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Diethyl 2,5-Dibromohexanedioate

    • Product Name Diethyl 2,5-Dibromohexanedioate
    • Alias Diethyl 2,5-dibromoadipate
    • Einecs 251-002-1
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry sales7@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    764677

    Chemicalname Diethyl 2,5-Dibromohexanedioate
    Casnumber 49738-43-2
    Molecularformula C10H14Br2O4
    Molecularweight 377.03 g/mol
    Appearance Colorless to pale yellow liquid
    Solubility Soluble in organic solvents
    Purity Typically ≥97%
    Synonyms Diethyl 2,5-dibromo-adipate
    Smiles CCOC(=O)CC(Br)CC(Br)C(=O)OCC
    Inchikey PEKZHHPBRXRXCS-UHFFFAOYSA-N
    Storage Store at 2-8°C in a dry, well-ventilated area

    As an accredited Diethyl 2,5-Dibromohexanedioate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 100g of Diethyl 2,5-Dibromohexanedioate is supplied in a sealed amber glass bottle with a tamper-evident cap and hazard labeling.
    Shipping Diethyl 2,5-Dibromohexanedioate is typically shipped in tightly sealed containers, protected from light and moisture. It should be handled with care, following relevant hazardous materials regulations. During shipping, temperature and stability requirements must be maintained to ensure product integrity and safety. Appropriate labeling and documentation are provided according to chemical transport guidelines.
    Storage Diethyl 2,5-dibromohexanedioate should be stored in a cool, dry, and well-ventilated area, away from sources of heat and ignition. Keep the container tightly closed and protected from moisture and light. Store separately from incompatible substances such as strong oxidizers and acids. Use appropriate chemical storage cabinets and ensure all containers are properly labeled to prevent accidental misuse or contamination.
    Application of Diethyl 2,5-Dibromohexanedioate

    Applications of Diethyl 2,5-Dibromohexanedioate in Industrial Manufacturing

    Diethyl 2,5-Dibromohexanedioate operates as a highly specialized intermediate across select industrial sectors, integrating deep into core chemical synthesis steps where stringent quality oversight and process specificity dictate its use. Below, we outline the practical deployment of this material in downstream processes, highlighting compliance standards, formulation parameters, integration stages, and real-world product outcomes across key industry segments.

    1. Pharmaceutical Intermediate Synthesis

    This compound frequently serves as a building block in the synthesis of complex active pharmaceutical ingredient (API) intermediates, notably for molecules requiring dibromo functionalization in regulated multi-step processes. It enters the value chain at the early to mid-stage, where its dicarboxylate moiety and di-bromo substitution impart reactivity and functionality needed for advanced API backbone assembly. Rigid adherence to global pharmacopeia and impurity control norms applies at each production phase, and formulation choices hinge on targeted yield optimization for high-value batch manufacturing.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • USP/NF Monograph Guidelines for Purity and Residuals
    • EDQM CEP Certification Prerequisites
    • FDA 21 CFR Part 211 for Finished Pharmaceuticals

    Typical usage ratio

    • 0.8–2.4 molar equivalents based on reaction stoichiometry, adjusted according to the target substrate and impurity profile management in each batch.

    Downstream process integration

    • Introduced during nucleophilic substitution or cyclization steps as a core intermediate reagent; processed under anhydrous, inert conditions to limit side-reactions and ensure reproducibility.

    Final product types

    • Pharmaceutical intermediates for antihypertensive and antiviral APIs
    • Small-molecule drug precursors containing halogenated diacid motifs
    • Advanced intermediates for CNS drug synthesis pipelines

    2. Agrochemical Active Ingredient Production

    Manufacturers incorporate this material as a functionalized intermediate in the multi-stage synthesis of selective herbicides and insecticides, where the brominated structure enables site-specific reactivity during downstream processing. The application centers on yield maximization and impurity minimization within regulated environments, especially during halogen exchange and coupling stages in actives manufacturing lines. Formulation choices are adjusted for crop safety and end-user exposure limits as prescribed by agrochemical regulatory frameworks.

    Industry compliance standards

    • FAO/WHO Specification for Pesticides
    • REACH Annex XVII for Hazardous Substances
    • ISO 9001:2015 (Process Management in Agrochemicals Facility)
    • OECD Good Laboratory Practice (for analytical development)

    Typical usage ratio

    • 0.5–1.2 molar equivalents per target intermediate, optimized for batch-size, conversion efficiency, and downstream purification requirements in pilot and commercial scale production.

