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2-Methoxy-5-Nitro-4-Picoline

    • Product Name 2-Methoxy-5-Nitro-4-Picoline
    • Alias MN4P
    • Einecs 871-995-0
    • 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

    361530

    Product Name 2-Methoxy-5-Nitro-4-Picoline
    Cas Number 18355-17-8
    Molecular Formula C7H8N2O3
    Molecular Weight 168.15 g/mol
    Appearance Yellow to orange solid
    Boiling Point No data available
    Melting Point 108-112°C
    Purity Typically ≥98%
    Density No data available
    Solubility Soluble in common organic solvents
    Synonyms 2-Methoxy-4-methyl-5-nitropyridine
    Smiles COC1=NC=C(C=C1[N+](=O)[O-])C

    As an accredited 2-Methoxy-5-Nitro-4-Picoline factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle containing 25 grams of 2-Methoxy-5-Nitro-4-Picoline, securely sealed with a screw cap and labeled for laboratory use.
    Shipping 2-Methoxy-5-Nitro-4-Picoline is shipped in tightly sealed containers, compliant with chemical handling regulations. It should be protected from moisture, heat, and direct sunlight during transit. Transport must adhere to relevant SDS and regional hazardous materials guidelines to ensure safety and prevent contamination or degradation of the product.
    Storage 2-Methoxy-5-Nitro-4-Picoline should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizers and acids. Protect it from light and moisture, and store at room temperature. Proper chemical labeling and safety precautions must be maintained to prevent accidental exposure or contamination.
    Application of 2-Methoxy-5-Nitro-4-Picoline

    Applications of 2-Methoxy-5-Nitro-4-Picoline in Industrial Manufacturing

    As a direct manufacturer, we supply 2-Methoxy-5-Nitro-4-Picoline specifically optimized for key industrial downstream sectors. Our technical team works with diverse industries to refine this intermediate’s use in advanced synthesis, focusing on traceable supply chain quality, robust compliance, and batch traceability to support finished product integrity. Below we present major application fields, each with industry-established standards, technical ratios, process integration routes, and reference end products.

    1. Pharmaceutical Intermediate for Pyridine-based APIs

    This compound plays an essential role as a building block for pyridine core modification in preparation of APIs targeting central nervous system (CNS) disorders and anti-infective therapies. Downstream manufacturers use it during the synthesis of advanced intermediates, particularly where methoxy and nitro substitutions are crucial for pharmacological activity. Integration into API synthesis adheres to validated routes as defined by drug master files, requiring close documentation and in-process testing to meet regulatory expectations.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • EU GMP Guidelines, Part II
    • 21 CFR Part 210/211 US cGMP
    • Relevant US, EP, JP pharmacopoeia monographs, as referenced by each API

    Typical usage ratio

    • 0.1–0.9 molar equivalents relative to target API scaffold, adjusted based on target yield and impurity controls

    Downstream process integration

    • Employed in Stage II or III condensation or cyclization step in multi-step API synthesis processes
    • Integrated during controlled temperature and pH operation to facilitate nucleophilic substitution

    Final product types

    • Antiviral agents and CNS-active pharmaceutical agents (e.g. pyridine-derived drugs)
    • Intermediate APIs supplied to generic drug manufacturers

    2. Crop Protection Chemical Synthesis (Herbicide Precursors)

    Agrichemical formulators utilize this compound as a key precursor in synthesizing substituted pyridine herbicides. It serves as a raw material to introduce electron-withdrawing groups required for herbicidal activity, ensuring selective control against target weed species. The integration into synthesis requires accurate stoichiometry and process control to ensure residual impurity levels comply with agchem registration protocols, especially for export markets with detailed chemical residue standards.

