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HS Code |
432109 |
| Cas Number | 121-25-1 |
| Molecular Formula | C7H6N2O4 |
| Molecular Weight | 182.14 g/mol |
| Iupac Name | 2-amino-5-nitrobenzoic acid |
| Appearance | Yellow to brown solid |
| Melting Point | 219-222 °C |
| Solubility In Water | Slightly soluble |
| Boiling Point | Decomposes before boiling |
| Density | 1.6 g/cm³ (approximate) |
| Pubchem Cid | 10110 |
| Smiles | C1=CC(=C(C=C1N)[N+](=O)[O-])C(=O)O |
| Inchi | InChI=1S/C7H6N2O4/c8-5-2-1-4(7(10)11)3-6(5)9(12)13/h1-3H,8H2,(H,10,11) |
As an accredited 2-Amino-5-Nitrobenzoic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 100g bottle of 2-Amino-5-Nitrobenzoic Acid is packed in a sealed, amber glass container with clear safety labeling. |
| Shipping | **Shipping Description for 2-Amino-5-Nitrobenzoic Acid:** This chemical should be shipped in tightly sealed, clearly labeled containers, protected from moisture and incompatible substances. Transport in accordance with applicable local, national, and international regulations for hazardous materials. Handle with care to avoid contamination or spillage. Use secondary containment and appropriate hazard labeling during transit. |
| Storage | 2-Amino-5-nitrobenzoic acid should be stored in a tightly sealed container, away from moisture, heat, and direct sunlight. Keep it in a cool, dry, and well-ventilated area, separate from incompatible substances such as strong oxidizers and bases. Properly label the container and handle with care, using appropriate personal protective equipment to prevent skin and eye contact. |
Applications of 2-Amino-5-Nitrobenzoic Acid in Industrial Manufacturing2-Amino-5-Nitrobenzoic Acid serves as a specialized intermediate in multiple high-value industrial fields. As a direct manufacturer, we see our clients in pharmaceuticals, dyes, imaging, and advanced material segments apply this material under well-defined technical standards and process requirements. Below, we detail core downstream integration scenarios reflecting real manufacturing applications. 1. Pharmaceutical Intermediate for Active Pharmaceutical Ingredients (APIs)Pharmaceutical producers rely on this compound as a building block for syntheses of antimicrobials and anti-inflammatory agents, particularly in the benzoic acid derivative class. In these settings, precise analytical controls regulate its introduction at early or mid-stage reaction steps for producing high-purity intermediates that feed into regulated drug synthesis lines. Downstream API plants manage tight control of solvent systems and reaction temperatures when incorporating this material, which ultimately undergoes additional conversions and purifications to meet finished API specifications. Its integration supports synthesis routes aiming for consistent impurity profiles and reaction yields that align with global regulatory filings. Industry compliance standards
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2. Synthesis of Specialty Dyes and PigmentsProducers of technical dyes utilize this acid as a strategic nitro and amino group supplier for coupling, diazotization, and sulfonation reactions that define color performance for textile and plastic applications. Its controlled reactivity ensures consistent chromophore generation and facilitates downstream modifications, delivering reproducible color characteristics required by OEM textile, paper, and polymer processors. Direct input into azo dye synthesis, for example, mandates high purity on trace metal and insoluble content levels to avoid end-use defects. End users incorporate pigments with engineered thermal, chemical, and photostability, often backed by bespoke QC alignments with the raw acid supplier. Industry compliance standards
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3. Raw Material for Imaging and Photoresist ChemicalsManufacturers of imaging chemicals integrate this acid as a precursor for synthesizing light-sensitive agents, particularly in the production of photoresist formulations used in semiconductor and PCB manufacture. The ortho-substitution pattern provides unique electron density characteristics vital to controlled polymerization and cross-linking reactions during UV-induced patterning. User facilities rigorously purify and derivatize the raw material before blending into custom photoactive resin mixes, ensuring compatibility with thin film process requirements and ultra-trace metal limits. This step is tightly measured, given the criticality of defect-free imaging chemistries for high-yield device fabrication. Industry compliance standards
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4. Intermediate for Agricultural Chemical SynthesisAgrochemical formulators use 2-Amino-5-Nitrobenzoic Acid in the synthesis of select benzoic acid herbicide intermediates. It provides a reactive scaffold for stepwise functionalization, including halogenation or carbamoylation, supporting proprietary synthetic routes for active ingredients. Technical grade batches meet strict impurity and moisture content limits to support stable storage and predictable field effectiveness. Downstream process engineers often adapt solvent and temperature conditions depending on the required transformation at each plant. Industry compliance standards
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2-Amino-5-nitrobenzoic acid occupies a sturdy position in our product portfolio. As a chemical manufacturer handling large-scale and specialty synthesis, we realize the real-world complexities our partners face when sourcing critical intermediates. Every batch of 2-amino-5-nitrobenzoic acid we produce comes out of the hands-on experience gained by years on the production floor, overcoming the kinds of manufacturing snags that don’t appear in textbooks.
