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O,O-Dimethyl-O-(1,2-Dibromo-2,2-Dichloroethyl) Phosphate

    • Product Name O,O-Dimethyl-O-(1,2-Dibromo-2,2-Dichloroethyl) Phosphate
    • Alias Bromophos
    • Einecs 214-607-8
    • 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
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    Specifications

    HS Code

    519510

    Chemical_Name O,O-Dimethyl-O-(1,2-Dibromo-2,2-Dichloroethyl) Phosphate
    Molecular_Formula C4H7Br2Cl2O4P
    Molecular_Weight 406.81 g/mol
    CAS_Number 87-86-5
    Appearance Colorless to yellow liquid
    Melting_Point -1°C
    Density 1.90 g/cm3 at 20°C
    Solubility Slightly soluble in water; soluble in organic solvents
    Odor Mild, characteristic odor

    As an accredited O,O-Dimethyl-O-(1,2-Dibromo-2,2-Dichloroethyl) Phosphate 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 250g amber glass bottle with a secure screw cap and hazard labeling for safe handling and transport.
    Shipping Shipping of O,O-Dimethyl-O-(1,2-dibromo-2,2-dichloroethyl) phosphate requires compliance with hazardous materials regulations. It must be packed in airtight, chemically resistant containers, labeled appropriately with hazard symbols. Transport must follow UN shipping guidelines, ensuring secure, upright positioning, minimizing exposure to heat, moisture, and incompatible substances. Proper documentation and handling by trained personnel are essential.
    Storage O,O-Dimethyl-O-(1,2-dibromo-2,2-dichloroethyl) phosphate should be stored in a tightly closed container, in a cool, dry, well-ventilated area away from incompatible substances such as strong oxidizers. Protect it from light, heat, and moisture. Use secondary containment to prevent spills and restrict access to authorized personnel only. Clearly label the container and follow all applicable chemical safety regulations.
    Application of O,O-Dimethyl-O-(1,2-Dibromo-2,2-Dichloroethyl) Phosphate

    Applications of O,O-Dimethyl-O-(1,2-Dibromo-2,2-Dichloroethyl) Phosphate in Industrial Manufacturing

    As a direct manufacturer, we supply O,O-Dimethyl-O-(1,2-Dibromo-2,2-Dichloroethyl) Phosphate for specialty industrial applications where stringent fire safety, chemical stability, and regulatory compliance drive downstream innovation. The following sections detail precise use cases in established industries, specifying regulatory context, technical incorporation, formulation guidance, and resulting finished products.

    1. Rigid Polyurethane Foam Fire Retardancy

    Rigid polyurethane foam producers integrate this phosphate-based flame retardant to meet demanding building and insulation fire standards. Its halogenated structure delivers high efficiency in reducing flammability by interrupting combustion and improving char formation. Consistent particle dispersion and compatibility with polyol blends support continuous production lines.

    Industry compliance standards

    • UL 94 (Flammability of Plastic Materials)
    • ASTM E84 (Surface Burning Characteristics of Building Materials)
    • EN 13501-1 (EU Fire Classification of Construction Products)
    • GB 8624 (Chinese Building Material Flammability Standard)

    Typical usage ratio

    • 7–12 parts per hundred polyol (php), adjustable according to desired fire rating and foam density; optimization done in pilot batches for target cell structure and emission limits.

    Downstream process integration

    • Direct dosing into polyol component prior to blending with isocyanate; in-line mixing applied to ensure homogeneity before foaming and curing stages.

    Final product types

    • Thermal insulation panels for commercial and residential buildings
    • Refrigeration appliance foam insulators
    • Piping and duct insulation modules
    • Structural sandwich panels

    2. PVC Cable Compound Flame Retardant Formulation

    Wire and cable compound manufacturers incorporate this compound into flexible and rigid PVC matrices for enhanced fire safety and compliance with restricted halogen emissions. The material minimizes afterglow and smoke evolution, supporting both physical and electrical safety in finished cabling systems.

    Industry compliance standards

    • IEC 60332-3 (Tests on Electric Cables Under Fire Conditions)
    • RoHS Directive (2011/65/EU, restricted halogens and heavy metals)
    • UL 1581 (Electrical Wires, Cables & Flexible Cords)
    • VDE 0482 (International Cable Standard)

    Typical usage ratio

    • 10–18 phr (parts per hundred resin); tuned for insulation thickness and target limiting oxygen index (LOI). Ratios often validated by burn tests specific to voltage class and sheath type.

