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HS Code |
492133 |
| Chemicalname | 4-Nitrophenyl Anthranilate |
| Casnumber | 5408-41-5 |
| Molecularformula | C13H8N2O4 |
| Molecularweight | 256.21 g/mol |
| Appearance | Yellow crystalline powder |
| Meltingpoint | 187-190 °C |
| Solubility | Slightly soluble in water; soluble in organic solvents like ethanol and DMSO |
| Purity | Typically ≥98% |
| Storageconditions | Store at room temperature, away from light and moisture |
| Synonyms | 2-(4-Nitrophenyl) benzoate |
As an accredited 4-Nitrophenyl Anthranilate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for 4-Nitrophenyl Anthranilate contains 25 grams, sealed in a labeled amber glass bottle with safety and hazard warnings. |
| Shipping | 4-Nitrophenyl Anthranilate ships in tightly sealed containers, protected from moisture and light. It is classified as a hazardous chemical, requiring labeling and documentation compliant with international transport regulations. Handle with care, and store at room temperature. Ensure shipping with appropriate cushioning and secondary containment to prevent leaks or spills during transit. |
| Storage | **4-Nitrophenyl Anthranilate** should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong acids, bases, and oxidizing agents. Protect from light and moisture. Store at room temperature and avoid excessive heat. Ensure proper labeling and keep away from sources of ignition. Follow all relevant chemical safety guidelines. |
Applications of 4-Nitrophenyl Anthranilate in Industrial ManufacturingAs a specialized manufacturer, we supply 4-Nitrophenyl Anthranilate for advanced industrial applications. Below, we outline principal downstream uses, highlighting real industrial scenarios, production details, process integration points, and output products. 1. Active Intermediary for Pharmaceutical Synthesis4-Nitrophenyl Anthranilate plays a crucial role as a key intermediate in the synthesis of several active pharmaceutical ingredients, especially in the preparation of selective enzyme inhibitors and other specialty drugs. In commercial-scale operations, process chemists leverage its reactivity for coupling and derivatization steps under controlled conditions. The compound helps enable efficient functional group introduction during multistep synthesis, supporting both pilot and factory-scale production of APIs where rigid GMP and validation systems apply. Expert control of reaction conditions and in-process QC ensures product quality meets global export requirements. Industry compliance standards
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2. Building Block for Azo Pigment ManufacturingManufacturers of specialty pigments utilize this compound for synthesizing high-purity azo and arylamine-based colorants. The chemical structure of the material supports efficient diazotization and subsequent coupling during pigment condensation stages. Process technicians carefully control reaction temperatures, stoichiometry, and pH to optimize pigment yield and color strength, meeting international pigment performance benchmarks for various plastics, inks, and coatings applications. Batch records and traceability are maintained to satisfy audit and buyer specifications within the engineered colorant segment. Industry compliance standards
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3. Fluorometric Assay Substrate in Biochemical ReagentsThe compound serves as a sensitive chromogenic or fluorogenic substrate in enzymatic assay kits for bioscience research and clinical diagnostics. Laboratory-scale and industrial kit formulators select it for its stable chromophore, enabling quantitative detection of esterase and amidase activities through distinct color change or fluorescence emission. Production batches undergo strict stability, trace metal, and identity testing. All packaging, labeling, and shelf-life studies conform to diagnostic reagent regulatory systems for global laboratory distribution. Industry compliance standards
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4. Electronic Materials for Photolithography and ImagingIn electronic manufacturing, downstream formulators incorporate the compound into specialty photoresist blends and imaging agents, where its unique photoreactive properties enable precise resolution and patterning for PCB and microfabrication. Users carefully adjust formulation pH, protectant ratios, and developer solvents to achieve consistent UV response and shrinkage resistance. All process control adheres to electronics-grade purity and traceability to safeguard end-device reliability in high-value sectors, including semiconductors and printed circuit boards. Industry compliance standards
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Inside our facilities, every batch of 4-Nitrophenyl Anthranilate gets our full attention. The synthesis pathway—starting from pure anthranilic acid and carefully monitored nitration—remains crucial for high reliability. We don’t accept vague quality; each lot faces physical and instrumental analysis, and staff keep a close eye on color, melting point, moisture, and solubility. From filtration parameters to crystal drying times, experience shows even slight deviations affect consistency. We have learned, through years on the production floor, that “industry grade” means little if you can’t show stability and repeatability. We routinely document results side by side with historic data, so our chemists can trace any anomaly or drift. Many laboratories have enough to worry about without the added stress of wondering if an intermediate they ordered last quarter matches the new container. We stake our name on that trust.
