Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
Follow us:

O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate [Content>5%]

    • Product Name O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate [Content>5%]
    • Alias pyrazophos
    • Einecs 261-836-2
    • 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

    475693

    CAS_Number 3689-24-5
    Molecular_Formula C8H13N2O3PS
    Molecular_Weight 248.24
    Appearance Yellow to brown liquid
    Purity >5%
    Solubility Slightly soluble in water
    Density Approximately 1.26 g/cm3
    Stability Stable under normal conditions
    Odor Characteristic

    As an accredited O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate [Content>5%] factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The packaging is a 500g white HDPE bottle, tightly sealed, clearly labeled with hazard symbols and chemical name: O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate (>5%).
    Shipping O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate [Content>5%] must be shipped in compliance with chemical safety regulations. Use leak-proof, labeled containers and suitable outer packaging. Handle as a potentially hazardous substance; ensure documentation accompanies the shipment. Transit must avoid extreme temperatures and comply with all relevant local, national, and international transport regulations.
    Storage O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate (content >5%) should be stored in a tightly sealed, clearly labeled container in a cool, dry, well-ventilated area away from direct sunlight and incompatible substances such as strong oxidizers. Access should be restricted to trained personnel, with proper chemical safety equipment and spill containment measures available. Avoid storage near heat sources and moisture.
    Application of O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate [Content>5%]

    Applications of O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate [Content>5%] in Industrial Manufacturing

    O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate [Content>5%] finds specialized downstream applications in select segments of the chemical, agricultural, and industrial markets. As a manufacturer, we address rigorous technical standards, precise formulation needs, and distinctive process integration requirements for each downstream industry.

    1. Insecticide Active Ingredient Production

    Leading agrochemical formulators use this raw material as a core intermediate for synthesizing selective pyrazine-derived organophosphate insecticides. Factories require strictly controlled process conditions, particularly in the sulfidation and esterification steps, to produce technical-grade actives. Compliance with both regional pesticide registration and residue analysis standards shapes permissible impurity profiles and batch QC testing. End-use focuses on crop protection solutions targeting persistent pests in regulated agricultural systems. Custom blending ratios and solvent systems are determined by local regulatory maximum residue levels (MRLs), crop tolerance, and specific pest extension.

    Industry compliance standards

    • FAO/WHO Joint Meeting on Pesticide Specifications (JMPS)
    • China Pesticide Management Regulations (GB 3796-2019)
    • EU Regulation (EC) No 1107/2009 for Plant Protection Products
    • EPA 40 CFR Part 180 Pesticide Tolerance Levels (United States)

    Typical usage ratio

    • Raw material content typically comprises 80–92% of the synthesis feedstock for the desired organophosphate active ingredient.
    • Adjustments depend on specified purity, desired technical grade, and downstream formulation route (emulsifiable concentrate or wettable powder).

    Downstream process integration

    • Material is charged after solvent introduction and pH stabilization during active synthesis.
    • Batch reactors require sealed handling to avoid moisture exposure and cross-contamination with other phosphorothioates.
    • Post-synthesis, the intermediate progresses directly to stepwise formulation or microencapsulation lines.
    • QC laboratories sample each lot for phosphorothioate content and target pyrazine ring integrity.

    Final product types

    • Emulsifiable concentrate insecticide technicals
    • Wettable powder and water-dispersible granule insecticides
    • Seed treatment insecticidal coatings
    • Active ingredient technicals for export registration

    2. Industrial Oil Additives Synthesis

    Lubricant and hydraulic fluid manufacturers utilize this phosphorothioate as a niche anti-wear and antioxidant additive precursor, especially for extreme pressure applications. Integration occurs via transesterification and controlled oxidative decomposition, delivering unique sulfur-phosphorus chemistries required by next-generation transmission and gear oil formulations. The industry closely adheres to OEM specifications, RoHS, and REACH guidelines. Final additive packages must demonstrate extended oxidative stability and minimal metal corrosion in field trials and finished goods quality audits.

    Industry compliance standards

    • API (American Petroleum Institute) Lubricant Service Categories
    • ASTM D4951 Standard Test Method for Additive Content (Phosphorus and Sulphur)
    • REACH (EC 1907/2006) Chemical Safety Reports
    • SAE J183 Engine Oil Performance

    Typical usage ratio

    • Custom blends employ 0.2–1.2% phosphorothioate-based intermediates relative to the finished additive concentrate volume.
    • Ratios adjust based on application (industrial gear oil, marine cylinder lubricant, or hydraulic oil).

    Downstream process integration

    • Introduced at the pre-blending stage for additive package manufacturing, following base stock receipt.
    • Operators manage temperature-limited addition to prevent premature degradation of the phosphorothioate ring.
    • Subsequent blending steps include alkylation or secondary antioxidant integration as dictated by the oil type.
    • Final additive packages undergo bench oxidation and anti-corrosion validation.