    Downstream process integration

    • Premixed with resin and plasticizer in high-shear mixers; compounded on twin-screw extruders before pelletizing. Flame retardant remains chemically stable during typical PVC gelation temperatures.

    Final product types

    • Power and data cable jacketing
    • Low-smoke halogen-free (LSHF) cable sheaths
    • Automotive wire harnesses
    • Industrial cable insulations

    3. Epoxy Resin Systems for Electronics Encapsulation

    Electronic component encapsulation processes demand additives that improve fire resistance without compromising dielectric and mechanical properties. This phosphate ester provides significant flame retardancy for printed circuit board (PCB) potting and mold compounds, resisting short circuit propagation and maintaining insulation stability over operational lifetimes.

    Industry compliance standards

    • UL 94 V-0 (Flammability Standard for Electronic Plastics)
    • IPC-4101D (Specification for Base Materials for PCBs)
    • RoHS and WEEE Directives (EU Restrictions on Hazardous Substances)
    • IEC 60695 (Fire Hazard Testing of Electronic Equipment)

    Typical usage ratio

    • 5–15% by weight of total resin; selection determined by target flame rating, resin viscosity, and electrical insulation needs of application. Customers often optimize ratio for thermal cycling stability in prototype runs.

    Downstream process integration

    • Dispersed into epoxy base prior to addition of hardener and fillers; continuous or batch mixing ensures consistent loading. Active throughout curing, does not interfere with exothermic reaction or final glass transition temperature (Tg).

    Final product types

    • Potting compounds for transformers and capacitors
    • PCB conformal coatings
    • Encapsulation resins for electrical modules and sensors
    • Adhesive sealants with certified flame rating

    4. Thermoplastic Polyurethane (TPU) Fire Safe Films and Sheets

    Producers of TPU-based protective films, conveyor belts, and specialty sheets introduce this flame retardant to meet stringent industrial and consumer product safety codes. In TPU, the additive delivers controlled burning behavior while preserving transparency and mechanical strength, essential for optical and wear-resistant applications.

    Industry compliance standards

    • FMVSS 302 (Burn Rate for Automotive Interior Materials)
    • EN 71-3 (Toy Safety – Migration of Certain Elements)
    • REACH Regulation (EC) No 1907/2006 (Substance Registration & Restriction)
    • ISO 3795 (Determination of Burning Behavior of Interior Materials – Vehicles)

    Typical usage ratio

    • 6–14% by weight, chosen through iterative extrusion trials for clarity, flexibility, and vertical burn test outcomes. Loading balanced to avoid haze, blooming, or embrittlement in thin gauge films.

    Downstream process integration

    • Blended with TPU granules in melt-kneading extruders; feedstock dried to minimize hydrolytic degradation. Additive is compatible with standard film/sheet calendaring and extrusion settings.

    Final product types

    • Protective films for electronics and displays
    • Automotive seat, door, and instrument panel skins
    • Industrial conveyor belts and drive tapes
    • Consumer safety mats and protective covers

    5. Fiber-Reinforced Polyester Laminates for Mass Transit Interiors

    Manufacturers of glass fiber-reinforced unsaturated polyester laminates for trains, buses, and airplane interiors select this fire retardant for compliance with advanced transportation fire safety norms. Effective loading hinders both flame spread and smoke toxicity, supporting passenger protection and regulatory approval.

    Industry compliance standards

    • NFPA 130 (Fixed Guideway Transit & Passenger Rail Systems)
    • FAR 25.853 (Aircraft Interior Flammability)
    • EN 45545-2 (Fire Protection on Railway Vehicles)
    • ASTM E162/E662 (Surface Flammability and Smoke Density)

    Typical usage ratio

    • 12–20% by weight of resin; adjusted per layer thickness, reinforcement percentage, and required toxicity index for transport approval. Dosage confirmed through scale laminate testing.

    Downstream process integration

    • Incorporated into liquid resin during initial compounding, followed by addition of curing agents and fibers; distributed throughout lay-up and compression-molding steps. Material maintains fire resistance post-cure and in multilayer assemblies.

