Products

O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate

    • Product Name: O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate
    • Alias: Quinolphos
    • Einecs: 254-679-0
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications
    HS Code 538599
    Product Name O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate
    Cas Number 2439-99-8
    Molecular Formula C12H15N2O3PS
    Molecular Weight 298.30 g/mol
    Appearance Yellowish crystalline solid
    Melting Point 78-80°C
    Solubility Slightly soluble in water
    Boiling Point Decomposes before boiling
    Density 1.26 g/cm3 (approximate)
    Synonyms Quinoxalin-2-yl diethyl phosphorothioate
    Structure Type Organophosphorothioate ester
    Storage Temperature Store at 2-8°C
    Application Intermediate for pesticides

    As an accredited O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate 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 25g amber glass bottle with a secure screw cap, labeled with product name, quantity, and safety information.
    Shipping O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate should be shipped in tightly sealed containers, protected from moisture and direct sunlight. It must be classified, labeled, and transported according to hazardous material regulations, typically via ground or air in compliance with safety standards. Ensure appropriate documentation and emergency procedures accompany the shipment.
    Storage O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area, away from heat, moisture, and incompatible substances such as strong oxidizers. Keep it out of direct sunlight and secure from unauthorized access. Clearly label the container and follow all applicable handling, storage, and disposal regulations to prevent accidental exposure.
    Application of O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate

    Applications of O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate in Industrial Manufacturing

    O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate is selected by leading industrial manufacturers for its distinctive role in specialty agrochemical synthesis, seed treatment concentrates, insecticidal formulation intermediates, and advanced crop protection compounds. As a direct manufacturer, we integrate strict quality controls and ensure material consistency to support demanding downstream processes in regulated sectors worldwide.

    1. Synthesis of Organophosphorus Agrochemical Intermediates

    Leading agrochemical producers incorporate this phosphorothioate into the synthesis route of advanced quinoxaline-based insecticides and miticides. It often serves as a nucleophilic agent, enabling the introduction of phosphorothioate groups onto key aromatic scaffolds under controlled temperature and catalyst conditions. This facilitates the targeted development of active molecules with specified bioactivity profiles. Formulators adjust charge ratios based on desired output purity and local substrate reactivity, respecting site-specific residue limits determined by end-use countries.

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    2. Active Ingredient for Seed Treatment Concentrates

    Major seed protection formulators utilize this material as a key component when producing concentrated seed treatment agents targeting soil-borne pests. The inclusion level is precisely controlled to ensure both systemic activity and regulatory residue compliance. Formulation chemists blend the active with polymeric binders and surfactants to achieve uniform seed coat coverage and maximal uptake during germination. Batch QC includes targeted residue analysis and migration studies in compliance with regional MRLs (Maximum Residue Limits).

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    3. Intermediate for Insecticidal Microencapsulation Formulations

    Specialty microencapsulation producers introduce this compound as a reactive agent during the formation of slow-release insecticidal matrices. Its functional group chemistry supports controlled encapsulation, allowing designed release rates matched to pest lifecycle requirements. Manufacturing involves emulsification followed by in situ polymerization, where the material’s stability under process conditions delivers batch-to-batch repeatability and performance predictability.

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    4. Raw Material for Specialty Crop Protection Agents in Integrated Pest Management (IPM) Solutions

    IPM program solution developers select this phosphorothioate derivative as a foundation for combination crop protection agents. Development pipelines integrate it to generate active blends providing both broad-spectrum activity and resistance management advantages. Blending frequently leverages co-dissolution in solvent bases or direct dissolution under controlled agitation, with strict documentation of batch genealogy and product traceability. Registration dossiers require detailed analytical validation and trace impurity profiling for market acceptance.

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    Free Quote

    Competitive O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please contact us at +8615365186327 or mail to admin@ascent-chem.com.

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    Email: admin@ascent-chem.com

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    Certification & Compliance
    More Introduction

    Introducing O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate: Perspectives from the Manufacturer

    Understanding the Product from the Factory Floor

    Every batch of O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate that leaves our production line reflects decades of hard work, a commitment to process control, and the lessons learned by our chemists and technicians. We do not simply blend purchased intermediates and pack the end product into bags or drums—the history of each batch can be traced along the steps of synthesis, purification, drying, and QA, managed by our own technical teams.

    Chemically, this compound combines the core functionality of phosphorothioates and quinoxaline derivatives, giving it properties that set it apart in practical use. As the manufacturer, we track how quality can shift based on adjustments in raw material sourcing, temperature curves, and even the age of the silica gel used for chromatography. Problems in these areas never disappear by the time our product reaches users, so we actively address them at source.

    Purity and Control at Scale

    Purity affects every step of a customer’s process, whether they are running high-throughput screening or synthesizing advanced materials. While laboratory-scale synthesis might deliver a compound with impressive analytical purity, scaling up this product introduces several pain points that outsiders tend to overlook. Impurities may pass unnoticed in small samples but can become significant at the multi-kilogram level. Over the years, we’ve learned to minimize by-products such as quinoxaline-related oligomers and phosphorus-containing analogs, both of which can introduce variability downstream.

