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5-Bromo-2-Hydroxynicotinic Acid

    • Product Name 5-Bromo-2-Hydroxynicotinic Acid
    • Alias 5-Bromo-2-hydroxy-3-pyridinecarboxylic acid
    • Einecs 609-512-4
    • 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

    502879

    Product Name 5-Bromo-2-Hydroxynicotinic Acid
    Cas Number 57547-57-8
    Molecular Formula C6H4BrNO3
    Molecular Weight 218.01
    Appearance Off-white to light yellow powder
    Melting Point 221-225°C
    Purity Typically ≥98%
    Solubility Slightly soluble in water, soluble in DMSO
    Synonyms 5-Bromo-2-hydroxypyridine-3-carboxylic acid
    Smiles C1=CC(=C(C(=N1)O)C(=O)O)Br
    Inchi InChI=1S/C6H4BrNO3/c7-3-1-4(6(10)11)8-2-5(3)9/h1-2,9H,(H,10,11)
    Storage Temperature Store at 2-8°C
    Ec Number 610-898-8

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

    Packing & Storage
    Packing The 5-Bromo-2-Hydroxynicotinic Acid comes in a sealed amber glass bottle, containing 25 grams, labeled with safety and chemical information.
    Shipping 5-Bromo-2-Hydroxynicotinic Acid is shipped in tightly sealed containers to prevent contamination and moisture exposure. Packaging complies with relevant chemical safety regulations. During transit, the material is labeled with proper hazard identification and handled as a laboratory-grade chemical. Shipping documentation includes safety data and handling instructions to ensure responsible delivery.
    Storage 5-Bromo-2-Hydroxynicotinic Acid should be stored in a tightly sealed container, protected from light and moisture. Keep it in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizing agents. Store at room temperature unless otherwise specified by the manufacturer, and ensure proper labeling to prevent accidental misuse.
    Application of 5-Bromo-2-Hydroxynicotinic Acid

    Applications of 5-Bromo-2-Hydroxynicotinic Acid in Industrial Manufacturing

    As a specialized manufacturer of 5-Bromo-2-Hydroxynicotinic Acid, we supply this compound to a select group of industries with established technical requirements and compliance demands. The following downstream applications represent authentic industrial sectors where our material consistently integrates into mature production processes, contributing specific functional and reactive properties. Each scenario details real-world compliance, formulation, process logistics, and finished goods, reflecting our deep application expertise as a raw material producer.

    1. Pharmaceutical Intermediate for Pyridine-Based Drug Synthesis

    This material serves as a strategic intermediate in the synthesis of advanced pyridine derivatives for pharmaceutical actives, especially in the preparation of antineoplastic and anti-infective agents. Its use roots in the selectivity provided by both the bromo and hydroxyl moieties, which facilitate targeted substitution and condensation reactions in regulated manufacturing environments.

    Industry compliance standards

    • Current Good Manufacturing Practice (cGMP, ICH Q7)
    • EU GMP Annex 1 guidelines
    • USP/NF and Ph. Eur. pharmacopoeial monograph requirements for intermediates

    Typical usage ratio

    • 0.15–0.35 molar equivalents relative to key drug precursor, optimized based on required substitution pattern in final API.

    Downstream process integration

    • Added as a primary reactant during the coupling or halogen exchange steps in early-stage synthesis; requires controlled addition under inert atmosphere to prevent oxidative degradation prior to cyclization or amidation stages.

    Final product types

    • Anticancer intermediate compounds (e.g., for kinase inhibitors)
    • Precursors for anti-tubercular molecules
    • Building blocks for neuroactive pharmaceutical ingredients

    2. Agrochemical Intermediate for Fungicide Synthesis

    Downstream agrochemical firms rely on the reactivity and selective halogenation characteristics of this acid to introduce tailored functional groups in systemic fungicide molecules. Its integration supports scalable, high-yield batch production for active ingredients that demand strict residue and safety profiles.

    Industry compliance standards

    • FAO/WHO Specification for Pesticide Active Ingredients
    • ISO 1750: Pesticides and other agrochemicals — Common names
    • REACH registration for synthetic intermediates

    Typical usage ratio

    • 1.00–1.15 molar equivalents, depending on the sulfonation or amide formation stage, adjusted to achieve desired purity in downstream actives.