Customers rely on the predictability of our 4-Nitrophenyl Anthranilate, especially during multi-step syntheses or analytical processes. The compound offers a distinct advantage in both organic synthesis and analytical detection. In diazotization reactions, precise molarity and low byproduct content translate into clean, high-yield coupling. For fluorescence-based assays and colorimetric detection, users count on absorption at the expected wavelengths; off-spec product only generates noise. Academic groups chasing novel heterocycles and pharma innovators scaling peptide conjugates know firsthand how small impurities or polymorphic inconsistency can bring a whole campaign to a halt. We receive direct feedback when a product line saves days of troubleshooting, or when a failed purification links back to reagent variation. Technicians here draw on those pain points, designing process safeguards at every step to cut down the probability of surprises downstream.
Years of manufacturing have shaped our specifications for 4-Nitrophenyl Anthranilate. Unambiguous melting range supports easy identification and reveals residual solvent issues the moment a shift appears. Scalable crystallization controls guarantee low-level trace contaminants, and each lot certificate lists every key impurity detected above reporting thresholds. Strict minimum assay levels, HPLC purity verification, and a firm approach to color grading make it harder for off-target fractions to escape review. A fine, free-flowing powder with the expected pale yellow hue means no surprises during transfer or weighing. We’ve learned to avoid fancy language about “standardized appearances”—users want fast, reliable handling, no unexpected clumping, and consistency with every purchase.
Several nitrophenyl derivatives circulate in the synthesis market. Each serves a niche, yet 4-Nitrophenyl Anthranilate commands respect for its unique reactivity profile, physical handling, and detection characteristics. Many users consider switching to para-nitrophenol intermediates or dual-substituted analogs, but those compounds carry added complexity and sometimes increased hazard. In some cases, regulatory issues surround other nitro-aromatic compounds, requiring more complex documentation and staff training. Our customers often request comparisons between 4-Nitrophenyl Anthranilate and similar ortho- or meta-substituted products, looking for better selectivity or lower background interference. Through case studies and batch history, we’ve seen that our product holds up better during long storage, with less tendency to darken or cake. Shelf stability brings real-world savings: fewer reorders, less inventory waste, fewer incidents during method qualification. We fielded dozens of requests for “drop-in” substitutes only to see users return, reporting that traditional alternatives didn’t dissolve cleanly, or broke down under certain light or heat regimes. We don’t believe all chemicals are interchangeable—particular use cases benefit from a focused, empirically grounded approach.
Synthetic chemists, analytical scientists, and pilot plant engineers approach 4-Nitrophenyl Anthranilate from different angles. Some value its role in solid-phase synthesis, where resin compatibility and reaction time can make or break a workflow. Others see it as essential in UV-detectable moieties, allowing for straightforward monitoring of reaction progress or identification of product peaks. We often get requests from QC departments evaluating new analytical methods, who require every incoming bottle to match previous shipments, right down to the minor spectral peaks. We’ve found, through dialogue with bench chemists, that simpler handling goes a long way. Our tight particle size control helps control dust formation, which laboratory staff interpret not only as a safety improvement but also as a marker of diligent processing. It’s easy to overlook these small details in product literature, but over time, these differences shape entire project outcomes.
