|
HS Code |
406318 |
| CAS_Number | 759-94-4 |
| Molecular_Formula | C8H19O3PS3 |
| Molecular_Weight | 290.48 g/mol |
| Appearance | Clear yellow to brown liquid |
| Solubility_in_Water | Insoluble |
| Boiling_Point | Decomposes before boiling |
| Density | 1.19 g/cm3 (approximate) |
| Odor | Characteristic, mercaptan-like |
| Flash_Point | >100°C (estimated) |
| Refractive_Index | 1.519 (approximate) |
| Storage_Temperature | Store in a cool, dry, well-ventilated area |
| Stability | Stable under recommended storage conditions |
As an accredited O,O-Diethyl-S-(2-Ethylsulfinylethyl) Dithiophosphate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 500g white polyethylene bottle with secure screw cap, detailed chemical label, hazard symbols, and batch information clearly displayed. |
| Shipping | **Shipping Description:** O,O-Diethyl-S-(2-Ethylsulfinylethyl) dithiophosphate should be shipped in tightly sealed containers, protected from moisture, heat, and incompatible materials. Use appropriate hazard labeling according to regulations, and transport under conditions that prevent leaks or spills. Follow all applicable guidelines for shipping organophosphorus compounds and consult the safety data sheet (SDS) for specific precautions. |
| Storage | O,O-Diethyl-S-(2-Ethylsulfinylethyl) dithiophosphate should be stored in a cool, dry, well-ventilated area, away from direct sunlight, heat, and incompatible substances such as strong oxidizers and acids. Store in tightly sealed, labeled chemical containers made of compatible material. Keep out of reach of unauthorized personnel, and ensure spill containment measures are in place. Use personal protective equipment when handling. |
Applications of O,O-Diethyl-S-(2-Ethylsulfinylethyl) Dithiophosphate in Industrial ManufacturingO,O-Diethyl-S-(2-Ethylsulfinylethyl) Dithiophosphate serves as a specialized compound in several distinct industrial sectors, predominantly used for its selective functional properties. As the original manufacturer, we supply this intermediate-grade chemical for targeted downstream processes, where well-established formulations and standards govern its usage. Below is a detailed breakdown of real application areas, integration procedures, compliance frameworks, dosing guidelines, and the types of finished products that depend on this raw material. 1. Selective Flotation Reagent in Nonferrous Metal MiningMajor mineral processing operations deploy this compound as a selective collector during ore flotation, particularly for copper and lead sulfide separation. Operators add it during conditioning to target certain mineral surfaces, thereby increasing separation purity and improving concentrate grades. Positive impacts appear in ore bodies containing high sulfur ratios and fine-grained sulfides, where selectivity against iron sulfide minerals like pyrite is crucial. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
2. Active Agent in Industrial Lubricant Additive FormulationsLubricant producers formulate this chemical into antiwear and extreme pressure (EP) additives for high-performance oils used in heavy machinery and processing plants. Its sulfur-phosphorus structure enhances boundary lubrication by forming protective layers on metal surfaces subject to intense friction. Formulators precisely measure input to comply with tribological performance and ash content limits. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
3. Sulfur-Phosphorus Intermediate in Agrochemical SynthesisAgrochemical manufacturers convert this chemical as a key intermediate in the synthesis of selective organophosphorus pesticides for crop protection. Its dual sulfur and phosphorus atoms enable downstream substitution reactions to obtain target active ingredients. The compound’s intermediate reactivity supports controlled synthesis environments under cGMP, maintaining batch traceability and contamination-free processes. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
4. Corrosion Inhibitor Intermediate for Industrial Water TreatmentWater treatment chemical suppliers use this material as a precursor for manufacturing advanced corrosion inhibitor packages for recirculating cooling water and boiler systems. Its organophosphorus backbone provides the basis for stable anti-corrosive compounds after further chemical finishing. Technical teams target precise ratios to ensure compatibility with polymers, co-inhibitors, and flocculants, while also meeting regulatory discharge requirements. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
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O,O-Diethyl-S-(2-Ethylsulfinylethyl) Dithiophosphate plays a specific and valuable role in modern agriculture and industrial chemistry. Our direct experience fabricating and supplying this compound stretches back several decades. During that time, we've carefully refined our processes and quality controls to meet the high standards required for consistent field performance. Unlike third-party traders or generic blenders, our operation handles synthesis from raw base components through to finished product, so we follow every batch’s journey meticulously.
We produce this product in its technically active form, with a consistent specification sheet supported by batch analyses. The typical model our customers request has a minimum assay of 95% by HPLC, guaranteeing strong field activity. Our experience tells us that maintaining low moisture content—always below 0.3%—minimizes caking and handling problems, particularly in large-scale blending operations with other agroinputs. The liquid state simplifies tank mixing, avoiding the clogging issues accompanying some powder alternatives. Our attention to particle size distribution and impurity control ensures that consistency holds between drums and bulk tanks. Color typically falls between pale yellow and light brown, with a mild sulfurous odor that signals freshness and uncompromised storage.
