both small and large, have triggered process improvements time and again. One year, drum valves began sticking in winter shipments—so the team tested different lubricants, settled on a new material, and brought the reject rate back down. Other times, requests from new research groups drove us to scale down for custom batch sizes, which required redesigning purge procedures and storage protocols.
Each customer story leaves its mark on how we make and deliver diethylzinc. Some are looking far into compound semiconductor innovation; others are refining classic chemistry approaches in process intensification. All need predictable product quality and support that doesn’t go dark after the bill of lading is signed. Our experience tells us that success lies in staying both vigilant and adaptable, prepared to respond when tomorrow’s production run looks very different from today’s.
The landscape for diethylzinc continues to shift, sometimes in ways that demand fast thinking and willingness to change established routines. As process windows in electronics and synthetic chemistry narrow, customers ask for tight tolerances on trace impurities and time-sensitive delivery that older logistics models can’t always deliver. In response, our direction relies on staying close to both suppliers and customers, sharing process insights, and building flexibility into operations.
Greater regulatory attention on chemical safety and environmental control pushes us to refine production infrastructure and invest in new analytical technologies. Automatic monitoring, high-resolution impurity profiling, and smart container tracking are now part of standard practice. These upgrades cost time and money, but our experience proves that they pay off when problems get caught before they affect downstream users.
As we refine the product for new generations of application, the conversation always returns to three fundamentals: batch purity, safe handling, and reliability across the supply chain. Our teams talk directly to researchers trying bold new processes, as well as production engineers focused on efficiency. A strong partnership with each end user remains the only lasting formula for success.
Every batch of diethylzinc carries with it not only the combined experience of people operating on factory floors, but the evolving lessons from decades of partnership with the industries that depend on it. Delivering high-purity diethylzinc is a daily challenge that rewards caution, diligence, and investment in both people and process. Our role as a manufacturer keeps us alert to changes in markets, technology, and regulation, ensuring our product evolves right alongside the cutting-edge industries that rely on it most.