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2-Amino-5-Bromonicotinic Acid

    • Product Name 2-Amino-5-Bromonicotinic Acid
    • Alias 2-Amino-5-bromo-3-pyridinecarboxylic acid
    • Einecs 629-003-3
    • 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

    834058

    Chemicalname 2-Amino-5-Bromonicotinic Acid
    Casnumber 35146-39-7
    Molecularformula C6H5BrN2O2
    Molecularweight 217.02 g/mol
    Appearance Off-white to light yellow powder
    Meltingpoint 223-226°C
    Purity Typically ≥98%
    Solubility Slightly soluble in water
    Storageconditions Store at room temperature, keep container tightly closed
    Synonyms 5-Bromo-2-aminonicotinic acid
    Smiles C1=CC(=NC(=C1Br)N)C(=O)O
    Inchikey PJXQRBCIBHBMEO-UHFFFAOYSA-N

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

    Packing & Storage
    Packing The 25g bottle of 2-Amino-5-Bromonicotinic Acid comes in a sealed, amber glass container with a tamper-evident screw cap.
    Shipping 2-Amino-5-Bromonicotinic Acid is shipped in tightly sealed containers to prevent contamination and moisture exposure. It is packaged according to hazard regulations and labeled appropriately. During transit, it is protected from physical damage, extreme temperatures, and incompatible substances. Shipping documents include safety data and handling instructions for laboratory and industrial use.
    Storage 2-Amino-5-Bromonicotinic Acid should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from sources of heat and incompatible substances such as strong oxidizers. Protect from moisture and direct sunlight. Recommended storage temperature is room temperature (15-25°C). Proper labeling and secure shelving should be maintained to prevent accidental spillage or contamination.
    Application of 2-Amino-5-Bromonicotinic Acid

    Applications of 2-Amino-5-Bromonicotinic Acid in Industrial Manufacturing

    2-Amino-5-Bromonicotinic Acid plays a pivotal role as a high-purity intermediate across several demanding industrial segments. The following application scenarios outline its specific downstream integrations, technical formulation details, compliance frameworks, and the main finished products it enables. All application areas reflect real, established industry practice supported by updated standards and process knowledge.

    1. Active Pharmaceutical Ingredient (API) Synthesis for Anti-Tubercular Agents

    This material is primarily utilized in the targeted synthesis of pyridine-based APIs for anti-tubercular treatments. Its aminobromo moiety allows functionalization and subsequent ring transformations crucial for manufacturing molecules with specified anti-mycobacterial activity. Our customers integrate it within multi-step synthesis routes for precisely engineered finished substances under stringent regulatory frameworks, where traceability and purity impact the entire value chain.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice (GMP) for Active Pharmaceutical Ingredients
    • United States Pharmacopeia (USP), European Pharmacopoeia (Ph. Eur.) reference standards (relevant for final API identification)
    • 21 CFR Part 210 and 211 (US FDA current Good Manufacturing Practice)
    • ISO 9001:2015 certified quality system for raw material traceability

    Typical usage ratio

    • 10–18% by molar ratio in the intermediate coupling reaction stage, adjusted according to target yield and scale-up requirements

    Downstream process integration

    • Charged into condensation or cyclization reactions after bromination step, followed by purification through crystallization or chromatography
    • Subjected to hydrogenation or deamination pathways depending on API structure demanded by final stage synthesis

    Final product types

    • Nicotinamide-based anti-tubercular APIs
    • Custom pyridine derivatives for small molecule drug formulations aimed at anti-infective therapies

    2. Agrochemical Intermediate for Herbicide Active Synthesis

    Downstream agrochemical manufacturers incorporate this compound as a key intermediate to build selective pyridine-based herbicide actives. The bromo and amino groups serve as reactive points for subsequent alkylation and acylation, enabling synthesis routes that meet high selectivity and low-residual requirements. Tracking its integration allows technical teams to ensure batch-to-batch consistency and regulatory alignment for safe field application.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • OECD Guidelines for the Testing of Chemicals, batch documentation and safety data obligations
    • ISO 9001:2015 for quality system management in intermediate supply
    • Local agrochemical registration (e.g., EPA in USA, REACH in EU)

    Typical usage ratio

    • 8–12% by weight within the condensation or alkylation step, refined per process yield and scalability after pilot runs

    Downstream process integration

    • Introduced post-nitration as a nucleophilic substrate in closed-system reactors
    • Residue removal by aqueous extraction or selective crystallization to minimize carry-over of unreacted starting material

    Final product types

    • Pyridine-based herbicide actives, including halogenated formulations for post-emergence field use
    • Pre-emergence and post-emergence commercial herbicide formulations packaged for agricultural deployment

    3. Intermediate for Fluorescent Dye Manufacture in Diagnostic Reagents

    Producers of diagnostic fluorescent dyes employ this compound’s aminonicotinic acid structure as a building block for creating highly specific functional groups. The downstream derivatization enables incorporation of tailored chromophores for advanced imaging reagents, primarily used in immunoassays, molecular biology kits, and clinical diagnostics. Emphasis lies on strict impurity control and intermediate labelling, as minor composition deviations can impact test sensitivity.

