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O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] Dithiophosphate

    • Product Name O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] Dithiophosphate
    • Alias malathion
    • Einecs 237-201-4
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    550797

    chemical_name O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] Dithiophosphate
    molecular_formula C10H19O6PS2
    molecular_weight 330.36 g/mol
    appearance Colorless to pale yellow liquid
    boiling_point Decomposes before boiling
    density 1.23 g/cm3 (at 20°C)
    solubility Soluble in common organic solvents
    cas_number 2012-38-6
    purity Typically ≥98%
    storage_conditions Store in a cool, dry, well-ventilated area away from incompatible substances

    As an accredited O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] Dithiophosphate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The chemical is packaged in a 500-gram amber glass bottle with a tightly sealed cap, featuring a clear hazard and handling label.
    Shipping O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] Dithiophosphate should be shipped in tightly sealed, chemically resistant containers, protected from moisture and direct sunlight. Ensure proper labeling according to hazardous chemical regulations. Transport under ambient conditions unless otherwise specified, and comply with local, national, and international shipping guidelines for chemicals and organophosphates.
    Storage O,O-Dimethyl-S-[1,2-Bis(ethoxycarbonyl)ethyl] dithiophosphate should be stored in a cool, dry, well-ventilated area, away from incompatibles such as strong oxidizers and acids. Keep container tightly closed and protected from moisture and direct sunlight. Store in a chemical-resistant container and clearly label it. Access should be restricted to trained personnel, and appropriate spill containment measures must be available.
    Application of O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] Dithiophosphate

    Applications of O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] Dithiophosphate in Industrial Manufacturing

    O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] Dithiophosphate is a specialty phosphorus-based reagent with a well-established commercial history, mainly in mining flotation, lubricant additives, polymer stabilization, and chemical synthesis. As a direct manufacturer, we supply this material to downstream producers who require predictable reactivity, batch-to-batch consistency, and regulatory conformance. Below are the major industrial sectors and application schemes where this product provides targeted performance advantages.

    1. Sulfide Ore Flotation as a Collector Agent

    Mineral processing plants use this dithiophosphate as a selective collector to improve recovery of copper, lead, and select precious metals in sulfide ores. Its branched structure balances hydrophobic interaction with mineral surfaces and minimizes gangue entrapment, which allows metallurgists to fine-tune concentrate grade and extraction yield through controlled addition during froth flotation circuits.

    Industry compliance standards

    • ISO 9001:2015 for process quality assurance
    • The European Union REACH Regulation (EC) No 1907/2006
    • China GB/T 20424 for flotation reagent specifications
    • South African Bureau of Standards (SABS) for reagent quality in mining

    Typical usage ratio

    • 10–60 g/tonne of ore, variable by ore composition, presence of competing collectors, and pH adjustment; ideally optimized during pilot plant testing

    Downstream process integration

    • Pumped as an emulsified aqueous solution into the conditioning tank or directly into flotation cell feed streams just prior to air agitation and froth generation

    Final product types

    • Copper concentrate (for smelting or refining)
    • Lead concentrate
    • Gold- and silver-bearing flotation concentrates
    • Refined flotation reagents sold as specialty chemicals to mining contractors

    2. Lubricant Additives: Anti-Wear and Extreme Pressure Component

    Lubricant formulators incorporate this dithiophosphate as an organophosphorus additive to enhance wear resistance and load-carrying performance in industrial gear oils, metalworking fluids, and hydraulic liquids. The compound forms protective films on metal surfaces under high temperature and pressure, reducing frictional heat and mechanical degradation, especially in heavy machinery and automotive lubricants requiring stability during extended operation.