Most buyers look for this compound as a building-block ingredient in modern insecticides, herbicides, or even certain industrial additives. Through trial runs with research partners and working feedback from field users, we've tracked its remarkable compatibility with a wide range of surfactants and solvent carriers. No single molecule fits all, but the sulfinyl side-chain brings a balance of solubility and controlled reactivity. As a result, formulations based on O,O-Diethyl-S-(2-Ethylsulfinylethyl) Dithiophosphate resist breakdown under variable pH or hard-water conditions. That reliability drives demand for this structure over simpler dithiophosphates.
Large-scale soybean and cotton programs, particularly in regions prone to leaching rains, report better season-to-season consistency compared to legacy products. The additional ethylsulfinylethyl group enables more stable binding to soil colloids: this reduces runoff during intense rain events and ensures active ingredient stays at the root interface. Our production team has tested both pure active ingredient and finished blends over multiple growing seasons to validate these benefits, gathering feedback from both local agronomists and regional agricultural research centers.
As a manufacturer, we control each step from sourcing phosphorochloridate precursors to the completion of the dithiophosphate. We invest a lot in closed-system reactors to avoid off-gassing and reduce waste fumes. High-purity oxygen feeds and strictly managed process conditions let us steer the oxidation reaction to generate the ethylsulfinyl side chain with a predictable yield. Years of management on this line taught us that even small temperature or pH deviations can produce undesired side-products, leading to regulatory headaches and disposal costs. Our chemists now rely on real-time in-line spectrometry to readjust dosing, so we maintain both yield and product reliability.
Finished batches undergo both chemical and application testing; field-effectiveness always guides our process corrections. Real-world performance matters much more than certificate values, so we run plant and pest assays for every lot heading to market. Handling challenges—especially in warm climates—require proper stabilization and tight container closures, which we formerly underestimated until spoilage costs in humid warehouses made the lesson clear.
One difference between our O,O-Diethyl-S-(2-Ethylsulfinylethyl) Dithiophosphate and blends from other outfits lies in impurity management. Cheap synthetic shortcuts may yield high nominal active content, but if sulfur-based side products linger above 0.5%, precipitation and reaction instability follow. These impurities can accelerate gumming in tank systems, increasing filter replacement and downtime—costs any grower or blender tries to avoid.
Having run continuous reactors and batch cookers for years, we observe how subtle differences in catalyst and order of reagent addition produce big changes. Our operators work from validated batch sheets, adapted after hundreds of scale-ups. The ethylsulfinylethyl group also brings unique compatibility with phosphonate chelators and micro-nutrient additives, so our customers blend confidently across many crop situations, knowing the dithiophosphate backbone holds together and continues to work as intended.
Commodity dithiophosphates with only alkyl or aryl chains often underperform under changing water conditions. Calcium and magnesium from either ground water or hard tap supplies frequently foul up tank mixes, leading to separation or sludge. O,O-Diethyl-S-(2-Ethylsulfinylethyl) Dithiophosphate, thanks to its additional sulfinyl substitution, bridges this gap. This structural feature appears simple on paper, but it took several years of R&D trials and process adjustments for us to optimize large-scale manufacturing efficiency and repeatability.
Most importantly, our on-plant trials and downstream customer reports continue to confirm that crop protection products containing this ingredient show less variability and stronger shelf stability. We’ve replaced former dithiophosphates for several multinational clients when off-odor, gelling, or low field performance became a problem with prior suppliers. The capacity to deliver unchanged results across different environmental settings supports both regulatory compliance and farmer trust, both of which are fundamentals of responsible chemical manufacturing.
Manufacturing this compound involves a commitment to resource efficiency and safety well before shipments ever leave the plant. Closed-loop wash cycles and vapor recovery traps minimize emissions by capturing solvents and phosphorous residues for recycling. Tackling the odor and exposure risks in our early days led to reengineered reactors and air handling; now we run much cleaner and keep worker exposure near zero. Over time, we found that these investments quickly paid off through fewer interruptions and improved regulatory standing.
Responsible raw material sourcing matters just as much as process containment. Unrefined ethanol supplies or inferior phosphorus trichloride brought us remedial batch rework and storage headaches we don’t wish on anyone. Today, our procurement team only contracts from reliable upstream partners who meet rigorous traceability audits. Experience taught us this upfront work shields workers and customers from product variation and process surprises, and it keeps complaints—and environmental liabilities—down.
Compared to older dithiophosphate processes that produced large salt byproduct streams, modern methods tightly coordinate reactant addition and in-line neutralization. This practice almost doubles the efficiency of product recovery and greatly reduces post-process wastewater volume. Instead of shipping off truckloads of neutralized salts, we recover and recycle much of the reaction solvent, reducing both costs and chemical consumption. All effluent from our lines is batch-analyzed before being routed through on-site treatment units. Complying with the strictest discharge standards matters both for community trust and regulatory continuity; lessons rooted in early enforcement visits and corrective action plans changed the way we approach even small spills and leaks.