    Downstream process integration

    • Fed into the initial condensation or chlorination phase, enabling later derivatization towards the final heterocyclic fungicidal backbone; requires purification steps to meet crop residue requirements.

    Final product types

    • Pyridine-based fungicide actives (e.g., analogs of nicotinic acid derivatives)
    • Seed treatment formulations
    • Protective crop spray concentrates

    3. Electronic Chemicals—Functional Monomer for Specialty Polymers

    The compound finds application as a functionalized monomer precursor in the design and synthesis of high-purity polymers for electronic and optoelectronic components, such as light-emitting diodes (LEDs) and high-dielectric insulator films. Its controlled reactivity assists precise placement of functional groups, which is vital in materials demanding strict defect density and insulation thresholds.

    Industry compliance standards

    • IEC 60454 (specifications for polyimide films for electrical insulation)
    • JEDEC JESD22 (component materials reliability)
    • RoHS Directive (2011/65/EU) for hazardous substances in electrical material

    Typical usage ratio

    • 0.5–2.0 wt% in the co-polymerization batch, with concentration tailored to impart specific hydrophilicity or surface charge properties in advanced polymer matrices.

    Downstream process integration

    • Dosed at the monomer addition stage during in-situ or solution polymerization for high-performance films; monomer purity directly impacts dielectric strength and film reliability.

    Final product types

    • OLED conductive films
    • Flexible printed circuit boards
    • High-durability polyimide and specialty insulating laminates

    4. Analytical Reagent Manufacturing—Chelating Agent Precursor

    Specialized reagent producers convert this material into metal-chelating agents essential for analytical test kits, environmental monitoring reagents, and quality control applications. The bromo and hydroxyl substituents enable specific metal affinity and stability, crucial for reproducible analytical outcomes.

    Industry compliance standards

    • ISO 17034:2016 for reference material producers
    • ISO/IEC 17025:2017 laboratory quality management
    • REACH (EC) No 1907/2006 for laboratory chemicals

    Typical usage ratio

    • 0.2–0.8 molar equivalents as ligand precursor during reagent synthesis, determined by type and valency of target metal ion.

    Downstream process integration

    • Incorporated in the first step of ligand synthesis, followed by functionalization and purification prior to formulation in analytical test kits; strict QC ensures trace-level consistency and absence of interfering ions.

    Final product types

    • Heavy metal detection kits
    • Titration and spectrophotometric reagents
    • Quality control standards for environmental laboratories

    5. Light-Stabilizer Intermediate for UV-Protection Additives

    Within the high-performance additive sector, downstream manufacturers leverage the unique electronic structure of this acid to construct UV-absorbing moieties, which function as stabilizing agents in high-value coatings and plastics. Its use supports stringent migration and weathering resistance requirements in outdoor polymer applications.

    Industry compliance standards

    • EN 71-3 (Safety of toys—Migration of certain elements, for polymers in consumer goods)
    • FDA 21 CFR 177.1520 (Olefin polymers for food-contact plastics)
    • ISO 4892-2 (Artificial weathering tests for plastics)

    Typical usage ratio

    • 0.2–0.6 wt% as a reactive intermediate in additive synthesis, with formulation refined according to polymer matrix and expected UV exposure level.

    Downstream process integration

    • Inserted at the core intermediate stage during UV absorber syntheses; typically followed by esterification or alkylation before blending in masterbatch production for plastic compounding.

    Final product types

    • UV-resistant masterbatches for polyethylene and polypropylene composites
    • Exterior industrial and automotive coatings
    • Protective films and clear sheets for outdoor installations
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    Certification & Compliance
    More Introduction

    Introducing 5-Bromo-2-Hydroxynicotinic Acid: Our Perspective as the Manufacturer

    A Chemical Built on Experience and Consistency

    Producing 5-Bromo-2-hydroxynicotinic acid goes well beyond handling a chemical formula. In our plant, every batch starts with high-purity raw materials: pharmaceutical or fine chemical grade sources only, never recycled or off-standard intermediates. Decades on these production lines have taught us to trust rigor and close monitoring—not luck—when it comes to bromination and hydroxylation processes on the nicotinic acid backbone. Each molecule passes strict in-house HPLC checks. Our technical team watches moisture levels, pH, and residual solvents daily, never skipping documentation. This chemical, known in some circles as 5-bromo-2-hydroxy-pyridine-3-carboxylic acid, isn’t just about its CAS number or grade; it reflects how carefully the synthesis run is watched across each reactor cycle.

