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HS Code |
865618 |
| Chemical Name | O,O,O',O'-Tetraethyl Dithiopyrophosphate |
| Cas Number | 3689-24-5 |
| Molecular Formula | C8H20O4P2S2 |
| Molar Mass | 322.32 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Density | 1.179 g/cm3 |
| Boiling Point | 160°C at 0.5 mmHg |
| Solubility In Water | Insoluble |
| Flash Point | 129°C |
| Vapor Pressure | 0.0009 mmHg at 25°C |
| Refractive Index | 1.460 - 1.470 |
| Synonyms | TEDTP, Dithiopyrophosphoric acid tetraethyl ester |
As an accredited O,O,O',O'-Tetraethyl Dithiopyrophosphate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 500g amber glass bottle sealed with a screw cap, featuring a hazard label and printed chemical name, manufacturer, and batch number. |
| Shipping | O,O,O',O'-Tetraethyl Dithiopyrophosphate should be shipped in tightly sealed, corrosion-resistant containers, clearly labeled with hazard warnings. Transport under dry, cool conditions, away from sources of ignition and incompatible materials. Ensure compliance with local, national, and international regulations for hazardous chemicals, including documentation and emergency procedures in case of spills or leaks. |
| Storage | O,O,O',O'-Tetraethyl dithiopyrophosphate should be stored in a tightly closed container in a cool, dry, and well-ventilated area away from heat, sparks, and open flames. Keep away from strong oxidizers, acids, and moisture. Store under inert atmosphere if possible to prevent decomposition. Protect from physical damage, and ensure containers are clearly labeled and securely sealed to avoid leaks or spills. |
Applications of O,O,O',O'-Tetraethyl Dithiopyrophosphate in Industrial ManufacturingAs the original manufacturer of O,O,O',O'-Tetraethyl Dithiopyrophosphate, we directly supply this specialized intermediate to leading downstream industries. Our material plays a key role in targeted processes where stability, precise control of reactivity, and strict compliance with technical standards are required. Below we introduce several real-world industrial application scenarios, focusing on the most established downstream sectors. 1. Froth Flotation Collector in Non-Ferrous Metal MiningMajor mining operations worldwide rely on our dithiopyrophosphate compound as a selective flotation collector in the extraction and purification of copper, lead, and nickel ores. Its specific chemical structure allows operators to adjust mineral surface characteristics for improved separation efficiency. Flotation plants add the reagent according to the composition and grade of ore, integrated into controlled reagent addition systems during primary mineral recovery circuits. Industry compliance standards
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2. Intermediate in Organophosphorus Pesticide SynthesisAgrochemical manufacturers use our material as a phosphorus-sulfur intermediate in multi-step organic syntheses, particularly for the production of specialty insecticides. Its tetraethyl dithiopyrophosphate structure integrates into core backbone reactions, providing sulfur for downstream thionation and enabling further chlorination or esterification steps within batch reactors compliant with agrochemical GMP standards. Industry compliance standards
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3. Industrial Lubricant Additive ManufacturingOur chemical serves as a sulfur-phosphorus donor in industrial lubricant additive plants. It is particularly valued in antiwear and extreme pressure additive package manufacturing, where controlled decomposition contributes to tribochemical film formation under boundary lubrication conditions. Precise dosing ensures finished lubricants meet durability and thermal stability requirements in heavy-duty gear oils. Industry compliance standards
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4. Modifier in Rubber Compounding for Wire & Cable ApplicationsWire and cable manufacturing plants incorporate our product into specialized rubber compounding lines, optimizing sulfur cross-linking efficiency and enhancing fire resistance. Its unique dithiopyrophosphate backbone acts as a vulcanization modifier, supporting process controls for electrical insulation and cable sheath formulations where consistent physical properties and long-term aging resistance are required. Industry compliance standards
Typical usage ratio
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5. Additive for Electroplating Process OptimizationIn the metal finishing sector, process engineers use this compound as a plating bath additive for fine-tuning metal deposition rates, especially in copper and nickel electroplating. Its chemistry suppresses unwanted byproduct formation and improves the uniformity of metal layer deposition, serving as a specialty agent in bath maintenance and quality control cycles. Industry compliance standards
Typical usage ratio
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In our chemical plant, there’s a saying: the best product is one that delivers results every time it leaves the drums. O,O,O',O'-Tetraethyl Dithiopyrophosphate stands out among phosphorus compounds because we've spent countless shifts making sure each batch meets strict standards. Years of production runs have taught us which details matter when it comes to quality, safety, and usability. Gathering practical knowledge straight from the manufacturing line gives us more than just a spec sheet; it gives us reliable perspectives on how this compound performs and what sets it apart.
