Anhui Liwei Chemical Co., Limited
Products

2-Amino-4,6-Dinitrophenol Sodium


    • Product Name 2-Amino-4,6-Dinitrophenol Sodium
    • Alias Sodium picramate
    • Einecs 234-711-1
    • 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

    382905

    Chemical Name 2-Amino-4,6-Dinitrophenol Sodium
    Molecular Formula C6H4N3NaO5
    Molar Mass 221.10 g/mol
    Appearance Yellow to orange crystalline powder
    Solubility In Water Soluble
    Melting Point Decomposes before melting
    Cas Number 4198-90-7
    Storage Conditions Store in a cool, dry, well-ventilated area away from incompatible substances
    Ph Slightly basic in aqueous solution
    Synonyms Sodium 2-amino-4,6-dinitrophenolate
    Stability Stable under recommended storage conditions
    Odor Odorless
    Uses Intermediate for dyes, pigments, and chemicals
    Hazard Classification May cause irritation to skin, eyes, and respiratory tract

    As an accredited 2-Amino-4,6-Dinitrophenol Sodium factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Sealed amber glass bottle, 100 grams. Clearly labeled “2-Amino-4,6-Dinitrophenol Sodium,” hazard symbols, batch number, and handling instructions.
    Shipping 2-Amino-4,6-Dinitrophenol Sodium should be shipped in tightly sealed, chemical-resistant containers. It must be kept away from incompatible substances, heat, and moisture. Ground shipping is recommended, adhering to all relevant hazardous material regulations. Proper labeling and safety documentation should accompany the package to ensure safe handling and compliance during transit.
    Storage 2-Amino-4,6-dinitrophenol sodium should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area, away from incompatible substances such as strong acids and oxidizers. Protect it from moisture, heat, and direct sunlight. Ensure the storage area is secure, labeled properly, and only accessible to trained personnel. Follow all relevant local and governmental regulations for hazardous chemical storage.
    Free Quote

    Competitive 2-Amino-4,6-Dinitrophenol Sodium 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

    Understanding 2-Amino-4,6-Dinitrophenol Sodium: Real-World Experience from the Manufacturer’s Floor

    The Substance at a Glance

    Working directly in chemical manufacturing opens your eyes to the genuine behavior and quirks of every compound. 2-Amino-4,6-Dinitrophenol Sodium, often called sodium salt of 2-amino-4,6-dinitrophenol in production lines, gives no room for vague assumptions. In our facility, teams handle raw materials, temperature controls, and batch records every day, watching firsthand how stability, purity, and reactivity differ from textbook expectations.

    Model and Specifications Matter in Day-to-Day Operations

    Each batch of 2-Amino-4,6-Dinitrophenol Sodium running through the reactors often calls for strict control on moisture and particle size. We press for material that consistently appears as a yellowish-brown solid, the specific shade a signal to experienced eyes about both correct processing and purity. Over multiple production runs, residual solvents and impurities leave subtle clues—pale color indicating insufficient washing, hints of orange when nitration veers off. Technicians in our blending rooms have learned which particle sizes flow well in feeders and which caking problems slow down end users. On site, the real test of specification compliance isn’t just lab data; it’s the day the batch leaves our plant, still free-flowing, not compacted into an unusable lump.

    Manufacturing 2-Amino-4,6-Dinitrophenol Sodium involves numerous careful steps, from controlled nitration and amination all the way to precise neutralization. Temperature ramps require attention minute by minute. Ventilation keeps nitrogen oxides at bay. Process water has to stay clean, and our filtration gear receives more maintenance than just about any other tool in the shop. Every metric—color, melting point, sodium content, water percentage, trace metals—gets checked not just to tick a box but because previous errors taught hard lessons. When products fall out of spec, issues show up two weeks later in a customer’s process, affecting dyeing quality, reactivity, and even environmental compliance, not only the size of the granules.

    Purpose-Built for Function: Real Uses in Industry

    End users come to us because off-brand dinitrophenol sodium creates headaches—reactivity too high, stability compromised, or inconsistent results in the next batch. We’ve supplied this compound mainly for use as a chemical intermediate, especially where reliability in further reactions with aromatic amines or phenolic compounds matters. Some customers work in dyes, pigments, and specialty chemical synthesis. Others use this sodium salt for reagent or standardization needs. In our experience, even similar-sounding compounds with slightly different side chains or oxidation states will behave unpredictably, so no two sources deliver quite the same performance.

    The primary draw for our clients using 2-Amino-4,6-Dinitrophenol Sodium has never been a list of specs on a page, but how well the chemical fits their process. In pigment applications, batch-to-batch consistency affects color tone. Those in pharmaceutical synthesis care about trace impurities, since downstream reactions magnify every flaw. Years ago, customers came to us describing problems: uncontrolled foaming during coupling steps because of high sodium carbonate content, or unreliable solubility in water leading to precipitation in tanks. Only after months working hand in hand with these clients did we adapt dehydration and milling methods so their outcomes matched expectations every single time.

