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3-Bromo-2-Hydroxypyridine

    • Product Name 3-Bromo-2-Hydroxypyridine
    • Alias 3-Bromo-2-pyridinol
    • Einecs 629-600-5
    • 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
    VTB
    Specifications

    HS Code

    751238

    Product Name 3-Bromo-2-Hydroxypyridine
    Cas Number 18368-86-8
    Molecular Formula C5H4BrNO
    Molecular Weight 173.00
    Appearance White to pale yellow solid
    Melting Point 95-98°C
    Boiling Point 310°C at 760 mmHg
    Density 1.81 g/cm3
    Purity Typically ≥98%
    Solubility Soluble in organic solvents such as methanol and ethanol
    Smiles C1=CC(=C(N=C1)O)Br
    Inchi InChI=1S/C5H4BrNO/c6-4-1-2-7-5(8)3-4/h1-3,8H

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

    Packing & Storage
    Packing The 3-Bromo-2-Hydroxypyridine is packaged in a 25g amber glass bottle with a white screw cap and tamper-evident seal.
    Shipping 3-Bromo-2-Hydroxypyridine is shipped in compliance with chemical safety regulations. It is packed in tightly sealed containers, protected from moisture and light. Proper labeling and documentation are provided. Shipping is typically via ground or air freight services authorized for hazardous materials, ensuring safe transit and receipt by qualified personnel.
    Storage Store 3-Bromo-2-Hydroxypyridine in a tightly sealed container, away from light, moisture, and incompatible substances such as strong oxidizers. Keep it in a cool, dry, and well-ventilated area, preferably in a designated chemical storage cabinet. For safety, ensure appropriate labeling and limit access to trained personnel. Follow all local regulations and guidelines for storing hazardous chemicals.
    Application of 3-Bromo-2-Hydroxypyridine

    Applications of 3-Bromo-2-Hydroxypyridine in Industrial Manufacturing

    As a specialized manufacturer, we deliver high-purity 3-Bromo-2-Hydroxypyridine for integration into advanced chemical synthesis pipelines. This pyridine derivative serves as a critical intermediate in several regulated chemical industries, where precise specifications, strict compliance controls, and proprietary methods define its real-world industrial deployment.

    1. Pharmaceutical API Intermediate Synthesis

    Our material is widely used as a building block for the synthesis of advanced pharmaceutical intermediates, particularly within the development chains of active pharmaceutical ingredients such as antibacterial agents and kinase inhibitors. Its deployment often occurs in stepwise heterocycle construction, N-alkylation, and palladium-catalyzed coupling, which require a tightly controlled impurity profile to meet stringent final drug substance standards.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • 21 CFR Part 211 (FDA GMP for Finished Pharmaceuticals)
    • EP/USP/JP monograph specification where applicable to the targeted API
    • REACH registration and safety reporting for import in EU

    Typical usage ratio

    • Usage levels range from 0.1 molar equivalents to equimolar loading relative to target product, depending on target molecule design and impurity controls.
    • Downstream conversion steps may adjust ratios for cost efficiency and residual bromine management.

    Downstream process integration

    • Material charged into multistep batch reactor after solvent charging, typically under inert atmosphere.
    • Reacted via nucleophilic aromatic substitution, Suzuki or Sonogashira coupling, or amidation as dictated by route of synthesis.
    • Intermediate isolation and quality testing follows before final API finishing steps.

    Final product types

    • Fluoroquinolone antibiotic precursors
    • Tyrosine kinase inhibitor building blocks
    • Pyridine-based anti-inflammatory intermediates
    • Small-molecule oncology drug API preforms

    2. Agrochemical Active Ingredient Synthesis

    Downstream agrochemical manufacturers rely on 3-Bromo-2-Hydroxypyridine as a key intermediate during the synthesis of advanced fungicides and herbicides. Its pyridine core is crucial for the modification and construction of selective crop-protectant actives, particularly those utilized in broad-acre and specialty applications, adhering to global agricultural regulatory frameworks.

    Industry compliance standards

    • FAO/WHO Specification and Evaluations for Agricultural Pesticides
    • OECD Guidelines for the Testing of Chemicals (Section 1 & 2)
    • ISO 9001:2015 certified production processes
    • China GB/T 1600-2020 Technical Standard for Pesticide Intermediates (for local market integration)

    Typical usage ratio

    • Generally used at 0.8–1.2 equivalents versus the downstream substrate in batch or fed-batch synthesis, with optimization based on crop-targeted potency and regulatory residue limits.

    Downstream process integration

    • Charged into reaction vessel following the initial formation of the core pesticide scaffold.
    • Undergoes halogen exchange, etherification, or condensation reaction during the construction of the agroactive moiety.
    • Solvent and temperature selection tailored to minimize process-related impurities.