    Industry compliance standards

    • ISO 13485:2016 for diagnostic reagent quality management
    • EN ISO 18113 for IVD reagent labelling and performance claims
    • FDA 21 CFR Part 820 (Quality System Regulation for medical devices)
    • CE Marking requirements (EU In Vitro Diagnostic Regulation – IVDR)

    Typical usage ratio

    • 5–10% by weight depending on fluorophore synthesis requirements and reactivity in coupling steps

    Downstream process integration

    • Fed into aromatic substitution reactions prior to dye-conjugate cross-linking or amidation
    • Used in solid-phase synthesis workflows for directly attaching dye fragments to assay surfaces

    Final product types

    • Fluorescent probe reagents for immunological test kits
    • Molecular diagnostic fluorescent markers
    • Customized IVD reagent dyes with proprietary emission spectra

    4. Precursor for Custom Electronic Chemical Synthesis in OLED Material Development

    Manufacturers of organic electronic materials incorporate this compound as a customizable precursor for synthesizing functionalized pyridine ligands integrated in OLED emissive layers. The electron-rich amino group and halogen functionality facilitate specific coupling reactions, essential for fine-tuning electronic and luminescent properties in display applications. Process engineers precisely monitor its dosing and reaction path to minimize contaminants that can interfere with device lifetime and efficiency.

    Industry compliance standards

    • SEMI MS5-0812: Specification for Materials Management in Semiconductor Manufacturing
    • RoHS Directive 2011/65/EU (for heavy metal limitations in finished electronics)
    • ISO 14001:2015 for environmental management in chemical processing
    • Customer-specific electronic-grade purity standards (typically ≥99.5%)

    Typical usage ratio

    • 3–7% by weight as a controlled precursor during the ligand preparation phase, adjusted to target the required optical or charge transport characteristics

    Downstream process integration

    • Reacted via palladium-catalyzed cross-coupling in inert atmosphere gloveboxes
    • Integrated prior to vacuum deposition for thin-film fabrication, with real-time impurity monitoring

    Final product types

    • OLED emitter molecules used in high-end display panels
    • Electronic chemical precursors for conductive polymer applications
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    Certification & Compliance
    More Introduction

    2-Amino-5-Bromonicotinic Acid: A Closer Look from the Manufacturer’s Floor

    Understanding the Product

    2-Amino-5-Bromonicotinic Acid carries unique value in a line-up of nicotinic acid derivatives. On our production line, this compound does more than fill out a chemical catalog. Its molecular structure, with both an amino and a bromo group on the pyridine ring, introduces opportunities for downstream chemistry that cannot be overstated. With the chemical formula C6H5BrN2O2 and a molar mass of around 217.02 g/mol, this compound stands out because its functional groups enable both nucleophilic and electrophilic substitution, altering how it reacts in synthesis, not just compared to basic nicotinic acids but to more commonly encountered halogenated or aminated pyridines as well.

    Why Production Details Matter

    We oversee each batch’s manufacture using a carefully monitored procedure that consistently yields a fine, off-white to light beige powder. Typical purity by HPLC exceeds 98%. Impurity control is not a footnote; the chemistry depends on as little contamination as possible. Moisture content, especially, stays below 0.5%. This keeps the product reliable for those who use it in pharmaceutical intermediate synthesis or agrochemical development. End-users have told us that color and particle homogeneity really do influence the ease of downstream reactions, so we pay attention to details as small as particle sizing and bulk density. Ensuring uniform flow and consistent surface area improves not only batch reproducibility, it often cuts down on solvent and reagent loading.

    How 2-Amino-5-Bromonicotinic Acid Sets Itself Apart

    Any bench chemist who has tried to substitute 2-Amino-5-Bromonicotinic Acid with similar derivatives has noticed that minor variations in position and functionalization can dramatically affect yield and selectivity. The 5-bromo and 2-amino pattern generates a push-pull effect on the aromatic ring. This result comes from years of documented synthetic applications and feedback from research teams we’ve supplied. Parent nicotinic acid or other bromonicotinic acids may lack the balance of electron density that facilitates specific coupling reactions—key for building complex heterocyclic scaffolds or fine-tuning heteroaromatic reactivity. The 2-amino substitution positions this compound as a versatile starting point for diazotization, reductive amination, or even Suzuki–Miyaura cross-coupling, especially as metallorganic catalysts increasingly favor substrates with this precise substitution.