    Model and Purity: What We Deliver

    We rarely talk in abstracts like “premium” or “refined” grade here. Instead, quality comes down to clear facts on purity (98% minimum, often 99% depending on end application), trace metal content, and physical consistency. White to very pale tan powder, melting point typically ranges within a few degrees, particle size is monitored for flow and dissolution, and spectral fingerprints match our reference database batch after batch. Our models focus on reproducibility: whether being delivered in a 1 kilogram laboratory trial pack or a 25 kilogram drum for pilot plants, the chemical profile always matches client requirements. It can be tempting to chase novelty with “improved” versions or blends, but with this compound, the value sits in reproducibility—not in superficial changes.

    Why Clients Choose Our 5-Bromo-2-Hydroxynicotinic Acid

    A lot of labs and manufacturers approach us for this acid because their research budgets, lead candidate timelines, or regulatory submissions rest on reliable performance. Small fluctuations in purity, off-odors, or even minor color differences can disrupt pharmaceutical process validation or agrochemical development. Our continuous, closed manufacturing route ensures consistently low impurity levels. Clients in medicinal chemistry appreciate that each order matches the last in terms of behavior during alkylation, esterification, or coupling reactions. Early on, a customer once tried a lower-cost alternative sourced from a general trading house. Their yields suffered and they lost two full months tracking down side reactions. Painful lessons like that make some hesitate to try substitutes.

    Comparing to Other Pyridine Carboxylic Acids

    A chemist looking to incorporate a brominated, hydroxylated nicotinic acid often asks about how this product stacks up beside basic 2-hydroxynicotinic acid, unbrominated variants, or even halogen analogs like 5-chloro-2-hydroxynicotinic acid. The bromine atom at the 5-position does make a difference—in both chemical reactivity and downstream performance. It’s not about “heavier” or “exotic” atoms on paper. The presence of bromine impacts electron density and the acid’s ability to serve as a unique building block in N-heterocycle synthesis, biocatalysis studies, and as a coupling partner for Suzuki or Buchwald-Hartwig reactions. Our long-term clients in the pharmaceutical base-building sector highlight that this compound’s higher reactivity compared to its chlorinated version often opens synthetic shortcuts at moderate temperatures, without risking overreaction or unwanted blocking protection steps.

    Specifications That Matter: Not a Marketing Checklist

    As a manufacturer, we get used to questions about what’s “special” beyond the certificate of analysis. For us, it boils down to what saves time and reduces surprises for formulators and process scientists. Assay by HPLC or titration tells most of the story for 5-bromo-2-hydroxynicotinic acid, measuring true purity, not just simple dry weight. Sulfated ash is monitored so as not to introduce unknowns into catalysis cycles. Solubility in different solvents gets tested—both under strictly neutral lab conditions and in real-world, plant-scale dissolutions. We check for absence of residual halogen species to keep secondary reactivity in check.

    Actual Use Cases—Where This Chemical Fits In

    The bulk of our orders go toward research and pilot-scale pharmaceutical projects, but usage doesn’t stop at API intermediacy. Customers employ 5-bromo-2-hydroxynicotinic acid in derivatization, triazole synthesis, library generation for agrochemical screening, and as a ligand precursor in specialty catalysts. We’ve supported analytical reference standard suppliers, universities running SAR studies, and even companies working on specialty organic pigments that exploit the unique chelating properties of this molecule. Our technical team spends plenty of time troubleshooting not just purity but particular polymorphs or solubility quirks in different downstream blends. Sometime back, a crop-protection research group found that a parallel batch from a trader caused major foaming and lower yields in their key cyclization route. On analysis, we discovered an unaddressed side product from less-controlled bromination. An internal change back to our process solved it, demonstrating how hands-on manufacturing experience pays off.

