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2-Bromo-6-Methyl-3-Nitropyridine

    • Product Name 2-Bromo-6-Methyl-3-Nitropyridine
    • Alias 2-Bromo-6-methyl-3-nitro-1H-pyridine
    • Einecs 697-711-9
    • 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

    788164

    Chemical Name 2-Bromo-6-Methyl-3-Nitropyridine
    Molecular Formula C6H5BrN2O2
    Molecular Weight 217.02 g/mol
    Cas Number 883107-37-3
    Appearance Yellow to orange crystalline powder
    Melting Point 74-76°C
    Solubility Slightly soluble in water; soluble in organic solvents such as DMSO and methanol
    Purity Typically ≥98%
    Storage Temperature Store at 2-8°C
    Smiles CC1=NC(=C(C=N1)Br)[N+](=O)[O-]
    Inchi InChI=1S/C6H5BrN2O2/c1-4-2-5(9(10)11)6(7)8-3-4/h2-3H,1H3

    As an accredited 2-Bromo-6-Methyl-3-Nitropyridine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle, tightly sealed with a screw cap, labeled “2-Bromo-6-Methyl-3-Nitropyridine, 25g,” with hazard warnings and lot number.
    Shipping 2-Bromo-6-Methyl-3-Nitropyridine is shipped in tightly sealed containers, protected from light and moisture. Transportation complies with relevant hazardous materials regulations, using clearly labeled and appropriately padded packaging. The shipment is handled by certified carriers specializing in chemical logistics to ensure safety and prevent contamination or leakage during transit.
    Storage 2-Bromo-6-methyl-3-nitropyridine should be stored in a tightly sealed container, away from light, heat, and moisture. Keep it in a cool, dry, well-ventilated chemical storage area, separated from incompatible substances like strong oxidizers or acids. Ensure proper labeling, and avoid contact with skin or inhalation of dust. Follow institutional and safety regulations for hazardous chemicals.
    Application of 2-Bromo-6-Methyl-3-Nitropyridine

    Applications of 2-Bromo-6-Methyl-3-Nitropyridine in Industrial Manufacturing

    2-Bromo-6-Methyl-3-Nitropyridine plays a specialized role in multiple industrial synthesis pathways as a core halogenated pyridine intermediate. Its selective reactivity and pyridine backbone enable efficient downstream transformations in fine chemicals, pharmaceutical active ingredient development, agrochemical actives, and advanced materials synthesis. The following segments detail genuine large-scale application scenarios and processing methods adopted by leading manufacturers worldwide.

    1. Pharmaceutical Active Pharmaceutical Ingredient (API) Intermediate

    This raw material is critical in constructing complex pyridine-based heterocycles for pharmaceutical research and large-scale drug substance manufacturing. Medicinal chemists and production engineers utilize its bromine and nitro substituents to perform targeted cross-coupling and nucleophilic substitution, directly affecting the conversion steps in synthesis of kinase inhibitors and other novel therapeutics. Engineers must control temperature, solvent, and reaction times to achieve defined regioselectivity and minimize impurities throughout multi-step batch reactions, ensuring residues and by-products remain within pharmacopeial specification for subsequent API finishing stages.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • European Pharmacopoeia (Ph. Eur.) for intermediate purity requirements
    • US FDA guidance for API intermediate handling
    • ICH Q3A/B impurity qualification for pharmaceutical synthesis

    Typical usage ratio

    • Ranges from 0.9 to 1.2 molar equivalents per target API intermediate
    • Adjusted based on coupling efficiency and target product yield specifications

    Downstream process integration

    • Introduced at the heterocycle formation or late-stage bromination step
    • Feeds directly into Suzuki, Buchwald, or nucleophilic aromatic substitution stages
    • QC monitored for bromide and nitropyridine impurity removal

    Final product types

    • Pyridine-based kinase inhibitors
    • PDE inhibitors
    • Other nitrogen heterocyclic drug candidates at clinical and scale-up stages

    2. Crop Protection Active Ingredient Intermediate

    Agrichemical formulators apply this compound as a specialized precursor in synthesizing new-generation pyridine-derived herbicides and fungicides. The controlled introduction of the nitro and bromo substitutions facilitates selective halogen substitution and nitration protocols, ensuring residue profiles comply with both regulatory and environmental requirements. Batch or continuous processes integrate the raw material in early or mid-stage heteroaromatic scaffold elaboration, especially for actives subject to rigorous agrochemical technical equivalence and toxicological reviews.

