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3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine

    • Product Name 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine
    • Alias DL-14
    • Einecs 629-218-7
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    461884

    Chemicalname 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine
    Molecularformula C8H10N2O3
    Molecularweight 182.18 g/mol
    Appearance Yellow solid
    Boilingpoint Decomposes before boiling
    Casnumber 69416-04-0
    Solubility Soluble in organic solvents such as DMSO, DMF
    Purity Typically >98% (commercial samples)
    Storageconditions Store in a cool, dry place, protected from light
    Iupacname 3,5-dimethyl-4-nitro-2-(hydroxymethyl)pyridine
    Smiles CC1=CC(=NC(=C1N=O)CO)C

    As an accredited 3,5-Dimethyl-2-Hydroxymethyl-4-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, screw cap, labeled with hazard symbols and compound details, 25 grams, sealed in protective secondary packaging.
    Shipping 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine is shipped in tightly sealed containers, protected from light and moisture. It is packed according to chemical safety regulations, labeled with hazard information, and usually shipped via ground or specialized courier services to ensure safe delivery. Handle with care and store in a cool, dry place upon arrival.
    Storage Store **3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine** in a cool, dry, and well-ventilated area away from sources of ignition and incompatible substances such as strong oxidizers and acids. Keep the container tightly sealed and protected from light and moisture. Label the container clearly, and store it in a chemical-resistant cabinet. Follow standard laboratory storage protocols and use appropriate personal protective equipment when handling.
    Application of 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine

    Applications of 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine in Industrial Manufacturing

    As the original manufacturer, we provide 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine for specialized applications across several highly regulated and technically demanding sectors. Below, we detail its integration in selected downstream production routes, addressing regulatory frameworks, dosage practice, process involvement, and tangible end products for each use.

    1. Active Pharmaceutical Intermediate Synthesis

    This compound serves as a building block in the multi-step synthesis of certain heterocyclic pharmaceutical intermediates, particularly for small-molecule drugs in anti-infective and central nervous system drug classes. Our clients use it in controlled condensation or substitution steps requiring high purity and batch-to-batch reproducibility. Its nitro-pyridine core introduces functional groups for downstream halogenation, alkylation, or reduction pathways, where maintaining strict impurity profiles is mandatory for regulatory submission.

    Industry compliance standards

    • ICH Q7 GMP Guidelines for Active Pharmaceutical Ingredients
    • EU EudraLex Volume 4 cGMP for APIs
    • USP and EP Monographs (where applicable)
    • FDA 21 CFR Part 211 (Current Good Manufacturing Practice)

    Typical usage ratio

    • Ranges from 3% to 25% w/w in intermediate step formulations, adjusted based on reaction stoichiometry and target yield optimization.

    Downstream process integration

    • Charged during early or intermediate reaction steps in multi-stage synthetic routes.
    • Handled under nitrogen or argon atmosphere for moisture-sensitive operations.
    • Dosed to jacketed glass-lined reactors for controlled temperature reactions.
    • Monitored by in-process HPLC/GC to ensure residual levels meet internal specifications.

    Final product types

    • Pyridine-derivative pharmaceutical intermediates
    • Final API molecules after additional synthetic steps
    • High-potency compound precursors for anti-infective agents
    • Reference standards for regulated substance characterization

    2. Agrochemical Intermediate Manufacturing

    The material functions as a core moiety for agrochemical actives, enabling nucleophilic substitution and reductive transformations to access herbicidal and fungicidal agents. Crop protection formulators rely on its chemical stability, which allows subsequent derivatization under controlled pH and solvent conditions. This use aligns with the stringent regulatory review for new active ingredients, requiring full traceability and batch documentation.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • ISO 9001:2015 Quality Management System for chemical production
    • REACH Registration for downstream applications in the EU market
    • EPA 40 CFR Parts 150-189 (Pesticide Registration Requirements)

    Typical usage ratio

    • Employed at 5–30% w/w, with concentration tailored depending on reaction yield and efficiency of downstream transformations.

    Downstream process integration

    • Incorporated at nucleophilic aromatic substitution stage or for selective reduction reactions.
    • Introduced into batch reactors with automated feed control to manage exotherms.
    • Waste and by-product handling follows REACH and local environmental regulations.
    • QC verifies trace amounts of intermediates prior to formulation of technical grade actives.

