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Diethyl Iodomethylphosphonate

    • Product Name Diethyl Iodomethylphosphonate
    • Alias CAS: 852-89-9
    • Einecs 259-995-3
    • 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

    162342

    Cas Number 80893-78-7
    Molecular Formula C5H12IO3P
    Molecular Weight 294.03 g/mol
    Appearance Colorless to pale yellow liquid
    Density 1.662 g/cm3
    Boiling Point 150-155°C at 14 mmHg
    Refractive Index 1.498
    Purity Typically >97%
    Solubility Soluble in organic solvents (e.g., dichloromethane, ether)

    As an accredited Diethyl Iodomethylphosphonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Diethyl Iodomethylphosphonate is packaged in a 25g amber glass bottle, sealed with a PTFE-lined cap, and labeled for laboratory use.
    Shipping Diethyl Iodomethylphosphonate should be shipped in tightly sealed containers, protected from light and moisture. It must be packed according to hazardous chemical regulations, labeled appropriately, and transported by certified carriers. Ensure compliance with local, national, and international shipping standards for hazardous materials. Handle with care to prevent leaks or spills during transit.
    Storage Diethyl Iodomethylphosphonate should be stored in a tightly sealed container, away from light, moisture, and incompatible substances such as strong oxidizers and bases. Keep it in a cool, dry, well-ventilated area, preferably in a designated chemical storage cabinet. Properly label the container and ensure secondary containment to prevent leaks or spills. Handle with appropriate personal protective equipment.
    Application of Diethyl Iodomethylphosphonate

    Applications of Diethyl Iodomethylphosphonate in Industrial Manufacturing

    As the original manufacturer of Diethyl Iodomethylphosphonate, we serve specialized sectors requiring highly selective phosphonate intermediates for downstream synthesis. Below, we detail the most established application scenarios where this raw material plays a critical role in industrial-scale workflows.

    1. Pharmaceutical API Synthesis: Nucleoside Analogue Intermediates

    Leading pharmaceutical companies utilize our material as a key alkylating agent during the synthesis of nucleotide and nucleoside analogues, especially in the antiviral and anti-tumor segments. The iodomethylphosphonate group acts as a functional intermediate, directly enabling methylene phosphonate introduction in the molecular backbone via the Michaelis–Arbuzov reaction. Process engineers control the addition of our phosphonate to ensure high conversion rates, preserve molecular integrity, and maintain batch-to-batch consistency under strict cGMP protocols. This approach supports streamlined production of advanced pharmaceutical intermediates.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practices for Active Pharmaceutical Ingredients
    • 21 CFR Parts 210/211 – US FDA cGMPs
    • EU GMP Guidelines – EudraLex Vol 4
    • USP and EP Monographs for APIs, where applicable

    Typical usage ratio

    • 0.6–1.3 molar equivalents relative to starting nucleoside or chiral alcohol base, adjusted based on desired yield and scale-up requirements

    Downstream process integration

    • Added post-protection and pre-oxidation after first-stage intermediate purification; integrated in closed glass-lined reactors to prevent side reactions

    Final product types

    • Tenofovir disoproxil/intermediate compounds
    • Adefovir and extensions
    • Other phosphonate-containing nucleoside APIs

    2. Agrochemical Synthesis: Herbicide and Insecticide Intermediates

    Major agrochemical manufacturers rely on our phosphonate as an alkyl source in the production of organophosphorus-based herbicide and insecticide intermediates. The compound functions as a phosphonomethylation reagent for creating phosphonate ester bridges critical to the biological activity of these agricultural products. Technicians in this segment optimize the addition rate to control by-product formation and maximize conversion under high-throughput conditions, meeting both local and international agrochemical regulations.