    Industry compliance standards

    • ASTM D4951 for phosphorus-based anti-wear components in engine oils
    • SAE J183 specification for lubricant additive content
    • ISO 12925-1 for industrial gear lubricants composition
    • REACH Annex XVII compliance for chemical safety

    Typical usage ratio

    • 0.1–1.0% by weight of total lubricant formulation, with precise dosage determined by targeted phosphorus content, base oil compatibility, and OEM approval

    Downstream process integration

    • Blended into base oils during additive package incorporation, typically at controlled temperatures, before filtration and packaging; can be post-added for formulation upgrades

    Final product types

    • Automotive engine oils (multi-grade and mono-grade)
    • Industrial gear oils
    • Metalworking fluids used for machining and cutting operations
    • Hydraulic fluids for heavy-duty equipment

    3. Polymer Processing: Stabilization of Thermoplastic Resins

    Producers of polyolefins and vinyl polymers utilize this dithiophosphate as a heat and light stabilizer to mitigate degradation during extrusion, molding, or prolonged sun exposure. Its sulfur and phosphorus content disrupts radical oxidation pathways, which helps maintain mechanical properties and color fastness of finished plastic items, particularly in films, automotive trim, and outdoor construction components subject to UV and thermal stress.

    Industry compliance standards

    • FDA CFR 21 177.1520 (U.S. regulations for additives in polyolefins)
    • EU Regulation No 10/2011 on plastic food contact materials
    • ISO 11357 for polymer oxidative stability testing
    • RoHS Directive 2011/65/EU for restricted substances in plastics

    Typical usage ratio

    • 0.03–0.15% by weight in polymer resin, optimized based on antioxidant package design and exposure conditions (temperature, UV intensity)

    Downstream process integration

    • Dispensed together with primary antioxidants and pigments into resin melt during extrusion, compounding, or masterbatch production; dosing managed by automated loss-in-weight feeders or gravimetric batchers

    Final product types

    • Polypropylene and polyethylene films
    • Automotive exterior/interior plastic parts
    • Construction-grade polymer boards and sheets
    • Outdoor cable insulation and weatherproof polymer housings

    4. Chemical Intermediate in Specialty Organic Synthesis

    Fine chemical manufacturers rely on this dithiophosphate as a phosphorothioate building block, particularly in synthesis routes involving thioester and phosphorous moieties for agrochemical active ingredients, pharmaceutical intermediates, and select functional surfactants. Its reactivity under mild to moderate conditions provides regioselective transformation without excessive byproduct formation and is chosen for applications where direct thio-phosphorylation accelerates assembly of complex molecules.

    Industry compliance standards

    • Current Good Manufacturing Practice (cGMP) for active pharmaceutical ingredient (API) synthesis (ICH Q7)
    • REACH compliance for chemical intermediate supply chain
    • ISO 9001 and ISO 14001 for specialty chemical operations
    • Certificate of Suitability (CEP) for pharmaceutical supply, where applicable

    Typical usage ratio

    • 0.2–2.0 molar equivalents per reaction step, based on desired stoichiometry with precursor substrates and conversion yield targets; typically refined during pilot-scale optimization

    Downstream process integration

    • Charged directly to reaction vessels with base or acid catalysts for step-growth or condensation reactions; added under inert atmosphere conditions for moisture-sensitive syntheses

    Final product types

    • Agrochemical actives such as organophosphorus pesticides
    • Pharmaceutical intermediates containing thioester-phosphorus units
    • Specialty surfactants and emulsifiers
    • High-purity fine chemicals for further downstream synthesis
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    Certification & Compliance
    More Introduction

    Introducing O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] Dithiophosphate: A Chemical Manufacturer’s Perspective

    Developed With Purpose

    O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] dithiophosphate, often referenced within the industry as a specialized organophosphorus compound, brings a unique value to the segment of chelating agents and flotation reagents. Direct from the synthesis line at our facility, this compound stands as a product shaped by both the chemistry at its core and the practical realities of its primary end uses.

    In the field, every molecule of this compound represents a process handled with precision and purpose. Over time, we've adjusted our protocols to deliver reliability and quality across each batch, guided by experience rather than the shifting trends of the trading market. Down on the plant floor, you will not find shortcuts. A controlled environment and a disciplined synthesis process set the bar for purity and consistency, with rigorous monitoring at every stage.