    Standard practice in our plant includes GC-MS and HPLC tests for every batch, followed by additional NMR verification for critical lots. Our team has invested in optimizing crystallization and solvent exchange steps to lower residual solvents below internationally recognized limits. This hands-on approach keeps complaints and returns down, and builds long-term user trust.

    Physical Characteristics: What Users Notice Most

    Customers often ask how our production process affects appearance, solubility, and handling. Technical teams in our plant have experimented with drying cycles, filtration media, and even humidity control in storage areas, because these factors turn lab-scale powder into reliable industrial product. Pellets show less dust and clumping than fine powders, but switching forms can alter dosing rates and dissolution times. Experience has taught us that finer powders speed up solution prep but increase exposure risk for operators. We adjust output based on customer feedback and our own observations from application trials.

    Color shifts say a lot about trace impurities. Our in-house blending method, paired with particle size control, keeps the material stable and easier to measure. Feedback from our long-term agricultural partners led us to set guidelines for free-flowing granules that avoid caking during long sea shipments.

    Applications: Behind-the-Scenes Value in Synthesis and Crop Protection

    O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate stands out in pesticide research and as an intermediate in the preparation of specialized chemicals. Its phosphorus-sulfur moiety brings unique reactivity, which can be tuned by adjusting reaction parameters or using specific catalysts. As chemical manufacturers, we’ve collaborated directly with R&D teams who test our batches in their pilot plants or field stations, allowing us to see first-hand the challenges and advantages in applied research.

    One practical difference from more conventional phosphorothioates lies in its balance of stability and reactivity. Many competing products struggle to tolerate long storage in regions with high humidity or temperature swings; our in-house stabilization package and packaging upgrade projects have extended shelf stability time. Collaborations with clients in tropical regions highlighted packaging weaknesses, prompting us to work with packaging chemists and end users to upgrade lined containers and moisture barrier systems. We take responsibility for these details because failed batch performance downstream often traces back to production or packaging shortcuts.

    Environmental and Safety Considerations in Manufacturing

    Handling phosphorus and sulfur compounds raises safety questions at every stage, starting with the reactor. At scale, minor inefficiencies become major waste streams. Our plant teams use both in-line monitoring and operator inspections to catch leaks and emissions issues before they leave the containment area. We have adapted workspace design and process controls to reduce personal exposure and solvent disposal.

    Local inspectors have toured our facility and watched our disposal and recycling operations. Their feedback has driven better air scrubbing and spent solvent reclamation processes, which, in practical terms, help us control costs and minimize our impact on the local environment. Our investment in automated safety controls grew out of an accident investigation committee many years ago. Now, continuous improvement drives adoption of better ventilation, explosion mitigation, and closed-system filling rigs for shipping out our final product.

    Why Users Choose O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate from a Manufacturer

    Real-world users comment most frequently on stability, traceability, and performance consistency. As manufacturers, we understand the difference between lab-grade samples and industrial supply chains. Communication with customers has convinced us that analytical data alone does not reflect true process consistency. Many formulation plants blend and dilute chemicals from numerous suppliers, often seeing unexpected side-reactions or shelf life drops. By keeping production in-house and offering batch-level documentation, we reduce these unknowns.

    Supporting pilot projects and production scale-ups taught us that even small shifts in impurity levels or moisture content can cause downstream headaches. By limiting the distribution chain, we maintain stewardship over our material’s identity—from reactant purchasing through every process log our operators fill out, up to the point of delivery. Repairing damaged reputation takes years, so we invest in excess QA at our own cost.

    What Sets This Compound Apart from Similar Products

    Almost every user tells us that alternatives sourced from traders or importers run into hidden issues: supply bottlenecks, vague documentation, or inconsistent packaging. By comparison, our batches display clear spectral fingerprints, full supplier-to-batch traceability, and hands-on after-sales technical support. For this class of phosphorothioate, the challenge comes in maintaining batch stability not just for weeks, but over shipping times that stretch to two or three months. Our QA teams closely track the markers—moisture, residual solvents, off-color, and NMR spectrum clarity—that predict success or failure in end-use.

    Compared to more basic organophosphorus compounds, O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate offers a tuned reactivity, making it easier for downstream chemists to selectively modify target molecules without generating excessive by-products. It opens up intermediate stages for crop protection molecules or specialty materials where high selectivity and reliable conversion matter. Speaking from our years of process collaboration, research groups tell us this compound fills a precise niche between unstable short-lived intermediates and generic, less useful options.