    Final product types

    • Herbicide and fungicide technical concentrates
    • Chemical intermediates for crop protection formulation
    • Seed treatment actives containing pyridine rings
    • Agrochemical analytical reference substances

    3. Dye and Pigment Precursor Production

    Specialty dye manufacturers adopt this raw material as a substituted nitropyridine precursor in the synthesis of high-performance pigments and dyes, especially those applied to polymers and coatings requiring chemical resistance. Its methyl and nitro functionalization enables controlled modification of optical properties and solubility while maintaining batch coloration consistency for industrial coating lines and textile coloration units.

    Industry compliance standards

    • ISO 9001 for Consistent Quality Management
    • ETAD Code of Good Practice (for dye and pigment producers)
    • OEKO-TEX® Standard 100 for textile application dyes
    • EU Regulation (EC) No 1907/2006 (REACH) for colorant ingredients

    Typical usage ratio

    • Processed at 2–18% w/w in dye precursor mixtures; concentration depends on targeted hue intensity and application substrate.

    Downstream process integration

    • Supplied to batch reactors for azo coupling or further nitration/reduction.
    • In-line monitoring for color consistency using UV-Vis spectrophotometry.
    • Formulated into concentrated pastes or dry powder intermediates.
    • Treated with dispersing agents prior to final pigment grinding stage.

    Final product types

    • Azo and nitro-based pigment concentrates
    • Colorants for plastics and fiber applications
    • High-stability textile dyes for polyester and acrylics
    • Custom organic pigments for automotive or industrial coatings

    4. Specialty Electronic Material Synthesis

    In high-purity electronics manufacturing, the compound acts as a precursor in synthesizing conductive and semiconductive heterocyclic intermediates, crucial for selected organic electronics and advanced functional materials. Downstream users deploy it under rigorously controlled cleanroom conditions to prevent contamination. Applications require accurate stoichiometry and solvent quality to achieve repeatable electronic or optical properties in finished devices.

    Industry compliance standards

    • SEMATECH Cleanroom Chemical Handling Guidelines
    • IPC-5704: Cleanliness Requirements for Electronic Components
    • ISO 14644 Part 1–3 Cleanroom Standards
    • RoHS Directive 2011/65/EU (where applicable to devices)

    Typical usage ratio

    • Utilized at 0.5–6% w/w in precursor blends; specific ratios driven by substrate dimensions and target electrical properties.

    Downstream process integration

    • Introduced in pre-polymerization steps for conductive polymers or organic thin films.
    • Metered with micro-dosing pumps under inert gas to prevent oxidation.
    • Pre-treated via fine filtration (0.2–0.45 μm) to eliminate particulates.
    • Batch-tested for trace metal impurities prior to device integration.

    Final product types

    • Organic semiconductor materials
    • Printable electronic inks for flexible displays
    • Specialty electronic grade monomers
    • Conductive coatings for advanced sensors and optoelectronic components

    5. Custom Research and Contract Synthesis

    Leading research organizations and CRO/CDMO service providers incorporate the compound into proprietary discovery programs and specialty contract synthesis projects. Researchers value its defined reactivity and substitution sites when constructing reference molecules, analytical standards, or exploring structure–activity relationships. Manufacturing is supported with comprehensive certificates of analysis and full traceability from raw material procurement through final shipping.

    Industry compliance standards

    • ISO 9001:2015 Certified Quality Systems
    • GLP (Good Laboratory Practice) Guidelines
    • Project-specific customer QC protocols
    • Documentation per OECD Test Guidelines where required

    Typical usage ratio

    • Highly variable, from mg-scale (analytical) to multi-kg (pilot); typically 0.5–15% in screening reactions or targeted syntheses, adjusted as per protocol requirements.

    Downstream process integration

    • Shipped as bulk powder or custom-packed units for immediate use in R&D labs.
    • Integrated in reaction optimization, analog design, or custom impurity isolation.
    • QC release includes HPLC purity, water content, residual solvents, and mass traceability.
    • Documentation and batch records maintained per client-specific requirements.