    Final product types

    • Industrial gear oil additive packages
    • Automotive engine lubricant additives
    • Marine engine oil stabilizer blends
    • Hydraulic fluid anti-wear concentrates

    3. Specialty Flame Retardant Intermediates

    Manufacturers of organophosphorus flame retardants select this compound to derive pyrazine-bearing flame retardant monomers through further functionalization. These intermediates are targeted at engineering plastics demanding non-halogenated fire safety properties, especially in electronics and automotive production. Product qualification depends on detailed toxicological review and compliance with global flame retardant standards for restricted substances and emission control in downstream plastics.

    Industry compliance standards

    • UL 94 Standard for Flammability of Plastic Materials
    • OEKO-TEX Standard 100 for Restricted Substances
    • RoHS Directive 2011/65/EU (Annex II for Phosphorus Compounds)
    • IEC 62321 Testing for Certain Substances in Electrotechnical Products

    Typical usage ratio

    • Base formulations use 2–12% phosphorothioate intermediate per total polymer blend mass.
    • The ratio depends on targeted V0, V1, or HB rating and polymer base (polyamide, ABS, or polyester).

    Downstream process integration

    • Feeds directly into reactor charging step for monomer synthesis, prior to catalyst introduction.
    • Batch records require documentation of all addition rates and compliance with regulated impurity thresholds.
    • Post-functionalization, intermediates supply injection molding compounding lines or are exported for further downstream conversion.
    • Each batch undergoes GC-MS and phosphorus content validation to meet OEM plastic certification.

    Final product types

    • Halogen-free flame retardant masterbatches
    • UL-rated engineering plastics
    • Injection/molding compounds for consumer electronics
    • Automotive interior trim polymers with fire safety ratings

    4. Crop Storage Fumigant Synthesis

    Producers of post-harvest pest control fumigants employ this chemical as a sulfur-phosphorus intermediate, particularly for designing controlled-release tablet and pellet formulations. Manufacturing processes must align with agricultural chemical residue standards and maintain precision control over degradation profile and off-gassing kinetics. Regulatory approval focuses on shelf stability, residue management, and risk assessments for handling and storage safety in large-scale silos and grain warehouses.

    Industry compliance standards

    • Codex Alimentarius Guidelines for Pesticide Residues
    • ISO 17025 Accredited Laboratory Residue Testing
    • US EPA PRIA (Pesticide Registration Improvement Act) Requirements
    • China National Food Safety Standard GB 2763—Maximum Residue Limits for Pesticides in Food

    Typical usage ratio

    • Formulation typically contains 4–10% of the phosphorothioate intermediate, depending on release profile and targeted pest spectrum.
    • Adjustment considers grain moisture, storage environment, and required holding period.

    Downstream process integration

    • Material is introduced at the wet-mixing or granulation stage pre-tabletting.
    • Granulation technicians monitor blend uniformity and tablet compression pressure, ensuring consistent active constituent distribution.
    • Finished forms are then packaged under hermetic conditions and stored in climate-controlled environments prior to dispatch.
    • In-house QA uses chromatography to confirm sulfur-phosphorus content and controlled decomposition profile.

    Final product types

    • Sulfur-phosphorus crop fumigant tablets
    • Controlled-release pelletized post-harvest pest control agents
    • Warehouse protection slow-release carriers
    • Grain storage pest management active chemicals
    Free Quote

    Competitive O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate [Content>5%] prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.

    We will respond to you as soon as possible.

    Tel: +8615371019725

    Email: admin@sinochem-nanjing.com

    Get Free Quote of Sinochem Nanjing Corporation

    Flexible payment, competitive price, premium service - Inquire now!

    Certification & Compliance
    More Introduction

    O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate [Content>5%]: Direct from Our Facility

    Purpose-Driven Chemistry at Its Core

    Here in the manufacturing plant, we don’t fill drums or barrels for the sake of it. Our daily focus lands on one thing: offering O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate with consistent quality and concentration. If you’ve stepped through our batching area, you’d notice the rigorous controls laid into every run. Our product has a content percentage higher than five, and technicians keep that threshold tight, batch after batch. We test right at the source, not at some outsourced lab. If the number doesn’t meet our firm standard, the batch doesn’t clear.

    Formulation, Consistency, and Our Take on Purity

    Our O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate isn’t a mix that changes from order to order. By handling sourcing and synthesis ourselves, we avoid surprises—impurities are real issues, not just numbers on a certificate. Our chemists watch for pyrazinyl group incorporation, monitor the sulfur profile, and check for the tell-tale odor trace that signals a clean process. We believe customers shouldn’t need to worry about hidden contaminants or “batch quirks” down the pipeline. This meant building a synthesis and purification route with fewer by-products, which translates to minimal post-reaction residues.