    Applications: From Lab Bench to Industry

    Synthetic pharmaceutical programs repeatedly request this compound when pursuing kinase inhibitors or anti-inflammatory heterocycles. The 5-bromo substitution enables straightforward further halogenation or substitution, shortening routes to functional drug candidates. Academic labs often use our batches in methodology development or when testing new ligands for transition metal catalysis, reporting strong performance in both aqueous and organic solvents. Unlike some closely related amino bromopyridines, 2-Amino-5-Bromonicotinic Acid features enhanced crystallinity, which improves filtration and purification. This translates into practical savings on solvent washes and energy spent during scale-up or pilot runs.

    Niche Utility Across Segments

    In agrochemicals, the compound’s reactivity helps develop pesticidal or fungicidal intermediates, where substituted heterocycles form the foundation of many active agents. Manufactures in dyes and pigment industries choose our material where chromophore modifications demand robust, predictable reactivity without excess side product formation. Polymer researchers favor the predictability the 2-amino and 5-bromo functional groups provide, enabling the introduction of complex substituents along the chain backbone. Over the years, technical service teams receive feedback from R&D labs that “the yield jumped” or “the byproduct profile clarified” with our batches due to batch consistency and rigorous impurity control.

    Handling and Storage Observations

    Our experience over the years with this compound has identified two areas where proper treatment matters: maintaining low humidity and minimizing light exposure. The presence of both an amino and a bromo group creates some vulnerability to hydrolysis and color change if batches are left open on a humid day or exposed to strong sunlight. Real-world incidents have occurred in smaller or less carefully managed settings, resulting in avoidable waste and reprocessing. We switched to nitrogen blanketing in our packing zone, and customer complaints about color drift dropped to near zero. Practical handling guides now recommend transferring product rapidly in controlled humidity rooms for best shelf life.

    Reliability Through Process Control

    Over the last decade, we have invested in in-line monitoring, shifting away from finished batch sampling alone. Our control chemists track conversion by in-process HPLC, checking for the early appearance of over-brominated byproducts or incomplete reactivity. Any drift from target specifications prompts real-time adjustment, not just end-of-batch rejection. This approach protects downstream users from lot-to-lot variation—a common headache when dealing with less tightly controlled products. We document impurity profiles and trace solvents meticulously, because missed impurities, even at levels below regulatory limits, can cause off-path reactions or purification headaches during scale-up.

    Customer-Centric Feedback Loop

    Technical teams sometimes troubleshoot reaction failures by requesting archived production data and batch samples. We’ve traced performance anomalies to minute differences in crystal habit or moisture content and altered our procedure as a result. This willingness to respond and refine safeguards the performance of our product as a building block rather than letting it slip into lower-value, generic territory. Regular exchange with synthetic chemists has led to modifications in filtration steps and drying protocols, which ultimately shorten process times for our customers and boost yield on their end. Finding and fixing these details pays dividends both ways.

    Comparison with Other Related Intermediates

    The contrast between 2-Amino-5-Bromonicotinic Acid and relatives like 2-Amino-3-Bromonicotinic Acid or 2-Aminonicotinic Acid is not academic. Isomers display different electronic effects and reactivity. The 5-bromo location provides extra control when performing directed ortho-metalation or cross-coupling reactions, methods which have become industry standards for creating complex pharmaceuticals. A misstep in substitution—for example sourcing the 3-bromo isomer—often means reaction failure, and spending on excess reagents to compensate becomes inevitable. Chemistry teams repeatedly emphasize the distinct behavior under coupling conditions and note improved crystallization from the 5-bromo/2-amino combination.

    Real-World Technical Support Experiences

    It’s not rare for a customer to run a pilot and need extra technical details in a hurry. Our team is used to sending not just standard COAs and safety data but also in-house spectroscopic data, chromatograms, or even process notes, so users get the data they need to solve reaction or isolation problems quickly. This goes well beyond simply making product available. In one reported project targeting an early phase oncology drug, the quality and quick technical turnaround meant the difference between an R&D bottleneck and getting preclinical materials in time for a critical funding round. Such stories, multiplying year by year, strengthen our resolve to maintain transparency and foster stronger collaborations.