    Comparison with Related Products and Alternatives

    There’s no shortage of confusion in the market surrounding dinitrophenols and their sodium salts. We’ve seen buyers mix up 2-Amino-4,6-dinitrophenol sodium with its potassium cousin, or with unsubstituted dinitrophenol sodium. On the floor, those differences aren’t academic. Potassium salts dissolve faster in certain industrial solvents, but their cost-effectiveness and performance in pigment synthesis often lag behind the sodium salt. The unsubstituted compounds may offer more aggressive reactivity but less selectivity—key in industries where yield, environmental reporting, and waste processing are tightly scrutinized.

    In real-world use, the amine-substituted dinitrophenol sodium we make brings a strong balance: it reacts cleanly in coupling reactions without uncontrolled side products. We learned the hard way that not every sodium substitute will create a clean separation in the final purification. Our sodium salt form shows higher storage stability under warehouse conditions than potassium salts, which sometimes absorb humidity rapidly. Some buyers prefer calcium or ammonium alternatives, seeking different dissolution characteristics or regulatory treatment, but many switch back after facing inconsistent dye formation or downstream processing snags. Decades of seeing these headaches in the industry cemented our focus on this sodium variant—it’s reproducible, stable, and doesn’t require handling modifications once protocols are set in the customer’s production line.

    Complexities Behind Seemingly Simple Specifications

    Manufacturing theory treats compounds as pixels in a catalog—change a small feature, expect a proportionate shift in properties. In the plant, even the tiniest deviation matters. We run sodium content titrations daily, not because the numbers shift wildly but because runoff ions from earlier process stages can throw downstream chemistry off course. During rainy stretches, humidity plays havoc with drying curves, forcing our teams to navigate between overdrying (which increases dust) and underdrying (which clings to packaging and forms clumps). Through careful temperature and air controls, we’ve discovered practical ranges for loss on drying that keep processing smooth for our users. Geographical climate is no footnote; it teaches you to engineer the process to the ambient air, not just to a specification paste on a clipboard.

    It’s easy to dismiss subtle differences as minor noise, but clients notice how caked batches kill productivity or how residue in lines makes turnaround longer after each run. When users see half-filled drums because of product settling, we hear about it. To improve outcomes, we experimented with anti-caking agents but found that too much sodium sulfate or inert mineral leads to downstream processing issues and diluted active compound. We ultimately opted for real-time milling with fine mesh screens, which creates uniform granules without adding outside agents that complicate client compliance paperwork. Product flowability, easy dispersion in reactors, and lack of dust clouds come not from marketing, but constant iteration and real engagement with actual customers.

    Lessons from Incidents: Purity and Process Feedback Loops

    Over years in production, we’ve had our share of wake-up calls about contamination and purity. Sulfate and chloride buildup in wastewater, batch failures due to iron catalysis—these aren’t just numbers from lab reports; they lead to downtime, regulatory audits, and, most importantly, lost trust. When a solvent supply once delivered with 1% higher residual acetone content, our filtration system flagged it before the effect hit final product, but only experience made our crew spot that off-smell before the machine noticed. That led us to reinforce incoming quality checks, not just for compliance but to avoid setbacks that cost thousands per hour in wasted time and materials.

    Testing purity of 2-Amino-4,6-Dinitrophenol Sodium isn’t a one-time effort. We perform regular HPLC checks for aromatic amines and nitrophenol byproducts, targeting trace levels that might escape routine detection. Each lot gets a comprehensive impurity fingerprint, as prior years taught us how downstream chemistry can amplify even marginal contamination. Faster reactions due to overlooked traces can ruin pigment batches or cause dyes to lose vibrancy in textile use. Our laboratory team, led by individuals with decades of combined hands-on synthesis experience, adjusts protocols to catch outliers before they leave the plant, minimizing surprises for the end user.

    Environmental and Safety Reality: More Than Compliance

    Every batch processed in our facility comes with environmental responsibilities. We’ve learned firsthand that sodium salt dust and nitrophenol traces aren’t welcome in groundwater or at public outfalls. Over the years, we installed closed-loop filtration and scrubber upgrades, not as add-ons, but because our older set-ups once generated odors neighbors complained about. Regular regulator visits and stack monitoring forced us to improve, and, as a result, the process is leaner, material throughput is higher, and accidents dropped off drastically. In production, steps like dedicated PPE lockers and new containment practices don’t come from safety memos alone, but because old habits, unrestrained, once led to real accidents and waste incidents that nobody on the team wants repeated.