    Industry compliance standards

    • FAO/WHO pesticide specification QC protocols
    • REACH Regulation (EC) 1907/2006 for raw material registration
    • EPA 40 CFR for pesticide chemical residues
    • ISO 9001:2015 Quality Management System applied during synthesis

    Typical usage ratio

    • From 0.85 to 1.1 molar equivalents per active scaffold
    • Adjusted to minimize waste and meet target yield ranges during scale-up development

    Downstream process integration

    • Added during base-catalyzed coupling or halide exchange stage
    • Intermediate undergoes further derivatization before formulation
    • Real-time monitoring for residual brominated by-products prior to formulation

    Final product types

    • Pyridine-based herbicide actives
    • Nitropyridine fungicidal actives
    • Intermediates for insecticides

    3. Electronic Chemicals and Advanced Material Synthesis

    Manufacturers in the specialty materials and electronic chemicals sectors use this pyridine derivative for the construction of functional monomers and intermediates in OLEDs, semiconductors, and specialized conductive polymers. The material’s chemical structure allows precise substitution and controlled doping of nitrogen heterocycles, facilitating advanced patterning techniques and improving electrical and optical performance in end-use devices. Processing engineers must account for impurity profiles and manage halide content rigorously to comply with stringent device-level reliability and purity requirements typical in microelectronics and optoelectronics production.

    Industry compliance standards

    • IEC 60749 and JEITA standards for electronic chemical purity
    • ISO 9001:2015 for advanced material QC
    • RoHS Directive 2011/65/EU for restricted substance content
    • Internal electronic-grade material certification protocols

    Typical usage ratio

    • Typically 0.5 to 1.3 molar equivalents per monomer or precursor batch
    • Ratio set according to device performance targets and impurity control strategy

    Downstream process integration

    • Feedstock for advanced aryl/pyridine coupling in monomer synthesis
    • Employed during the key step of pre-polymerization or doping
    • Handled in cleanroom environments with continuous process monitoring

    Final product types

    • OLED emitter and host materials
    • Specialty conjugated polymers for displays
    • Advanced microelectronic intermediates

    4. Specialty Chemical Building Block for Dye and Pigment Manufacturing

    Dye and pigment producers employ this compound in tailored syntheses to construct pyridine-containing colorants for technical coatings, printing inks, and high-durability plastics. Its dual functional groups enable selective coupling, nitration, and bromination strategies, delivering unique chromophores with specified absorption and fastness properties. Strict material balancing and waste management processes ensure compliance with dye industry safety, color index, and environmental standards, especially when scaling up from pilot to bulk production volumes.

    Industry compliance standards

    • ISO 9001:2015 for chemical manufacturing
    • DIN EN 71-3 for pigment application in toys
    • ETAD Eco-Toxicological protocols for dye substances
    • REACH substance registration for colorant intermediates

    Typical usage ratio

    • Between 0.6 and 1.5 molar equivalents per target dye or pigment intermediate
    • Varies by color strength requirements and downstream purification processes

    Downstream process integration

    • Utilized at first-stage nucleophilic aromatic substitution or ring functionalization
    • Allows for subsequent azo coupling or further substitution in dye bodies
    • Material traceability controls in batch records

    Final product types

    • Nitropyridine-based dye intermediates
    • Specialty pigments for technical applications
    • Precursor to colorants for high-durability polymers
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    Certification & Compliance
    More Introduction

    2-Bromo-6-Methyl-3-Nitropyridine: Expertise from the Factory Floor

    A Closer Look at 2-Bromo-6-Methyl-3-Nitropyridine

    Not every day do we introduce a compound with the value and versatility of 2-Bromo-6-Methyl-3-Nitropyridine, known among chemists for its reliability in demanding syntheses and consistent reactivity profile. In the manufacturing world, promises matter little—performance speaks for itself. Our teams have been working with this compound for years, watching it move from freshly sealed drums into high-stakes pharmaceutical intermediates and complex agrochemical frameworks. The backbone of its appeal lies in its balanced reactivity: a bromine for substitution, a nitro group that modifies electron density, and a methyl that directs transformations with surprising finesse.