Many in the industry ask about the models and grades we offer. We find most customers seek the technical grade, with the active ingredient content kept well above 95%. That level lets our clients count on the chemical’s purity and ensures minimal interference from residuals. The color usually lands pale yellow, clear enough to spot through a tank sight glass, which allows for easy inspection at any part of the supply chain. Each batch goes through thorough GC and HPLC analysis, not only as a regulation step but because small deviations in impurities sometimes spell trouble downstream. We don’t stop at the minimum certificate requirement; our operators track parameters like acidity levels, moisture content, and phosphorus-to-sulfur ratios, since these aspects influence product stability under warehouse conditions, especially during humid seasons.
After so many years manufacturing organophosphate compounds, we’ve worked hands-on with their full range. Phosphates and dithiophosphates may look similar by name, but experience tells us differences run deep at the application level. In O,O,O',O'-Tetraethyl Dithiopyrophosphate, the double sulfur bridges introduce both flexibility and certain volatility that pure phosphates lack. The dithio structure gives this molecule unique reactivity, which has turned it into a preferred choice in niche uses such as organic synthesis, metal surface treatment, and custom research projects. This property also trims handling time for end users, since the product dissolves easily in many organic solvents, sparing operators from the hassle of aggressive mixing or prolonged stirring.
People new to this compound often want to know how we ship it – glass bottles? Metal drums? In our plant, we scale from kilograms up to metric tons, packed in steel drums with corrosion-resistant linings. The strong, distinctive odor reminds our teams to wear protective gear, even if they’ve handled the compound hundreds of times. Batches made in winter often behave differently compared to summer runs, so we regularly rotate stock, and our warehouse logs every shipment to stay ahead of weather-driven storage risks. Our crew knows well – this is no commodity bulk chemical; it commands care the whole way from filling lines to final application.
In over a decade of supplying Tetraethyl Dithiopyrophosphate, we’ve partnered with manufacturers in agrochemicals and specialty intermediates as well as academic labs. We often see new research requests for highly specific grades or formulations. Experience shows us that small tweaks in processing – reaction temperature, residence time, washing cycles – can alter the active component ratio in unexpected ways. Customers with out-of-spec samples might find their target reactions yielding less product, or byproducts appearing where they shouldn’t. By supporting open technical dialogue, we’ve helped users pre-empt many common pitfalls such as hydrolysis under humid conditions or breakdown from improper storage. It’s no surprise that repeat buyers ask to speak directly with our plant chemists; firsthand knowledge beats guesswork every time.
Anyone who works with phosphorus chemicals will quickly spot the trade-offs. Compared to O,O-Diethyl Dithiophosphate, the tetraethyl version offers higher lipid solubility and often more robust performance in organic-phase syntheses. In contrast to pesticides like parathion or malathion, dithiopyrophosphate structures provide a different toxicity profile, making them less suited for crop protection but invaluable for specialty transformations that demand controlled release of active sulfur. Unlike standard pyrophosphates, ours won’t leave heavy, chalky residues – a major advantage in clean-in-place manufacturing. Years of troubleshooting have shown us these differences aren’t just theoretical; they drive day-to-day practicality, from the ease of filtering to waste stream management.
We don’t cut corners on logistics. Having seen drums corrode in damp shipping containers or seals breach in hot climates, our teams constantly test package integrity with real-life drop, load, and temperature cycles. We recommend storing at temperatures below 25 degrees Celsius, in sealed containers under nitrogen or dry air, to keep hydrolysis in check. Frequent checks for water ingress help avoid unpleasant surprises. Customers storing long-term stock benefit from our advice – keeping drums off concrete and allowing for gentle ventilation spares them losses from unexpected degradation. Sharing our lessons from the plant can prevent warehouse mix-ups that lead to major headaches later on.
This product’s status and permitted uses change from one jurisdiction to another, and our compliance team knows where the lines are drawn. Some regulations target sulfide-containing compounds because of their potential for environmental harm if disposed of improperly. In our daily practice, we treat wastewater and air exhaust streams with extra care. Our on-site monitoring includes real-time sulfur emissions sensors, and our team files detailed batch records to show traceability in case of audit. We also work with downstream partners on safe handling guides based on the latest science, supplementing official safety data with practical “near-miss” stories from our own teams. Lessons from near-misses in the field underscore the importance of strong training for anyone new to this type of chemistry.
Three decades ago, this compound carried a different reputation: hard to handle, tough to keep pure, and limited to a narrow set of specialty users. Better process control and automation changed all that. Unexpected downtime from process upsets, lingering odors, stuck valves, and even operator fatigue were all too common. Engineers at our site tinkered with feedstock ratios and reaction temperatures, collecting years of data to optimize repeatability. The ability to tweak process conditions within tight windows lets us target specifications that other producers miss. We also invested in closed-system transfer to reduce workplace exposure, learning from every accident reported within the industry. That push to improve safety and output quality came from hard lessons, not from following a template.
