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1,2-Dibromo-3,5-Difluorobenzene

    • Product Name 1,2-Dibromo-3,5-Difluorobenzene
    • Alias 1,2-Dibromo-3,5-difluorobenzene
    • Einecs 251-564-9
    • 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

    574331

    Chemical Name 1,2-Dibromo-3,5-Difluorobenzene
    Molecular Formula C6H2Br2F2
    Molecular Weight 287.89 g/mol
    Cas Number 864248-37-5
    Appearance Colorless to pale yellow liquid
    Boiling Point 218-220 °C
    Density 2.10 g/cm³ (approximate)
    Smiles C1=C(C=C(C(=C1Br)F)Br)F
    Inchi InChI=1S/C6H2Br2F2/c7-4-1-3(9)2-5(8)6(4)10/h1-2H
    Purity Typically >98%
    Refractive Index 1.590 (approximate)
    Solubility Insoluble in water, soluble in organic solvents

    As an accredited 1,2-Dibromo-3,5-Difluorobenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle containing 25 grams of 1,2-Dibromo-3,5-Difluorobenzene, sealed with a screw cap and hazard labeling.
    Shipping 1,2-Dibromo-3,5-Difluorobenzene is shipped in sealed, chemical-resistant containers compliant with international regulations for hazardous materials. Packaging ensures leak-proof transport, and proper labeling indicates its hazardous nature. The shipment includes relevant safety documentation (MSDS) and follows protocols for flammable and toxic substances to ensure safe handling during transit.
    Storage **1,2-Dibromo-3,5-difluorobenzene** should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizing agents. Keep the container away from direct sunlight and sources of ignition. Store at room temperature and ensure proper labeling to avoid accidental misuse. Use secondary containment to prevent leaks or spills.
    Application of 1,2-Dibromo-3,5-Difluorobenzene

    Applications of 1,2-Dibromo-3,5-Difluorobenzene in Industrial Manufacturing

    1,2-Dibromo-3,5-difluorobenzene plays a specialized role as a key halogenated intermediate in complex molecule synthesis. Its applications span advanced pharmaceutical APIs, crop protection actives, specialty polymers, agrochemical intermediates, and electronic material precursors. Below, we detail distinct industrial downstream uses with practical information on standards, formulation, manufacturing roles, and end products.

    1. Pharmaceutical Intermediate for Active Ingredient Synthesis

    Pharma process engineers employ this compound to construct fluorinated and brominated scaffolds for target drug molecules, especially in synthesis of kinase inhibitors and anti-viral APIs. Complex stepwise coupling and substitution reactions leverage its structure for regioselective halogen introduction and aromatic modification. Careful control of reaction conditions and traceability ensure pharmaceutical suitability, subject to regulatory requirements for API intermediates.

    Industry compliance standards

    • ICH Q7 GMP for API Manufacturing
    • 21 CFR Part 211 (US FDA Current Good Manufacturing Practice for Finished Pharmaceuticals)
    • European Pharmacopoeia monograph 2034 (where derivative intermediates are involved)
    • REACH Registration (EC 1907/2006, for handling and supply of substances in the EU)

    Typical usage ratio

    • 10–40% molar equivalent in multi-step organohalide couplings; ratio determined by desired yield, starting material excess, and downstream coupling selectivity

    Downstream process integration

    • Enter reaction chain as initial halogenated aromatic or as a mid-stage intermediate for nucleophilic substitution, Suzuki coupling, or preparation of fluorinated rings required before API condensation and purification

    Final product types

    • Small-molecule kinase inhibitors
    • Anti-viral pharmaceutical actives
    • CRAMS-supplied fluorinated building blocks
    • Early-phase pharmaceutical intermediates for clinical development

    2. Agrochemical Active Ingredient Synthesis

    Major crop protection manufacturers rely on this difluorinated compound in the synthesis of advanced herbicide and insecticide active ingredients. The structure brings electron-withdrawing effects required for bioactivity optimization in phenyl ring systems. Process chemists introduce the material at defined steps during multistage synthesis, implementing careful purification to comply with industry agrochemical purity and residue regulations.

