Anhui Liwei Chemical Co., Limited
Products

5-Methyl-2-Nitrophenolate


    • Product Name 5-Methyl-2-Nitrophenolate
    • Alias 2-Nitro-5-methylphenolate
    • Einecs 249-040-2
    • 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

    276347

    Cas Number 41263-74-5
    Molecular Formula C7H6NO3
    Molecular Weight 152.13
    Iupac Name 5-methyl-2-nitrophenol
    Appearance Yellow solid
    Melting Point 108-112°C
    Solubility In Water Slightly soluble
    Smiles CC1=CC(=C(C=C1)O)[N+](=O)[O-]
    Inchi InChI=1S/C7H7NO3/c1-5-2-3-7(9)6(4-5)8(10)11/h2-4,9H,1H3

    As an accredited 5-Methyl-2-Nitrophenolate 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 5-Methyl-2-Nitrophenolate, clearly labeled with hazard warnings and chemical identification details.
    Shipping **Shipping Description:** 5-Methyl-2-Nitrophenolate should be shipped in tightly sealed, chemically-resistant containers and clearly labeled according to hazardous material regulations. The package must be cushioned to prevent breakage, protected from heat, moisture, and incompatible substances, and accompanied by a proper Safety Data Sheet (SDS) and hazard labeling during transport.
    Storage 5-Methyl-2-nitrophenolate should be stored in a tightly sealed container, away from direct sunlight, moisture, and incompatible substances such as strong acids or oxidizers. Keep it in a cool, dry, and well-ventilated area, ideally in a dedicated chemical storage cabinet. Proper labeling and secondary containment are recommended to prevent accidental spills and exposure.
    Free Quote

    Competitive 5-Methyl-2-Nitrophenolate prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615380400285 or mail to sales2@liwei-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615380400285

    Email: sales2@liwei-chem.com

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    Certification & Compliance
    More Introduction

    Introducing 5-Methyl-2-Nitrophenolate: A Practical Look from the Manufacturer’s Perspective

    What We Bring to the Table: Experience That Counts

    The daily reality in a chemical manufacturing facility runs on the reliability and performance of every intermediate and final compound we produce. As a facility that continuously scales up and reviews its practices, 5-Methyl-2-Nitrophenolate is a core aromatic compound that has earned its place for a range of synthesis processes. Over the years, our daily lab records and plant logs have seen this compound pass all the tough benchmarks for color, homogeneity, and byproduct minimization thanks to controlled reaction conditions and purification protocols overseen by well-trained staff.

    The product’s capability comes from careful selection of starting materials and diligent control over reaction exotherms. By focusing on solvent and moisture controls at the bench and then upscaling while reviewing every lot, we avoid trace-level alkaline degradation or color shifts that can plague improperly finished batches. Experience here isn’t a marketing word—it’s what keeps repeat reprocessing work off our schedule.

    What Makes 5-Methyl-2-Nitrophenolate Stand Out in Your Lab or Plant

    This methylated nitrophenolate compound regularly fits into dyestuff and pigment syntheses, as well as specialty pharmaceuticals and some agricultural chemistries. We’ve seen formulators choose it for its protracted shelf life under tight, dry storage conditions and a reactivity profile that’s both dependable and straightforward. Our quality checks don’t simply look at one measure—we scan for residual water by Karl Fischer titration and scrutinize each lot for iron trace by ICP-OES. Every time these details matter: one batch deviation can drift yield or color fastness in a large-volume pigment run.

    Some customers have come to us with worries about inconsistent nitrophenolate performance from secondary or tertiary sources. Our operation doesn’t allow key batch operations, like methylation, to proceed without real-time pH and endpoint tracking, which helps deliver the consistent melting range and absorbance spectrum that process engineers and QA teams expect. Our operators calibrate every inline probe and log deviations so any process drift gets corrected fast, not after a dozen barrels have shipped.

    Specifications: What Really Impacts Your Production

    Beyond the CAS number and molecular formula, the working specifications—the ones that influence your plant’s bottom line—include appearance, moisture profile, trace impurity screening, and standardized absorbance values. The typical physical form we deliver is an orange-yellow crystalline powder showing a tight melting range, usually within two degrees, tested with each lot. Residual solvent remains below 0.5% after vacuum drying, and packaging runs under an inert atmosphere to avoid nitrophenol oxidation that can shift color or lower stability in storage.

    Any user scaling up uses a compound as a reagent, an intermediate, or a chromogenic precursor. Even well-trained staff miss out on the “why” behind trace impurity controls. For instance, a nitrophenolate contaminated with more than 100 ppm of chloride can lead to corrosion or off-grade product during subsequent reactions—something we avoid by triple-washing and filtration at the pilot scale. We also monitor every shipment for particle size by laser diffraction, keeping the fraction well within set bounds for good flow and handling, which makes metering and charging more predictable in both small and bulk runs.

