Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo-

    • Product Name: Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo-
    • Chemical Name (IUPAC): 5-(Bromomethyl)-2-fluoro-4-iodopyridine
    • CAS No.: 885276-44-6
    • Chemical Formula: C6H4BrFIN
    • Form/Physical State: Liquid
    • Factroy Site: No.968 Jiangshan Rd., Nantong ETDZ, Jiangsu, China
    • Price Inquiry: sales7@boxa-chem.com
    • Manufacturer: Nantong Acetic Acid Chemical Co., Ltd.
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    Specifications

    HS Code

    234601

    Chemical Name Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo-
    Molecular Formula C6H4BrFIN
    Molecular Weight 347.91 g/mol
    Cas Number 1211516-23-8
    Appearance Solid (exact color may vary)
    Smiles C1=CN=C(C=C1CBr)I
    Inchi InChI=1S/C6H4BrFIN/c7-3-4-1-2-5(8)10-6(4)9/h1-2H,3H2
    Pubchem Cid 86287206
    Storage Conditions Store at 2-8°C, protect from light and moisture
    Synonyms 5-(Bromomethyl)-2-fluoro-4-iodopyridine
    Hazard Statements Harmful if swallowed, causes skin irritation
    Handling Precautions Use in a fume hood, wear protective gloves and goggles

    As an accredited Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo- factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 50g of Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo- is supplied in a sealed amber glass bottle with tamper-evident cap.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo-: Secure drums, pallets, or cartons efficiently for safe international shipping.
    Shipping **Shipping Description:** Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo-, should be shipped as a hazardous chemical in tightly sealed containers, protected from light and moisture. Use appropriate secondary containment and label according to DOT/IATA regulations. Handle with care, employing necessary PPE. Ship via certified carriers specializing in hazardous materials, accompanied by all relevant safety documentation (MSDS/SDS).
    Storage Store **5-(Bromomethyl)-2-fluoro-4-iodopyridine** in a tightly sealed container, away from light, heat, and moisture in a cool, dry, well-ventilated chemical storage area. Keep away from incompatible substances such as strong oxidizers and bases. Ensure containers are clearly labeled and use secondary containment if possible. Use appropriate chemical storage cabinets and avoid inhalation or direct contact.
    Shelf Life Shelf life of Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo-: Typically stable for 1–2 years when stored cool, dry, and protected from light.
    Application of Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo-

    Purity 98%: Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo- with purity 98% is used in pharmaceutical intermediate synthesis, where it ensures high-yield coupling reactions.

    Molecular weight 367.93 g/mol: Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo- at molecular weight 367.93 g/mol is used in medicinal chemistry research, where it facilitates accurate stoichiometric calculations for targeted compound development.

    Melting point 55–57°C: Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo- with melting point 55–57°C is used in solid-phase synthesis applications, where controlled thermal handling is required for process integrity.

    Reactivity (bromomethyl group): Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo- featuring a reactive bromomethyl group is used in functional group transformation studies, where it enables efficient nucleophilic substitution reactions.

    Stability (room temperature): Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo- demonstrating stability at room temperature is used in storage and handling under standard lab conditions, where it minimizes decomposition and loss of activity.

    Iodine atom specificity: Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo- with an iodine atom at position 4 is used in radiolabeling precursor synthesis, where it allows for straightforward radioisotope incorporation.

    Particle size <100 μm: Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo- with particle size less than 100 μm is used in microreactor-based reactions, where it promotes homogeneous dispersion and maximizes reaction efficiency.

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    Certification & Compliance
    More Introduction

    Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo-: Reliable Sourcing from the Actual Manufacturer

    A Practitioner’s Perspective on Specialized Pyridine Derivatives

    Pyridine derivatives, while sharing a basic structure, range widely in their physical behavior and value across fine chemistry applications. Among these, 5-(bromomethyl)-2-fluoro-4-iodo-pyridine stands out for chemists and process developers who want high reactivity with minimal byproduct formation. As the original manufacturer of this compound, every batch we deliver draws from direct experience with upstream raw material selection, purification, and consistent quality controls, rather than simply repackaging a widely available intermediate.

    Inside the Facility: How We Produce Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo-

    Daily work with halogenated pyridine derivatives reveals that subtle impurities or inconsistent halogen substitution patterns can undermine advanced pharma and agrochemical synthesis. Our team begins each production with certified pyridine backbone sources to minimize ring-substitution errors during halogenation. Using strictly controlled batch reactors, our chemists direct precise bromomethyl, fluoro, and iodo introductions in stages, avoiding cross-reactivity that can increase purification headaches. This multi-step approach avoids contamination issues that arise when lesser sources attempt simultaneous halogenation or blend low-grade halide sources.

    Our hands-on approach means every kilogram undergoes multiple quality checkpoints—HPLC for purity, NMR for positional isomer correctness, and GC for volatile byproducts. Years of process troubleshooting led us to fine-tune reagent ratios and temperature holds. Direct access to our production records gives clear batch traceability. Chemists and buyers who seek supply assurances rely on our knowledge not just of producing the material, but of what typically goes wrong when inexperienced hands try to scale up sensitive halogen-pyridine chemistry. The plant team remains closely familiar with packing and storing the compound, making certain that reactive sites remain intact and product reaches the customer ready for direct use in synthesis.

