Anhui Liwei Chemical Co., Limited
Products

3-Methyl-4-Nitrophenol


    • Product Name 3-Methyl-4-Nitrophenol
    • Alias 3M4NP
    • Einecs 226-154-8
    • Mininmum Order 1 g
    • Factory Site Lingwu, Yinchuan, Ningxia, China
    • Price Inquiry sales2@liwei-chem.com
    • Manufacturer Anhui Liwei Chemical Co., Limited
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    231972

    Cas Number 2581-34-2
    Molecular Formula C7H7NO3
    Molecular Weight 153.14 g/mol
    Appearance Yellow crystalline powder
    Melting Point 96-99 °C
    Solubility In Water Slightly soluble
    Density 1.36 g/cm³
    Purity Typically ≥98%
    Synonyms 3-Methyl-4-nitrophenol; 4-Nitro-m-cresol
    Smiles CC1=CC(=C(C=C1)[N+](=O)[O-])O
    Inchikey SWPNBHNHJDMSEI-UHFFFAOYSA-N

    As an accredited 3-Methyl-4-Nitrophenol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle, 100 grams. White screw cap, hazard labeling: flammable, toxic, irritant. Manufacturer and chemical identification label displayed.
    Shipping **Shipping Description for 3-Methyl-4-Nitrophenol:** 3-Methyl-4-Nitrophenol is shipped in tightly sealed, chemical-resistant containers, clearly labeled according to regulatory standards. The chemical is transported with appropriate hazard documentation, typically under UN3077 classification for environmentally hazardous substances. It is protected from heat, light, and incompatible materials during shipping, and handled by trained personnel adhering to safety guidelines.
    Storage 3-Methyl-4-nitrophenol should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. Keep it separate from incompatible substances such as strong oxidizers and reducing agents. Store at room temperature and label appropriately. Ensure proper containment to prevent environmental contamination, and use secondary containment if necessary.
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    Tel: +8615380400285

    Email: sales2@liwei-chem.com

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    Certification & Compliance
    More Introduction

    Introducing 3-Methyl-4-Nitrophenol: Consistent Performance Rooted in Chemical Manufacturing Experience

    Real Perspectives from the Manufacturer Floor

    At our facility, years of daily practice have deepened our understanding of what separates specialty intermediates from everyday base chemicals. Our 3-Methyl-4-Nitrophenol stands as a testament to what skilled handling and precise batch control can accomplish. The molecular structure, highlighted by a methyl group at the third position and a nitro group at the fourth on the phenolic ring, gives this compound reliable reactivity that brings value across several syntheses. Unlike more general phenolic derivatives, this product maintains tighter margins on critical specifications for color, purity, and moisture, which we have learned makes all the difference during downstream use.

    Manufacturing Details That Matter

    In large-scale chemical manufacturing, each batch reflects the sum of hundreds of choices in process, temperature, and raw material quality. Our 3-Methyl-4-Nitrophenol draws on controlled nitration and methylation steps, carried out under rigorous in-house monitoring. Purity levels routinely exceed 99 percent by HPLC, but on the floor, our chemists track more than just the purity figure. We keep a careful watch on trace impurities such as ortho substitutions and dinitro congeners, since these small variations can disrupt sensitive reactions in customer applications.

    The final product’s crystallinity, visual appearance, and flow properties receive as much attention as the numeric assay. Not all phenolic intermediates respond equally in automated feeding systems, and caking or fines lead to handling delays. By optimizing solvent exchange and drying at controlled temperatures, we preserve a free-flowing, pale-yellow powder that packs efficiently for both small laboratory runs and high-volume production use.

    Model and Specifications from Actual Experience

    From hands-on manufacturing, we have observed that most of our industrial partners specify tight tolerance on melting point and moisture content. Our batches typically present a melting range of 84 to 87°C, and drying protocols achieve loss on drying values well below 0.5 percent. These precautions protect both the reactivity of hydroxyl and nitro groups and the mechanical system that feeds precision weighing and dispensing at the plant site.

    For those who ask for more granular insight, we regularly submit samples to full NMR, IR, and GC-MS profiling. Over the years, these checks have revealed how minor differences in nitrophenol source or skipping routine profiling can result in costly troubleshooting after delivery. These hard-won lessons drive the depth of our internal monitoring program. We do not rely on external reports alone but repeatedly verify both structure and trace profile before label and shipment.