    Industry compliance standards

    • Food and Agriculture Organization (FAO)/WHO purity requirements for technical grade actives
    • ISO 9001:2015 Quality Management in chemical production
    • US EPA Title 40 CFR Part 158 (Data requirements for pesticide registration)
    • REACH chemical safety assessment for environmental endpoints

    Typical usage ratio

    • 15–35% by mol, tailored according to target active ingredient molecular scaffold and ring-substitution efficiency in the synthetic route

    Downstream process integration

    • Employed during aromatic ring functionalization as a halogenated starting material for coupling with amine, ether, or thiol nucleophiles, followed by conversion to technical grade active

    Final product types

    • Benzene-ring-based herbicide technical concentrate (e.g., fluorinated phenyl urea derivatives)
    • Insecticide or fungicide actives containing difluorobenzene motifs
    • Precursor to regulatory-compliant agrochemical formulations
    • Export-grade pesticide intermediates

    3. Advanced Electronic Material Precursor

    Producers of high-performance electronic materials use 1,2-dibromo-3,5-difluorobenzene to introduce controlled halogen functionalities into polyaromatic frameworks. This approach enables the creation of organic semiconductors, display materials, and electronic resist polymers for next-generation devices. Stringent control over impurities and halogen content is required for consistent electronic performance.

    Industry compliance standards

    • RoHS Directive 2011/65/EU (Restriction of Hazardous Substances in electrical equipment)
    • IEC 62474 (Material declaration for products in the electronics industry)
    • JIS C 0902 (Japan Green Procurement Survey Standardization Initiative)
    • Internal OEM analytical standards for electronic-grade purity

    Typical usage ratio

    • 5–20% by mass at monomer or prepolymer stage; adjusted to achieve required halogen substitution pattern in final electronic polymer

    Downstream process integration

    • Introduced during controlled aromatic coupling/polymerization steps, enabling precise halogen and fluorine content in pre-polymers, then advanced to solution coating or lithographic processing

    Final product types

    • Organic light-emitting diode emitters (OLEDs)
    • Photolithography resist polymers
    • Organic semiconductor thin films
    • Functionalized electronic intermediates for miniaturized components

    4. Specialty Polymer Intermediate

    Polymers manufacturers use the compound for step-growth and cross-linked fluorinated polymer systems delivering advanced properties, such as chemical resistance, stability, and specific refractive indices. The difluoro and dibromo placement enables selective linking for polymer backbone modification or chain-end functionalization, under conditions designed for homogeneous reactor integration and precise molecular weight control.

    Industry compliance standards

    • ISO 9001:2015 for production process management
    • ISO 14001:2015 for environmental management
    • ASTM D543 (Chemical Resistance of Plastics)
    • Customer technical specification sheets for specialty polymer supply

    Typical usage ratio

    • 2–10% by weight as co-monomer or chain extender, dependent on polymer architecture and target mechanical properties

    Downstream process integration

    • Added at monomer compounding stage, with controlled reactant feeding into the polymerization reactor, followed by downstream stabilization, extrusion, or molding

    Final product types

    • Fluorinated specialty engineering plastics
    • Chemical-resistant polymer films
    • Membrane materials for gas separation
    • Custom copolymers used in aerospace and high-performance sectors
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    Certification & Compliance
    More Introduction

    1,2-Dibromo-3,5-Difluorobenzene — Quality and Consistency from an Experienced Manufacturer

    Working with specialty halogenated aromatics demands consistency and reliability. At our facility, we produce 1,2-Dibromo-3,5-Difluorobenzene with careful attention to purity and process control, because chemists and technical teams who formulate need a reproducible material. In a landscape where every subtle difference in raw materials can change a downstream result, we commit ourselves to standards that remove doubt and let our customers move faster from bench to production scale.

    Product Introduction

    1,2-Dibromo-3,5-Difluorobenzene combines bromine and fluorine substituents on a benzene ring, yielding a molecule that brings together the reactivity of two halogens. We understand its primary users work in fields such as pharmaceuticals, agrochemicals, and advanced materials, each driven by the need for predictable intermediates. This exact compound, recognized by its molecular structure C6H2Br2F2, comes from rigorous multi-stage syntheses where minute control over temperature, pressure, and purification gives us strong authority on real-world quality. From our hands-on experience, small impurities—even at sub-percent levels—can derail synthesis steps later. So, we rely not just on equipment, but on watching the process closely, batch after batch.

    Those seeking 1,2-Dibromo-3,5-Difluorobenzene usually require material above 98% purity, and for certain pharmaceutical intermediates, any deviation means lost yield, unnecessary purification or failed regulatory tests. Long-standing relationships with medicinal chemistry and crop protection researchers taught us early on that no shortcut ever truly saves either time or money, so our product reflects this, avoiding byproducts that may carry over from bromination or fluorination. The differences between careful manufacture and casual supply grow obvious to anyone who has run a handful of trial reactions with different lots.

    Model and Specifications in Production

    At our plant, we produce 1,2-Dibromo-3,5-Difluorobenzene under multiple process configurations, primarily based on volume and end use. For small-scale R&D users, typically in the tens to hundreds of grams, flask or mini-kettle runs with rapid analysis help us tighten specifications even further. We can document GC-MS and HPLC for these lots, noting even faint byproducts that many overlook. For multi-kilogram orders supporting pilot runs or commercial production, reactor throughput changes, but our commitment to living up to agreed specs stays the same. Whether it’s for a medicinal chemistry route or a combinatorial library, we check each drum, not trusting a single “typical batch” result to represent all output.