    Final product types

    • Research use only (RUO) reference standards
    • Screening compounds for academic-industrial collaboration
    • Pharmaceutical and agro intermediate analog libraries
    • Analytical samples for regulatory method development
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    Certification & Compliance
    More Introduction

    3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine: An Insider’s Introduction

    Producing 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine calls for a solid approach to chemistry. Over the years working in manufacturing, one comes to respect pyridine derivatives for their reliability and versatility. We’ve handled this exact compound at scale, learning firsthand the challenges and advantages it brings to a modern lab bench or production facility. By bringing this knowledge forward, we ensure that the 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine we ship matches up to the needs of innovators and process chemists alike.

    What Sets This Compound Apart

    Inside our plant, we keep a sharp eye on the structural difference a pair of methyl groups and a nitro substitution can make. With those additions on the core pyridine ring, we observe changes in solubility, reactivity, and even stability—directly influencing the synthetic pathways available to downstream users.

    Plenty of requests come in for pyridine analogs, but the unique combination of a hydroxymethyl group at position 2 and methyls at positions 3 and 5 gives this molecule its distinct behavior. It resists straightforward comparison with standard pyridine, or methylated versions lacking the nitro group. Lab tests confirm a clear boost in certain nucleophilic substitution reactions where similar pyridine compounds struggle. In actual reaction trials, chemists note more robust yields and improved selectivity, which we trace straight to the electronic effects that the structural differences introduce.

    Specifications That Matter on the Shop Floor

    We focus on purity and batch consistency because our customers ask for it again and again, especially those involved in pharmaceutical intermediates and specialty synthesis. Each time we produce 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine, analytical teams confirm purity levels by HPLC and NMR, checking not just for contaminants, but also for subtle isomeric impurities that can drift in during the methylation or nitration stages. Regular feedback from process engineers has taught us that these physical checks are not just academic—they translate directly into smoother scale-up and fewer waste streams, which keeps production headaches to a minimum.

    Standard off-white or pale yellow crystalline powder describes most lots, but we never take the physical appearance at face value. Melting point ranges stay tight, as minor shifts can hint at overlooked side-products or the influence of humidity during crystallization. Drying and QA procedures receive frequent review, especially during humid months, when we see the powder’s clumping or flowability change. Keeping solubility in a range that works for most common organic solvents isn’t a side note; it’s a direct result of attention to solvent drying and vessel cleanliness.

    The Value of Consistent Quality Over Volume

    Being a manufacturer involves constant balancing—volume targets on one side, integrity and repeatability on the other. In the case of this nitropyridine derivative, we’ve learned that even slight variations in reaction conditions can leave lasting fingerprints on the final product. We stay close to the reaction, literally and figuratively, because taking shortcuts in recrystallization or solvent exchange inevitably bites back. Every so often, we’ll see returns from buyers who thought a cheaper, less controlled batch from elsewhere might do. They return after seeing bottlenecks in their syntheses. Experience like this shapes the way we approach every order. Even as the demand for this compound grows, we keep production lines deliberately tight so that every lot stays up to the mark.

    Where It Actually Makes a Difference

    The core strengths of 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine show up most clearly in intermediate synthesis for pharmaceuticals, crop protection agents, and several flavors of specialty catalyst development. Several agri-chemical companies approach us for this molecule because it enables one-step routes to substituted pyridine frameworks used in potent active ingredients. Often, these teams operate on strict deadlines and budgets that punish failed runs or uncertain reactivity. Our compound’s predictable melting point and phase stability let them skip extra purification, which speeds up their timetable and helps avoid downtime in their pilot plants.

    In pharmaceutical research, the unique electronic profile of this compound encourages its use as a core building block. Medicinal chemists benefit from the favorable reactivity profile, which supports selective substitutions and direct attachments to the pyridine ring. The differences become pronounced when compared with simple 2-methyl or 4-methylpyridine analogs, where we see sluggish reactions and more complicated work-ups. Some teams also point out that making minor changes in the nitro, methyl, or hydroxymethyl positions unlocks a range of intermediate products. These can then serve as launch pads for SAR campaigns, which need quick iteration and minimal purification headaches. Over years in the chemical plant, we’ve put effort into process tweaks that give medicinal chemists what they ask for: material that reacts consistently, lot after lot.