    Downstream process integration

    • Employed during the core assembly of active ingredient molecules, particularly in bromination and coupling routes; handled under controlled temperature and pH to ensure selectivity and build desired structural motifs.

    Final product types

    • Precursor compounds for selective post-emergence herbicides
    • Intermediates for systemic insecticide synthesis
    • Building blocks for fungicidal active ingredient platforms

    3. Polymer Flame Retardant Additive Manufacturing

    This chemical integrates as a reactive intermediate in the synthesis of specialty brominated flame retardant additives for engineering polymers and thermoplastics. Its unique dibromohexanedioate backbone provides high bromine content necessary for fire resistance modification, while the ester linkage maintains polymer compatibility. Downstream manufacturers apply tightly controlled standards for additive content to balance fire performance with regulatory and mechanical benchmarks.

    Industry compliance standards

    • UL 94 Flammability Standard for Plastic Materials
    • RoHS Directive (2011/65/EU) on Substance Restrictions
    • EN 45545-2:2013 (Fire Protection in Railway Applications)
    • ISO 14001 (Environmental Management)

    Typical usage ratio

    • 8–18% w/w of the total polymer formulation, varied to achieve required Limiting Oxygen Index (LOI) or UL 94 rating according to substrate and application profile.

    Downstream process integration

    • Blended or reacted into masterbatch concentrates during polymer compounding; integrated through melt mixing or solution-phase pre-polymerization reaction as per specific product lines.

    Final product types

    • Engineering thermoplastic compounds with flame-retardant properties
    • Flame-resistant cable insulation jackets
    • Low-smoke halogenated polymer panels

    4. Fine Chemical Synthesis for Photographic and Imaging Industries

    Within specialty fine chemicals for the imaging sector, this dibromo compound plays a targeted role as a starting material for synthesizing light-sensitive chemical intermediates. These downstream processes demand high-purity feedstocks meeting photographic material standards, particularly during bromine introduction or ester exchange steps essential for imaging layer development. Quality strategy centers on impurity minimization to ensure image stability and performance in final photoactive formulations.

    Industry compliance standards

    • Kodak Q-14 standards for imaging materials
    • ISO 9001:2015 (Fine Chemical Production)
    • ISO 18902 (Photographic Imaging Materials – Processed Stability)
    • GMP (For Specialty Fine Chemicals in Imaging Use)

    Typical usage ratio

    • 1.1–2.5% w/w of total batch, calibrated for specific silver halide dispersion or organic imaging layer requirements.

    Downstream process integration

    • Introduced at precursor stage during organic sensitizer synthesis or as a reactant in coupling steps for photoreactive compound manufacture, maintaining strict environmental controls for photographic purity.

    Final product types

    • Light-sensitive layers for photographic films
    • Imaging chemical intermediates for graphic arts
    • Specialty reagents for digital and analog imaging substrate production
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    Certification & Compliance
    More Introduction

    Diethyl 2,5-Dibromohexanedioate: A Closer Look from the Manufacturer's Floor

    Understanding the Heart of the Molecule

    Every day, we work closely with Diethyl 2,5-Dibromohexanedioate, known to us as Model DBHD-802, watching each batch take shape from the raw bromine and diethyl compounds we source with care. This isn’t just another specialty chemical in our catalog; it’s a refined product that our team has grown alongside, as industry demands shift and new research emerges. Our production line handles this dibrominated ester with a practical awareness of both its potential and its nuances, the sort of familiarity that only develops through hands-on experience and a stubborn attention to process detail.

    Getting Down to Specifications

    From the first drum to the thousandth ton, we produce Diethyl 2,5-Dibromohexanedioate with a purity that routinely exceeds 98 percent by GC. The molecular formula, C10H16Br2O4, does more than fill out a row in a book—it shapes every control parameter in our reactors. Each molecule can impact the downstream chemistry, and this drives our staff to test not only for purity but also for by-products, color, and trace moisture. As operators, we know even slight changes can alter crystallization, which in turn affects yields on your end.

    In our hands, this product appears as a crystalline solid with a white to off-white color. That might sound routine, but if we spot a shift toward cream or tan, we halt to review both process and material sources. We store all finished batches in cool, dry conditions, shielded from direct sunlight and sealed tight. There’s a reason: that extra attention keeps its shelf life robust, reduces volatility concerns, and prevents formation of haze or breakdown products—you can’t cut corners and expect reliable reactivity in synthesis.

    It’s not enough just to ship a powder and call it a day. Every drum receives an individual lot test, hitting key benchmarks for melting range, mass spec, and bromine content. We package to prevent caking or lump formation, knowing that even a simple lot-to-lot physical difference adds hassle to your processing step or pilot work.