    Real-World Usage: Downstream Impacts of Consistent Quality

    Our long-term partners include textile pigment and specialty dye manufacturers. They have routinely pointed out how a lot-to-lot inconsistency with this compound causes run-to-run shade variation and unscheduled cleaning. By providing 5-Methyl-2-Nitrophenolate that passes a tight UV-visible absorption spec, we help users avoid downtime and unnecessary solvent turbulence in their reactors. Beyond pigments, this compound has played a key role in the synthesis of precursors for pharmaceuticals and some crop-protection agents, owing to its activation patterns.

    Chemists in the field know the pitfalls that come with small degradative side reactions, especially in loaded reactors. Nitrophenolates, when lacking methyl group purity, sometimes foster incomplete reactions, causing purging headaches and heightened waste treatment loads. After we fine-tuned our last cooling jacket cycle, our plant saw reduced occurrence of tarring and provided customers with cleaner process filtrates—a result any plant manager can appreciate, not just read about in brochures.

    Key Differences from Other Nitrophenolates

    Other substituted nitrophenolates, including simple 2-nitrophenolate and its ethylated cousin, show a wider melting range and degrade faster under atmospheric exposure. Our methyl variant takes the lead for color stability, particularly in long-term pigment storage tests. The presence of the methyl group increases hydrophobicity, pushing down unintended water uptake during storage—a critical factor for users in humid climates or working with moisture-sensitive downstream chemistry.

    Over the years, we have sampled products made using imported materials from secondary suppliers. The difference in overall process yield and post-use cleanup can become apparent after only a few runs. Many off-brand versions skip nuanced fractional crystallization or rely on single-pass drying, which can lead to higher residue and unwanted tints. By contrast, our cycle time through repeated, low-vacuum drying ensures the batch leaves our filling line already below set levels for both residual solvent and free acid, eliminating undue risks in customer process loops.

    Perhaps the most critical distinction noted by our repeat purchasers comes at the grinding and compounding stage. Many systems equipped for bulk blending push through hundreds of kilograms every hour. If a phenolate compound has a tendency to cake, clump, or shift its bulk density between lots, entire feeder runs go out of alignment. The 5-Methyl-2-Nitrophenolate lots leaving our site show controlled moisture content and a consistent bulk density, which smoothing plant operation and avoiding batch-to-batch mass balances that don’t tally up.

    Safe Handling: Practices Gained from Direct Experience

    In our plant, operators wear tested PPE and handle nitrophenolate in hoods with forced ventilation. Our own safety logs have recorded that open-air handling in humid seasons leads to greater operator skin contact and increased surface cleaning. The push to reduce onsite particulate exposure stemmed not from regulations but direct staff input and post-shift air samples. Each bagging session runs under local extraction, documented by shift managers on hand, with regular filter maintenance that follows observed dust accumulation patterns, not just a calendar schedule.

    Our packaging staff load each batch into multilayer drums, protected by thick liners and silica packs to ward off humidity, a practice that arose from several long-haul logistics case studies. International shipments must go through a week of retention sample monitoring to ensure no color drift or visible caking—practices that began in response to customer claims and actual data, not theoretical risk assessments alone.

    Traceability and Documentation: Learning from Demand Side Surprises

    Buyers who have faced unexpected production hiccups know how valuable reliable, legible records are. Every batch of 5-Methyl-2-Nitrophenolate ships with a certificate, but we keep full retention samples, not just paperwork, for years. In one case, a client flagged a shade drift across two shipments received months apart—a root cause investigation traced the problem to a shift in a raw material source and a downstream impurity picked up during one week’s particularly stormy weather. Adjustments to storage humidity and raw material vetting have since locked this route down—real lessons put to practice instantly in daily manufacturing.

    This experience has led us to build a live traceability system at the plant. Any question about a shipment’s history gets answered with both the paperwork and hands-on access to archived samples. We find chemical buyers care far more about these real records than any summary spec, especially after experiencing an off-grade lot from a disconnected chain of suppliers. Chemical manufacturing, at its best, means tying every container and every process checkpoint into a story you can account for long after the plant lights turn off for the day.

    Environment, Waste, and Process Learning

    Few issues spark more debate in our plant meetings than solvent recycling and minimizing waste in phenolate production. Direct experience has shown us several tweaks that improve yield and cut eco-hazards. Vacuum reduction recaptures more methylating agent and lessens atmospheric release, and our team regularly tweaks steam stripping times to draw off lower-boiling impurities. One summer, a sudden rise in process waste flagged a pump seal issue—a fast response and fix saved a planned weeklong shutdown and several tons of recoverable product.