    Production Know-How Accumulated On the Line

    Many assume synthesizing 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine is a matter of simple batch chemistry. In practice, every stage from the initial methylation right through to the final nitration, purification, and drying needs care. During methylation, side reactions can bump up impurity levels if we get greedy with temperature or rush solvent choices. Nitration stages ask for rigour too; exotherms must be held in check, especially at scale, to avoid byproducts that show up later as colored impurities.

    Having run dozens of batches since bringing this compound into our catalogue, we collected data on reaction yields, solvent recovery rates, and waste minimization that lets us predict customer concerns. Many customers ask about the sustainability of our processes. Over the years, we have introduced solvent recycling, developed methods for acid neutralization, and continuously improved our housekeeping protocols so we reduce both hazardous waste and overall energy burn per kilo produced. Since this relates directly to people’s day-to-day jobs and environmental expectations, we don’t treat green chemistry as a marketing slogan—it’s a cost and safety issue that affects everyone working with the compound from synthesis to packaging and beyond.

    Solubility and Handling: What Practitioners Actually Face

    Users want clarity on solubility, storage, and reactivity in real-world environments. Chemists in scale-up facilities share issues they encounter when switching from research lots to manufacturing quantities. Our product robustly dissolves in standard organic solvents used for pyridine derivatives, including methanol, ethanol, DMSO, and acetonitrile. During periods of high production, we conduct extra rounds of particle size uniformity analysis because clumping in larger drums can slow charging in automated feeders and lead to inconsistent mixing downstream.

    Storage concerns translate directly into protocol adjustments. Moisture or oxygen can slowly reduce product purity, so we recommend sealed containers and climate-controlled storage. Functional group stability reassures both our shippers and end customers, and we routinely re-test lots held in inventory to confirm nothing important has drifted. Operations staff know that gross moisture uptake quickly shows up as altered melting points and can signal deeper problems for customers relying on consistent behavior batch-to-batch.

    Documented Traceability from Raw Material to Final Drum

    Traceability demands more than paperwork. Since pyridine derivatives draw on a range of upstream sources, we insist on full lot records, supplier audits, and periodic spot testing of starting materials. Along the way, we note every process adjustment, reactor downtime, and lot deviation for our QA database. These actions aren’t for show; rapid root-cause analysis prevents production outages, staff retraining, and ultimately, client dissatisfaction. Customers often conduct their own audits. Our doors are open to them because a surprise in the early stages of a supply partnership is far worse than a day of open discussion in the QA office. Over the last few years, this approach has helped resolve a handful of customer production hiccups traced to vendor material, underscoring why we won’t cut corners on supply chain documentation.

    Comparison With Similar Pyridine Compounds

    We often receive questions on why this material outperforms common alternatives. Most pyridine derivatives lack the same constellation of methyl, nitro, and hydroxymethyl substitutions, which means they behave very differently under both neutral and acidic reaction conditions. Classic 2-methyl or 4-methylpyridine, for example, sees much less uptake in our customer base for applications that need higher reactivity or electronic tuning. Removal of just the nitro or hydroxymethyl group causes a notable drop in intermediate yields for certain active ingredients—a tangible lesson learned both on our floor and by buyers evaluating side-by-side performance in their own pilot studies.

    For teams weighing synthetics, our own side-by-side studies flagged that unmodified pyridine can show greater volatility, less solubility in mixed solvent systems, and increased losses due to evaporation. The subtle differences play out in everything from safety profile to production planning, with users saving time by starting with a material tuned for compatibility. Those savings matter more than ever as regulatory scrutiny and compliance checks grow stricter every year. Over decades in chemical manufacturing, we recognize that labs and plants demand not just paperwork, but actual proof—performance under load, not just on a datasheet.

    Cost Versus Capability

    Some look at the bottom line and question whether a more specialized molecule justifies its price tag. The reality, as we’ve found over many production runs, is that reliability and performance yield cost savings that simple price comparisons miss. Failed runs, lengthy post-reaction purifications, or inconsistent product performance carry hidden expenses—wasted labor, extra solvent use, increased waste fees. By providing a compound with fewer side products and predictable reactivity, we help teams run tighter, more predictable syntheses. Repeat customers from fine chemical and pharmaceutical companies confirm this with real data—the fewer surprises a batch brings, the sooner a project moves from bench to market.