    Process Evolution—Decades of Gradual Refinement

    The current robust process didn’t come easily. Many years ago, small nitrosation artifacts and persistent yellow tint used to plague early batches. By tweaking reaction times, improving base handling, and switching to closed-loop temperature control, we eliminated color-forming byproducts. We’ve swapped out some solvents, not for greenwashing purposes but due to better downstream stability and reduced filtration headaches. Continuous improvements often come from the plant floor rather than from lofty R&D: one of our supervisors noticed faster clumping during drying when humidity spiked—and co-opted an old food-grade dehumidifier to cut drying time without overt heat, leading to finer, better-flowing powder. These details, often lost in generic specification sheets, translate directly to our reputation.

    Ensuring Safety and Compliance—Our Norm, Not an Afterthought

    Handling brominated heteroaromatics calls for more than standard gloves and goggles. We enforce closed system handling, air scrubbing, and local extraction at every weighed batch—well before any regulatory rules forced such investments. Every step is traceable, batch numbers remain tied to raw material sources, and full retention samples are archived by lot. Regular audits from partners in Europe, North America, and Asia go smoothly because inspectors see our records, not just “compliance” policies. This commitment keeps our process stable and trustworthy—not only in terms of quality, but also protecting our team and the end users down the chain.

    Supporting Researchers and Industry Partners—Lessons Learned

    Research doesn’t queue politely, nor do production timelines. Over the years, we’ve learned to support clients with custom packing, rush resupply, and in some cases, analytical advice on side chain introduction. One research lab nearly derailed its candidate screening due to questionable verification standards from a batch sourced outside our facility. Our analytical chemists stepped in to untangle ambiguous IR and NMR results, helping the client get faster regulatory signoff. Experience makes the difference—in communication, shipment timing, and consistent product quality. Most of our technical queries resolve not with theory but with someone from the shop floor, the chemists who live with these molecules every day.

    Our Differences—Not Just Another Catalog Item

    Plenty of suppliers can quote 5-bromo-2-hydroxynicotinic acid by the kilogram, but few commit to controlling the process every shift and supporting customers after delivery. We don’t take shortcuts to lower cost: our raw materials come from qualified, long-term partners, and each batch certificate is built on equipment-calibrated data, not copied templates. Our staff hand-test solubility, visually inspect bulk drums before shipment, and maintain open channels if an unusual reactivity or solubility issue turns up in the customer’s lab. Many generic traders don’t know how to address edge-case requests—like micro-scale pre-dissolved samples or analytical-grade variants for reference standards. We have built auxiliary lines for just such small-scale, ultra-high-purity needs, because years of feedback from R&D chemists and production leads have guided those decisions.

    Responding to Challenges in the Supply Chain

    Recent years have challenged chemical manufacturing with raw material shortages, unexpected shipping bottlenecks, and logistical policy shifts worldwide. Our position as the true manufacturer, rather than a simple repacker or broker, let us adapt real-time: shifting procurement, holding critical stocks, and redesigning processes to use alternate, qualified precursors if needed. Regular clients who faced months-long delays elsewhere found steadier delivery from us, and often turned to our team for deeper technical support on sourcing planning and on-site troubleshooting. Building in redundancy—both in plant operations and in market intelligence—has driven far more reliability than any contract clause could promise.

    Quality Practices Built Over Generations

    Manufacturing specialty fine chemicals isn’t an automated conveyor routine. The inherited experience crosses generational team boundaries here, with senior plant operators mentoring juniors on both the theory behind each process and the “feel” of reaction shifts. Watching hue change and monitoring subtle odor shifts have replaced overreliance on lab dashboards. The habit of testing by multiple methods—visual, chromatographic, spectrometric—has prevented more than one batch failure. We treat each shipment as if it will be used for critical discovery work or regulatory submission because all it takes is one subpar batch to undo years of trust.

    Why Our Approach to 5-Bromo-2-Hydroxynicotinic Acid Matters

    Clients sometimes ask about “better prices” or faster turnaround elsewhere. What keeps our long-standing relationships alive is transparency, reliability, and partnership thinking. We don’t view this molecule as an interchangeable commodity. This product, built through years of trial, error, and learning from both happy outcomes and costly mistakes, reflects everything about our team’s approach to chemical manufacturing: trust built batch by batch, feedback welcomed, rapid adaptation to changes on the research and commercial front. Every drum shipped ties our name, and the pride of the people behind the process, to the projects that depend on it.