    Our Model and Its Specifications

    We produce this dithiophosphate in accordance with strict in-house standards and validation methods. Years of continuous manufacturing have led to a stable product with repeatable characteristics. Chemists familiar with these compounds will recognize the importance of maintaining the compound's S-alkyl structure and controlling the esterification. We routinely use advanced liquid chromatography and NMR to confirm identity and purity, so those relying on the ingredient downstream can trust the results on their end.

    Through direct control over synthesis variables, we keep moisture, residual solvents, and sulfur content within narrow bands. Color and clarity are monitored during filtration and purification. Each batch release depends on a full set of chemical tests, not a shortcut, keeping customer operations in the production of fine chemicals, downstream synthesis, or flotation reagents running without interruption from variability. This approach comes from years of feedback from those who handle the material directly—operators and technicians whose input has pushed us away from abstract purity and toward practical usability.

    Where the Product Goes to Work

    Industries tapping into the capabilities of O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] dithiophosphate often look for the right balance of selectivity, stability, and compatibility. In hydrometallurgy, for instance, this compound functions as a collector in flotation, making the separation of metal sulfides both cleaner and more efficient.

    The world of base metal sulfide ore processing has shifted in recent decades, and we’ve seen demand rise for reagents that offer not only high collecting power but also selectivity for challenging matrixes. This dithiophosphate, thanks to its dual ester groups and stable S-alkyl bridge, can give operators a competitive edge. It enhances recovery rates for some specific ores while keeping contamination of froth products to a minimum.

    Formulators in pesticide and specialty chemical synthesis also draw on the unique reactivity of this organophosphate. The molecule’s structure enables formation of new coordination complexes or functionalized intermediates without breaking down under moderate processing conditions. That repeatable performance opens up new possibilities for downstream chemistry, where errors can become expensive and time-consuming very quickly.

    Differences That Matter

    Having started out producing standard O,O-dimethyldithiophosphates, we recognized early on that users need more than a one-size-fits-all approach. Generic dithiophosphates tend to struggle when faced with ores bearing a wide mix of metals, high organic content, or complex pH conditions. Many have watched productivity drop when minor impurities, largely tolerated in undifferentiated products, begin to interfere with process controls or effluent management.

    With O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] dithiophosphate, you get a reagent that holds up better in those demanding scenarios. We have focused the process to avoid common byproducts seen in older synthetic routes — things like residual alkyldiethanolamines or excess phosphorus acids. By managing the kinetics of each stage, we minimize side reactions that can mar assay performance or throw off the stoichiometry in plant operations.

    In alternative dithiophosphates, lower molecular weight esters sometimes lead to unpredictable hydrolysis or volatility in application. This particular composition resists breakdown by water or heat, especially in open-tank conditions where many traditional reagents lose their bite. The ethoxycarbonyl chains, a distinctive feature, create steric effects that enhance both the lifespan and the extraction performance of flotation processes.

    Generic offerings may appear similar on data sheets, but day-to-day use over months exposes differences that data often fails to capture. Maintenance teams notice less fouling in equipment, product managers see more uniform results, and procurement officers find that a slightly higher up-front cost is often offset by reduced downtime and lower volumes required per ton of ore processed.

    Evidence and Industry Feedback

    Feedback from sites moving hundreds of tons of material daily forms the backbone of our product refinement. Operators see real gains in recovery rates and grade purity, especially in mixed ore environments common in mining regions of Southern Africa and Central Asia.

    One major operator in the copper-nickel separation business pointed out that, after switching to our dithiophosphate, their reagent consumption dropped by nearly 20%. Downtime for unscheduled maintenance due to scaling and emulsions also decreased, which technicians attributed directly to the reagent’s persistent composition and cleaner burnoff profile.