    Industry compliance standards

    • ISO 9001:2015 Quality Management Systems
    • FAO/WHO Specifications for pesticide active ingredients
    • REACH regulation (EC) No 1907/2006 for industrial chemicals in the EU
    • China GB2763 standards for pesticide residue limits (where applicable)

    Typical usage ratio

    • 1.0 molar equivalent per target subunit in the organophosphorus core, with adjustments made for impurity profile and economic optimization

    Downstream process integration

    • Introduced in the condensation or alkylation stage following initial halide activation, then purified via liquid-liquid extraction and crystallization

    Final product types

    • Glyphosate intermediate precursors
    • Phosphonate-linked phenyl or pyridine derivatives for herbicides
    • Custom synthetic intermediates for new-generation insecticides

    3. Flame Retardant Additive Manufacturing

    Producers of high-performance flame-retardant additives use this material for the introduction of phosphorus-containing side chains in the final halogen-phosphonate esters and their derivatives. This compound’s iodomethyl group specifically allows unique phosphorus-based frameworks to be constructed during the oligomerization stage, which enhances flame retardancy efficiency in both plastics and textiles. Technologists directly control dosage and purity of the additive to align with national flame retarding regulations and fire safety test results.

    Industry compliance standards

    • EN 13501-1: Fire classification of construction products and building elements
    • UL 94: Standard for Safety of Flammability of Plastic Materials
    • Oeko-Tex® Standard 100 for harmful substances in textiles
    • ISO 178, ISO 180 for plastics mechanical property impact

    Typical usage ratio

    • 1–5 wt% relative to total polymer resin mass in batch mixing, adjusted to targeted flame retardancy rating (e.g., V-0, V-2)

    Downstream process integration

    • Fed as a precursor during the formation of masterbatch additives or direct compound blending before extrusion or fiber spinning

    Final product types

    • Flame-retardant ABS/PC blends
    • Polyester flame-retardant staple fibers
    • Thermoplastic masterbatch concentrates for construction and electronics

    4. Synthesis of Specialty Phosphonate Ligands for Metal Chelation

    Specialty chemical manufacturers involved in water treatment and catalysis employ our material as a raw phosphonate source for high-affinity chelating ligand synthesis. The unique iodomethyl functionality supports one-pot synthesis of ligands designed for scale-up in industrial chelation, especially in formulations targeting heavy metal capture and catalysis optimization. Chemists monitor precise dosing for maximizing selectivity and performance in the final ligand structure.

    Industry compliance standards

    • EN 15040: Chemicals used for treatment of water for human consumption
    • ISO 14001:2015 Environmental Management Systems
    • REACH registered intermediates (EC No. 1907/2006)
    • ASTM D512 for phosphate quantification in water treatment products

    Typical usage ratio

    • 0.8–1.1 molar equivalents in the ligand functional group assembly process, tuned based on chelation efficiency requirements

    Downstream process integration

    • Added post-alkylation and prior to ligand purification and salt formation in aqueous or solvent-based synthesis reactors

    Final product types

    • Advanced water treatment chelating agents
    • Catalyst precursors for industrial metal extraction
    • Phosphonate-polycarboxylate blend additives for scale inhibition

    5. Synthesis of Phosphonate-Functionalized Monomers for Polymer Modification

    Polymer R&D divisions of major materials science firms utilize our compound to introduce phosphonate groups via iodomethylphosphonate alkylation, especially when designing custom acrylate or epoxy monomers for downstream copolymerization. This selective functionalization enhances the resulting polymer’s anti-corrosive or ion-exchange capabilities. Manufacturing engineers optimize charge ratios to maintain homogeneity and molecular weight specifications, especially under continuous production.