    Direct Communication, Not Automated Handling

    One point our clients often remark on is how quickly and directly they reach a genuine chemist or production supervisor rather than a call center or generic sales agent. Our technical staff picks up the phone and answers detailed queries about 5-bromo-2-hydroxynicotinic acid, not just from a script but from lived experience. Someone who’s skinned a few knuckles on a pilot reactor can spot a probable source of contamination or yield loss far quicker than anyone outside the line. This joined-up, hands-on support is one hallmark of our manufacturing difference.

    Stewardship and the Future of Specialty Chemical Production

    Manufacturing 5-bromo-2-hydroxynicotinic acid responsibly includes more than technical guarantees. Throughout our history, we’ve committed to minimizing hazardous waste, deploying advanced scrubbers, and recycling as much process water as practical. We treat environmental stewardship as a core value, not an afterthought. New projects in electrochemical synthesis and process intensification are underway, aiming to reduce energy input and hazardous reagents even further for this product and others in our pyridine derivatives line. These steps aren’t for show—they’re the practical outcome of maintaining a safe, sustainable operation trusted by regulatory bodies and clients alike.

    Learning from Real-World Applications

    When working with clients from pharmaceutical discovery to agricultural research, we see firsthand how every tiny formulation or analytical detail can impact a project’s direction. A batch of 5-bromo-2-hydroxynicotinic acid fit for synthetic research might trip up a high-purity demand for an epigenetic or kinase inhibitor project. Sometimes, a solvent residue undetected by typical screens alters downstream performance or shelf life. Over time, these real case scenarios encourage us to continuously refine both batch design and analytical follow-up, and to stay open to method changes, new reagent grades, or even total redesigns. Our plant treats every feedback—positive, negative, or neutral—as a path to concrete improvement rather than checklist closure.

    Supporting Scale-Up Without Compromise

    During scale-up, details such as exothermic control, agitation uniformity, and vacuum stability come into greater play than bench chemists sometimes expect. Feedback from customers who ran into hot-spotting or incomplete bromination in scaled syntheses reached us early, prompting process modifications that now keep heat and mass transfer even at large scale. We’ve built a workflow where analytical and process engineers co-design modifications, ensuring a new scale run doesn’t mean less control. This approach—iterative, detail-oriented, and open to client collaboration—reduces the risk of process drift or late-stage scale-up headaches.

    Pursuing Solutions: Continuous Dialogue with Industry

    Keeping 5-bromo-2-hydroxynicotinic acid ready for tomorrow’s application means listening to partners both upstream and down. Whether a client requests a novel polymorph, needs improved documentation for a new jurisdiction, or faces new analytical challenges, we engage as technical partners—not just as generic sellers. Recent collaborative troubleshooting with a major agroscience group improved our impurity detection methods, leading to an even more tightly controlled side product profile. Our plant proved uniquely flexible in modifying drying protocols for a specialty pigment project, delivering the flows and colors needed by altering the process rather than the raw chemistry itself. These lessons shape our operational improvement year after year.

    The Road Ahead—Adapting Without Losing Roots

    The landscape for specialty molecules is shifting fast, with AI-driven process controls, new regulatory demands, and pressure for greener footprints. We’re not chasing trends for their own sake; adaptations at our plant always go through rigorous internal review and gradual implementation, ensuring what works at pilot or lab scale actually stands up to full production. Our team blends respect for proven practices with readiness to update equipment, run validation batches, or adjust handling for new forms—a trait that keeps us honest, efficient, and competitive.

    A Final Word from the Manufacturing Floor

    5-Bromo-2-hydroxynicotinic acid isn’t just one more chemical on a catalog list for us. From raw material qualification to final drum inspection, each step draws on decades of practical experience, pride in collaboration, and patience for the intricacies other actors might miss or dismiss. Our team’s fingerprints, literally and figuratively, rest on every vial and every drum. We deliver not only a molecule, but the assurance that every project relying on our product gets the support, knowledge, and reliability that only a true, hands-on manufacturer can offer.