    Product Consistency as a Foundation

    Consistency means more than adhering to specs. Finished lots look the same, move the same through process piping, and don’t require reformulation of slurries or solvent loads from one order to the next. Procedures in our plant ensure every drum matches the last, with real consequences for yield, cost, and regulatory compliance at our customers’ facilities. Engineers in the fine chemicals industry have recalibrated solvent and pH for competing products countless times. Positive user feedback comes most frequently on “everything ran as expected” rather than “yield was passable,” which says a lot about the true value of repeatability in manufacturing and R&D.

    Supply Chain and Scalability

    Large batch process control brings challenges unseen in laboratory glassware. Scale means exothermicity, solvent control, and sometimes subtle changes in mixing or heat transfer. We often modify addition speeds, stirring regimes, and purification schedules for the scale of the order, whether delivering kilograms or multi-ton quantities. Scalability thought starts at sourcing raw bromopicolinic acid and amino sources—trace impurities crop up more at scale, so tighter contracts with suppliers matter. Our QC team deals with samples from every incoming lot, not just for regulatory compliance but to catch those lot-to-lot drifts that creep into side reactions.

    Continuous Improvement and Industry Trends

    Our chemists and engineers revisit process routes as green chemistry principles and regulatory standards evolve. We look for more benign reagents and solvents, reduce hazardous waste, and optimize energy use where possible. Early trials with alternative brominating agents or greener reaction media show promise, though nothing replaces the hard-won reliability of established syntheses just yet. As end users push for more sustainable supply chains and greater transparency on upstream impacts, we integrate these goals with plant modernization projects, aiming for practical, scalable environmental improvements that do not sacrifice downstream performance.

    Evolution of Documentation and Data Sharing

    Detailed batch histories, retention samples, and real-time process trends form the backbone of our customer communications. More advanced customers request not only standard regulatory documents but often access to impurity mapping, stability data, and long-term storage studies. Our lab infrastructure supports these efforts, providing digital records and trend analyses that offer a far clearer view of real product behavior than generic specs alone. This level of openness builds the trust needed for supply partnerships in the regulated pharmaceutical sector and feeds directly back into further improvements at the plant level.

    Practical Trouble-shooting Stories

    A research partner once flagged an unexpected chromatographic shoulder that stymied a late-stage API synthesis. Within hours, we located a single, minor impurity unique to a specific crystallization sequence, restarted the process, and reworked the lot with improved filtration. That speed and focus come only from years of analytic investment and direct experience—not just with the chemistry itself, but with the quirks of large-scale filtration, solvent hold-ups, and stability over time. Every modification to our process links to real-world, not hypothetical, downstream needs.

    Risk Management in Sourcing and Regulation

    Global supply chain volatility and regulatory shifts affect the fine chemical business. Sourcing high-grade starting materials sometimes turns into a bottleneck, especially during surges in pharmaceutical demand or changes in international trade rules. We mitigate this risk by qualifying backup suppliers and developing parallel production routes. Advanced regulatory filings in the pharmaceutical industry push us to document not just the “what” but the “how”—full traceability and change notification for critical steps, monitored by in-house and external auditors. This effort reduces the risk of recalls or compliance shortfalls for our partners, a real concern as regulatory pressure grows worldwide.

    Pushing Boundaries: Modernization and Investment

    Plant upgrades occur not for show, but to sustain state-of-the-art process safety, emissions control, and yield. Automated dosing, enhanced process safety interlocks, and upgraded waste handling further protect both product and staff while also keeping our environmental footprint in check. Direct feedback from customers searching for high-quality 2-Amino-5-Bromonicotinic Acid for new drug or crop protection research has led to tighter specifications and investment in better analytical equipment. Every line on our spec sheet reflects requests and findings from those who use the material most intensively.

    Supporting Innovation at the User Level

    Working with users at the formulation and pilot scale allows us to see the evolving needs of the pharmaceutical and fine chemical sectors. New synthetic routes and target molecules often demand variants or tailored particle size, drying regime, or impurity control. Staying close to our customers as they innovate ensures that both the compound itself and the data accompanying it evolve together. By knowing precisely how our product behaves under forced degradation, cross-coupling, or amidation conditions, we create opportunities not just for process improvement but also for new applications.

    Conclusion

    Years of manufacturing experience have taught us that the value of 2-Amino-5-Bromonicotinic Acid comes from more than meeting a spec—it comes from the day-to-day attention to detail, process control, and cooperation with chemists who rely on our product to push boundaries in research and industry. Real-world use cases, technical support, and ongoing product development reinforce our commitment to quality, consistency, and transparency at every stage, from starting materials through delivery. That commitment turns a chemical into a critical building block used to foster new discoveries and build tomorrow’s products.