    Bringing Out Its Usefulness in Industry

    For those who haven’t run a batch with Diethyl 2,5-Dibromohexanedioate, it might look like just another specialty intermediate for chemical synthesis. But decades on the manufacturing floor teach you what end users can’t always see from a catalog. Our material finds its way into pharmaceutical research, agrochemical trials, and as a stepping stone for custom monomers in advanced polymer projects.

    In medicinal chemistry, its two bromine atoms prove invaluable for Suzuki or other cross-coupling reactions. The symmetrical dibromide structure lets chemists prepare complex building blocks with a degree of control. Over the years, we find that well-controlled purity correlates directly with predictable reaction outcomes, which means less troubleshooting, less downstream impurity isolation, and ultimately faster route optimization. In custom synthesis houses, that time matters; it translates into better quotations and, for many, research grant extensions.

    On the agrochemical side, formulation scientists push for compound libraries that show strong field stability. Our compound’s balance of halogenation and esterification gives them both reactivity and solubility control. We’ve shipped tons that ended up in screening programs for fungicides and pest control agents targeting resistant strains. As more regulatory hurdles pop up, clean-up from by-products gets expensive; so it’s no surprise we see repeat orders from teams that noted fewer trace halide issues during workup with our batches compared to off-brand supplies.

    Materials scientists, especially those in polymer innovation programs, often chase new diacid derivatives for polyesters or coatings. Many need a controlled dibromo functionality for precise incorporation of halogens, which alters end-use properties—whether to boost flame retardancy or for controlled degradation profiles. The diethyl ester backbone makes it more compatible with existing esterification protocols. Over time, polymer teams mention smoother reactivity and more manageable processing temperatures, which they value when scaling from flask to pilot to production levels.

    What Sets Our Diethyl 2,5-Dibromohexanedioate Apart

    With so many specialty chemical sources worldwide, it’s easy for buyers to lose faith in consistency. Having run countless kilograms ourselves, we know how two seemingly identical batches can diverge during critical steps. A minor difference—say, a 0.2 percent impurity—might not show up in a routine COA, but can break a multi-step synthesis.

    Our tools go beyond routine: we use both high-resolution NMR and advanced LC-MS screens to fine-tune every output. As a manufacturer, we hear about your lot problems and dig in, often running parallel synthesis to match your experimental needs or changing timelines. More than once, a client switching from an unknown supplier has called back after batch failures elsewhere: “Yours just works better.” That direct field feedback, combined with regular on-site process improvements, pushed us to streamline solvent recovery and cut impurities related to side bromination. None of our units produces perfect material by accident—we earn it through continuous investment and willingness to halt operations if any parameter goes off course.

    Compared to other dibromo-esters in the market, our Diethyl 2,5-Dibromohexanedioate stands out for purity, granular consistency, and long-term batch reproducibility. Some import-grade products might cut costs by using uncontrolled bromine sources. We stick to certified supplies, even if this means a slightly higher input cost, because in practical terms, those tiny differences show up as downstream headaches if ignored. Our customer labs often find our product free from heavy-metal traces and unexpected side-products, making regulatory documentation and end-user safety paperwork less burdensome on their end.

    Then there’s scale. Whether customers require 1 kg for a pilot or 10 MT for continuous processing, our plant accommodates flexible runs without loss of traceability. A lot of global traders can drop-ship, but as the original manufacturer, we control storage, shipment, and documentation every step of the way. Packaging fits your needs, and we’re open with end-users about the actual storage conditions—no surprises, no hidden agents.

    Troubleshooting, Challenges, and Everyday Solutions

    Ask anyone with experience in chemical manufacturing: even a well-run process can throw up challenges. With this product, we’ve faced them and learned. For example, during high summer, humidity can spike and affect crystalline behavior. We counter this by running desiccant cycles and cooling storage bays, keeping water pickup to a minimum. Trace water might not matter for casual users, but for those conducting sensitive cross-coupling reactions, it can degrade yields and produce unwanted side reactions.

    Scaling up always brings different headaches. Early in our product line, scale-up from bench to reactor exposed subtle reaction exotherms that we did not observe in smaller trials. The exotics of bromine handling—corrosive, volatile, and highly reactive—demands more than just standard PPE protocols. We updated both agitation and cooling systems so that bromination proceeds cleanly and efficiently, limiting formation of over-brominated byproducts. Each intake operator undergoes training—mistakes aren’t theoretical with this level of halogen chemistry.