    We do not handle it as just another halogenated pyridine. Each batch starts with raw materials tested for trace metals and moisture. Trace contaminants in this case can derail an entire campaign and bring headaches for everyone down the line. We're obsessive about maintaining strict specs—color, purity, loss on drying, and impurity profile. If a product is specced to 98% purity, we do not hide the full profile; our own standards often exceed what’s promised on a typical datasheet, because in scale-up, small impurities can turn into big process issues. Even when synthetically pure, the compound’s storage, transfer, and even vial headspace influence its stability. One overlooked variable and a reliable reaction becomes a lottery ticket.

    Model and Batch Consistency

    From granular yellow crystals to slightly brown off-white, 2-Bromo-6-Methyl-3-Nitropyridine tends to show its character at first glance. We don’t take color as a minor detail. Discolorations can suggest trace oxidation, or subpar separation. Every increment of handling, from recrystallization to drying, makes a difference in flowability and particle size—meaning how it dispenses, mixes, and dissolves in actual synthetic environments. Standard product models refer to specific granulometric fractions and packaging weights, but the devil hides in everyday details: batch-to-batch consistency, clumping, and how the powder interacts with moisture when a technician opens a drum in midsummer.

    Over the years, we've invested in better control systems to maximize lot homogeneity. Humidity, temperature, and even the time a batch sits after drying play roles. Trained eyes on our shop floor spot subtle shifts in texture or aroma—details that flag up issues before a single kilo ships out. Products aren’t just tested by chromatogram but handled, weighed, and transferred by people who have learned from hundreds of cycles what true consistency means.

    Applications: Far Beyond a Laboratory Reagent

    Among halogenated nitropyridines, this compound has carved out a niche in building active pharmaceutical intermediates. Nucleophilic substitution at the six-position, owing to the nitro’s electron-withdrawing effect and the directivity of the methyl group, enables syntheses of functionalized derivatives otherwise tough to reach. In crop-protection chemistry, the scaffold offers a backbone modified in stepwise fashion for pyrazole or phenylpyridine pesticide candidates. That specificity—the ability to run just clean enough for downstream closure, without the cost explosion of purification—puts real value behind every barrel we produce.

    Over time, we've seen research teams shift their methodologies to exploit this compound’s unique substitution pattern. Some use it in Suzuki couplings, leveraging the bromine’s reactivity for palladium-catalyzed cross-couplings. Others go for direct aminations. Good results depend as much on product integrity as on synthetic protocol. Many downstream transformations need the nitro group in top condition—no hidden decomposed traces, no side-products from uncontrolled reductions or hydrolysis.

    We’ve learned from customers that batch-to-batch reliability translates directly to easier troubleshooting and faster validation in pharmaceutical and agrochemical scale-ups. Even minor batch changes introduce assay headaches that delay deadlines and cost real money. For educational research, the compound serves as a useful touchstone for undergraduate and graduate reaction methodology. Our own R&D team’s experience matches what customers say: a reliable supply lets scientists focus on innovation rather than constant requalification.

    Standing Apart from Similar Compounds

    It’s easy to lump together 2-Bromo-6-Methyl-3-Nitropyridine with easier-to-handle nitropyridines, but that misses how small differences in structure lead to dramatic changes in outcome. The six-position methyl does more than tweak electron density. It blocks certain substitutions outright and fine-tunes the rate of nucleophilic attack. Standard 2-Bromo-3-Nitropyridine, for comparison, turns up different process yields and side reactions. Adjusting the methyl position means you hit different product profiles, especially in sequential heterocycle assembly. Over the years, we’ve tested analogs side-by-side, seeing firsthand how small tweaks force major process adjustments—different glycosylation yields, regioisomer formation, separation tricks in chromatography.