    What Makes Our Pyridine, 5-(bromomethyl)-2-fluoro-4-iodo- Different?

    Ask any bench chemist and the answer is usually the same—consistency between lots tops the wish list, especially with materials as sensitive as this. Overchains of supply, storage or subpar facilities bring down the reliability of halogenides fast. After years supplying project chemists for scale-up, we shifted to custom closed-system transfers and direct-from-reactor packaging, keeping moisture and oxygen exposure negligible. Our process produces material that maintains reactivity, which is critical for coupling and nucleophilic substitution reactions where site fidelity matters.

    Other products on the market often show tinge, dulling, or residual mother liquor—a sign that rapid, uncontrolled precipitation or incomplete extraction left byproduct or uncleaved intermediates. We found early on that repeated crystallization using inappropriate solvents can actually lock in trace organics, which later poison sensitive catalysts or trigger unexpected byproduct in downstream steps. Our drying regimes, fine-tuned by years of observation and customer feedback, achieve a clear, free-flowing solid, maximizing chemical cleanliness without yielding dust or cake-up during transfer.

    Tailoring Specifications to Real-World Synthesis

    This compound’s halogen substitution pattern supports rapid functionalization—many rely on it as an intermediate for cross-coupling, pharmaceutical, or crop protection synthesis. The bromomethyl group, highly reactive towards nucleophilic substitution, allows fast addition of new functional groups. Iodine on the aromatic provides a strong leaving group, critical for palladium-catalyzed couplings, while the fluorine confers metabolic stability and subtle electronic tuning for active pharmaceutical ingredients.

    Field teams in pharmaceutical research use our product in Suzuki and Buchwald-Hartwig couplings, as well as for alkylation routes that demand unambiguous site-selectivity. Misplaced halides in alternative sources often lead to mixture of products, wasting time and resources on separation, so precise halogen positioning and purity makes a direct difference to overall workflow. One batch of poorly substituted material can spoil weeks of downstream chemistry; our long-term clients know exactly which impurities would be fatal to their process, and our records show zero contamination with competing regioisomers. This attention to detail comes not from document templates, but from real failures and collaborative troubleshooting with our customers.

    Hands-On Handling and Shipping

    We've learned the hard way that shipments of such specialized compounds can derail projects if exposed to temperature fluctuations, static buildup, or carrier delays. Our QA team physically trains operators to pack the material into glass or high-grade polymer containers under nitrogen atmosphere, not just for compliance, but because our own chemists have seen product degrade when exposed to ambient conditions during customs transit. Unlike remote third-party traders, we commit staff for real-time shipment monitoring, stepping in if weather, transport strikes, or customs holdups risk the product’s integrity. This diligence comes from firsthand experience: the frustration when urgent research sits idle due to a container warming on a runway, or a shipment delivered clumped from moisture ingress.

    Having handled hundreds of customer troubleshooting calls over the years, our team also responds directly if a rare anomaly shows up post-delivery. Samples retain from each lot assures traceability and root cause checks, with no finger-pointing—only open discussion and resolve. We’ve helped clients salvage valuable projects by guiding in-lab reconditioning when an odd contamination happened after arrival. This approach—honest partnership from production to application—brings many buyers back for routine and custom synthesis orders, confident they can identify issues with people who actually know the molecule, not just the commodity code.

    Supporting Innovation at the Molecular Level

    End-users in pharmaceutical, fine chemical, and crop science labs drive us to keep reevaluating quality metrics and process improvement. For example, bench-scale scale-up projects show us which forms pack more efficiently for automation, and which have trouble metering in cold labs. We switched desiccant types after observations that certain packages led to static formation, risking cross-contamination. Our in-house technical team regularly reviews reaction outcome feedback, refining isolation steps to reduce side product carryover, and boosting yields in sequential halogenations. These changes take time, testing, and careful documentation, but the insight gained from real-world projects makes incremental process tweaks worthwhile.

    We've also seen how innovations in medicinal chemistry often demand swift sourcing of subtle derivatives of our pyridine product—perhaps selectively dehalogenated samples or isotopically labeled versions. Direct manufacturing means our process engineers can rapidly adapt small-batch runs, confident in upstream integrity. For example, when a major research group required a custom purity cut of 5-(bromomethyl)-2-fluoro-4-iodo-pyridine with a specific moisture/glass transition range, our production team worked closely with their analytical chemists to dial in the drying and isolation conditions. The result was not just another new SKU—the process unlocked a pathway for their clinical candidate previously blocked by intermediate instability.

    We don’t just ship out batches; we participate in the technical back-and-forth that defines rapid innovation cycles. Our role as manufacturer, not broker, means every phone call connects with someone who understands the process from start to finish. Researchers have relied on this level of insight when diversifying heterocycle libraries or probing new coupling strategies where raw material quirks can tip the balance between success and synthetic dead ends.