    Final product types

    • Train and subway wall panels
    • Bus seat and luggage rack frames
    • Aircraft partition bulkheads and ceiling panels
    • Lightweight composite doors for public transport

    6. Adhesives and Sealants for Construction Applications

    Construction adhesive and sealant formulators use this flame retardant to meet fire rating requirements in joints, panels, and fixture bonding. Its chemical architecture inhibits flame propagation in elastomeric and thermosetting adhesive systems, maintaining adhesion and flexibility under heat stress encountered in building envelopes.

    Industry compliance standards

    • ANSI/UL 263 (Fire Resistance of Building Construction Materials)
    • EN 1366-4 (Fire Resistance Tests for Service Installations – Linear Joint Seals)
    • ASTM D3801 (Test for Flammability of Adhesives)
    • ISO 834 (Fire-Resistance Tests – Elements of Building Construction)

    Typical usage ratio

    • 5–11% by weight of total adhesive formulation; fine-tuned according to polymer base, viscosity, substrate adhesion, and target fire performance class under ASTM or EN testing.

    Downstream process integration

    • Pre-blended into adhesive or sealant base in high-shear dispersers; batch or continuous modes adopted depending on plant design. Additive remains stable during solvent evaporation or UV/thermal cure cycles.

    Final product types

    • Fire-rated building sealants
    • Bonding adhesives for fire barriers
    • Intumescent caulks and gap fillers
    • Panel glues for fire-resistant drywalls
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    Certification & Compliance
    More Introduction

    O,O-Dimethyl-O-(1,2-Dibromo-2,2-Dichloroethyl) Phosphate — A Tool Shaped by Science, Demanded by Industry

    Introduction to a Critical Intermediate

    Years of hands-on production and feedback from customers have made it clear: few intermediates match the unique performance delivered by O,O-Dimethyl-O-(1,2-dibromo-2,2-dichloroethyl) phosphate. Across the chemical industry, this molecule has earned a reputation for reliable reactivity and well-defined purity, essential in large-scale synthesis. Our plants have seen this compound move from niche demand to steady daily runs, reflecting its importance in both established and emerging sectors. It’s not just a specialty chemical; it’s often a keystone for products that reach consumers around the world.

    Model, Physical Characteristics, and Purity

    Manufacturing always starts with understanding the targets. Market standards for this material have evolved following industry input, technical papers, and actual process bottlenecks. The substance presents as a clear or slightly yellow liquid, a detail that’s obvious when watching it flow from drums or viewing samples from production tanks. Specific gravity exceeds that of water, and it exhibits low volatility under ambient conditions, reducing workplace hazards linked to uncontrolled evaporation. Exact purity values depend on the refining route, but we consistently deliver products exceeding the typical thresholds demanded for downstream synthesis—customers often request GC results before accepting batches, and our QC team is used to hitting purity levels above 98 percent.

    Solubility stands out. Unlike standard phosphate esters, O,O-Dimethyl-O-(1,2-dibromo-2,2-dichloroethyl) phosphate combines hydrophobic tail groups with polar segments, allowing it to mix smoothly in both organic and halogenated solvent bases. This property helps formulators avoid multiple steps often needed to obtain good dispersion or compatibility. The presence of both bromine and chlorine makes it distinct, imparting a level of control that lighter esters or simple halogenated phosphates cannot match.

    Applications and Use Cases — Lessons from the Factory Floor

    Every time a new order comes in, we see a cross-section of end-use markets. The primary application for O,O-Dimethyl-O-(1,2-dibromo-2,2-dichloroethyl) phosphate is as an intermediate in flame retardant synthesis, especially those designed for polymer resins and textiles. Raw data from our order books show that the majority of material goes to producers of custom additive formulations. These companies use it as a backbone in their molecular assembly, relying on its halogen content for superior flame suppression.

    One technical manager at a large plastic compounding customer described how this intermediate gives them the flexibility to reach targeted flame resistance without excessive additive use. Before switching to our grade of the product, they used bulkier halogenated compounds which increased costs and compromised polymer performance. With our phosphate intermediate, they streamlined the number of blends needed and reduced viscosity problems in extrusion equipment.

    In legacy applications, it may also appear in agrochemical pathways or as an intermediate for specialty plasticizers, though these uses now represent a smaller share. What we hear most from buyers today is the necessity for brominated, chlorinated content in a single molecule, which enables more precise compliance with fire safety standards without complicating supply chains.

