2-bromopyridine 1-oxide hydrochloride

    • Product Name: 2-bromopyridine 1-oxide hydrochloride
    • Chemical Name (IUPAC): 2-bromo-1-oxidopyridin-1-ium chloride
    • CAS No.: 32495-43-9
    • Chemical Formula: C5H5BrClNO
    • Form/Physical State: Powder/Solid
    • 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

    524128

    Chemical Name 2-Bromopyridine 1-oxide hydrochloride
    Molecular Formula C5H5BrClNO
    Molecular Weight 210.46 g/mol
    Appearance White to off-white solid
    Solubility Soluble in water
    Storage Conditions Store at room temperature, in a tightly closed container
    Purity Typically >97%
    Synonyms 2-Bromo-1-oxidopyridinium chloride

    As an accredited 2-bromopyridine 1-oxide hydrochloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 25g of 2-bromopyridine 1-oxide hydrochloride is supplied in a sealed amber glass bottle with a tamper-evident screw cap.
    Container Loading (20′ FCL) Container Loading (20′ FCL): Securely packed 2-bromopyridine 1-oxide hydrochloride, sealed drums/cartons, moisture-protected, clearly labeled, compliant with international shipping standards.
    Shipping 2-Bromopyridine 1-oxide hydrochloride should be shipped in tightly sealed containers, clearly labeled, and protected from moisture and light. Transport should comply with applicable chemical regulations, using secondary containment and cushioning to prevent breakage. It should be handled as a potentially hazardous substance and shipped via a certified carrier specializing in chemical shipments.
    Storage 2-Bromopyridine 1-oxide hydrochloride should be stored in a tightly sealed container, protected from moisture and light, in a cool, dry, well-ventilated area. Keep away from incompatible substances such as strong oxidizers and bases. Store at room temperature and avoid prolonged exposure to air to prevent decomposition or hygroscopic absorption. Always follow standard laboratory chemical storage protocols and safety guidelines.
    Shelf Life 2-Bromopyridine 1-oxide hydrochloride should be stored tightly sealed, protected from moisture, and is stable for at least two years under recommended conditions.
    Application of 2-bromopyridine 1-oxide hydrochloride

    [Purity 98%]: 2-bromopyridine 1-oxide hydrochloride with 98% purity is used in pharmaceutical intermediate synthesis, where it ensures high yield and minimal byproduct formation.

    [Melting point 145°C]: 2-bromopyridine 1-oxide hydrochloride with a melting point of 145°C is used in organic catalysis processes, where thermal stability supports precise reaction control.

    [Molecular weight 192.45 g/mol]: 2-bromopyridine 1-oxide hydrochloride with a molecular weight of 192.45 g/mol is used in medicinal chemistry research, where defined molecular mass facilitates accurate dosing in compound screening.

    [Moisture content ≤0.5%]: 2-bromopyridine 1-oxide hydrochloride with moisture content ≤0.5% is used in analytical reagent formulations, where controlled water content prevents hydrolysis and degradation.

    [Particle size D90 < 75 µm]: 2-bromopyridine 1-oxide hydrochloride with particle size D90 less than 75 µm is used in solid-state reaction setups, where enhanced surface area enables efficient mixing and uniform reaction kinetics.

    [Stability temperature up to 120°C]: 2-bromopyridine 1-oxide hydrochloride with stability temperature up to 120°C is used in temperature-sensitive synthesis, where maintained integrity under moderate heat allows consistent product quality.

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    Certification & Compliance
    More Introduction

    2-Bromopyridine 1-Oxide Hydrochloride: Bringing Practical Value to Organic Synthesis

    Our Perspective as a Chemical Manufacturer

    In chemical production, you gain a lot of respect for molecules that quietly keep vital research and industry moving. 2-Bromopyridine 1-oxide hydrochloride is one of those compounds. Most people won’t bump into it in daily life, but this material finds its hands in laboratories and synthesis plants where people look for reliability and predictability in every batch. We make this product at our own facility, managing each step under direct control: from the careful weighing of pyridine derivatives to the trackable conversion, bromination, and controlled oxidation, and on to the safe, predictable crystallization as a hydrochloride salt. Each stage leaves its mark on the final quality, and experience has taught us that consistency here is what counts.

    Model and Specifications

    For 2-bromopyridine 1-oxide hydrochloride, the model we offer comes as a high-purity crystalline powder, targeted for key research and production needs in pharmaceuticals and advanced materials. The lot purity, checked by HPLC and titration, regularly exceeds 98%. Moisture and hydrochloride content settle within a dependable range, which matters for long-term stability and solubility in end processes. This product travels in thick-walled, tamper-evident bottles, shielded from heat and UV, designed to reach research benches and pilot plants without the common headaches of clumping or breakdown.