    Where the Material Finds Its Best Role

    Many clients using our O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate apply it in crop protection and pest management projects or as precursors in research-focused molecules. We got direct calls when manufacturers needed a reliable starting point for their own synthesis—some wanted sharp yields in organophosphate chemistry, others required a molecule with a clean pyrazine moiety. In our own tests with agrochemical formulas, this compound stood out during microemulsion blending and efficacy trials. Our on-site staff monitored stability under storage routines, documented how solvent compatibility panned out, and tracked the active ingredient loss over seasonal warehouse tests. Such feedback steered us to tighten our drying steps and streamline residue removal.

    Model, Specifications, and Delivery Accountability

    We list ours under the model code: DEPP-5Plus. The technical team determines each pallet’s readiness using direct titration and chromatographic checks. People sometimes ask if documentation is just a box-ticking exercise. Around here, we check peak area ratios and match UV signatures before signing off the Certificate of Analysis. Product travels from our plant with labels showing batch date, purity as verified on the same day, and the precisely measured content percentage. No paperwork shuffled from desk to desk. Every pail and drum lot is sealed and recorded here.

    Meeting Demand Without Shortcuts

    Often, supply-chain headlines give chemical producers a bad name. Dilution, blending, or “concentration adjustments” cause inconsistency; that’s not our philosophy. Because we control upstream raw materials, blending or shorting content below five percent never happens. Our drivers and logistics partner visit the same rural sites and research parks where end-users open containers and run the first QC tests. These face-to-face meetings give us quick feedback. The only way to keep a reputation is to avoid resting on it.

    Common Questions Answered from Real-World Experience

    Why does content above five percent matter? It makes a difference when the customer uses the product as an intermediate. Low concentration often forces operators to recalculate dosing or compensate for inactive carrier. Many downstream formulations rely on predictable active levels—changing concentration means more error or waste. During pilot production for large-scale customers, we witnessed direct impacts: too low, and processes stalled; too high, and downstream safety controls tripped unnecessarily. Running a tighter margin helps everyone maintain process efficiency and workplace safety.

    Some clients wonder about stability during transport or long-term storage. Because we fill containers on demand and seal immediately, our stability reports show no meaningful degradation or phase separation for at least a full standard storage cycle under moderate temperature. For customers storing drums over changing seasons, we recommend testing prior to use, though our formula does not require stabilizers or synthetic carriers to “pad” quality. Plant QA teams take random retention samples, store them onsite, then test for degradation at regular intervals. This data drives our plant maintenance and informs every equipment swap or process tweak.

    How DEPP-5Plus Differs from Other Related Compounds

    Chemical producers sometimes mistake one phosphorothioate for another, especially when pyrazinyl vs. non-pyrazinyl groups are involved. Other common products have different alkyl lengths or swap sulfur for oxygen, changing both physical properties and biological interactions. In our routine batch synthesis, pyrazinyl incorporation distinguishes our material—this influences solubility, reactivity, and the end use profile. Clients who tried comparable non-pyrazinyl phosphorothioates gave feedback that their intermediate stability or field trials shifted, often unpredictably, so we focus on strict molecular confirmation.

    From a production view, this compound presents unique purification demands. Unlike universal organophosphates, the pyrazinyl group resists some standard purification methods; it’s not a trivial swap or “catch-all” intermediate. We address this by customizing each purification to batch scale and downstream need, ensuring the profile stays fit for demanding analytical requirements. We engineered our workflow for scenarios demanding both high purity and streamlined process; we didn’t retrofit someone else’s method.

    Supporting Real Operations, Not Just Lab Scale

    Volume buyers, especially from crop protection and specialty chemical companies, look to us as more than a supplier. It’s not uncommon for end users to run their own GC or NMR checks right after unloading—sometimes in less-than-ideal conditions, far from lab benches. Because we grew up handling scale-up risk ourselves, our support goes beyond a technical hotline. If your process behaves differently than expected, or if the compound integrates with a new adjuvant, our chemists pick up the phone. This level of field engagement doesn’t show up in generic product synopses, but it means fewer delays and costly missteps during launches or tech transfer phases.

    Addressing Chemical Stewardship and Regulatory Shifts

    The regulatory climate for organophosphate compounds changed markedly over the past decade. With growing scrutiny from both local environmental agencies and global regulatory bodies, stewardship became real work, not just paperwork. Our facilities moved toward closed-system loading, handling and waste minimization ahead of new compliance deadlines. This reduced fugitive emissions and provided cleaner audit trails for our downstream users. When one major buyer’s audit team wanted verification on residual solvent levels and by-product screening, our technicians walked them through the process, sharing results and on-the-spot analysis. This hands-on transparency allowed us to stay ahead of shifting expectations.