    On the waste treatment end, our operators found that reducing the amount of residual sodium salts in post-reaction liquors led to easier neutralization and less strain on our effluent plant. By keeping these steps in-house and tweaking them based on process data, quality engineers and shop-floor teams agree that the lessons learned in yesterday’s batch get folded into tomorrow’s run. The result? Better process control, less scrap, and a cleaner downstream environment for all.

    Delivering What Matters: Consistency Over Gimmicks

    We believe end users and converters care less about ornamental packaging claims and more about the numbers: percent purity, consistency, and honest lead time. Every technical director that has visited our site has left the loading dock with a stronger sense of what hands-on manufacturing looks like for 5-Methyl-2-Nitrophenolate. Our scale-up logs, process deviations, and batch reports don’t get shelved for audits—they power the actual improvements customers notice in the field, not on a spec sheet.

    For any process using this compound, real losses typically don’t come from theoretical stability shifts but from solid handling issues, unresolved color drifts, or off-spec compositions that sneak through unchecked. By sticking to proven routines, letting process staff suggest changes, and reviewing actual shipment and usage data, we keep the stream of plant improvements and practical product advances going—with direct, measurable results for both operations and output.

    Solutions That Go Beyond Deliveries

    We have learned that success for our customers depends on coordinated technical and practical support. Our technical staff visit client plants on request, review batch startup anomalies, and help troubleshoot unexpected troubleshooting issues that can’t be solved by remote guessing. Direct feedback cycles matter. In one past case, a customer flagged an out-of-tolerance color match in a pigment intermediate. A deeper review, site visit, and a swap sample narrowed the cause to local humidity changes—a variable not seen on the spec sheet but clear to anyone who’s worked a loading dock in a tropical monsoon.

    Many years of hands-on operations have shown us that building a higher-performing 5-Methyl-2-Nitrophenolate starts with batch control, employee training, and day-to-day equipment upkeep. Nothing replaces regular operator training or direct feedback loops. Chemical buyers’ best insurance comes from a supply chain bound by technical expertise and operational transparency, not vague claims of high quality. Manufacturers who keep their process logs open and invest in real housekeeping improvements find fewer surprises and stronger ongoing relationships.

    Meeting Real-World Demands

    Process engineers and chemists in the field don’t enjoy wading through generic descriptions or sales claims that “enable flexibility” or “unlock potential.” Every improvement we have driven, from better trace metal control to improved bagging techniques, traces back to requests and data from those actually running plant equipment or managing storage rooms. We routinely adjust our own plant schedule to avoid seasonality risks, whether that means a tighter shipping window before a rainy spell or adjusting drum sealing techniques for longer offshore journeys.

    Running a chemical plant means learning from every run. Operators see firsthand which controls keep 5-Methyl-2-Nitrophenolate fresh, easy to meter, and ready for batch use. Our focus stays on the specifications and details that protect plant runs and avoid headaches during downstream processing. By sticking close to both facts and field experience, we keep our compound not just inside quality bounds but right at the top level for practical use every time it leaves our site.

    Looking Ahead: Investment in Better Chemistry, Not Just Production

    After investing in additional HPLC and IR systems for routine batch monitoring, process stabilities have only improved. Our plant undergoes regular audits, and quality teams compare real shipment data with customer feedback to close every gap. We spend our capital where it pays back: more precise lot segregation, additional operator training, and always-on documentation. This cycle pushes better output, reduced process waste, and more dependable shipments.

    We know the needs of chemical users shift with economic and regulatory changes, and we keep our operations flexible. The lessons we have gathered from decades in small and large-scale nitrophenolate production have built a responsive, transparent manufacturing culture—one directly reflected in the quality, consistency, and reliability of every batch. For chemists and plant managers measuring output, every minor decision made on our shop floor can mean the difference between a successful run and unwanted downtime.

    Why 5-Methyl-2-Nitrophenolate Survives Industry Change

    Our compound’s value comes from both its chemical properties and the trust built through years of open feedback, proactive batch process improvement, and willingness to recalibrate as manufacturing, logistics, and environmental priorities change. The difference is easily visible to anyone running a bulk pigment grind or stepping onto the production floor. Direct communication with customers, transparent process logs, and hands-on staff upgrades ensure 5-Methyl-2-Nitrophenolate remains not just a commodity, but a reliably superior option for anyone who values solid chemistry backed by genuine operational experience.

    We stand by our work and aim to keep earning our users’ trust—batch after batch, shipment after shipment.