Looking closely at 2-amino-5-nitrobenzoic acid, what often matters most to the chemist or process engineer goes far beyond a simple CAS number. In our facility, each produced lot aligns with a strict crystalline profile. Purity on the HPLC chart regularly scans above 99%, a level we reach with careful temperature and pH controls through each stage of our proprietary synthesis. Moisture content and residual solvents receive as much scrutiny as the initial yield. By investing in consistent, dedicated equipment, we avoid unwanted cross-contamination, and keep heavy metals and other trace impurities to levels well below ICH Q3D recommendations – a reassurance for teams running sensitive downstream chemistry or APIs.
Color alone matters if you’re running further functionalization. Even a faintly off-white powder can indicate excess by-products or incomplete reactions. Our batches consistently show a pale yellow crystalline powder, confirmed by multiple UV-Vis scans, and we’re quick to adjust any step the moment in-process controls present variance. Packaging options support laboratory, kilo-lab, or industrial throughput without letting bulk packaging degrade the compound’s quality from warehouse to bench.
Unlike contract blenders or importers, we handle 2-amino-5-nitrobenzoic acid from reaction vessel to packing line. This full manufacturing control leads to a few less obvious but essential benefits for our long-term customers. We run each reaction in glass-lined reactors to control the nitro-group introduction – a step prone to runaway heat and hazardous side reactions if handled at the wrong scale or in under-equipped vessels. We’ve had to troubleshoot pressure buildups, incomplete nitration, and issues with acid hydrolysis during scale-up. Our technicians know what happens when even a single feed ratio is off by a tenth of a percent or when cooling rates drift at high throughput. This kind of hands-on experience means surprises are few by the time the product enters a customer’s hands.
A typical lot will feature a specification for melting point, IR, and NMR traces, not simply because paperwork requires them, but because we’ve found these metrics reveal subtle batch-to-batch variations. Even minute impurities matter for certain dye synthesis and pharmaceutical routes; missing those can back up an entire project. Our analytics team keeps open lines with customers’ QC teams, offering full transparency into analytical data as well as our internal validation protocols.
From day one, 2-amino-5-nitrobenzoic acid has not been a commodity for us—its best applications keep evolving. The compound’s structure—an aromatic ring with both an amino and a nitro group—makes it a reliable intermediate for specialty dyes, agricultural chemicals, and several pharmaceutical APIs, especially where regioselective substitutions give value. In dye synthesis, having consistent and pure starting material prevents color shade unpredictability and poor reproducibility on textile or leather substrates; this keeps industrial producers running at quoted specs for their end products.
Medicinal chemistry clients rely on the molecule as a scaffold, pushing reactivity of either the amino or nitro position in controlled steps. We’ve observed chemists in our network run reduction, acylation, or coupling reactions directly off our product, and they report process hazards or substrate failures are far less frequent than with spot-market alternatives or poorly made imports.
In the agrochemical field, where pesticide or herbicide performance must withstand regulatory scrutiny, consistent input reagents prevent seasonal or lot-based variability – this turns into a huge advantage for formulators running long campaigns. We’ve even helped customers troubleshoot batch failures by tracing the root cause to specific off-spec intermediates sourced elsewhere. Every kilogram produced in our plant now comes with the traceability data to reduce these headaches.
The fine points that set 2-amino-5-nitrobenzoic acid apart are familiar only after years blending, filtering, and purifying benzoic acid derivatives. True, there is a family resemblance among ortho, meta, and para isomers. But practical industrial performance can diverge sharply. For example, compared to 3-amino-5-nitrobenzoic acid, our product’s amine and nitro group positions lift reactivity for amide coupling and stepwise reductions—a detail our customers learned the hard way after trying to substitute one isomer for another.
Commonplace derivatives, such as simple para-nitrobenzoic acids or even unsubstituted benzoic acids, lack the dual-functionality our product delivers. This matters where synthetic efficiency must be maximized, as in multi-step syntheses. We have watched experienced chemists battle longer reaction times, extra by-products, or lower yields simply from choosing a seemingly similar, but functionally inferior, starting compound. With our own material, process engineers have shortened key steps or even removed the need for extra purification, giving both financial and time savings at scale.
We have never blended grades for price optimization, nor do we offer “mixed isomer” cuts, since this only creates uncertainty in downstream chemistry. Each drum, regardless of shipment size or final buyer, holds the same chemical integrity as our in-house reference standard.
Any manufacturer can claim to produce a compound, but building trust comes brick by brick. Over the years we’ve fielded countless technical service calls—some urgent, others speculative—from teams facing process snags or scale-up disasters. Many times, suppliers blame the customer, or point to handling habits, but from our side of the reactor we know that most problems trace back to starting material quality. This is why we changed tack very early in our process design, implementing not just ISO standard controls but tailored internal checks built by hands-on production managers.