    Direct Feedback: Lessons Learned on the Production Line

    Through two decades of production, we learned that even small changes—different grades of ethanol in extraction, alternate vessel linings, or slight pH swings—shift the outcome on this molecule. We run trial syntheses and record every deviation, feeding back into our training and SOPs. Occasionally, trying to cut process times or streamline costs led to more rework or off-spec batches, so we stick to disciplined routines. Lab teams run weekly retrospectives, dissect near-miss events, and continually question whether current parameters reflect actual best practice or just habit. This rigor goes directly into our O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate batches.

    We also take customer criticism seriously. A few years back, one customer flagged a drift in lot-to-lot sulfur content, which traced back to a subtle change in one valve configuration. Afterward, engineers installed new inline monitoring and tightened valve replacement procedures. Because the original feedback came quickly, we avoided further issues and maintained high returns for both us and the client. In this line of work, the loop between end use and manufacture must stay short, or quality slips before anyone catches it.

    Planning for Supply Stability and Future Demand

    Raw material sourcing comes with volatility no spreadsheet or ERP software fully controls. That’s the reality for any real manufacturer. We work with vetted suppliers who understand our need for consistency, and sometimes adjust order sizes to cope with longer delivery cycles or customs changes. Stockpiling intermediates and key reagents turned into a non-negotiable practice, rather than optional “buffer capacity.” While this ties up working capital, it means buyers get uninterrupted supply, even during regional or international disruptions.

    We’re often asked about expansions or upgrades—whether new reactors would boost supply, or if innovations in process control would lift capacity. We review these each quarter, testing pilot lines under real scheduling pressure. Through these exercises, we discovered certain digital controls don’t replace hands-on intuition when monitoring foaming or subtle shifts during exotherms. Our process engineers maintain tight control over automation without ceding decision points entirely to instrumentation. This keeps our product line resilient, not just large.

    Working with Users as Partners, Not Just Customers

    Manufacturers know each phase of the production line comes with new risks and needs, whether in raw blending or downstream formulation. We walk project teams through options—sometimes tweaking content or volume to fit emerging projects or trial needs. This approach comes from seeing firsthand how off-the-shelf solutions rarely fit unique R&D or pilot demands. By keeping engineering, laboratory, and logistics teams closely linked, we respond quickly when orders spike or regulatory changes hit.

    A few users running regulatory or custom synthesis projects contacted us for technical data beyond standard documentation. We dig up all relevant process history, supply retention samples for cross-verification, and share in-lab notes on idiosyncrasies we observe during large-volume production. By giving access to actual process developers, not just sales reps, we keep information gaps small and build mutual trust. This practical transparency is direct; chemists, process engineers, and QA staff coordinate solutions in real time.

    Supporting Responsible Chemical Use

    Anyone handling organophosphates, including O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate, faces a duty to operate safely—from transport through usage and ultimate disposal. We built our operation around reduction of exposure risk; every loading bay, storage barrel, and package passes compliance checks for containment and labeling. Our people train on specific handling routines and run regular emergency drills. For partners and end-users, we offer guidance on safe integration into local processes, from warehousing conditions to on-site extraction or blending.

    When field sites in remote regions request advice, we support with practical checklists and troubleshooting tips gathered from years of real-world deployment. We avoid generic recommendations in favor of practical insight—such as how to handle drum freezing, correct for trace moisture uptake, or interpret unusual physical changes during product transfer. The relationship doesn’t end at the loading dock; sharing knowledge ensures that risks decrease and performance stays high wherever our product goes.

    How Industry Change and Client Feedback Shape Our Practice

    Chemical manufacturing doesn’t stand still. While research groups might drive innovation, actual production builds on the discipline of constant improvement. O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate has changed along with tightened regulations, sustainability goals, and evolving customer preferences. We believe in learning directly from clients—project setbacks or success stories—instead of just watching market signals.

    Some of our best process enhancements came from solving client headaches: an unexpected residue issue, a mixing challenge, or tighter impurity control prompted by new end-use requirements. These moments bring improvements that flow back into our process, benefit future batches, and ultimately keep our material ahead of the curve—not behind it. Many changes demand patience and up-front investment but repay in reliable output. Actual users, running their processes on fast deadlines, guide these decisions as much as our own experts.

    Real Chemistry, Real Results

    For our production team, every drum of O,O-Diethyl-O-Pyrazin-2-Yl Phosphorothioate isn’t just a commodity—it’s an outcome of continuous refinement, feedback, and rigor on the floor. From content assurance and impurity control through package labeling, it’s a chain of accountability built person to person, not sales pitch to customer. We treat every order as a test of our process and a chance to keep building better outcomes, batch by batch.