    Industry compliance standards

    • ISO 9001 and ISO 14001 certified operations
    • RoHS 2 Directive (2011/65/EU) for electrical and electronic equipment polymers
    • ASTM D610, ASTM D1654 for protective coatings performance
    • EU Regulation (EC) No 1935/2004 for food contact materials, if relevant to packaging

    Typical usage ratio

    • 1.5–3.0% by polymerizable group content; fine-tuned for desired degree of functionalization and regulatory limitations

    Downstream process integration

    • Alkylating agent fed during the controlled radical polymerization or pre-polymer mixing stage, immediately prior to backbone extension or crosslinking

    Final product types

    • Phosphonate-modified epoxy resins
    • Anti-corrosive aqueous dispersions for coatings
    • High-performance ion-exchange membranes
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    Certification & Compliance
    More Introduction

    Diethyl Iodomethylphosphonate: Precision and Reliability for Advanced Synthesis

    At our plant, chemistry never stands still. We're focused on drawing robust molecules into reality, and Diethyl Iodomethylphosphonate represents a prime example of the kind of specialty chemical we offer to professionals carrying out organophosphorus chemistry. Over years in the field, our teams have learned how critical it is to deliver not just the molecules demanded by industries and researchers, but entire experiences rooted in consistency, reliability, and hard-won expertise. Diethyl Iodomethylphosphonate, as it flows through our reactors and is collected with careful handling, illustrates a mix of complexity and simplicity: a carefully controlled iodoalkyl phosphonate, built on a foundation of reaction reproducibility and chemical purity.

    Product Model and Specifications

    Chemists recognize Diethyl Iodomethylphosphonate as a clear, colorless to pale yellow liquid. Its purity stands as a testament to strict batch control and rigorous analytical testing at every stage. We observe both traditional titration and advanced chromatographic methods, balancing proven procedures and new technology as we keep impurities—especially halide and phosphorus side products—well below levels that might sabotage downstream syntheses. Boiling points are checked for every batch, and over the years, modest adjustments to distillation columns and the choice of packing have meant steadier yields and less variability.

    Our most requested specification includes a minimum assay content above 98%, with water content controlled by Karl Fischer titration to under 0.3%. We ship in glass ampoules or specially coated steel drums—never risking contamination from plastics. Freshness gets tracked through on-site inventory software, so every order hits the dock within days of packing.

    Unique Features and Challenges

    What sets Diethyl Iodomethylphosphonate apart from comparable alkylating agents is the stability of the P–C bond and the convenient reactivity of the methylene iodide group. Specialists in phosphorus chemistry appreciate how this reagent couples easily, with yields that put it ahead of older iodo analogs or trialkylphosphonates. In our own synthesis lines, we use techniques that keep the process moisture-free—water’s role as nemesis in iodomethylphosphonate chemistry is something we’ve experienced after hours spent cleaning up hydrolysis byproducts. We hold workshops with our operators to reinforce procedural discipline, and have even invested in retrofitting sections of the facility to deal with the corrosiveness and volatility of the iodide intermediates involved.

    Many buyers have used similar reagents, noting issues with batch-to-batch color changes or product instability. That’s a problem we addressed over a decade ago, not by switching vendors for raw iodine, but by re-engineering the way we control temperature and pressure during the iodination stages. Now, our product offers remarkable resistance to decomposition in sealed bottles—a value we’ve confirmed repeatedly under accelerated aging. We also take environmental impact seriously. Operations managers on the shopfloor manage waste iodine streams, using established capture procedures and recycling pathways with local partners, ensuring that every bottle we ship leaves a limited environmental footprint.

    Applications and Roles in Synthesis

    Diethyl Iodomethylphosphonate steps into an arena where few reagents handle the demands of complex organophosphorus coupling. Medicinal chemists, agrochemical developers, and materials scientists come to us with reaction schemes requiring the unique reactivity profile that this molecule delivers. It enters the core stages of Horner–Wadsworth–Emmons reactions, where its methyl group, activated by the electron-withdrawing nature of iodine, enables carbon chain extensions with high selectivity and cleaner workup.

    We’ve worked with academic teams needing reliable alkylating agents, as well as industrial customers focused on pilot-scale synthesis of biologically active compounds. In our experience, chemists most value the consistent high-yielding reactions and smooth purification steps that our product affords. In some cases, there is no direct substitute; attempts to use simpler trialkylphosphonates or iodomethyl analogs without phosphonate groups result in stubborn byproduct formation or incomplete conversions.