    As pricing pressures increase across the industry, we remain committed to aligning our costs with the real value the molecule brings. This doesn’t mean racing competitors to the bottom. Instead, having seen too many customers come back after trying bargain suppliers, we have learned hard lessons about the true price of quality lapses, missed deadlines, or regulatory problems downstream. We stick with proven raw materials, experienced operators, and methodical QA not because the market wants buzzwords, but because this approach keeps people, machines, and projects moving forward.

    Customer Relationships and Feedback Loops

    Much of what we know about 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine comes directly from collaboration with end-users. Their reports of mixing, reactivity, and stability outside controlled lab settings—usually in semi-industrial or pilot operations—drive our continuous upgrades. Open lines of communication allow us to troubleshoot, adapt particle size distribution, or tweak packaging formats based on feedback rather than assumption.

    We recall several instances where a key customer for an agrochemical intermediate requested a specific particle shape for high-throughput feeders. We trialed mills on site, performed pilot runs, and even dispatched technical staff so we could monitor performance firsthand rather than relying solely on lab-scale metrics. Adjustments in drying protocols, handler training, and packaging followed that feedback, resulting in less downtime for the customer and tighter process metrics on our side.

    Supporting Innovation and Compliance

    Demand for this product aligns with the increasing need for transparency and compliance in chemical supply. Regulatory agencies maintain close interest in both on-site production methods and transportation of specialized chemicals like pyridine derivatives. Our internal protocols exceed national safety and environmental benchmarks. This focus on safety reflects both long-term commitment and market necessity. From initial charge-in to filtration, drying, and packaging, every step meets documentation standards. We submit lots for both internal and external tests, learning from each outcome rather than relying solely on legacy processes.

    Supporting customers through regulatory audits often makes the difference between a project’s success or stagnation. Having the right batch-level documentation, validated analytical tests, and staff who can respond knowledgeably during inspections becomes an asset. We see increased scrutiny each year, particularly from pharmaceutical and specialty chemical customers who need cross-border traceability and rapid answers in the face of surprise checks. Over decades building up this operation, we’ve found that investing in people, record-keeping systems, and analytical capability keeps both our output and our customer relationships strong.

    Practical Solutions to Common Production Issues

    We encounter plenty of production issues—caking, off-coloring, or micro-impurities that don’t reveal themselves until a downstream step. We’ve set up in-line QC sampling points so that problem batches can be flagged and adjusted before they reach the drying or packaging stage. This saves both time and trust, as quick intervention minimizes downtime and disruption for teams relying on deliveries for daily operations.

    Packaging rarely gets the attention it deserves until problems arise: clumping from humidity, container incompatibility with warehouse climates, or delays due to regulatory relabeling. Over time, we’ve made the shift to moisture-barrier drums, vacuum sealing, and tamper-proof containers, learning alongside our customers and evolving packaging to stay ahead of both internal and external audit standards. Chemical handling in the field always highlights the gap between lab performance and real-world logistics, and we work to close that gap at every handoff.

    Investing in Continuous Improvement

    Whether rolling out process changes, welcoming customer auditors, or investing in new QC tools, we push for continuous improvement rather than relying on yesterday’s recipe. Every chemical, especially a specialized one like 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine, presents fresh challenges as usage patterns evolve and regulatory requirements tighten. Weekly review meetings pull in insights from operations, sales, and QC teams; our best upgrades come from those with hands-on experience at the reactors, dryers, and filling lines. No production methodology stays perfect forever—real manufacturing means adapting in real time.

    Conclusion

    Years working as a chemical manufacturer teaches the value of substance over flash. 3,5-Dimethyl-2-Hydroxymethyl-4-Nitropyridine offers downstream chemists and process leaders a tool with tangible advantages over less tailored pyridine derivatives. Its performance in pharmaceutical, agricultural, and specialty chemical applications stems from structure, purity, and the quiet discipline applied at every step between raw material and finished drum. Every improvement, every lesson learned, and every ounce of product reflects a manufacturing history shaped by direct feedback and a relentless drive toward higher quality, safer production, and honest partnership with those who build the future of applied chemistry.