    It becomes plain that for anyone developing a reliable, scalable route, picking the wrong nitropyridine wastes not only money but sometimes months of pilot work. For projects that need the methyl at the six position, cutting corners by swapping in cheaper analogs does not fly—you lose control of subsequent steps. Quality profiles differ not just in terms of purity but also isomer content. We've had cases where a customer, after buying from brokers whose materials carried up to 5% unwanted isomer, lost entire batches to uncontrollable downstream reactions. We keep impurity fingerprints below tight limits, not because regulatory tables said so, but because real-world experience proved how quickly trouble appears when specs slip.

    From Factory Floor to End User—Why Handling Matters

    We’ve heard talk about how “pyridines are easy.” Time and again, we’ve watched new operators underestimate the need for correct handling and transfer. 2-Bromo-6-Methyl-3-Nitropyridine’s low volatility and solid-state stability in the barrel never guarantee identical results after days in a humid warehouse or after transfer through rough auger systems. Moisture uptake, caking, and trace decomposition have tripped up even seasoned chemists. We’ve invested in moisture-barrier packaging and anti-static liners for this reason. The goal is stable material that handles as intended at every link in the supply chain.

    On the plant floor, we see how operator experience changes outcomes. A seasoned technician senses when a powder’s flow is off, when humidity affects pour and dispensing, or when a faint off-smell means a drum has picked up trace amines. This hands-on vigilance works alongside technical monitoring—the TLC, GC, and HPLC assays used every day for batch release. Material that ships unreliably, or clumps uncontrollably, rapidly clogs up feeders and invites expensive downtime. We know this not from theory, but from how much time and cleaning effort these issues cause in real production campaigns. We build our processes around minimizing surprise and downtime and make changes every time new lessons come in from the plant floor.

    Managing Supply Chain and Security of Supply

    Sourcing high-quality starting materials gives the backbone to every batch we deliver. Our sites maintain redundancy in partner networks for raw material bromination and nitration. Single-source bottlenecks have caused chaos in this industry too often. We maintain safety stocks for each precursor, and staff audit suppliers’ practices not just in theory but with checklists built from hard-won experience. Supplier “specifications” that sound good on paper have led to months of troubleshooting—off-spec material causing trace impurities that impact later steps and costs spiraling just because someone tried to squeeze a percent of margin upstream.

    Hiccups in the upstream supply chain cascade quickly. We keep eyes on regulatory developments that might restrict precursor movement, particularly for nitroaromatics that start drawing compliance questions based on their end uses. By tracking these and running our own compliance checks, we can ship globally—without clients facing surprise inspections or seized freight. Our regulatory team operates from the factory itself. The office sits next door to our QA/QC and the floor team. We keep it close because every compliance hiccup costs real production days. No paperwork delays should interrupt any batch release.

    Bringing Science and Labor Together

    We make this compound on a scale large enough to matter, but not so huge that we lose track of the craft. Our automated lines free operators from monotony but keep humans guiding the process. Workers stand by as the batch monitors blink. We still use inline sampling, and someone holds the authority to stop a batch that veers from target. Each production cycle draws on a mix of science and experience—live data, visual inspection, and insight earned from years on the job.

    Most visitors arrive expecting an industrial routine but leave appreciating how clean chemistry, solvent recycling, and real-time adjustments save more money than headline operations savings ever could. There is no shortcut around constant quality checks. In earlier years, we faced plenty of learning curves: batches molasses-thick due to a missed water content check; filter media that clogged because a minor impurity jumped by half a percent. Correcting these hitches took time, patience, and an attitude, learned from the ground up, that sweating the details pays off in kilograms, dollars, and customer trust.

    Regulatory, Environmental, and Worker Safety

    The environmental and regulatory backdrop for making 2-Bromo-6-Methyl-3-Nitropyridine is stricter every year. Each batch moves under a scrutinizing eye—local discharge permits, solvent emissions, hazardous waste handling, and, for some export markets, detailed product dossiers. That keeps the production honest. Instead of fighting regulation, we have built it into our plant design: closed-loop solvent systems, robust scrubbers, and rigorous waste tracking. We process our nitropyridine waste streams with the same attention as our product—because any deviation comes back in stack measurements, audit findings, or worse, employee health.