    Chemists in specialty synthesis, particularly those using the compound in fine chemical intermediates, have reported improved batch yields. Their feedback has prompted us to tighten trace contaminant specs, which meant modifying some midstream purification stages in-house—real input, real change. Fast adjustments in response to actual user experience differentiate a producer from a mass-volume trader.

    Safe and Responsible Production

    The manufacturing process for O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] dithiophosphate follows guidelines drawn from both our experience and local regulatory requirements. We operate under continuous monitoring, using in-line sensors to detect runaway reactions or deviations from required temperature and pressure windows. Early on, incidents with batch inconsistency made it clear that reactive phosphorus chemistry does not forgive lapses in material handling, so we prioritize a controlled environment.

    Air quality and chemical exposure monitoring in the plant keeps workers safe and reduces risk of cross-contamination. All spent process waste is neutralized before leaving our site, and we actively seek input from downstream partners to locate and minimize sources of persistent organic pollutants or problematic effluents. Over time, improvements in environmental management have not only cut our costs but also built trust with communities near the plant and customers further down the supply chain.

    Transparency about supply chain origin and process adjustments has become expected as environmental concerns spread. We document each batch’s provenance and share all relevant process information on request. Continuous dialogue with environmental authorities and our industrial neighbors supports ongoing improvements rather than just basic compliance.

    The Value of a Manufacturer’s Insight

    Having walked the shop floor and fielded calls from both process engineers and purchasing teams, the gap between production theory and actual benefits stands out more clearly than it might for non-producers. Beyond datasheets and product brochures, successful application requires a firsthand grasp of production, shipment, and real-world use.

    For instance, changes in solvent recovery or minor tweaks to reaction time have ripple effects. Once, a well-meaning efficiency drive led us to refine the recycling loop for one of the precursor solvents. Though the change seemed trivial in tests, multiple downstream clients soon noticed altered odor and marginally worse mixing behavior—a reminder that, in chemicals, experience matters as much as laboratory data or process models.

    It takes cycles of feedback, adaptation, and lab evaluation to reach a product that does not just look good on paper but offers material gains in the hands of operators. As manufacturers, we see these results not as luck or side effect, but as the return on committing to a hands-on, detail-focused approach throughout production, handling, and delivery of O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] dithiophosphate.

    Real-World Challenges and Solution Building

    Every industrial product runs up against practical problems. In the case of this dithiophosphate, variable ore grades and water chemistries at customer sites often present challenges. Years ago, clients experienced inconsistent selectivity with off-the-shelf collectors. Sampling revealed that trace contaminants and batch-to-batch variation dominated their process bottlenecks. Switching to a consistent, tightly specified dithiophosphate compound made troubleshooting much easier, and recovery rates rose as a result.

    It is not uncommon for our technical support team to get called about performance issues only peripherally related to the reagent itself. For example, poor aeration or incorrect slurry pH can mimic the symptoms of a poor collector, leading to wasted time chasing nonexistent chemical variation. To address this, we invest in training for our own staff, visit customer sites, and help operator teams validate both reagent and process factors in parallel. Sharing our firsthand manufacturing knowledge lets end-users distinguish between real chemical issues and process anomalies.

    In response to increased regulatory scrutiny, we have dedicated more resources to analytical trace testing and external certification. Previously, only large multinational buyers would request third-party validation. Today, even smaller processors demand evidence-based assurances before signing off on shipments. By integrating certified mass balance data and third-party audits of raw material sources, we anticipate and answer their concerns about product consistency and supply chain integrity.

    Meeting the Demands of Flotation and Beyond

    Manufacturers who deal with processing copper, lead, nickel, and precious metal ores often operate under a constant pressure to improve yields and cut environmental impact. Using a reagent such as O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] dithiophosphate, tailored to these demanding environments, makes a direct difference. Even subtle variations in reagent quality can significantly shift the economics of a large-scale extraction project.