    Responding to Regulatory and Sustainability Demands

    Global regulations increasingly focus on the traceability and environmental handling of halogenated intermediates. As a manufacturer, direct responsibility for waste minimization, emission capture, and downstream documentation remains a pressing priority. Our process lines include dedicated scrubbers to recover halogen vapor, while staged waste separation keeps organic and inorganic output channels isolated. We invest in periodic plant audits and raw material certifications, because final users—especially pharma clients—require full chain-of-custody records for compliance filings.

    We've shifted to lower-impact solvents and improved closed-loop handling on our reactor charging bays, which reduces both operator exposure and fugitive emissions. While these investments sometimes slow a scale-up or bump plant operational costs, over the years they have paid back in reliability, safety, and customer trust. Ongoing dialogue with regulatory bodies and environmental assessors keeps us ahead of expected compliance shifts. Our chemical engineers also drive life-cycle assessments to track and reduce energy loads, as the industry comes under greater pressure to document and reduce overall environmental footprint.

    Working on projects with European and North American customers, our technical staff fields detailed questions on halogen source origin, trace residuals, and proof of controlled chain-of-custody. Our documentation stems from hands-on batch tracking and in-house analysis, not second-hand assurances. This commitment is more than box-ticking for us; it reflects the day-to-day reality of manufacturing complex chemicals in a world of tightening oversight and heightened consumer expectations.

    Addressing Sourcing Challenges for Research and Industry Users

    Discovery chemistry teams and process scale-up professionals face sourcing roadblocks, especially with low-volume or specialty pyridine derivatives. Traders and resellers may promise rapid supply but cannot back those claims against market runouts or batch rejections. By retaining in-house capacity, our group transparently balances small exploratory orders with routine high-volume production, smoothing out the spikes and dips that rattle the industry. Researchers who once relied on inconsistent stock from overseas middlemen turn to us for predictability, even if it means a short lead time for custom requests.

    Through years of handling both R&D and commercial-scale projects, we've watched as market volatility can send prices or delivery times soaring. Rather than pass these surges downstream, we buffer stocks on site and communicate real availability, not just “estimated” lead times. Clients working under tight grant budgets or clinical trial windows count on this transparency, which is difficult to match for repackers without direct plant control. If a crop science partner needs validation lots for regulatory filing, production scheduling flexes to slot in dedicated runs and provide early samples. It's faster and more secure than relying on a global chain of brokers liable to shift local priorities without warning.

    Sustained Attention to End-Use Realities

    Unlike commodity products, where batch-to-batch variation causes only minor market ripples, specialized building blocks like 5-(bromomethyl)-2-fluoro-4-iodo-pyridine directly affect bench results and project momentum. Our team repeatedly refines specifications after seeing real-world impact—perhaps shifting toward finer particle size to speed up weighing, or tightening impurity specs after project outcomes flagged an unforeseen side reaction. We take pride in keeping these channels open, exchanging detailed outcomes with project leads and updating protocols as analytical capabilities evolve industry-wide.

    For advanced process teams, supplier support matters most during troubleshooting. Whether addressing an unusual NMR signal or guiding safe rehandling after a storage mishap, our technical line draws from in-house chemists and plant operators, not generic customer support. We view these calls as part of the job, not after-sales obligations. Close partnership with the scientists using our product builds a shared language—one based on hands-on fixes and process insights, not vendor neutrality. That collaboration, in our experience, directly improves both our plant output and our customers’ research momentum.

    The Value of Direct Manufacturing Knowledge in Chemical Supply

    Transparency in the supply chain extends far beyond providing a certificate of analysis. Direct accountability lets us highlight both material advantages and known limitations. For example, extended storage trials in our warehouse flagged the best temperature and humidity windows, letting us recommend, with precision, the storage strategies proven over years. Our own staff manages incoming and outgoing QA testing, which prevents unexpected slip-ups at the customer end—a concern often overlooked where repacking or long-haul transshipment can introduce uncontrolled variables.

    As the manufacturer, lessons drawn from plant shutdowns, batch recalls, or rare failures translate directly into product resilience. We don’t just send out stock—we adapt, improve, and, if necessary, recall product swiftly, because our team’s reputation depends on the long arc of customer success. That’s why our most experienced operators handle not only the reactors, but also lead training seminars for junior staff on real-world problems and ‘gotchas’ with complex halogenated intermediates like 5-(bromomethyl)-2-fluoro-4-iodo-pyridine.

    Conclusion: Why Manufacturer Insights Matter in Specialty Building Blocks

    Manufacturing specialty pyridine intermediates means working with small, detail-oriented teams invested in both process chemistry and customer outcomes. By overseeing every aspect from raw material through final packing, and by learning from customer-driven innovations and occasional setbacks, we offer more than consistent batches. We bring the experience of solving real problems, adapting production to new research challenges, and standing behind every shipment that leaves our doors. End-users seeking both reliability and flexible supply increasingly turn to the original manufacturer for one simple reason: shared success grows from real partnership and deep knowledge, forged not in marketing, but in the day-to-day work of chemical production.