Our facility supplies this dithiopyrophosphate to users in research and commercial settings. The flexibility of the chemistry has attracted formulators in flame retardants, surface coatings, and rare-earth extraction. Researchers exploring catalytic transformations often approach us with questions about reactivity or compatibility. We’ve seen our product featured in published journal studies under the class of sulfur-rich ligands, and custom orders from electronics manufacturers often ask for further purification beyond industry standard. Supporting such a wide user base means we adjust operational plans constantly, keeping standard grades in steady production while preparing small runs for specialized test programs. The busy schedule of our reactor lines speaks to the compound’s growing demand and the trust placed in us by experienced users.
Producing and handling sulfur-organic compounds comes with unique waste challenges. We adopt a multi-layered approach to liquid and solid waste. Organic wet scrubbers, in-line phase separators, and high-temperature incineration units are part of daily routines to avoid releasing harmful compounds into the environment. On a few occasions, trace emissions passed expected discharge limits; each time, we pinpointed the cause in the reaction line and adapted procedures. Open conversations with local environmental authorities, full disclosure on our raw material supply chain, and actual investments in waste recycling keep our solutions anchored in fact rather than marketing. This sense of responsibility isn’t driven by abstract sustainability targets – it comes from direct experience cleaning up after mistakes and knowing what’s at stake for plant neighbors, employees, and our own families.
No two chemical plants operate exactly alike, and our process for O,O,O',O'-Tetraethyl Dithiopyrophosphate is the result of hundreds of practical adjustments. Earlier batches suffered from unstable color and odor swings. Team members suggested incremental changes: small increases in the distillation efficiency, improvements in agitation speed, and tighter drying protocols. The payoff came when product shelf life extended by several months and customer complaints nearly vanished. We’ve kept those lessons front-of-mind – pay attention to overlooked variables and encourage every line worker to flag issues before they become chronic.
Day-to-day, we face specific challenges with reactor fouling, vent line clogs, and effective cleaning procedures. Some raw material batches introduce more byproducts than others, which affects filtration times. Maintenance staff adjust cleaning cycles based on monthly trends, not theory. When weather shifts the air humidity in the plant, our packing line crew inspects every drum before shipping, mindful that even a tiny moisture trace leads to slow hydrolysis and off-odors. These daily routines of hands-on checks, batch record scrutiny, and machinery tweaks separate a well-run operation from a mediocre one.
Manufacturing a chemical like O,O,O',O'-Tetraethyl Dithiopyrophosphate calls for more than just technical skill. Honest risk assessment comes from walking the shop floor and listening to stories from seasoned staff. Early attempts to scale up production taught us about the risks of rushing a process without sufficient controls, and we’ve updated our engineering controls accordingly. Every employee, from operators to shift supervisors, undergoes real-world hazard drills. Accident reports become training material, driving home the message that replication is better than improvisation under pressure. We continue to share these insights with our industry peers, raising the safety baseline for everyone working with dithiopyrophosphates and related chemistries.
The chemicals world has become much less tolerant of unknowns. We maintain batch-specific archives stretching back years, allowing us to investigate any quality complaints with hard data. Unannounced audits from customers and regulatory bodies have become routine. Our willingness to walk them through production steps – not just present documents – improves trust and reduces misunderstandings. In several cases, we tracked returned drums to their original fill dates, explained storage histories, and rapidly resolved issues. Learning from these cases helps us improve every part of our operation, from supplier qualification to finished product logistics.
Our company’s strict approach to health and environmental safety is grounded in day-to-day realities rather than paperwork. Teams rotate through emergency response drills involving chemical spills, fires, and off-gassing. Air and surface monitors sit at strategic spots around the plant, with results reported directly to line managers. Employee participation in roundtable safety meetings helps create a culture where speaking up is encouraged and potential hazards are resolved before an incident occurs. These proactive habits go far beyond mere regulatory compliance – they are shaped by years of working side-by-side in sometimes challenging conditions.
Feedback from the field shapes much of what we do. Some users in specialty metal processing have told us that dithiopyrophosphates deliver steadier results compared to conventional phosphates, with fewer secondary waste problems and better selectivity in complex reactions. Customers in the research community appreciate our willingness to discuss results outside the NDA framework, giving them a partner in troubleshooting tough experiments. We’ve found that end users who understand the quirks of this compound can produce more reproducible data and better downstream products. It’s not unusual for international clients to visit our plant, see the reactors, and discuss their own process goals face-to-face. These conversations lead to new ideas, improvements, and mutual learning that a simple product sheet could never deliver.
Manufacturing O,O,O',O'-Tetraethyl Dithiopyrophosphate has changed along with customer needs and tighter environmental controls. Our production team invests in real-time monitoring, data logging, and smarter feedback to operators. This lets us flag deviations before they reach the drum, reducing rework and unnecessary waste. Customers expect tighter specifications year after year, which pushes us to improve. Our in-house technical group reviews every complaint, large or small, and turns these reviews into tangible upgrades. Practical experience running the line – not just academic knowledge – keeps our team responsive and focused on continuous improvement. This product’s unique properties mean it will never be a commodity item, and the knowledge behind each shipment reflects decades of learning, testing, and ongoing effort to do things right.