    Final product types

    • Pyridine-derived triazole fungicide intermediates
    • Selective herbicide payload synthons
    • Acaricide precursors for horticulture
    • Chemical building blocks for new-generation seed treatments

    3. Dye and Pigment Intermediate Manufacturing

    Producers of specialty dyes and pigments utilize this compound in the synthesis of pyridine-based colorants, where brominated precursors enable the extension of chromophore architectures or enhance solubility profiles for textile and industrial coatings, ensuring compliance with chemical control regulations and performance benchmarks.

    Industry compliance standards

    • ISO 9001 Quality Management
    • EU REACH Annex XVII – Restrictions on hazardous dyes
    • OEKO-TEX® Standard 100 (for finished textile suitability)
    • ZDHC MRSL v3.1 (input chemical management for sustainable textiles)

    Typical usage ratio

    • Used at 0.2–0.5 molar equivalents, depending on dye chromophore synthesis pathway and required functional group density.

    Downstream process integration

    • Added to aryl coupling stage or during oxidative cyclization, post-initiation of main dye structure.
    • Enters process early in manufacture of hydrogenated, halogenated, or azo dyes with advanced shade requirements.
    • Followed by multi-stage purification and crude filtration.

    Final product types

    • Reactive yellow and orange textile dyes
    • Azopyridine-based pigment precursors
    • Specialty color former intermediates for thermal papers
    • Industrial coatings and inks ingredients

    4. Veterinary Drug Intermediate Synthesis

    Our facilities supply this intermediate to veterinary pharmaceutical manufacturers for inclusion in the multistep synthesis of animal health actives. Specific attention is given to purity grade, as products must comply with MRL (Maximum Residue Limit) protocols and international veterinary pharmacopeia requirements, especially for livestock and companion animal drugs.

    Industry compliance standards

    • VICH GL39 Good Manufacturing Practice for APIs used in Veterinary Medicinal Products
    • Ph. Eur., USP–NF, or JP compliance where specified by veterinary API specification
    • EU Regulation (EC) No 470/2009 on residue limits for veterinary medicines
    • ISO 22716:2007 (GMP for veterinary topical actives)

    Typical usage ratio

    • Implemented at 0.5–1.25 equivalent, adapted based on targeted synthesis yields and pharmacopoeia purities.

    Downstream process integration

    • Sourced into reaction step where halogenated pyridine framework required for bioactivity.
    • Enters condensation or aminomethylation step during API build-up.
    • Followed by multi-solvent extraction and cold crystallization for impurity rejection.

    Final product types

    • Pyridine-derived antiparasitic veterinary actives
    • API intermediates for livestock antibiotics
    • Companion animal anti-inflammatory precursors
    Free Quote

    Competitive 3-Bromo-2-Hydroxypyridine prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.

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    Tel: +8615371019725

    Email: admin@sinochem-nanjing.com

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    Certification & Compliance
    More Introduction

    Introducing 3-Bromo-2-Hydroxypyridine: Consistency Built at the Source

    The Substance We Know Inside and Out

    Every batch of 3-Bromo-2-Hydroxypyridine that leaves our facility reflects trials, problem-solving, and plenty of lessons learned at production scale. We’ve run this material for years, adapting the process to squeeze out every variable. Today, the wet cake and crystalline powder that roll off our reactors deliver a predictable profile—tight melting range, high assay, and low palladium content—for users who rely on consistency in downstream synthesis. Whether you handle custom API intermediates or need robust building blocks for agrochemicals, this molecule delivers on purity, yield, and ease of integration into your flow.

    Meeting Bench Demands—and Plant Realities

    Scaling up 3-Bromo-2-Hydroxypyridine revealed how small shifts in process settings could throw a wrench into yield and solid form. We dialed in solvent ratios, controlled bromination conditions, and invested in better drying lines. These changes cut down on batch-to-batch variance and contamination risk. Now, our product fans out from the same process core—whether you’re looking at a 25-kg drum for pilot production or large-scale multi-metric ton requirements for full manufacturing campaigns.

    The powder’s particle size distribution and moisture profile carry through from initial charge to the finished drum. This means no clump-forming during re-dispersion, and filtration remains straightforward even after weeks in storage. Coupled with a well-understood solubility pattern in DMF, DMSO, and mixed aqueous systems, the material finds its way into gram-scale medicinal chemistry and large blended lots in toll manufacturing.

    Quality Assurance That Isn’t Just Paperwork

    It’s easy to hand out a certificate with today’s buzzwords, but we hold ourselves to internal standards that stay ahead of customer audits. We track every input from the bromine to the pyridine starting material, cross-checking vendor lots to keep heavy metals and halide impurities from creeping outside spec. Our in-line analytics catch outlier chlorides, color impurities, and extraneous phase splits before final packaging. With this approach, even overseas audits and regulatory checks come through with minimum hassle—built on production records we generate at the source, not on secondhand paperwork.