A reliable pathway from research bench to manufacturing suite underpins our approach to 4-Nitrophenyl Anthranilate. Early-stage discovery groups pick up gram quantities for trial reactions and method development. As a project grows, needs change—larger process lots demand uniformity in every drum or liner, and shipping logistics enter the picture. Our experience managing both small and high-volume orders guided investments in multiple lot sizes and handling equipment. On more than one occasion, tight collaboration with procurement and project engineers has revealed gaps—labeling not robust under warehouse conditions, packaging unsuited to moisture-sensitive routes, or lead times mismatched to urgent synthesis campaigns. We treat these as practical problems to solve, not mere inconveniences. On the rare occasion our product failed to meet a customer’s scale-up request, we re-evaluated storage, transport, and in-process controls to ensure future reliability. Experience suggests that bulk buyers and academic groups alike appreciate direct, frank communication about lot differences, and we don’t hide from those details. That transparency pays dividends, especially for users who can’t afford wasted time re-validating every fresh container.
Trace elemental analysis and impurity profiling matter more than glossy advertisements or high-level descriptions. Modern applications, especially in regulated sectors, require a full map of possible contaminants—nitrites, chlorides, metals, polymer residues. We use both in-house and third-party testing, subjecting lots to regular re-analysis, even after storage. Process engineers shared cases where trace metals—originating from inattentive equipment cleaning—compromised entire downstream sequences. After multiple rounds improving reactor cleaning cycles and cross-checking every incoming raw material batch, we cut contamination rates. We share full spectral files, not just summative data, so users see the actual analytical signature as verified in our plant. Repeat customers trust their own analysis and expect to see reproducible signals, not marketing claims. The true cost of an impurity isn’t just in off-color solutions, but in the hours lost tracking root causes through a long synthetic route.
We don’t craft guidelines from boardrooms; feedback comes from conversations with lab managers, late-night email exchanges from researchers troubleshooting failed coupling, and blunt feedback during site audits. Our plant tours often reveal detail-oriented customers peering at every label, inspecting drum closures, checking dataloggers in storage rooms. Documentation follows the product at every stage, and we respond to requests for batch records, manufacturing flow diagrams, and retention sample review. Each time a user asks why a batch smells different or runs off spec in their own hands, we treat it as an opportunity to improve. That drive keeps standards alive—not lofty acronyms or buzzwords. We take pains to harmonize bottles, drum seals, and secondary containment with customer needs, not just regulatory codes. Over time, this builds a relationship where users report both victories and failures, and our own staff stand ready to make corrections as needed.
Risk reduction starts with honest assessment. In chemical manufacturing, hazard awareness isn’t a paper exercise. Functional nitro compounds like 4-Nitrophenyl Anthranilate come with their own handling requirements—thermal stability, ventilation needs, and clear labeling. We learned many lessons from early years, where mislabeling or shipping errors led to confused inventories or lost production time. We now mandate triple-verification at packing lines and run regular staff training focused not just on compliance, but also on practical hazard recognition. Real safety means less downtime, and we don’t gamble with shortcuts. Supply interruptions—a frequent concern for users—stem as much from unplanned downtime as from market swings. Years operating reactors, packaging lines, and warehouses have taught us redundancy pays off. Spares inventories, audited raw material vendors, and emergency action plans all contribute. Bad actors in the supply chain can circulate low-purity, visually identical material; we avoid brokering through chains of wholesalers, eliminating layers that separate manufacturer from end-user. Our regular audits and controlled outbound shipments mean fewer surprises at the loading dock.
Global production and use of specialty chemicals draw constant scrutiny. Regulatory changes shift the goalposts for permitted trace contaminants, reporting, and packaging. We watch both regional and international frameworks, aligning with shifts in documentation needs and import/export paperwork. On a practical level, our teams face daily puzzles—labels in local languages, batch release forms required for international customers, questions about restricted compounds and waste streams. Fielding these queries in real time gives us an edge: we spot trends early, act quickly to adjust labeling, shipping, or reporting as needed, and keep end-users in the loop. Our frontline staff field countless questions from customs agents and safety inspectors, providing data files and process descriptions that prove compliance. These aren’t abstract compliance exercises; customers rely on us to prevent holdups that disrupt entire production timelines. Over the years, sharing documentation transparently has led to fewer delays and smoother international exchanges.