    The sodium form’s waste handling also influenced our process redesign. Waste reduction programs shifted our thinking: how do we reduce sodium loads in effluents and avoid slug discharges that shock the treatment plant? New residue collection methods, better pH controls in neutralization tanks, and more rigorous dust management cut reported incidents. Our sales and tech support staff make regular visits to customer sites, sharing solutions we develop in-house—for example, drum re-sealing and recovery of spilled product—so user facilities can avoid the mistakes we learned from earlier years.

    Trust and User Partnerships: Solving Problems, Not Just Sending Shipments

    Direct relationships with end-users built our reputation. New customers often bring stories about lost production hours due to clumps, odors, or inconsistent yields from competing material. With process engineers, technologists, and R&D staff, we work out custom solutions, adjusting particle size, water load, or storage conditions to match exact process needs. In some cases, we run small-scale test batches in the customer’s reactors, testing for batch behavior before full deployment. These collaborations led us to alter drying profiles, modify screening mesh, and pack drums in new linings to avoid cross-contamination. It isn’t just a business transaction—it’s a cycle of feedback, improvement, and trust that gives both sides confidence.

    Customers in the fine chemicals sector want repeatable results. They notice if our sodium salt delivers faster reaction rates, improved color development, or fewer side reactions. One specialty dye maker shared data showing that our product shaved minutes off coupling times and decreased product rework due to better reproducibility. Those wins didn’t come from tweaking data sheets—they grew out of years working side-by-side on line trials, troubleshooting everything from unexpected foaming to persistent residue on glassware. Over time, collective experience shapes our product—and how we present it to new users.

    Continuous Improvement: The Manufacturer’s Journey

    Our process never stands still. Manufacturing a specialty chemical, especially one serving as a key intermediate in advanced synthesis, means you can’t drift into autopilot. Every plant shutdown brings a review; every customer return sparks analysis. Factory workers, quality chemists, and delivery drivers see different angles of the product lifecycle. We changed mixing vessels after finding out how sharp corners led to residual deposits; we retooled filling stations after dust generation annoyed bulk buyers, leading to rejected drums. Suggestions from the people closest to the process often carry more weight than consultants or online articles ever provide.

    Improvements aren’t always big-ticket items. Sometimes, it’s replacing sealing gaskets, polishing blenders more frequently, or swapping out filter media after a rush order leaves a residue. Every week, process teams share field notes about changes in supply, temperature swings, or feedback from users’ complaints. These notes build into a living history of the product, allowing us to react quickly and head off bigger issues before they reach scale. Our decades making 2-Amino-4,6-Dinitrophenol Sodium didn’t begin with perfect runs—they were forged through fire drills, last-minute fixes, and close customer calls that taught real-world priorities.

    Why Experience Still Trumps Labels

    2-Amino-4,6-Dinitrophenol Sodium, despite its specialized-sounding name, falls victim to supply chain assumptions. Labels make it appear interchangeable with any other yellow sodium salt. Years in the business make it clear: those surface similarities vanish as soon as a batch hits the customer’s equipment. Consistency, purity, predictable behavior under variable industrial conditions—none comes from catalog specs alone. They grow from repeated learning, adjusting, and responding to actual user demands. Our own teams, watching mill output, receiving complaint calls, and handling real-world process disruptions, grow sharp-eyed about what true product value means.

    Down the production chain, a dye or pharmaceutical won’t tolerate fluctuation or surprise results. We design every aspect—from neutralization endpoints to final packaging—because we’ve witnessed the fallout from skipping corners. Each customer’s operation implicates dozens of moving parts: reactor fouling, filtration cycles, compliance audits, shipping delays. Our job as a direct manufacturer is to keep those assurances firm, to empower users to run smoother, safer, and with less waste. That commitment only grows sharper each year as the market demands more traceability and reliability.

    Moving Forward: Commitment to Honest Improvement

    We see every lot of 2-Amino-4,6-Dinitrophenol Sodium as an opportunity and a test. Challenges from buyers, inspectors, and our own workforce never go away. The push for cleaner, greener, and more productive manufacturing drives ongoing upgrades across the entire line—from process water reuse, to renewable power, to minimal-waste drum design. We share technical data with clients not as marketing, but as part of an open communication loop where joint success matters more than a quick sale. Our open-door policy means client process heads often walk our plant, ask questions, and watch real production cycles before ever signing a purchase order.

    True quality, in our experience, emerges not from what we promise on a page, but from countless course corrections and the willingness to learn quickly from every setback. We know, as manufacturers, what sets 2-Amino-4,6-Dinitrophenol Sodium apart, and it’s not just the formula—it’s the practical know-how, invested process improvements, and earned trust behind each drum and bag. We aim to build more than a transaction: we aim to engineer reliability, batch after batch, so downstream innovation never pauses because of supply issues or product surprises. Together with every customer, we move forward by sharing knowledge, solving problems, and setting new benchmarks in specialty chemical manufacturing.