Our facility faces regular audits, product registration reviews, and ongoing compliance scrutiny from multiple authorities. Each year, regulations increase, adding new guardrails for allowable residues, permitted co-formulants, and handling protocols. Consistency in product purity isn’t just about reputation—it directly affects whether farmers and industrial users can keep operating their equipment and meet export standards. Our technical team spends hundreds of hours annually revalidating analytical methods and keeping documentation transparent and accessible for regulatory partners. Tracing each product lot through full chain-of-custody documentation not only serves compliance, but also gives downstream users confidence about what they're applying.
Our process changes and documentation have grown from field-driven problems, not just boardroom directives. A practical example came when trace residues of a now-restricted impurity were flagged in routine export checks. Immediate root-cause work led to in-factory changes, updated catalytic quenching steps, and a new round of field validations. We saw off-patent competitors lose business as their product failed new restrictions, but our customers sailed on with no disruption.
Direct dialogue with agrochemical formulators, ag extension services, and large-scale farming operations shapes the improvement of our O,O-Diethyl-S-(2-Ethylsulfinylethyl) Dithiophosphate line. Several years ago, transportation teams struggled with package leaks in hot climates; after several consultation rounds, our packaging unit invested in new liner technology, reducing evaporation and odor escape. Simple packaging changes, informed by real user feedback, improve not just safety but also cost-of-use.
In another example, one major customer operating in rice growing regions asked for improved cold-weather handling. Frequent tank settling in lower temperatures had slowed spray operations. Our technical staff collaborated with their plant division, tested anti-settling agents compatible with the dithiophosphate backbone, and adjusted pour point with minimal impact to active performance. This type of continual improvement forms the backbone of our long-standing customer relationships.
No manufacturing run goes perfectly each time. We have dealt with unforeseen reaction quirks, minor supply chain interruptions, and once, a full plant power failure. Recovery depends on skilled crews, well-built process monitoring, and hard-won experience responding to the unexpected. These lessons mean our shipments rarely see delays, and our customers know they can rely on honest batch reporting and timely updates.
Research doesn’t stop. While earlier forms of dithiophosphates staked out their place largely through aggressive marketing, only real improvements in compound stability, soil interaction, and tank mixability push adoption further. Our R&D staff work hand-in-hand with academic and applied research partners, exploring modifications to both the core dithiophosphate and its side chains. Our facility continues to explore greener oxidants and catalyst packages. Reducing synthetic complexity and improving atom economy are daily pursuits in our pilot bays.
Looking down the road, expanding crop protection and industrial applications will demand even tighter production controls and rapid scaling adaptability. Product stewardship relies on not just chemical know-how but also robust worker training, community education, and open lines for reporting concerns across the full value chain.
Feedback loops power our improvement cycle. End-users often report subtle issues that standard lab quality checks miss, such as residue formation in spray tanks, or interaction with specific adjuvants that weren’t part of the original validation runs. We maintain open customer support lines not as an afterthought, but as a core component of continuous process and product tuning. We’ve learned over years that rapid action on those reports sustains trust, both for our brand and for the long-term safety and productivity of users.
This feedback not only guides technical improvement but also informs our stewardship education materials and support programs. Often, a grower or blender’s operational tweak sparks an idea that, scaled up, helps thousands of acres achieve more with less waste. Transparent, two-way communication keeps our product fitting new needs as farmers and industrial users adapt to changing environmental pressures and regulatory requirements.
Manufacturing O,O-Diethyl-S-(2-Ethylsulfinylethyl) Dithiophosphate brings both opportunity and responsibility. The complex chemistry and supply chains demand clarity about what goes in and what comes out. We maintain digital batch tracking, layered file storage for analytical and safety documents, and regular review with outside experts to ensure both public safety and business continuity. Customers always have access to complete documentation for every order shipped.
We've learned that trust forms over repeated, successful cycles of production, shipment, and use — not from marketing promises. Every improvement or corrective step is logged, shared with both our customers and our internal review boards, keeping our practices grounded in real results and open discussion.
While chemical manufacturing has often been seen narrowly as production, we recognize that finished material only earns its keep when it helps people solve real-world problems. Our staff continually seek ways to help users reduce losses and run more productive operations, whether it’s through providing technical guidance, sharing application know-how, or making advice available for safe handling and storage.
In making O,O-Diethyl-S-(2-Ethylsulfinylethyl) Dithiophosphate, we focus daily on timely supply, solid performance in mixing tanks and fields, and long-term reliability from season to season. Direct responsibility for every liter sent out the door shapes each improvement we make, whether on the process line or the support line.
Real progress occurs through steady feedback and a willingness to evolve. Our approach to making O,O-Diethyl-S-(2-Ethylsulfinylethyl) Dithiophosphate reflects years of listening, adapting, and investing in both process knowledge and partnership with growers, formulation specialists, and industrial users. We define our success by results at all stages — from secure packaging to dependable field outcomes.
As the industry shifts toward integrated, sustainable solutions, we see clear opportunities for further product enhancement, improved process safety, and collaborative problem-solving. Our work continues, driven by the trust users place in our products and by the challenges that keep us improving each batch.