Product lines evolve as real users present new challenges and successes. One year, academic partners report trouble with batch-to-batch melting point spread; the plant team responds by re-examining crystallization kinetics. Another year, pharma customers request ultra-low metal content for a sensitive synthesis; we respond with more stringent raw material QC and additional filtration steps. These shifts do not come from top-down mandates or marketing pitches. They follow from lived experience, direct customer feedback, and failures followed by course correction. We keep detailed process change logs, recording everything from process control tweaks to packaging upgrades. This cycle of listening, adjusting, and validating has reduced waste, trimming costs, and, most importantly, minimized disruption for our users. Our technical support team channels learning directly back into new lots—no improvement gets published before hands-on testing verifies repeatability. All changes are recorded and communicated to users who have previously reported concerns; we see open, two-way feedback loops as essential for responsible manufacturing of nuanced products like 4-Nitrophenyl Anthranilate.
Waste reduction and environmentally sound handling aren’t trends—they’re daily requirements. Nitration and diazotization steps generate potentially hazardous waste streams, and we never treat these as side issues. Our facility engineers monitor every discharge line and treatment system around the clock, and every batch of 4-Nitrophenyl Anthranilate leaves the plant only after rigorous environmental auditing. Incident reports, whether a minor spillage or waste threshold variance, are shared internally and, by agreement, with concerned customers. Social expectations impact every stage: we prioritize staff safety, invest in community dialogue, and ensure that our purchasing policies support traceable, ethical sourcing of raw materials. In the complex, global context of specialty intermediate production, we partner closely with suppliers and logistical partners. This means no tolerance for conflict minerals, hidden labor, or regulatory evasion. Our credibility grows with every resolved issue and every honest report, not with elaborate promises no plant can keep.
Many who use our 4-Nitrophenyl Anthranilate run long-term projects—multi-year syntheses, analytical method validations, or commercial production runs. Shortcuts in quality or slack process controls may yield marginal cost savings, but they compromise stability and the trust that binds supplier to end user. The institutional knowledge at our plant, drawn from years managing real customer crises and process upsets, underlies every bottle shipped. Extension of shelf life, resistance to photodegradation, and careful batch tracking don’t arise from luck—they are the fruits of thoughtful investment in plant equipment, staff, and close customer relationships. The science behind the compound is robust, but it’s the day-to-day production decisions—sourcing, reaction timing, packaging checks, and real-time process monitoring—that determine if the product arrives as promised, again and again. As the chemical landscape changes and new applications emerge, our commitment persists: practical, evidence-based improvements, grounded in what users have told us matters most.
We encourage users and buyers to contact our technical staff directly, not through layers of intermediaries. This matters when questions arise about compatibility, unusual spectral features, or storage challenges in local environments. Many of our best process upgrades started with a conversation—an inquiry about a stubborn precipitate, a shipping delay during a snowstorm, a mismatch between documentation formats. Our plant managers and chemists routinely review customer comments, viewing product feedback as an essential input. No standardized form replaces on-the-ground experience; we don’t dismiss concerns, even if they sound unconventional or minor. Over many years, this practical approach has allowed incremental—but lasting—improvement in our supply reliability, and it’s helped us build relationships measured in decades, not just transactions.
4-Nitrophenyl Anthranilate may start as a specialty intermediate, but over time, it takes on larger importance for teams relying on consistent input, reproducible results, and dependable support. Its value comes from the accumulated learning of years of manufacturing, daily laboratory experience, and an unwavering focus on process and user needs. As we look ahead, these commitments remain at the center of every decision—from fine-tuning a crystallization endpoint to managing a multi-ton shipment across borders. Every bottle, carton, or drum reflects hours of thinking, countless conversations, and the collective effort of teams united by a simple principle: users deserve our very best, every time.