    Industry compliance standards

    • FAO/WHO Guidelines for Specification of Pesticide Technical Materials
    • OECD Principles of Good Laboratory Practice (GLP)
    • REACH Regulation (EC) No 1907/2006 for EU registrations

    Typical usage ratio

    • 0.15–0.5 molar equivalents per active ingredient batch, dependent on targeted pyridine ring functionalization

    Downstream process integration

    • Charged during alkylation and nitration steps within the batch reactor under controlled agitation and inert gas blanket
    • Introduced to reactant stream prior to final condensation stages of herbicide actives

    Final product types

    • Pyridine-based herbicides (selective systemic herbicides)
    • Technical-grade intermediates for post-emergent weed-control

    3. Specialty Dye and Pigment Intermediate

    Manufacturers in organic colorants employ this compound to develop nitro-pyridine chromophores for specialty dye and pigment markets. The electron-rich methoxy group, combined with nitro substituents, provides desired absorption properties for high-performance applications, including inkjet ink and fluorescent pigment production. Quality monitoring and consistent purity ensure compliance with international pigment industry regulations, especially regarding heavy metals and forbidden amines.

    Industry compliance standards

    • EN 71-3 Safety of Toys for pigment raw materials (Europe)
    • ASTM D4236 for labeling art materials for chronic health hazards (US)
    • ISO 8124 Safety standards for pigment components used in toys

    Typical usage ratio

    • 3–8% by mass of total monomer input for specialty dye chromophore systems, with optimization based on target color index and absorption spectrum

    Downstream process integration

    • Fed into nitration reactors prior to azo-coupling or during pigment crystallization
    • Used as initial step in building nitro-pyridine segments for further quaternisation or metal complexation

    Final product types

    • Solvent dyes for plastics and textile printing
    • Fluorescent pigments for specialty inks

    4. Functional Material Research (Electronic & Analytical Reagents)

    Research and electronics firms deploy this compound as a core starting material for synthesizing functionalized pyridine ligands in chelation agents and electronic device materials. Suitable for advanced materials science, its consistent batch reproducibility supports analytical applications such as ion-detection reagents and in organic semiconductor device laboratories. Stringent trace metals content and documentation support research-grade requirements as defined by reagent safety data sheets.

    Industry compliance standards

    • ISO 17025 Laboratory Accreditation for Test and Calibration Labs
    • ACS Reagent Specifications for Analytical Chemistry
    • RoHS 2011/65/EU for restricted substances in research equipment

    Typical usage ratio

    • 0.5–2 mmol per 10 mmol target ligand or material batch in laboratory-scale synthesis; scaled based on yield optimization experiments

    Downstream process integration

    • Added to batch or continuous flow synthesis at initial ligand formation step
    • Incorporated during controlled crystallization or complexation stages in analytical reagent development

    Final product types

    • Pyridine-based chelating agents
    • Organic semiconductor additives for OLED and OFET research
    • Certified analytical reagents for ion-selective detection kits

    5. Fine Chemical Intermediate for Photographic Chemicals

    Producers of advanced photographic chemicals use this compound in the synthesis of stabilizing and sensitizing agents required for silver halide imaging formulations. Its controlled electron-donating and withdrawing substituents create molecular features necessary for high-sensitivity, low-noise emulsion layers in professional film and paper. Batch reproducibility and documentation support customer validation for consistent optical performance.

    Industry compliance standards

    • ISO 18902 for imaging materials - reflection prints and photographic paper
    • ANSI IT9 series for photographic chemicals and processed materials
    • RoHS for heavy metals content in imaging components exported to EU

    Typical usage ratio

    • 0.1–2% by weight of total sensitizer mix for fine film emulsions, based on sensitivity and contrast requirements

    Downstream process integration

    • Employed during emulsion make-up and thickening stages in photographic chemical production
    • Added before chemical ripening and post-sensitization to maximize grain stability

    Final product types

    • Silver halide film stabilizers for professional photography
    • Specialty emulsions for high-resolution imaging paper
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    Certification & Compliance
    More Introduction