    Across multiple sectors, safety takes top priority. Diethyl Iodomethylphosphonate does call for trained handling—inhalation of vapors is something we strictly warn against, and all staff working with the compound undergo regular training. Despite this, with standard precautions, bench chemists find it manageable, and we don’t often get reports of major accidents. Our own long-term toxicity testing aligns with existing published findings and reinforces the need for fume-hood usage and nitrile gloves.

    Making a Difference in Today’s Chemical Landscape

    Our involvement in custom synthesis contracts and scale-up projects has shown that the demand for high-purity Diethyl Iodomethylphosphonate continues to rise, particularly as industries move toward making more complex molecules. From startups probing potential in antiviral drug pathways to multinationals seeking new crop protection molecules, requests for smaller and larger batches arrive steadily. Sometimes a new customer approaches, unsure about switching from older alkylating reagents. We offer technical support based on direct plant floor experience, helping teams optimize reaction temperatures, select appropriate solvents, and predict potential bottlenecks.

    Clients often ask how our product differs from other iodomethyl phosphonates or from aryl variants. From laboratory to pilot plant, the story stays the same: robust yields, better process control, and easier post-reaction workup. We can show assay and impurity profiles for every batch, with data pulled from both standard QC and external validation. Our own R&D chemists actively use the product, participating in continuous improvement feedback loops—if a bottleneck appears in process scale-up, plant engineers and chemists gather in person to troubleshoot, rather than sending emails back and forth for weeks.

    Quality Systems Driving Reliability

    Our labs use ISO-aligned protocols, not just for show, but for moving projects from small columns to ton-scale synthesis lines. Raw materials receive pre-approval only after stability and impurity levels undergo scrutiny. Any raw material issue gets discussed openly at our weekly quality meetings. Production chemists meet with our QA team to review deviations, and we publish monthly error reports to drive improvement. Where other suppliers sometimes drift toward lax controls, pressure from customers and our own sense of pride keeps our standards high.

    Vacuum distillation drives the final purification. Every instrument, from glassware to temperature sensors, gets scheduled calibration. We perform GC, NMR, and even in-house elemental analysis, and if a customer needs extra data, we prepare a technical note in short order. Shipping also falls under strict control; our logistics team tracks every shipment and adjusts packaging as regulations shift and international customers need extra compliance guarantees. Hazmat documentation, country-specific labeling, and transit risk assessments all form part of the dispatch process, and we won’t remove a drum from quarantine until the paperwork gets triple-checked.

    Supporting Creative and Scalable Applications

    One key reason Diethyl Iodomethylphosphonate finds favor across research and commercialization lines is its ability to bridge small-scale discovery with large-scale manufacture. Pilot plant engineers rely on reliable, scalable alkylation steps—one off flavor note, one impurity shift, and entire batches are at risk. Our job involves shielding customers from these obstacles. Whether the end use is the creation of bioactive organophosphorus scaffolds, synthesis of flame retardants, or as a stepping stone in multi-stage organometallic routes, we track not only the chemical profile but also long-term stability under different storage conditions.

    We often host application sessions for process chemists and R&D groups—offering not marketing slides, but hands-on workshops with samples straight from the latest batches. Stories from these teams inspire our own process improvement. For example, one customer recently described bottlenecks stemming from trace acid formation during large-scale workups. Feedback like this leads us to tweak washing steps, test neutralization protocols, and sometimes even redesign parts of our glassware or control system to keep byproducts at bay.

    Facing Limitations and Engineering Solutions

    Not every batch flows perfectly—reactivity sometimes fluctuates when atmospheric humidity or raw iodine purity changes. We keep root cause investigation logs and proactively track these trends, and don’t hide minor issues from partners. This transparency has led to long-standing relationships built on mutual trust.