    Several years ago, we learned the importance of particle sizing and surface area in these types of fine powders. Early feedback from a trusted pharmaceutical partner pointed out handling issues in their reactors—clumping and poor dispersibility that slowed down their batch cycles. We listened. Since then, our team adjusted the drying process and grinding parameters. Inspections at each step now catch odd grain sizes, so users open a bottle and find a material that's free-flowing and easy to measure. These details—refined by our operators and cross-checked with customer QC teams—bring real-world improvements to workflows where every minute counts.

    Why Users Pick 2-Bromopyridine 1-Oxide Hydrochloride

    People choose this compound because it opens up possibilities in both routine transformations and more complex heterocyclic chemistry. The bromine atom sits in the right position for directed cross-coupling—especially Suzuki-type and palladium-catalyzed reactions—where the 1-oxide function helps tune the ring’s electron distribution. Chemists tell us that this specific structure gives higher selectivity in certain alkylations or reductions, compared to plain 2-bromopyridine or the unoxidized hydrochloride salts. For anyone handling medicinal scaffolds, agrochemical lead structures, or even some energetic materials, small changes in the starting material alter the path, yield, and purity of the final product.

    We have seen academics run with this compound in method development, chasing new ways to install functional groups that are otherwise hard to place on pyridine’s tricky framework. In the hands of an experienced process chemist, it helps streamline scale-up, reducing side products and cutting purification steps. Time-tested feedback from CROs (contract research organizations) and scale-up partners shows that the hydrochloride salt’s neat, stable powder form stores well, keeps reactivity high, and doesn't demand extra safety handling compared to other activated pyridinium species. These small, tangible advantages translate directly to lab efficiency—reaction times, reproducibility, and fewer ruined batches.

    How This Compound Stands Apart from Other Related Products

    We get plenty of questions: “How does your 2-bromopyridine 1-oxide hydrochloride differ from the brominated pyridine itself, or from neutral 2-bromopyridine 1-oxide?” The distinctions matter, especially once you have tried substituting one for the other in demanding chemistry. Pure 2-bromopyridine, without the N-oxide functional group or hydrochloride stabilization, leans more basic and can sometimes misbehave during storage—yellowing, absorbing water, or disappearing before it gets out of inventory. N-oxide addition makes the core more electrophilic, improving certain substitution and coupling steps, and the hydrochloride converts it from an oily liquid (which loves to leak or gum up) into a reliable crystalline powder.

    We have invested in upgrading our reactors and purification loops to deliver this material at larger scales, addressing cost and supply challenges that plagued us in the early days. Competitors in the open market sometimes peddle intermediate blends, with inconsistent melting points or partial hydrolysis—these have been a headache for users trying to scale reactions beyond a few grams. Through conversations with our R&D partners, we realized trace impurities or improperly controlled counter ions can trigger side products or polymerization under industrial conditions. By standardizing how the hydrochloride is introduced and checked (down to the acid strength and final wash temperature), we support far higher conversion rates in demanding applications, where margins are slim and mistakes are costly.

    Handling and Storage from a Manufacturer’s Viewpoint

    As a producer, safety and clean process operation come up with every batch. 2-bromopyridine derivatives, especially those with additional oxidation, call for attention—sensitive staff training, controlled venting, and air filtration, even before anything gets dropped in a bottle. We keep humidity under control across our production suite. New staff learn how to avoid accidental acid-base reactions or tripped extraction lines, and the season-long record-keeping documents every environmental reading. We do this not for its own sake, but because output quality directly tracks with workplace consistency and safety. If we cut corners, our own yields drop, finished goods lose shelf life, and our customers spot trouble within weeks. The supply chain is unforgiving of mistakes. That pressure has encouraged us to review every valve, gasket, and drying monitor attached to our reactors.

    On the customer side, we recommend users store the product cool and dry, sealed tightly, with solid outer containment to block accidental moisture ingress. Anything less runs the risk of hygroscopic absorption—visible as caking, or invisible as lowered reactivity. We have seen poorly handled samples degrade in a partner’s lab; the chemistry will drift, and nobody likes a ruined reaction made from what was a perfect batch at the factory.

    Application Focus: What Sets Our Manufacturing Apart

    We took feedback from formulation chemists and pilot plant managers to re-design parts of our workflow, and those lessons show in the batch-to-batch performance of our 2-bromopyridine 1-oxide hydrochloride. For example, some large-scale pharmaceutical customers switched from alternative suppliers after they experienced “grease-phase” separation or lower recovery on washing and filtration steps. Our in-house QA flagged the issue: earlier samples trailed traces of starting amines or incomplete oxidation byproducts, which we eliminated by extending our reaction profile and fine-tuning our oxidative controls. In turn, our upgraded crystalline product cut their labor costs and smoothed out yields on scale-up, which built the case for a direct supply contract.

    The main difference isn’t just the compound’s formula, but the reproducibility—each bottle draws from a well-characterized, fully traceable lot, tied back to our own facility’s process logs. We learned that our customers care more about “will this behave the same every time I use it?” than about theoretical purity figures that ignore hidden instability. Hands-on experience shows the best synthesis routes depend on trust, not abstract measures.