    This product, crystalline at room temperature, shows a melting point and stability that allows for straightforward storage and handling in most climates. Years of tracking lot stability suggest that problems only arise when containers are left open to air for extended time, exposing contents to atmospheric moisture or light, which can cause color changes or slow degradation. We package in amber glass or lined steel, depending on volume, and always urge transfer in low humidity conditions, passing on hard-learned lessons instead of generic advice.

    Real Usage and Industry Feedback

    Most compounders and process chemists look for halogenated benzenes that react cleanly, with minimum side reactions in Suzuki, Stille, or Buchwald-Hartwig cross-couplings. Our experience tells us that 1,2-Dibromo-3,5-Difluorobenzene holds its own in these reactions, functioning as a robust building block. The electron-withdrawing effect of the fluorine atoms fine-tunes the reactivity of the ring, sometimes conferring a more predictable pattern during selective substitution.

    Pharmaceutical clients drive much of the demand, often using this molecule as a step in the assembly of heterocyclic scaffolds or as an intermediate for kinase inhibitors, where substitution at these sites affects biological activity. We’ve joined technical calls with process R&D teams to unravel odd byproducts and can confirm that subtle choices in bromine and fluorine substitution patterns directly shape their synthetic plan. A standard request involves custom purification, like extra-dry lots for moisture-sensitive transformations or pre-measured aliquots for automated high-throughput systems. For the agricultural sector, clients chasing new fungicides or herbicides see the same value—accessible coupling sites, easy dehalogenation, and a framework that supports further derivatization.

    Feedback often zeroes in on the material’s consistency and low trace impurity levels, especially for complex, multi-step syntheses armed with sensitive palladium catalysts. Having walked the floor alongside QC analysts, we know a little residual bromo- or fluoro-benzene will sometimes sneak past less-stringent quality schemes—so we double-check, both for our peace of mind and to avoid headaches for scale-up buyers.

    How 1,2-Dibromo-3,5-Difluorobenzene Compares to Related Chemicals

    Customers often compare this product with similar benzene derivatives, looking for trade-offs in cost, reactivity, and environmental profile. For example, moving from difluorination to trifluorination introduces price and synthetic complexity. Substituting only bromines yields more reactive—but less selectively substitutable—aromatic cores. 1,2-Dibromo-3,5-Difluorobenzene represents a careful balance: not as expensive as many perfluorinated benzene rings, not as risky to handle as some polybrominated types, but still offering two orthogonal functional handles.

    Users tell us that using both bromine and fluorine in this arrangement means selective coupling or substitution becomes possible, since each halogen reacts at slightly different rates or under different conditions. In practical labs, this flexibility means one intermediate can give access to several target molecules, cutting down on the number of starting materials needed in a synthetic sequence. With higher regulatory scrutiny on waste and hazardous reagents, having a building block that reacts efficiently at milder conditions and gives fewer side products supports better process economics as well as safer working environments.

    Practical Insights from Manufacturing

    As a chemical manufacturing team, we see firsthand the frequent disconnect between catalog promises and tangible product reality. Sourcing 1,2-Dibromo-3,5-Difluorobenzene from traders or general suppliers sometimes opens the door to surprise spikes in impurity levels, inconsistent particle sizes, or even material of unverified provenance. Staying directly involved in each stage—from sourcing precursors through final QA—lets us guarantee that no corner gets cut, and no questions remain unanswered for people depending on timely deliveries of mission-critical intermediates.

    Shipping to different regions means we adapt storage and documentation, not assuming one-size-fits-all rules. For large-scale users, we support clear batch traceability, so if a process hiccup surfaces, everyone can retrace and resolve with honest dialogue. Since product action often kicks off chain reactions in customer sites, simplicity and accuracy in documentation reduce unnecessary technical debates. In our own work, we’ve had to resolve mismatches between stated specs and actual performance, and the clearest lesson—transparency, not just on purity numbers but how they are measured or what methods define “trace”—leads to fewer setbacks, whether in regulatory reviews or large-scale test runs.

    Supporting Research and Innovation with Predictable Quality

    As project timelines compress and budgets tighten, a reliable supply of high-purity 1,2-Dibromo-3,5-Difluorobenzene enables both process development and scale-up. Our ongoing partnerships with academic groups confirm this; graduate students and postdocs look for certainty, not just on the purity label, but in outcomes. In-house, we have seen that using a better intermediate can swing analytical results by several percent—variables that make or break peer-reviewed publication or patent milestones. In scale-up, small issues with raw input threaten weeks of work down the line, an issue painfully familiar to any chemist who has started a synthesis campaign only to discover a bottleneck at intermediate stage.