    How 3-Bromo-2-Hydroxypyridine Travels

    Some chemicals suffer on the journey; this one holds up under a range of conditions. We package in heavy-laminate PE-lined drums lined with moisture scrubbing agents, after years of trial runs and listening to complaints from domestic and international customers. The result: no material slumping, erratic caking, or loss of free-flow for six months or more in sealed storage. It ships with full compliance to national transport requirements, labeled by staff who know what batch tracking means in an audit.

    Making Life Easier in Downstream Operations

    We hear about lines shutting down over filter fouling, unexpected off-color in finished blends, or trouble tracking down a rogue impurity. That’s why we test every lot for particle size, residual solvents, and trace halides above and beyond the standard tests for organics. Particle sizing isn’t just for a neat lab report—it matters to the people downstream scaling pilot batches or filling reactors all week. When a customer hits us with a process hiccup, our QC and technical team can dip into batch data and match fingerprints on every lot we’ve shipped for years back. Problems rarely survive two phone calls.

    Where It Sits Among Analogues, and Why That Matters

    Anyone who’s handled pyridine derivatives knows how minor substitutions can send yields sideways or trigger new “ghost” peaks in analytics. We’ve worked through plenty of 3-halo and 2-hydroxy substitutions in this family—often, feedstock purity or cross-contamination in third-party materials tripped people up during scale-up. Here’s where our 3-Bromo-2-Hydroxypyridine shows its roots: cleaner NMRs, easily interpreted chromatograms, and a single strong melting point, because side reactions and unreacted precursor levels stay minimal.

    We’ve seen partners try sourcing from traders or low-cost aggregators, often running into headaches over vague spec sheets or opaque supply chains. Our product removes the guesswork—direct connection between our reactors, analytical lab, and the chemistry you’re running. With the whole process under our roof, we help chemists and process engineers spend more time solving new challenges, less fighting the same purity and trace impurity battles. In fields where microgram contaminants can derail an entire route, the value of tight production control becomes obvious.

    Application Versatility Only Gained from Practice

    We don’t just move barrels—we spend plenty of time collaborating with labs and process engineers fine-tuning syntheses for APIs, agrochemical actives, and even specialty dye intermediates. Time and again, 3-Bromo-2-Hydroxypyridine steps in as a coupling partner, basic nitrogen source, or bromine transfer group. It builds out structural motifs and changes the way those motifs react in peptide bonds, heterocycle assembly, and palladium-catalyzed cross-couplings. Our experience tells us which process routes extract the most value—where to push purity, where to trim cost and manage waste.

    We’ve optimized on-site cleaning protocols and mother liquor recycling to make the whole offering greener. This means less solvent waste, tighter reactions with fewer byproducts, and real sustainability gains compared to “grey market” offerings with no process transparency. Partners building out new synthetic steps lean on our familiarity not just with the molecule, but with the practical realities behind flushing lines, cleaning reactors, and troubleshooting on the fly.

    Listening to Challenges, Solving with Production Knowhow

    Chemistry isn’t just about molecules—it’s about avoiding roadblocks that can eat up weeks on a project timeline. Customers who approached us with stories of supplier gaps, delayed delivery, or lots failing key tests quickly learn that our advantage lies in handling all the steps in-house. Other versions of 3-Bromo-2-Hydroxypyridine out there come with hidden headaches: recycled batches, contamination risk from shared lines, or documentation that falls apart under audit scrutiny. We stamp every drum with the assurance that comes from single-source production and transparent traceability.

    On more than one occasion, our early warning on a subtle shift in particle morphology or trace byproduct level helped avert costly scale-up failures for a partner. Instead of waiting for a surprise in downstream HPLC runs, we work hand-in-glove with teams to tweak process parameters, optimizing not just for bulk chemical specs but for the real demands of pharmaceutical and fine chemical applications.

    Facing Sustainability and Regulatory Hurdles

    Today, pressures from environmental standards push all of us to rethink old playbooks. We redesigned water handling on the bromination step, reclaiming and recycling process water to drive down waste. Working toward greener bromine sourcing, we switched to regional vendors who document their chain down to the mine, removing ambiguity on trace impurity burdens. This doesn’t just earn us a better environmental compliance score; it creates a downstream value chain that holds up under tightening European, Asian, and North American scrutiny.

    We run regular tests for persistent bioaccumulative toxins, acute toxicity, and chronic exposure markers, well beyond what regulators and most end-users demand. That translates to easier regulatory filings and smoother expansion into markets with escalating controls on synthetic intermediates. Our customers don't face last-minute compliance headaches, because we’ve put in the time and capital on our end to create a material with proven transparency, batch after batch.