    In production, we work closely with end users to adjust product features. Some customers opt for tightly controlled acidity or want delivery in a pre-diluted format to suit their site handling protocols. Others require strict control of organic impurities due to regional effluent disposal laws. Our ability to influence process variables inside the manufacturing plant—rather than reactively blending or cutting post-production—has enabled us to meet an expanding set of requirements without undermining batch integrity.

    Regular engagement with analytical chemists and field engineers allows us to trace outcome shifts back to the reagent’s material characteristics. Where other manufacturers rely on sales data or macro trends, we use granular feedback—such as observed particle agglomeration, process water compatibility, or operator-reported mixing times—to feed improvement cycles. Our key learning has been that solving niche pain points for a handful of users often unlocks broader benefits for all clients.

    Application Methods Through Real Experience

    In practice, the application of this dithiophosphate depends on precise dosing and consistent dispersion. Over-dosing can lead to froth stability issues, while under-dosing sacrifices recovery rates. Years of operational experience have provided insight into common mistakes, often stemming from relying solely on theoretical dose rates. Collaborative on-site testing, combined with our chemical’s predictable reactivity profile, means miners and chemical synthesizers alike can dial in optimal performance for each batch of ore or synthetic sequence.

    We have encountered customers transitioning from single-function reagents, only to discover that this dithiophosphate works not only as a collector but improves outcomes in combination with other agents. The molecule’s resistance to thermal and oxidative breakdown supports long cycles in recirculating system designs. Handling advice improvements—ranging from pump compatibility to material transfer—result from years of observing plant pitfalls and addressing the root cause.

    Balancing Innovation and Reliability

    Driving innovation in established chemicals requires more than adjusting molecular structure. Innovation sits in refining the overall production environment and establishing feedback loops with real users. We have made incremental changes to the synthesis routine—a catalyst swap here, an improved filtration there—which sum to a more robust process with fewer surprises and better traceability.

    Lessons learned under actual plant conditions feed directly back into process improvement. If a modification creates even a minor change in stability or performance, the system adjusts rapidly, with cross-sectional teams analyzing the implication for everyone from plant operator to logistics manager. The direct, unbroken line from reactor to tanker truck means precision at every stage.

    We continually update our equipment, from automated dosing controls to improved solvent recovery units, which not only keeps output in spec but also reduces emissions and enhances safety for workers in the plant. As a result, each drum or bulk shipment that leaves the plant is an extension of the hard work and lessons gathered from decades of chemical manufacturing.

    The Manufacturer’s Commitment

    From day one, our role has involved solving practical process problems faced by users. Rather than viewing each batch as just a volume to be filled, we see it as a deliverable shaped as much by real experience as lab protocols. The process loops back—the more our team learns from customer outcomes, the stronger the next delivery becomes.

    Trust in this compound builds slowly, earned through attention to detail and openness about both strengths and limits. Users integrate the reagent not because it is simply available, but because it keeps their systems running efficiently and predictably. Every shipment speaks to the importance of close collaboration between those who make the chemicals and those who depend on them.

    What sets O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] dithiophosphate apart is years of grounded production, direct feedback, and constant technical exchange. This product’s journey includes hard lessons, genuine progress, and persistent efforts to meet the changing needs of industries that rely on steady, reliable performance.

    Looking Ahead: A Chemical Maker’s Outlook

    Future developments in mining, specialty synthesis, and environmental regulations will continue to place new demands on chemical reagents. Our approach will remain rooted in continuous listening, process transparency, and direct engagement—not only to meet requirements, but to exceed what has become standard in the sector.

    By staying focused on both the science and the day-to-day realities of application, we provide more than just a product. We deliver confidence that each batch of O,O-Dimethyl-S-[1,2-Bis(Ethoxycarbonyl)Ethyl] dithiophosphate arrives as promised, performs under real conditions, and adapts based on the honest feedback from those who know the process best.

    In every drum and tank truck, there is a story written by chemists, operators, process engineers, and client partners—a story that continues to grow with every challenge, adjustment, and insight gained.