    Worker safety stands shoulder-to-shoulder with product quality. Handling halogenated nitropyridines brings known risks: skin and respiratory sensitization for some, irritation for many. This drives constant investment in up-to-date ventilation, PPE supplies, and medical monitoring. Our operators rotate tasks, keeping exposure down and attention up. Training runs year-round: we review lessons learned from near-misses and push near-miss reporting so minor errors get caught before they become recordables. In the rare case of an exposure, our team acts fast and decisively. We work alongside occupational safety consultants on process improvements each year, making incremental progress.

    Collaborating with Users—Feedback Loops and Customization

    Some chemicals require little conversation; not so with 2-Bromo-6-Methyl-3-Nitropyridine. End-users call back for technical opinions, request specialized particle sizes, or need documentation that supports regulatory filings worldwide. We build long-term ties through honest reporting—sometimes shipping additional COAs, sometimes overnighting reference standards when needed. If a user needs a custom cut in particle size, we run pilot lots and validate on our end before anyone downstream discovers a surprise. That feedback loop—from factory to customer and back—improves each campaign. We’ve watched customer chemists swap protocols, revise standards, and sometimes completely rework synthetic routes when real-world handling showed a property not evident in small scale. These iterative improvements make everyone’s campaigns run smoother.

    Our technical contacts don’t sit in high-rise offices. Most have stood on our factory floor, run test dispenses, and even sat in on QA batch reviews. They ask for full traceability and get side-by-side comparison samples. If an environmental concern or a synthetic challenge comes up, we tackle it together. Over years, the depth of these partnerships grows; we can often anticipate what a client will need before the formal request comes in. This collaborative approach has led to improved purification steps and even custom labeling and packing for specific regulatory environments.

    Continuous Improvement—Lessons Learned from Real Operations

    Decades in pyridine manufacturing have shown us that every compound, no matter how routine it appears, can surprise the unwary with handling quirks, compatibility pitfalls, or contamination traps. The best practices have always emerged from shared stories of things going wrong—batches oxidized in open air, yields dropping because of unnoticed moisture, or instruments misreading purity when solvents aren’t stripped fully. We share these lessons internally, building better guides for each process step, and use these to train every operator who joins our line.

    Embracing real-world feedback never stops. We investigate every returned drum, every out-of-spec report, and every “strange result” flagged by lab partners. These day-to-day learnings shape the stability tests we run and drive tweaks to our storage and shipping protocols. Having immediate access to root-cause analysis keeps our performance honest and translates to faster improvements and fewer repeating mistakes. On the factory floor, the culture rewards care and attention, and keeps a sharp eye on detail—because that is what creates true, reliable quality.

    Looking to the Future—Why We Keep Investing in Quality

    The market for advanced pyridines like 2-Bromo-6-Methyl-3-Nitropyridine will only grow more competitive, and customers have shown less patience for excuses and more demand for transparency and speed. We respond not with grand statements but with real investment—in better automation, sensor arrays, raw material screening, and, most importantly, in people who know how to catch subtle errors as the process moves. We have learned that trust follows performance, not promises. Every operator, chemist, and logistics planner on our team lives by this reality.

    We measure our success not just in kilograms sold but in calls not received—calls about requalification, delays, or unexplained impurities. The fewer of these, the more confident we are in our approach. Each year’s advances in process chemistry, quality assurance, and supply chain resiliency seek to make both batch production and on-demand supply easier, safer, and more reliable.

    Final Thoughts from the Producer’s Desk

    2-Bromo-6-Methyl-3-Nitropyridine stands as a lesson in how real manufacturing experience, attention to the smallest details, and honest collaboration build a product that research and industry can trust. Over the years, we continue to evolve our practices, not to chase every trend, but because every improvement means one less problem for the people relying on our product. Working directly with users and staying humble in the face of the next unexpected challenge keeps us sharp. We approach each new batch with the mindset that the most important lesson might be the one we’re about to learn. That mindset has kept us, batch after batch, in a position to deliver a compound that stands apart by the strength of its manufacturing and the dedication of the people behind it.