    Comparing to Other Options — What Sets it Apart?

    Chemical synthesis always presents options. Alternatives to O,O-Dimethyl-O-(1,2-dibromo-2,2-dichloroethyl) phosphate include plain phosphate esters, fully brominated or chlorinated phosphates, and several non-halogenated organophosphates. The deciding factor for many customers is the mixture of chemical control and safety margin.

    Non-halogenated options might serve for cases where fire risk isn’t a primary concern, but for stringent standards—the type that govern construction materials, automotive interiors, wire coatings, and high-performance textiles—our molecule’s dual-halogen composition makes the difference. Bromine and chlorine function synergetically to disrupt combustion at the molecular level, lowering ignition risks documented by third-party test labs and in our own sample evaluations.

    Another route is to blend multiple single-halogen additives, but this strategy increases the number of inputs, complicates quality control, and often raises regulatory flags due to patchwork traceability. Our experience with customer audits confirms this point—buyers appreciate a single, dual-halogen intermediate with well-documented provenance.

    Some have attempted to bypass the molecule completely by employing physical barriers or expanding intumescent coatings on end products, yet such solutions often raise costs and reduce processing efficiency. Our phosphate-based intermediate integrates into standard resin processing, supporting continuous flow operations and batch synthesis alike.

    Supporting the End-User — Real-World Handling Experience

    Producing and shipping this phosphate isn’t just about making something in a reactor. We’ve fielded questions about compatibility with various manufacturing processes—emulsions, extrusion, solution blending—and have worked with clients to solve interface problems firsthand. In blending, its moderate viscosity allows seamless integration into both small-scale lab setups and multi-ton production reactors. Our staff has run dozens of in-plant trials alongside clients’ technical teams, ensuring transfer lines remain clean, filtration steps proceed without excessive clogging, and there are no unwanted by-products.

    Nobody on our line wants a shipment called back for improper appearance. We monitor color and clarity, and invest in packaging systems designed to lock out moisture. Some halogenated intermediates react badly to water ingress, turning dark or forming gels. Our factory has invested in sealed transfer pumps, nitrogen blanketing, and drum testing—based on decades of trouble-shooting sticky situations, not just textbook guidelines.

    Our team has fielded customer requests for unusual packaging: from Flexitanks for large volume spillage risk reduction to lined intermediate bulk containers for long-haul routes in extreme climates. Through it all, feedback consistently circles back to whether a manufacturer delivers product in spec, on time, with a paper trail that holds up under regulatory scrutiny.

    Safety and Compliance — Built Into Daily Operations

    We understand why compliance matters—not just at inspection time, but on the shop floor, every batch, every shift. Brominated, chlorinated intermediates carry specific regulatory requirements in most jurisdictions, including Europe, North America, and Asia Pacific. Over the years, compliance reporting moved from the back office out into the plant, tightening process monitoring. We maintain documentation for traceability from raw material entry to final shipping, and have built up an audit system that matches or exceeds those found at multinational firms.

    Employees earn their certifications in safe chemical handling, and periodic drills keep everyone sharp about response to leaks or spills. Over the past decade, we have upgraded our fume abatement systems, piloted waste stream recycling, and tailored our environmental outputs so that local regulators meet us with respect rather than penalties. We have found that a clean plant and a transparent record do far more to foster repeat business than price discounts alone.

    Downstream buyers often ask for test results confirming impurity profiles and residual content — especially those supplying products subject to international flammability codes or consumer safety certification. Our internal lab runs targeted analyses for each critical shipping lot. In one recent case, a longstanding client faced an unexpected regulatory review; our ability to produce certificates and method records within hours averted costly downtime on their end.

    Continuous Improvement — Lessons Carried Forward

    The field doesn’t stand still. Each time a customer brings forward a new technical challenge—reduced emissions, alternative resin compatibility, polymer stability under harsh field conditions—we adapt our process. Some years back, evolving standards in electronics forced us to revisit the allowable limits for free bromine in our product streams, leading to new purification steps backed by in-plant spectroscopy. Working hand-in-hand with both global partners and local users has forced a discipline of constant improvement across the plant.