    2-Methoxy-5-Nitro-4-Picoline: A Closer Look at Our Tried-and-Tested Product

    Real-World Experience from the Production Floor

    At our manufacturing site, 2-Methoxy-5-Nitro-4-Picoline flows through our reactors every week. Decades working with pyridine derivatives have taught us which reactions test a molecule and where impurities tend to pop up. The molecular structure of 2-Methoxy-5-Nitro-4-Picoline—a nitro group and a methoxy group paired on the picoline ring—offers a predictable, high-yield route. Over time, we’ve learned which solvent combinations minimize color body formation, how to avoid by-products that complicate purification, and how gentle heat helps coax out the best conversion rates.

    The finished lots we produce remain stable in standard storage, and the off-white to pale yellow appearance gives technicians a quick visual check for quality, before any analysis starts. We see steady demand for this compound from sectors ranging from pharmaceuticals to agrochemicals and specialty dyes. Every day on the plant floor, our team observes how slight tweaks in temperature or reagent flow make an impact batch by batch. We take notes, adjust the parameters, and always put safety and consistency at the forefront.

    Purity That Serves Challenging Synthesis

    2-Methoxy-5-Nitro-4-Picoline thrives in environments where stringent purity matters. Years of shipment feedback from pharmaceutical clients have confirmed that even trace impurities can shift the reaction profile downstream, so we invest heavily in chromatographic and spectroscopic checks. HPLC and NMR controls spot even trace-level anomalies, helping us trace their origins. In my years here, I’ve seen how proactive impurity tracing can save an entire campaign from frustrating reworks and lost time.

    One common challenge in our field is avoiding residual starting materials such as 2-methoxy-4-picoline or incomplete nitration by-products. Our plant routines now include mid-process sampling and GC-MS analysis, allowing real-time process corrections. Analytics teams and operators meet often to share observations, refining protocols season after season. Plant managers often refer to this active feedback as our “living recipe book”—an archive of minimization strategies and what actually works under the stresses of full-scale production.

    Why Customers Choose 2-Methoxy-5-Nitro-4-Picoline For Key Reactions

    Our product supports nucleophilic substitution and cross-coupling reactions where groups must be precisely exchanged under controlled conditions. Chemists who’ve walked through our facility often remark on how our batch-to-batch reproducibility makes their scale-ups more predictable. Nobody wants a run of inconsistent intermediates disrupting a pilot campaign or registration batch.

    The methoxy group stabilizes reactivity, holding electrophilic strength in check without making the ring system sluggish. The nitro group activates adjacent positions for downstream elaboration without introducing instability during handling or storage. These familiar features mean our product fits reliably into routes aimed at building complex ring systems or tweaking electronic properties in fine chemical workflows. Large pharmaceutical firms and contract labs both value the way our material weathers rigorous analytical scrutiny without surprise reactivity shifts.

    Specifications Drawn from “What Works” in the Field

    Lab teams invest long hours in smoothing out analytical protocols. NMR and IR peaks are sharp and regular, matching recognized spectra, so project chemists trust the identity right away. Moisture control, especially in humid months, keeps flow properties crisp and makes weighing a hassle-free job in the day-to-day. All test reports stay linked to original manufacturing logs. We’ve found that this traceability gives procurement teams more than just compliance; it cuts down back-and-forth requests and helps manage tight timelines.

    Rather than advertising “from lab to plant” purity, we measure what actually matters—low total impurity counts, stable melting ranges, free-flowing textured material that works well with scoop-type powder handling. Some buyers attempt to stretch their standards to accept broader impurity windows from traders or secondary suppliers, but sooner or later it catches up with them. Lost time remediating a batch or fighting analytical drift can slow a launch campaign or increase qualification costs.