    What Sets Us Apart from Other Manufacturers

    Other manufacturers of 3-Bromo-2-Hydroxypyridine sometimes take a batch-and-ship approach, focusing on filling silos and keeping lines moving. Our philosophy starts with the daily grind of in-process monitoring and ends with after-the-fact data-mining from every client call. We build everything traceable—from raw input documents to signed-off final loading slips—and we encourage audits at every step. For users sick of finger-pointing between faceless brokers, we provide a single conversation partner who controls everything from raw material procurement to the sealed drum in your warehouse.

    Standard offerings from competitors may hit the right figure on paper, but off-batch color, unusual flow, or background impurity signals can still crop up. By holding formulation and isolation under one roof, by lab-testing to not just the average but to outlier tolerances, we serve those who can’t afford downtime or process drift in a multi-step sequence. Collaborating with our team means you cut down the risk of hidden pitfalls, whether you’re taking that batch into clinical synthesis, pilot trials, or new agrochem programs.

    Real-World Feedback Fuels Process Evolution

    Chemists and production leads we supply rarely pull punches. When a batch falls short—maybe a stray particulate load, maybe a drying glitch—it lands on our desk within hours. That feedback loops straight into process modifications, not months later, but before the next outbound shipment leaves the floor. Over the years, we built a culture where process tweaks and QC refinements aren’t just tolerated, they’re demanded.

    Call after call, we field real-world feedback on how the material holds up to shipping, how it flows through feeders, what happens under bulk storage, and even details as granular as aroma, which can point to trace breakdown or off-gassing. We keep notes from every complaint and praise, foiling recurring hiccups before they become a pattern. That direct knowledge base lifts the experience above the remote, disconnected approach of commodity chlorination or bromination shops.

    Supporting Every Step—from Procurement to Synthesis

    Chemical manufacturing rewards the methodical. Every kilogram of 3-Bromo-2-Hydroxypyridine reflects the combined labor of chemists, operators, and QC staff who own every step from charge-in to final load-out. We don’t hand over the reins to brokers, and your transparency doesn’t stop with a single lab report. Data roll up from batch records, in-process analytics, and final audit trails keep you protected—not just in documentation but in real-world use. Talking with us means access to the decision makers who shaped every step of the process, ready for a technical deep-dive or a plain-language debrief.

    With new users—R&D, process development, or tech transfer teams—our crew can walk through the synthetic history, interaction in side-chain modifications, and solubility troubles that crop up at scale. Those relationships keep us honest. Instead of waiting for the market or regulators to signal the next shortfall, we stay nimble; new conditions, new benchmarks, and customer pressure drive better outcomes batch by batch.

    From Reactor to Warehouse: Tracking What Matters

    Every analytical reading, every shift in filtration time, and every adjustment to drying parameters builds into our records. We keep not just a compliance archive but a working memory—from raw input barcode scans to lab notes on behavioral quirks in freezing temperatures or regional humidity swings. If a user in a hotter climate spots caking, we pull lot numbers and put the findings into direct process fixes, without a string of distributor middlemen clouding the trail.

    Drums connect back to their exact preparation, so raw materials or byproduct traces can be mapped and addressed with full transparency. The upshot is reliability for users pulling inventory months after arrival. Customer success means simplicity in downstream work, fewer reruns on API or agro-intermediate routes, and freedom from uncertainty when standards or regulatory goals shift.

    The Practical Difference of Origin Transparency

    End-users and purchasing managers rarely have time to chase down the source of every drum. Our approach keeps that chase off your plate; you see a direct, documented chain from key reactants all the way to packaging. For 3-Bromo-2-Hydroxypyridine, traceability isn’t a marketing checkbox—it’s an everyday practice that guards your project from foul-ups in compliance, quality, or delivery date. Your teams spend more time innovating and less babysitting the supply chain.

    A pinch of experience teaches that the best chemistry starts with a full picture—not just a molecule’s name and claimed assay, but its practical fit, its quirks in the plant, and the history behind every kilogram. With our process, everyday operational feedback shapes tomorrow’s better product, and every user gains real-world confidence not just from numbers on paper, but from results in their own labs and production lines.

    Continuing the Conversation

    3-Bromo-2-Hydroxypyridine leaves our site not just as a chemical, but as a record of focus, tenacity, and humility forged from years of continuous improvement. Whether heading for an API intermediate, agrochemical active, or a catalyst route, the chemists using our product bypass the common traps that ensnare teams drawing from unknown or changeable sources. We back that up with open lines—technical, operational, regulatory—because nothing substitutes for the experience of working shoulder to shoulder with the people who actually make and stand behind the molecule. That’s been the foundation of our track record in fine and specialty chemical manufacturing.