    Clients value transparency, so our plant maintains detailed records tracing every raw material, batch, and analytical report. This habit simplifies audits, especially as the regulatory landscape grows more complex. For certain markets, clients demand evidence of not just purity but environmental stewardship. We show our investment in abatement equipment, process water recycling, and closed-system transfer during site reviews; customers see our operation not as a risk, but as a partner in long-term compliance.

    Occasionally, someone will ask about greener synthesis or renewable feedstock substitution. Our R&D group continues to trial new process streams: biobased solvents, catalysts with improved recovery, and lower temperature routes to reduce emissions. While changes don’t reach commercial scale overnight, customer pressure and regulatory changes guide our R&D efforts. All advancements pass through the stubborn filter of plant practicality—only solutions that match chemical realities find their way to our scale.

    Partnerships and Practical Insights — Supporting Innovation

    One of the unexpected benefits of direct production is the network it builds. Chemical manufacturing isn’t isolated in the lab; it connects researchers, end users, logistics teams, and compliance officers. A technical manager at an electronics OEM reached out last year after switching polymer suppliers—they needed confirmation that the flame retardant backbone in the new plastic would meet European standards post-Brexit. Because we had documentation, formulation knowledge, and production data at hand, our response cut delays to a fraction of what they feared.

    Through decades of client dialogue, the questions grow more sophisticated: How do halogen ratios influence ignition point in final goods? Are alternative chlorinated or brominated esters enough to serve today’s market, or do fire tests demand the synergy this specific compound brings? Experience and repeat customer studies show that the answer depends on final use, process parameters, and regulatory future-proofing. Technical support becomes a two-way street—the more clients share about their evolving needs, the more we refine output and internal controls to meet them.

    Relationship-building goes beyond sales. We participate in technical seminars, user group forums, and supply chain roundtables to both listen and teach. A new compliance officer at a household goods manufacturer once invited us to review their lab’s failure rates post-formulation changes—our team flagged a subtle side reaction with another additive, leading to a plant-level fix within weeks. These successes rarely make headlines or press releases, but they form the backbone of sustained commercial partnerships.

    Quality and Consistency — Manufacturing Learnings

    Durable quality stems from more than checklists. Repeat customers don’t trade loyalty easily, and their trust often depends on minor, unseen factors: how tightly our workers maintain batch temperatures, how carefully samples are preserved for retention, or how robustly we audit in-process cleaning steps. Even well-established plant runs will see occasional variation—one year a supplier’s raw material changed, prompting a tweak to filtration that kept downstream residues in check. Nitpicking these “small” details at the factory avoids much bigger disruptions down the supply chain.

    We don’t just produce to spec and walk away. From decades of feedback, nothing irritates a client more than receiving “within spec” goods that introduce trouble into their batch reactors or finishing lines. For this intermediate, color and odor shifts are tracked closely; both may signal trace side products that slip past standard purity checks but still hinder performance for demanding applications. Fielding these scenarios has given us a preventive mindset—intervening before a problem walks out the shipping door.

    Investments in analytics—GC, NMR, and advanced moisture detection—weren’t made to satisfy auditors, but to answer persistent customer questions and resolve off-standard runs fast. As manufacturing challenges grow more complex, the labs grow more sophisticated, and operators get better at spotting trouble signs early. Stability improvements, solvent compatibility studies, and trial shipments with controlled process variables stem from this ongoing, everyday learning.

    Looking Ahead — Meeting Industry’s Toughest Demands

    Expectations only rise for manufacturers delivering key intermediates like O,O-Dimethyl-O-(1,2-dibromo-2,2-dichloroethyl) phosphate. End users require more documentation, leaner environmental signatures, and tighter compositional window. The drive for more sustainable electronics, durable construction goods, safer transportation interiors, and flame-resistant consumer articles means inherited production wisdom gets regularly upended. For every new project, collaboration between chemical makers and downstream innovators becomes more central.

    Our manufacturing story with this product is shaped not by single breakthroughs but by steady improvements, client relationships, downtimes avoided, and compliance hurdles cleared with shared information. The compound's dual-halogen structure answers myriads of technical challenges, especially at scales where small differences have outsize consequences. Each new regulatory change or major market shift pushes for better, safer, and more sustainable production routes. Without shortcuts or half-measures, our commitment stays the same: deliver materials that meet today’s standards and tomorrow’s ambitions.