    After fielding many support calls, we started keeping spare inventory through predictable supply cycles—after new regulatory changes, or spikes in research demand brought on by seasonal project launches. Our production planners talk weekly with our commercial partners to match bulk output to real-world consumption. This approach didn’t come from a textbook—it grew out of bumps and breakdowns when just-in-time orders left us and customers stuck. 2-bromopyridine 1-oxide hydrochloride now forms a backbone for several ongoing development campaigns, with both flexibility and fixed-point delivery as needs shift.

    Role in Research and Process Innovation

    At the research scale, we see 2-bromopyridine 1-oxide hydrochloride featuring in divergent reaction screens. Its structure grants options for both electron-rich and electron-poor substituents, so project chemists can tune outcomes without starting synthesis all over again. This has turned especially useful for startup clients pushing for patentable variations or bioactive analogues—access to clean, predictable input material is sometimes the only way to secure trust from funding partners or push a series toward clinical review.

    Our history in process optimization grew from regular troubleshooting. Researchers reported that alternative pyridine derivatives sabotaged their ligation chemistry by introducing too much variability in reactivity or solubility. Since then, we shifted our reactor schedules, temperature plateaus, and solvent purging cycles to (almost obsessively) eliminate these troubles. Regular in-process QC checkpoints—much deeper than final lot testing—let our team spot outlier trends before any product leaves the floor. It all boils down to this: nobody wants a costly synthetic run ruined by a minor trace of oxidation or excess acid. Every gram counts, so we make more than purity guarantees—we back our product performance at each step.

    Pragmatic Takeaways from Working with 2-Bromopyridine 1-Oxide Hydrochloride

    Continuous improvement matters in chemistry, and that gets very tangible with a product like 2-bromopyridine 1-oxide hydrochloride. Real clients shaped how we handle purification, shipment, and shelf-life monitoring. Issues once caught in the end user’s flask now get flagged by our batch monitors or solved through higher-performance dryers and filtered air lines. Our whole team invests in cross-training so everyone understands why a small mistake in a drying curve or an off-temperature chloride addition can translate into costly recalls or missed R&D milestones.

    We listen when end-users say they need tighter controls, purer inputs, or more reliable documentation. That culture pushed us to overhaul byproduct monitoring and install new NMR and FTIR setups, cutting time from production to final QA by days. Transparent reporting and direct collaboration with R&D teams help everyone avoid surprises, especially as new challenges pop up—novel catalysts, greener solvents, or more ambitious targets.

    Environmental Responsibility in Production

    As large-scale chemical producers, we face the constant tension between throughput and environmental stewardship. We’ve found the right balance through controlled emissions capture, closed-loop solvent systems, and a focus on reducing hazardous byproducts. That decision followed a period of heavy fines years ago, and now we routinely audit and upgrade our facility’s containment and recycling plans. These steps aren’t just for compliance; they’ve proved economically sound over time and ensured strong relationships with partners facing stricter sustainability targets.

    Waste bromide and acidic streams, if unchecked, would cost a fortune to neutralize off-site. Instead, dedicated capture and recycling units let us reroute most of this back into the process or safely neutralize before any discharge, cutting both emissions and disposal bills. That direct investment keeps our staff healthy and opens more doors with global customers moving toward eco-labels or non-persistent chemistries. It’s never perfect, and we continue to adjust, but steady effort beats showy sustainability marketing every time.

    Looking Ahead: Product Evolution and Customer Partnership

    Demand for 2-bromopyridine 1-oxide hydrochloride shifts seasonally, and new applications show up when customers surprise us with smarter synthesis ideas or alternative uses. We don’t think about this compound as a static product—feedback loops with universities, pharmaceutical developers, and specialty material teams constantly sharpen our quality targets and batch triggers. Sometimes, small additions (a better seeding step, upgraded filters, or revised packaging) pay out larger returns down the value chain, and so we measure improvement in workflow smoothness, not in abstract awards.

    Many clients move quickly: pilot lots one quarter, then full-scale batches the next. Our supply planning handles these flexes without cutting corners, and we’ve invested in both people and hardware upgrades to keep parallel lines going during busy periods. Meeting unpredictable demand is possible because our operators and planning teams stay in direct touch with front-line users—not filtered through marketing pitches or email hotlines. The process is continuous. New regulatory standards, customer QC upgrades, and better green chemistry targets push us further, and 2-bromopyridine 1-oxide hydrochloride remains a proof point for how direct manufacturing engagement pays off in reliability and shared success.

    Final Thoughts from a Day-in, Day-out Manufacturer

    After years spent refining the manufacturing and supply of 2-bromopyridine 1-oxide hydrochloride, the lessons stack up: listen closely to end-user headaches, document every process shift, and aim for transparency in both problems and progress. Whether in kilo-lab experimentation or multi-tonne commercial flows, the real work happens through everyday commitment—never shortcuts, never ritual. Through hands-on collaboration and continuous feedback, this compound has evolved from a niche specialty to a backbone material in both classic and emerging synthetic efforts. For those who depend on it for their science and production, we’re proud to make every bottle count.