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2-Nitrobenzohydrazide

    • Product Name 2-Nitrobenzohydrazide
    • Alias 2-Nitrobenzhydrazide
    • Einecs 218-886-7
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    338271

    Cas Number 7803-56-9
    Molecular Formula C7H7N3O2
    Molecular Weight 165.15 g/mol
    Appearance Yellow crystalline powder
    Melting Point 215-218°C
    Solubility In Water Slightly soluble
    Purity Typically >98%
    Storage Temperature Store at 2-8°C
    Synonyms 2-Nitrobenzhydrazide; o-Nitrobenzohydrazide

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

    Packing & Storage
    Packing 2-Nitrobenzohydrazide, 25g: Supplied in a clear, amber glass bottle with a secure screw cap, labeled with hazard and safety information.
    Shipping 2-Nitrobenzohydrazide is shipped in tightly sealed containers, protected from moisture and light, and labeled according to hazardous material regulations. It should be transported with proper documentation and in compliance with safety protocols to prevent spills, exposure, or environmental release. Handling by trained personnel with appropriate personal protective equipment (PPE) is required.
    Storage 2-Nitrobenzohydrazide should be stored in a tightly closed container, in a cool, dry, well-ventilated area, away from incompatible substances such as oxidizers and acids. Protect from light and moisture. Store at room temperature and avoid sources of ignition. Proper chemical labeling and secure storage are recommended to prevent accidental exposure or contamination. Always follow institutional and safety guidelines.
    Application of 2-Nitrobenzohydrazide

    Applications of 2-Nitrobenzohydrazide in Industrial Manufacturing

    2-Nitrobenzohydrazide serves as a critical heterocyclic intermediate in several specialized industrial segments. Its unique chemical structure supports targeted synthesis routes and strict regulatory requirements across chemical, pharmaceutical, and advanced material manufacturing. Below, we outline main downstream application scenarios, referencing authentic industry standards, handling, and finished goods.

    1. Pharmaceutical Intermediates for Active Pharmaceutical Ingredient Synthesis

    Pharmaceutical companies employ 2-nitrobenzohydrazide in the synthesis of high-purity hydrazide-based APIs, notably for antitubercular and anti-inflammatory drugs. The material enters the route as a selective acylating agent or forms hydrazone linkers. These processes require strict GMP controls, analytical validation, and residue analytics due to direct API relevance. Its integration demands accurate weighing, intermediate purification, and controlled release during the coupling steps, supporting large-scale batch or continuous flow synthesis lines.

    Industry compliance standards

    • ICH Q7: Good Manufacturing Practice for APIs
    • US Pharmacopeia (USP) monographs (where applicable)
    • European Pharmacopoeia (Ph. Eur.) guidelines
    • FDA 21 CFR Part 211

    Typical usage ratio

    • 0.1 molar equivalents to 2.5 molar equivalents per targeted intermediate; adjusted based on desired yield and by-product limitation in specific synthesis.

    Downstream process integration

    • Introduced during the condensation stage after aromatic nitro activation; monitored for completeness via HPLC and TLC.

    Final product types

    • Hydrazide-based APIs (e.g., isoniazid analogues)
    • Benzohydrazide API intermediates
    • Advanced pharmaceutical building blocks
    • Drug candidate libraries for early-stage medicinal chemistry

    2. Agrochemical Active Ingredient Synthesis

    Pesticide and herbicide manufacturers utilize this raw material to prepare hydrazide intermediates essential in systemic fungicides and insecticides. Synthesis involves coupling with acyl chlorides or carbonyl-group-containing reactants, followed by downstream cyclization or azo-coupling. Reactor controls must maintain low temperature and inert atmosphere to prevent over-nitration or thermal decomposition, tracked via in-process HPLC analytics for consistent product formation and minimal by-product carryover.

    Industry compliance standards

    • FAO/WHO specification guidelines for technical active ingredients
    • REACH Regulation (EC) No 1907/2006 registration dossiers
    • ISO 9001:2015 quality management systems in agrochemical API manufacture

    Typical usage ratio

    • 0.3–0.9 molar equivalents per batch, depending on the stoichiometry in fungicide or insecticide synthesis steps.

    Downstream process integration

    • Fed into condensation or cyclization stages following nitration of the primary aromatic substrate.

    Final product types

    • Hydrazide-linked fungicide intermediates
    • Precursor compounds for systemic insecticides
    • Auxiliary agents enhancing pesticide efficacy
    • Registered technical actives for crop protection

    3. Specialty Dye and Pigment Synthesis

    In the pigment and dye industry, downstream processors employ 2-nitrobenzohydrazide as a coupling component for the formation of azo and hydrazone chromophores. The nitro group enables para-orientation in subsequent coupling, giving rise to durable, heat- and light-stable specialty dyes for textile and plastic coloration. Precise pH and temperature controls are necessary during the diazotization and coupling steps to ensure uniformity of color and pigment particle size, supporting high-performance dispersion and shade stability in the end product.

    Industry compliance standards

    • European Union REACH regulations for dyestuffs
    • ISO 105-A02 for textile color fastness testing
    • OEKO-TEX Standard 100 for restricted substance compliance

    Typical usage ratio

    • 5–12% by weight relative to overall pigment batch, with adjustments for shade intensity and chromophore load target.

    Downstream process integration

    • Added during azo-coupling; often pre-dissolved, introduced in buffered solution under agitation.