    What Sets This Nitro-Picoline Apart From Related Molecules

    Every chemical manufacturer has opinions—and we’re no different—on what sets one molecule apart from another. In the pyridine family, each substitution pattern builds unique reactivity. For example, 4-nitro-2-methoxy-picoline (sometimes called isomeric forms) can seem similar on paper. In practice, their physical properties diverge on the plant floor, with differences in melting points, solubility in standard solvents like DMF or DMSO, and reaction selectivity when forming amide bonds or heterocyclic scaffolds.

    In formulations that demand precise control, overlapping suppliers may offer products labeled as “picoline nitro-methoxy” but include off-isomer content or fail to guarantee crystalline purity. A handful of clients have shared stories of similar-named products arriving as brownish, sticky material—nearly unworkable, not to mention tough to blend with scale-up intermediates. Our in-house fractionation and robust filtration platforms make sure such contaminants don’t make it through to the packed drum.

    With 2-Methoxy-5-Nitro-4-Picoline, the balance of lipophilicity and electron withdrawal fits snugly into recipes intended for finely-tuned active pharmaceutical intermediates. In one project, medicinal chemists noted our lots handled methylation and amide formation without the variable yields reported with less-controlled sources. In the crop protection segment, users have described comparable positives—a cleaner product results in fewer downstream cleanups, higher conversion, and better safety in the synthesis loop.

    Real Manufacturing Knows the Pressure Points

    From sourcing raw 2-methoxy-4-picoline to carefully measured nitration steps, the entire process relies on people who’ve worked the lines for years. Reactors don’t wait for textbook conditions, and sometimes a valve sticks or a batch foams more than expected. You’ll find our senior operators walking the plant, comparing evolving smells and visual cues to what they’ve seen before. Every chemical process hits unexpected snags; the difference comes from problem-solving on the fly and sharing lessons for next time.

    Our teams deal first-hand with challenges like partial ring oxidation or trace metal contamination from worn equipment. Maintenance teams collaborate with chemists and QA staff to spot problems early. Years ago, we made upgrades to reactor linings and swapped in higher-grade pumps, and since then, heavy metal checks have come back clear. Continuous improvement isn’t a slogan here—every small tweak stacks up, lowering risks and turning inspection into routine rather than an emergency.

    Color uniformity, powder flow, and low-odor output all matter in the real world. Chemists ask for samples not just to check a COA, but to see if it behaves the way they expect on their scale-up and development runs. Nobody wants to troubleshoot a sticky or clumped lot at the kilo scale. We keep our ears open to shop floor concerns, adapting processes so that the product matches what users need every time.

    Down-To-Earth Technical Experience: Insights from Our Facility

    Operators and chemists working side by side have a front-row seat to what works—and what doesn’t. Bottlenecking risk increases during high-demand quarters, so we stagger batch start times and keep storage conditions tight. Moisture pick-up threatens to damage powder flow or spark hydrolysis, so dehumidified zones and double-layer drum linings have become standard. Downtime or misloaded operations come chiefly from distractions or switching tank lines, not from faulty ingredient processing.

    In our control rooms, live data feeds track temperatures, flow rates, and pressure swings, logging events for immediate follow-up. Over years tracking yields, a pattern has emerged—minor pH drift in workup can cause colored impurities that chew up time at the final filtration stage. Once identified, production teams adopted in-line pH checking, boosting consistency and shortening batch time. Even our wastewater streams now run cleaner, helping us keep our commitment to responsible operations.

    The human element deserves mention too. Only seasoned hands can pinpoint a subtle “off” odor or slight change in texture before instruments do. We invest in skill transfer, where newer staff shadow experienced operators for weeks, absorbing tricks and developing an eye for the process. Analytical labs rely on this deep craft knowledge, using feedback directly from production to write or revise quality checks. Close collaboration between teams shrinks troubleshooting cycles and raises the reliability of each drum sent out the door.