    Applications Forged by Industry Collaboration

    The trajectory of 3-Methyl-4-Nitrophenol in applied settings runs through decades of collaboration with chemical formulators, agrochemical groups, and custom synthesis houses. This molecule often takes the role of a building block in the synthesis of advanced pesticides, especially those that require a precise substitution pattern to control biological activity and environmental behavior. Over time, we have seen formulators switch from basic nitrophenol blends to specialized grades such as ours, largely due to more consistent outcomes in cyclization and coupling steps.

    Bench chemists and pilot plant engineers alike rely on predictable behavior in condensation and alkylation steps. With our crystalline 3-Methyl-4-Nitrophenol, reaction times and conversions stay within stable margins, whether used in batch or continuous systems. We keep the dialogue open about any unique demands, so we have adapted our protocols to suit high-purity technical, analytical, and even small-scale R&D settings. As a consequence, customers report easier scale-up, less secondary purification, and more direct integration into production lines.

    Practical Differences from Related Nitrophenol Products

    Direct comparison with other nitrophenol isomers and methylated phenols brings out the role of subtleties that only frequent use and batch review reveal. The ortho- and para-methyl nitrophenol analogues, for example, fall short in some key reactivity and solubility metrics when compared head-to-head with our 3-Methyl-4-Nitrophenol. The placement of the nitro and methyl groups changes electron distribution on the ring, which not only controls how efficiently downstream coupling reactions proceed but also impacts the separation and purification steps later.

    We have had feedback from process chemists who previously ran into filter clogging or resin fouling with broader-cut nitrophenol mixes. By focusing on selective crystallization and impurity rejection, we offer a product that reduces downtime in these later steps. High reproducibility in melting point, particle size, and solubility have marked our 3-Methyl-4-Nitrophenol as a preferred option over both the lower-purity commodity grades and the higher-cost, less available positional isomers.

    It becomes clear through accumulated plant experience that even trace levels of ortho-positioned nitro or methyl substitutions can spiral into complex impurity profiles—especially when using advanced catalytic or high-throughput equipment. To address this, we keep our purification process under internal control, resist the temptation to shortcut washing steps, and actively monitor for byproducts. Some customers have moved to our product after seeing residues build up on their tools using less controlled material; others want to avoid byproduct formation in multi-step syntheses. The ongoing partnerships with these users guide our continuous process improvements.

    Safety and Handling–Engineer’s View

    Serving a wide range of partners—from scaled manufacturing plants to small R&D setups—means considering not only output, but safety and environmental compatibility. Though 3-Methyl-4-Nitrophenol is less volatile and less acutely hazardous than some alternative nitro compounds, care in storage and transportation supports both worker safety and regulatory compliance at all stages. We work with bulk container handlers and package this compound in sealed, tamper-evident bags inside UN-rated drums.

    Concerns about occupational exposure and dust management shaped our powder handling protocols. On our shop floor, the powder is kept in a humidity- and temperature-controlled environment to avoid agglomeration, which eases transfer and dosing for automated lines. Routine material safety assessments, including chronic toxicity and aquatic effect reviews, underpin our data sheets. Our emphasis on real-world handling fosters safe long-term usage and confidence in environmental containment, since some regulations, especially in Europe and North America, continue to tighten around nitroaromatic intermediates.

    Market Insights Drawn from Continuous Supply and Feedback Cycles

    A chemical only earns its market space after years of practical trial, feedback, and adjustment. We have seen the requirements for 3-Methyl-4-Nitrophenol shift with time: peaks in demand during new product development cycles, slowdowns tied to regulatory review, and surges again with the expansion of specialty agrochemical lines. Each event forces a re-examination of process size, supply chain continuity, and logistical plans. Our adaptability to scale up, or throttle back without quality drop-offs, comes from in-house synthesis and direct experience with shipment challenges—be it port delays, customs rules, or weather interruptions.

    Users in the dye and pigment sectors turn to us for the selectivity that 3-Methyl-4-Nitrophenol brings to their synthesis steps. In another sector, the pharmaceutical research community values consistency above all, since even small batch-to-batch shifts risk costly regulatory setbacks during patent filings or validation. Our systems, designed and refined from handling thousands of kilograms over the years, make it possible to schedule regular deliveries, anticipate regulatory audits, and offer clear batch histories without bottlenecks or guesswork.