    Field Feedback: Direct Lessons from End Users

    Agronomists and chemical formulators appreciate knowing where their intermediates originate. After several seasons of working with research plots and processing lines running our material, we receive specific feedback about persistence, application rate, and compatibility with other actives. These real-world insights influence our decision-making more than theoretical specs generated in a lab notebook. Sometimes, a minor process tweak results in a cleaner product that blends better or offers longer field stability, and we act on reports from both lab and field teams.

    One recent season brought unusually humid storage conditions, which, without proper foresight, could have compromised shipments in bulk bags. User feedback prompted us to adopt new liner materials and humidity indicators, addressing the issue before any quality complaints reached distribution. This straightforward, ongoing loop between end-user experience and plant process makes for an evolving, more reliable product.

    Product Reliability Versus Distribution-Chain Gaps

    Direct manufacturing experience shapes our response to supply challenges and shifting regulation. Demand surges rarely follow a neat pattern, and traders often build delays into their process to balance multiple competing orders. By holding scheduled inventory and using make-to-order lines, we deliver predictably and can buffer against sudden market spikes, giving research and operations managers more confidence in their workflows.

    International users, particularly those scaling up new projects, find that untraceable intermediates from unfamiliar distributors put regulatory and safety compliance at risk. Our in-house regulatory team works with both customer documentation teams and regional regulators to ensure that legitimate manufacturing records match paperwork all the way back to source. Because our own team fills out and signs every batch log, and because shipment prep happens under the same roof, paperwork follows practice. In chemical manufacturing, transparent paperwork often signals responsible practice upstream.

    Investing in Research and Process Innovation

    As a company that both develops and produces O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate, we allocate R&D resources each year to improving yield, purity, and safety. Some advances come from switching out a hazardous reagent for a safer analog, while others result from optimizing heating and cooling curves on automated reactors. Process chemists and plant engineers regularly trial alternative solvents or reaction sequences, not just for efficiency, but to pre-empt regulatory restrictions or customer-specific needs.

    From a practical standpoint, keeping batch records and employing real-time data tracking helps us spot trends before failures occur. If a filtration step starts trending toward impairment—often indicated by rising backpressure or flow times—we halt operations, review the last shift report, and physically inspect the stage before proceeding. This attention to detail stems from hard experience, not just best-practices literature.

    Aligned with Sustainability, Not Just Compliance

    Manufacturing chemicals responsibly takes more than box-ticking. Our facility reviews wastewater and emission streams on a weekly schedule, investing in off-gas treatment—particularly due to the sulfur content inherent in phosphorothioates. Waste minimization projects have recovered significant solvent volumes each month, keeping disposal costs down and reducing our environmental footprint.

    Employees receive practical hazard handling and environmental training, drawn from incidents both here and reported at peer plants worldwide. This continuous loop of observation, documentation, and improvement drives ongoing risk reduction and predictable output, not simply to pass inspection, but because fewer near-misses and incidents directly improve product and worker safety.

    Technical Collaboration: Answering Real User Questions

    Our technical support and sales teams, stationed at the main facility, provide feedback and troubleshooting to chemical plants, agricultural researchers, and QA departments using our material. We log all inquiries—successful or not—as a knowledge base continuously referenced for process improvement. Sometimes, a question about solubility or a suspected impurity leads to a change in screening tests or an update in drying protocol, affecting output in ways only a manufacturer with a long feedback loop can recognize and adapt to.

    This responsive approach comes from listening more closely to complaints than to routine orders. Each end-user concern carries an insight for improving product outcome or avoiding future problems. We have tighter control, faster adaptation, and more reliable delivery than trading-driven processes, especially when shifting global conditions or evolving standards apply.

    Looking Forward: Supporting Industry Progress

    O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate is more than just another entry in a product catalogue—it supports both core research and real-world chemical manufacture. As users ask for better performance, lower toxicity, and improved traceability, our manufacturing team expects to revisit old processes, experiment with greener solvents, and respond directly to shifts in end-use trends.

    Relying on direct feedback, maintaining batch integrity, and building improvements into both production technologies and end packaging serve more than just compliance targets—they deliver value based on real process knowledge. Those working with our material see measurable advantages in process reproducibility, product consistency, and support for ambitious science and industry projects worldwide.

    Direct Accountability: The Manufacturer’s Ongoing Commitment

    Every batch of O,O-Diethyl-O-Quinoxalin-2-Yl Phosphorothioate reaches users after hand-offs between chemists, safety teams, QA staff, and logistics coordinators—each accountable to the goals of reliability and verifiable quality. Problems spotted at any point in the chain come back to the originating manufacturing process, not a faceless distributor. This culture of accountability shapes every technical upgrade, scheduling decision, and customer interaction. If something goes wrong, we trace it, solve it, and rework until the standard matches user expectation.

    Customer needs do not remain static. As new markets open or regulatory frameworks shift, chemical process and product requirements also shift. Working with customers and regulatory partners ensures our product adapts to purpose, delivering clear improvements downstream. Our experience, gained through years of both missteps and achievements, means users gain not only a chemical, but a connection to every lesson learned along the way.

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