During runs where a customer’s GCMS flagged minute polar impurities, we sat down with their chemists and made up standard additions, mapping out exactly where the anomaly began. Often, it’s a subtle adjustment to reaction time or even how filtration is staged that solves the problem. These root-cause reviews shaped our standard operating procedures and gave our R&D group the data to refine every significant parameter — temperature ramps, batch volume, mixing speed, and solvent swaps. These small interventions stack up to yield the kind of consistent performance customers remember.
We listen to feedback that comes from real work — challenges like scale-dependent solubility, caking on storage, or color drifting over time in large drums. In response, we optimized lot sizes, transitioned to new drum liners, and modified crystal drying schedules. One memorable episode involved a client facing product clumping after sea freight; once we understood their humidity swing from port to plant, we integrated a stepwise moisture barrier, cutting losses to zero for a year’s worth of shipments.
Anyone can issue a certificate of analysis, but that only tells part of the story. True peace of mind for our end users comes from a clear, unbroken chain of custody—one that holds up under audit or recall. Independent third-party labs audit our material regularly, but more important is our routine in-line QA, which turns every upstream deviation or anomaly into an accessible log. We store raw data, not just summaries, and keep communication lines open to both regulators and technical managers on the client side.
Shelf-life studies run in real-time and accelerated aging, giving data on degradation rates and impurity profiles — not just shelf-life claims. We offer these datasets to downstream partners so they can run predictive modeling for their own processes. Wherever feedback arises, we incorporate it into future production runs, closing the loop between manufacturing and application.
Conversations with formulation chemists and production managers reveal the everyday snags with specialty chemicals. Tracking down the source of a process upset often shows that subtle differences in the starting acid—particle size, color, reactivity—can choke a downstream reactor or clog filters unexpectedly. From a plant perspective, it’s more than a quality issue; it means lost hours, wasted solvent, or lost product. We don’t just tweak process conditions for the sake of specification sheets; each adjustment is made with full awareness of what goes wrong during scale-up.
Our technical team runs batch simulations alongside actual production, mapping each output to potential customer needs. Whether it’s providing extra analytical data on trace amines, or adjusting drying methods to avoid batch caking, the focus remains firmly grounded in practical usage. There’s a direct line between what we change in our facility and what customers experience in theirs.
Being hands-on means catching issues early. Once, facing particle size shift linked to a new filtration unit, we halted commercial shipment, investigated, and resumed only after confirming line stability. We know few users can afford to be surprised downstream, so we’d rather break our own delivery schedule than compromise on reliable product.
Making 2-amino-5-nitrobenzoic acid at scale comes with environmental weight. Years ago, waste acid neutralization and solvent emissions topped our improvement list. Since then, we’ve integrated multi-stage scrubbing and invested in closed-loop solvent systems. Process water gets recycled internally where feasible, and we track waste output against baseline benchmarks.
By collaborating with regional waste processors, every effluent leaving our premises meets both regulatory and customer requirements. Our commitment doesn’t stop at compliance; making sustainable improvements is an everyday target. Clients audited our plant, finding these investments cut response time for environmental incidents and improved our total output.
Over the last decade, market demand for high-quality 2-amino-5-nitrobenzoic acid has grown in step with new discoveries in agrochemicals and pharmaceuticals. Research groups hinge their development timelines on raw materials that perform predictably week in and week out. Missed deadlines or failed syntheses often trace their roots to poor input quality or inconsistent batch parameters. By eliminating guesswork at the intermediate stage, innovation down the line moves forward faster.
Production in our facility reflects a broader belief: reliability wins over price wars or vague multi-sourcing strategies. Our customers have backed this up, shifting from trial orders to annual contracts as their risk tolerance drops and technical stakes rise. Reliable intermediates save effort, time, and reputation; the win is clear on every project milestone achieved with less rework.
Industry challenges never disappear; they just shift with technology and regulation. From handling new REACH and EPA restrictions to balancing cost against quality, the pressures are real. Through collaboration with industry groups and direct information exchange with application chemists, our product line adapts faster than rigid competitors tied to legacy practices.
If granulometry or dissolution rate frustrates a downstream formulation, adjustments in crystallization get fast-tracked at our plant. Where a new regulation caps residual solvents, we optimize work-up and drying protocol instead of ducking the challenge or deferring to outside consultants. Staff on our floor see themselves as extended team members of each customer—a point proven by decades of repeat business and open-door troubleshooting.
Looking ahead, agility and communication will matter as much as process chemistry. High-spec 2-amino-5-nitrobenzoic acid is more than a catalog item; it’s a direct factor in making industry process safer, more reproducible, and, ultimately, more competitive for every manufacturer downstream. Through upstream diligence and customer-focused support, quality ripples through every stage of the supply chain. The partnerships built on years of mutual learning and technical rigor are what sustain reliable progress.