    Real Manufacturing: Solutions and Continuous Learning

    As chemical manufacturers, we never stop facing new hurdles. One year might bring a shortage in trusted raw material suppliers, the next might demand a faster turnaround as customer blend requirements evolve. Direct conversation with purchasers and end-users has taught us that specification sheets only tell half the story: a practical, reliable supply—punctuated by responsive technical support and transparency—earns more trust than perfect data points alone.

    When grade adjustment becomes necessary, we avoid snap decisions and run focused small-batch tests, evaluating each parameter’s impact. This openness to continued adaptation stems from frequent operator training and lessons drawn from past challenges—something that broader chemical traders, resellers, or catalog houses often miss. Delays in shipping or batch rework show us that no process stays perfect indefinitely, but with a technology-based and people-informed approach, continuous improvement becomes more than a slogan.

    Where strict regulatory frameworks limit certain regional sales, we keep open books on traceability, environmental documentation, and batch qualification, so no shipment falls short of local demands. When safety data or downstream processing hiccups appear, we run joint troubleshooting sessions, often catching root causes in process sampling or packaging earlier than outsiders could. Our staff’s ability to share direct feedback gives product managers and engineers ongoing insight into both risk and opportunity across the value chain.

    Supporting the Innovation Pipeline

    Every leap in specialty synthesis—from new agrochemical launches to advances in medical research—depends on reliable building blocks. Our experience producing 3-Methyl-4-Nitrophenol has shown that early involvement in the customer’s development cycle makes things smoother all the way to scale up. Where exact compositional control is a must, such as in fine-tuning molecular reactivity for an active ingredient or ensuring photostability in a pigment, detailed feedback helps both sides avoid waste and improve process yield.

    We provide both R&D and large-scale lots to match the unpredictable pace of research projects, listening closely to what the trial chemists need in terms of lot uniformity, rapid sampling, or customized packing. In many collaborations, this has shortened the path from bench to pilot plant—sometimes eliminating steps like re-drying or extra filtration at the point of use. Our plant experience confirms that even simple things like pack size variety or improved labeling can remove friction for partners who want to focus on development rather than supply chain logistics.

    Long-Term Value of Direct Manufacturing Control

    Being close to the chemistry lets us answer tough questions about supply origin, impurity risk, and process adjustments—questions distributors and catalog houses rarely can. Our customers rely on repeat purchases, often integrating our 3-Methyl-4-Nitrophenol not just into a single end product, but as part of a broader platform technology or multi-year research plan. With open records on process changes, full lot traceability, and technical analysis, every shipment reflects hundreds of hours of hard work and careful scrutiny—not just of the product, but of the entire supply system.

    This ongoing investment in both people and process pays off when unexpected issues arise. Whether it's a change in raw material global pricing or an updated compliance demand, internal flexibility and expertise mean we can pivot rapidly—without waiting on outside approvals or risking a drop in quality. That control, tested by time, separates real manufacturers from those who simply repackage existing stock.

    Collaborative Partnerships: The Human Side of Chemistry

    Many of our most successful partnerships have started with simple, honest discussions about process challenges: clogging, inconsistent yields, or tighter downstream regulations. By listening carefully and mapping our customers’ operational pain points, we have refined not just our finished product, but every supporting element from packaging to after-sales service.

    During on-site audits or joint trials, it's clear that delivering 3-Methyl-4-Nitrophenol is only the beginning. We continue to answer technical queries, discuss process troubleshooting, and facilitate continuous improvement feedback. Over the years, this genuine back-and-forth has built trust that stands up to shifts in market cycles or changing project demands. Rather than short-term fixes, our efforts focus on building a foundation for shared long-term progress.

    Looking Forward: Evolving Alongside Industry

    With sustainability, traceability, and responsible sourcing growing in importance, we are investing in greener synthesis steps, solvent recovery, and energy management systems. Transparent lifecycle assessments and ongoing dialogue with regulatory bodies help us map out a lower-impact future for not just 3-Methyl-4-Nitrophenol, but the wider universe of specialty chemicals. Our ongoing learning from the plant floor keeps us adaptable, open, and resilient—qualities that underpin not just today's chemistry, but tomorrow’s discovery and innovation.