    More chemical manufacturers compete over price or speed, but customers quickly realize that unexplained variances or unexplained contaminant peaks take longer to untangle than the upfront savings. We listen directly to feedback and don’t shy away from revisiting earlier steps or revalidating purification flows when necessary, even if that slows output in the short term. The long haul always repays care at these critical touchpoints, and our returns rate illustrates the impact of this approach—minimized rejections, fewer customer complaints, and, most importantly, sustained working relationships with teams that value manufacturing integrity.

    Challenges and Solutions in Halogenated Benzene Synthesis

    Producing multi-halogenated benzene derivatives puts unusual demands on both plant engineering and chemistry knowhow. Control over bromination and fluorination sequences takes substantial investment—specialized reactors, corrosion-resistant lines, high-purity raw materials—and the human touch for troubleshooting. We’ve built our workflow so a problem at any stage appears fast, aided by inline monitoring and periodic bench checks, not just paperwork reviews.

    Waste handling and environmental responsibility also present non-trivial challenges. Spent reagents, unreacted halogen sources, and any trace emission of volatile byproducts face stricter regulation. Our plant treats every lot as a chance to further tighten process waste recapture, such as distilling off unreacted starting material for reuse, maintaining closed systems to capture any off-gassing, and tracing every drum by barcode. These steps protect both our crew and our neighbors, lessons learned from the past where less care produced complaints or fielded questions we would have preferred to avoid.

    On customer support, the main issues circle back to transparency: people need real answers, not generic responses, when synthesis or scale-up deviates from plan. We stand by our batch records, analytical data, and willingness to repeat a synthesis to debug a customer concern, rather than resorting to blame-shifting or bureaucratic run-around.

    Outlook for Future Applications

    The push for new pharmaceuticals, crop protection tools, and advanced materials keeps raising the bar for intermediates like 1,2-Dibromo-3,5-Difluorobenzene. Structural chemists continue to explore these frameworks for new enzyme inhibitors, polymer modifications, and environmental sensors. We anticipate new fields—such as organofluorine chemistry for battery electrolytes or electronic substrates—giving rise to demand for high-purity, well-characterized derivatives. Each use case will push for even tighter impurity profiles, customized pack sizes, and greater supply reliability.

    We’re already working on routes that boost atom economy, cut reagent excess, and swap out solvents with greener alternatives. These aren’t just talking points; they play out on our shop floor, where skilled operators, engineers, and process chemists retool daily swings in campaign chemistry. Our R&D crew experiments with continuous-flow reactors and new purification resins, and those who buy our 1,2-Dibromo-3,5-Difluorobenzene stand to benefit from upgrades in these hidden parts of the supply pipeline.

    Why Sourcing from Direct Manufacturers Matters

    Sourcing directly from the manufacturing origin bypasses much of the confusion that sneaks in as materials change hands—mixed lots, relabeling, missing certificates, and uncertainty on true origin. Our experience running audits for pharma clients illustrates a clear pattern: direct lines of sight and single-point accountability cut delays and improve problem-solving. Where paperwork alone doesn’t reassure, we invite groups to site visits, real-time batch progress tracking, and discussions on improvement.

    In some markets, the price difference between genuine, traceable intermediates and gray-market goods can be stark—but the long-term risks dwarf any short-term savings. Sloppy material leads to failed lots, disposal costs, security of supply anxieties, and even regulatory setbacks. By partnering directly with those who design, run, monitor, and ship each batch of 1,2-Dibromo-3,5-Difluorobenzene, users position themselves for success, not just for this project, but for future innovation.

    Building Trust through Transparency and Consistency

    Each batch we produce holds not just molecules, but the outcome of years of daily problem-solving around process control and repeatability. Rather than taking quality for granted, we recognize how quickly minor missteps multiply as project scale grows. Every inquiry from a new or existing customer triggers a fresh review—can we remove a trace impurity, can we hit a tighter particle size, can we decrease cost without compromising what matters most?

    Technical transparency breeds trust. Instead of hiding behind certificates, we offer real-time access to analytical data, production notes, and batch history. For the growing number of customers dealing with tough regulatory filings or product registration, this openness cuts vital weeks or months from go-to-market timelines. Our best customer relationships have come from this practice, turning one-off transactions into ongoing collaboration.

    At its core, manufacturing 1,2-Dibromo-3,5-Difluorobenzene teaches patience and demands honesty. Success only arrives when expectations meet reality—consistently, at the bench and in production scale. Those who join us as customers join a tradition of getting the basics right, batch after batch, project after project.