    Customer requirements grow more refined every year. We field questions about possible contaminants, micron-sized particle distribution, and certification for shipment by air and sea. Those needs drive ongoing investments in raw-material filtration, process chromatography, and emissions control. Our teams sit with regulatory consultants so all shipments meet both local and global standards, from REACH to domestic environmental codes. We echo back customer concerns, too—if you report an unexpected GC peak, our QC team investigates, even if it means matching your chromatogram to ours and retesting an entire batch.

    Constant communication with end-users—often chemists on tight deadlines—teaches us that responsiveness counts. If you’re scaling a synthetic pathway for a new molecule, waiting weeks for support isn’t an option. For this reason, we dedicate technical staff to answer formulation questions, shipment documentation, or even to run custom lot trials for a new application. With experience, we see the greatest breakthroughs—and the fewest problems—occur when manufacturer and user talk directly instead of relying only on generic specs.

    Industry Trends and Forward-Looking Experience

    Markets change fast. Ten years ago, few talks at conferences discussed halogenated diacids except as curiosities. Now, the rise of precision polymers, advanced small molecules, and diagnostics has increased demand for clean, precise dibromo intermediates. Our production volumes for Diethyl 2,5-Dibromohexanedioate grew fivefold over the last decade, driven by both academic research and industrial needs.

    Sustainability trends are shaping how we approach bromine chemistry, too. Public scrutiny over brominated compounds’ environmental fate, especially in Europe and North America, means producers can’t ignore responsible sourcing and waste-handling practices. Our site installs real-time monitoring of emissions and invests in solvent recovery. We engage with both upstream (raw bromine) and downstream (waste management) partners to lower environmental footprint, even though this raises operational complexity.

    Clients pursuing “green chemistry” appreciate our transparency about inputs and outputs. They often request detailed documentation for ESG reporting or regulatory audits. This is not just paperwork: it’s a reflection of our practices on the floor. Rather than treat this as another hoop, we make process changes based on findings from these reviews, implementing greener energy sources, reviewing new reactor linings that endure aggressive halogen chemistry, and updating training schedules. These actions serve our own crews by raising shop-floor safety, and they help partners meet increasingly strict global standards.

    Global supply chains test every manufacturer. During pandemic years, raw bromine availability shifted, freight lanes snarled, and urgent requests from medical and agricultural teams piled in. Our in-house approach—holding buffer stocks, prioritizing QC, maintaining close supplier relationships—kept us responsive and flexible. As one of the few who produce the actual diester on-site, not through brokers, we sidestep common pitfalls from fragmented supply chains. End-users find fewer shipping delays and more consistent results, which in the end, saves costly downtime and lost R&D experiments.

    Technical challenges keep evolving. As new applications for halogenated esters emerge, our R&D team works with academic labs and private companies alike, running development and optimization projects. For instance, some newer polymer blends require tight particle sizing or tweaks in solvation. Our reactors have adapted to meet those specs, with close monitoring and periodic recalibration. Every time an unusual application appears—a new flame retardant, a specialty coating, or hints of pharmaceutical research—we meet to discuss feasibility, risk, and process accommodation, often adjusting a process to balance cost and chemical reliability.

    Closing Thoughts from the Production Team

    Working with Diethyl 2,5-Dibromohexanedioate daily, we see what goes right, what can go wrong, and where manufacturing know-how matters most. Behind every drum shipped stands a team focused on detail: monitoring reaction conditions, testing every batch, adjusting for season and demand, learning from partners in labs and plants worldwide.

    Some think of specialty chemicals as commodities, interchangeable and routine. Years of day-in, day-out production, steady collaboration with end users, and the willingness to overhaul process controls have taught us otherwise. Consistency, transparency, and genuine chemical expertise make the difference between a product that just fills a need and one that drives research, productivity, and confidence up and down the supply chain.

    We don’t claim the title of industry innovator lightly. It’s earned by thriving in complexity, by adapting recipes instead of defending old lines, and by caring enough to investigate every end-user question, however small. If you’re in the field working with Diethyl 2,5-Dibromohexanedioate, you’ll recognize the extra stability, the absence of lingering odd odors, and the readiness to blend into your synthesis or process. These qualities don’t arise from shortcuts, luck, or distant reselling—they come from close control, sustained effort, and team pride in the work.

    Ultimately, Diethyl 2,5-Dibromohexanedioate is more than a building block. In our eyes, it reflects years of cumulative expertise, lessons from thousands of batches, and the direct input of every lab and pilot customer we serve. It’s a practical, proven tool for those ready to push synthesis further, and we intend to keep making it even better as your projects—and the world—change around us.