    Why Industrial Clients Keep Returning for This Specialty Compound

    Project leads and procurement specialists return because reliable delivery isn’t just about the spec sheet—it's about phone calls answered and issues resolved before things escalate. Our team documents each batch’s journey, and when batch numbers need to be traced, no one scrambles to find a missing logbook. Full control from raw input to packed barrel means no guesswork for end-users downstream. If an issue arises, we pull records, run retests, and get answers out fast.

    Calls from pilot plant managers often start with a single question: does your product show up on time and as promised? With seasoned logistics partners and real warehouse oversight, the answer tends to be yes. We work with shipping teams to avoid heat and excess moisture, and include tamper-evident seals and clear batch ID. These sound like basics, but they matter most when timelines tighten and pilot trials cost real money.

    Another edge for users comes from our technical support. Fielding calls about crystallization issues, suspensions in non-polar solvents, or color observations, support staff feed questions back to the lab—closing gaps quickly. In a recent case, a customer transitioning to a new solvent regime needed reassurance about stability. QA teams ran stability checks, shared real process data, and coordinated an extra batch through our climate-controlled retaining system. It’s this nuts-and-bolts approach that helps partners solve hurdles with confidence.

    The Long Arc of Experience: Learning Alongside Our Clients

    People sometimes ask what makes a manufacturer’s perspective different from a distributor’s—why it matters if the material comes straight from a factory rather than a warehouse. The answer reveals itself with time spent in the trenches. We don’t just package and ship chemicals; we live the process, know the shortcuts, and have weathered both routine and unusual production cycles. Over years, we’ve documented each learning curve: what loading sequence gives cleanest reactions, how to block light and moisture exposure during storage, which filtration pads catch even the smallest contaminants.

    We like to think of ourselves as partners not just suppliers. When a client calls with an urgent need for a complete impurity profile or a discussion on downstream reactivity, our chemists and support staff respond with real data, not just paperwork. That partnership philosophy means we troubleshoot together, exploring new solvents or new process tweaks, calibrated to what actually happens out on the plant scale. We’ve seen customers win regulatory approvals or launch pilot lots using our material, and stay engaged to help them tackle any spiraling questions in development or routine scale-up.

    End-users benefit from a production team that sweats the details. Manufacturing tolerances, consistency of particle size, and the certainty that color and texture match expectations—these come from the discipline and direct accountability of hands-on chemical manufacturing. Toolbox meetings, ongoing operator education, clean equipment, and clear forward planning outmatch any “spec-sheet only” approach. For the teams that use 2-Methoxy-5-Nitro-4-Picoline as part of core R&D or scale-up runs, these differences translate into fewer process headaches.

    The Future: Pushing the Boundaries of What This Molecule Can Do

    Our R&D group keeps searching for new ways to stretch the capabilities of 2-Methoxy-5-Nitro-4-Picoline. Whether applying it as a building block for pharmaceutical actives or supporting new classes of crop protection agents, we ensure the product meets today’s requirements without cutting corners. Ongoing stability checks, new solubility studies, and compatibility testing with emerging reagents feed back into real-world plant improvements.

    Sustainability is rising in every conversation with our partners. Recent process changes have reduced our energy load and cut waste streams from each batch. Byproducts are recovered and, where possible, fed into local reprocessing streams or safely neutralized on-site. This investment in greener processes isn’t just about compliance—it produces a cleaner product, fewer headaches for both us and our customers, and stronger support when clients face environmental audits.

    Conclusion: The Value of Manufacturing Know-How

    Our history with 2-Methoxy-5-Nitro-4-Picoline has grown from small-lot beginnings to the capability of meeting multi-ton global demand. The real value of our work isn’t just high-purity, specification-matching product. The value lives in the years of experience, hands-on expertise, and day-by-day improvement that close the gap between plant and end-use. Industry-proven handling, traceability from raw input to final pack-off, and after-sales support all stand behind every lot shipped. Our product succeeds because teams care about more than yield—they care about getting a clean, reliable, and predictable result, batch after batch, year after year.