    We also recognize waste and environmental footprint as a serious concern, especially with halogenated organics. For years, we dumped less than ideal residues in a way that today’s standards would reject outright. Now, process improvements, recycling programs, and outside audits all hold us to a higher standard. Our waste management consultant isn’t just a signature on a compliance form—they visit the plant quarterly, walking the shopfloor, reviewing storage tanks, and spotting potential issues before small leaks become regulatory violations.

    Tackling volatility and potential decomposition, we continue to experiment with stabilizers and alternative synthesis routes in our R&D labs. Some projects run for months without a breakthrough, but persistence matters. If a new synthetic handle or cleaner initiator emerges from these studies, we run pilot trials to translate lab learning to plant reality.

    Understanding Choices Across the Chemical Supply Chain

    It’s tempting to chase cheaper sources or to cut corners with storage and transport. Over time, we’ve seen that longevity in this industry comes from an uncompromising attitude towards both quality and customer engagement. New market entrants sometimes push flashy claims about their Diethyl Iodomethylphosphonate, skipping over critical issues like impurity legacy, incomplete traceability, or over-reliance on third-party batch reports. Healing these gaps takes a commitment to internal expertise. Most of our team leaders come up from within, having run reactions or packed drums themselves. They pass on this knowledge through structured mentoring, making sure best practices travel from shift to shift, year to year.

    Some labs weigh the differences between alkyl, aryl, and iodomethyl phosphonates, aiming to optimize selectivity or cost basis. We work directly with clients to compare routes—often sending samples for in-house head-to-head trials. In many cases, the unique reactivity offered by Diethyl Iodomethylphosphonate outpaces competitors’ analogs in reaction efficiency and downstream yield. Our chemists gather this practical performance data not from distant articles, but from direct comparison in high throughput, monitored on pilot plants with real-world limitations factored in.

    Looking Forward: Education, Support, and Continuous Improvement

    The molecules we manufacture today draw from more than just glassware and reagents: knowledge, care, and history flow into every bottle we ship. Questions arise, sometimes at odd hours, from teams attempting late-night syntheses on hot deadlines. Our dedicated technical support crew works tirelessly, and every inquiry receives attention—not from a generic FAQ, but from hands-on chemists with recent plant floor experience. Many industry veterans hold skepticism about new suppliers, especially for niche organophosphorus reagents. By remaining open, documenting every outcome, and supporting process optimization, we build trust batch by batch.

    Customization comes not from software-generated options, but from years of walking the shopfloor, spotting improvement opportunities, and staying connected to both customer R&D crews and our own production teams. Facility upgrades sometimes mean down time, but returning with better control or higher purity benchmarks always pays off. It’s a cycle: every challenge from process variability or weird impurity fingerprints tests our commitment, but also enriches the collective wisdom shaping our next synthesis run.

    Global regulations shift, end-user needs evolve, and tighter supply chains challenge all specialty chemical manufacturers. For us, staying relevant means keeping one hand on the purity benchmark, and the other ready to adapt—experimenting with green chemistry modifications in synthesis, reorganizing batch documentation for traceability, and keeping customers informed from inquiry to delivery. In our experience, this attentiveness creates loyalty. Chemists come back not because of price or packaging, but because they know that each ampoule represents not just a molecule, but a promise upheld by long-standing expertise, process improvement, and an open channel for problem-solving.

    Conclusion

    Diethyl Iodomethylphosphonate doesn't just function as another reagent on the shelf. Across academic breakthroughs, industrial innovation, and steady process optimization, it emerges as both a tool and a marker of chemical industry progress. Our work in making, refining, and supporting its application reaffirms that the core of specialty manufacturing lies in adaptability, technical honesty, and a willingness to place experienced chemists in direct conversation with both complex problems and practical, day-to-day realities. Every batch we deliver contains not just a molecular structure, but the layered expertise of a manufacturer that values expertise, transparency, and measurable results in every drop.