    Final product types

    • Reactive azo dyes for cellulose fibers
    • Hydrazone-based pigments for plastics and coatings
    • Specialty dispersions for advanced inkjet printing
    • High-stability textile coloration agents

    4. Synthesis of Heterocyclic Building Blocks for Advanced Materials

    Producers of advanced performance materials and specialty polymers incorporate this material in the construction of heterocyclic scaffolds, often employing it in multi-step ring-closure syntheses. It acts as a starting point for producing benzotriazole, triazole, and benzoxadiazole rings, which impart key physical properties such as UV resistance or conductivity in optical brighteners, OLED materials, and polymeric stabilizers. Careful solvent selection, staged addition, and crystallization cycles secure high-purity intermediates suitable for electronics and photonics industry requirements.

    Industry compliance standards

    • RoHS Directive 2011/65/EU for electronic material content
    • ISO 14001:2015 environmental management (for advanced materials plants)
    • SGS third-party impurity control audits (as specified by major electronics OEMs)

    Typical usage ratio

    • 0.2–1.2 molar equivalents per heterocycle-forming stage, based on targeted compound ring size.

    Downstream process integration

    • Enters synthetic step post-nucleophilic substitution; controlled temperature and staged addition ensure correct formation of heterocyclic core.

    Final product types

    • Benzotriazole-based UV absorbers
    • Triazole-functionalized polymer additives
    • Optical brighteners for plastics and textiles
    • OLED active layer precursors

    5. Analytical Reagent Manufacture

    Manufacturers of analytical reagent kits use 2-nitrobenzohydrazide as a derivatization agent in colorimetric and spectrophotometric assays, especially for trace-level detection of aldehydes and ketones in environmental and clinical analysis. The compound forms hydrazones with carbonyl analytes, producing high-intensity chromophores for quantification in automated analyzers. Production lines must guarantee high purity, trace-metal content, and particle fineness, supporting calibration standards for GLP and QA/QC laboratories.

    Industry compliance standards

    • ISO 17034: General requirements for the competence of reference material producers
    • GLP (Good Laboratory Practice) as per OECD guidelines
    • REACH Annex XVII chemical safety

    Typical usage ratio

    • 0.008–0.03 mmol per test, with solution prepared freshly prior to kit assembly; scaling depends on packaging size and test throughput.

    Downstream process integration

    • Employed in formulation of liquid or lyophilized reagent vials; filled under nitrogen for stability, then packaged under controlled humidity conditions.

    Final product types

    • Colorimetric reagent kits for aldehyde analysis
    • Trace-level hydrazone detection kits
    • Standard panels for environmental monitoring
    • Clinical diagnostic chemical reagents
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    Certification & Compliance
    More Introduction

    2-Nitrobenzohydrazide: Crafting Quality From the Ground Up

    Understanding What You’re Working With

    People who deal with hydrazide chemistry every day tend to see through vague promises and empty tech talk. We know what matters on the plant floor, in the formulation lab, and along the quality line. Our experience producing 2-nitrobenzohydrazide comes from years of careful process control and problem-solving. This compound, with its molecular formula C7H7N3O2, stands apart thanks to how we approach every batch, not just with compliance, but with pride in consistency and transparency.

    You won’t find us cutting corners or hedging details. Every shipment of 2-nitrobenzohydrazide, whether for pharmaceutical syntheses or specialty intermediates, has been built up from high-purity raw materials and monitored step by step. We rely on detailed in-process analytics rather than just end-product certificates. There’s little forgiveness in places like API production or azo dye synthesis when things drift off-spec, and we know that better than most.

    Specifications: Making Chemical Facts Useful

    Our standard model of 2-nitrobenzohydrazide is stocked at 99% purity by HPLC, supported by full spectral evidence. Typical lot moisture content stays below 0.2%, and residual solvents test below all major pharmacopeial thresholds. Particle size sits in a manageable range so you can hydrate or blend without headaches.

    We keep color specs tight. A faint yellow hue tells us the nitro group’s integrity is right, and impurities run low. If needed, we undertake custom purification or grading steps. For research teams scaling up, kilogram lots come with representative chemist’s notes—real feedback straight from the person who ran the batch. Our warehousing protocol fixes temperature swings and blocks out atmospheric moisture; we learned to get it right when a customer in Mumbai received a caked sample one summer years ago.

    Because we’ve run production in both glass-lined reactors and stainless systems, we cross-validate contamination risk. You see more than a glossy product photo—you get a clear dose of what went into making the material as dependable as it looks.

    What Sets 2-Nitrobenzohydrazide Apart?

    The best way to explain this material is to describe what makes it a favorite among seasoned formulators and process chemists. 2-nitrobenzohydrazide provides a stable, crystalline intermediate for introducing hydrazine and nitroaromatic functionality—the two features that drive its use in building complex molecular scaffolds.

    You won’t find unwanted traces of nitrobenzaldehyde or excess hydrazine in our product. These byproducts, if left unchecked, chain-react in downstream chemistry, creating headaches and inefficiencies. We learned this the hard way, optimizing our own process after facing recovery problems and product loss on a much earlier batch.

    Our plant operators watch the exotherms closely. Nitro derivatives can be temperamental. A small pH drift or temperature spike leads to runaways and variable yields in less experienced hands. With our protocols, we run narrow margins and achieve reproducibility. The resulting product arrives with less chance of surprise behavior in your next step. The difference shows up as higher assay on the first run and less waste in post-reaction work-ups.

    How Formulators Rely on Our 2-Nitrobenzohydrazide

    Real-world chemists turn to 2-nitrobenzohydrazide as a handle in many heterocyclic syntheses, especially for manufacturing active pharmaceutical ingredients (APIs), agricultural chemicals, and certain polymer cross-linkers. Nothing tests product quality like scale-up or pilot work. If your hydrazide drags unexpected impurities or demonstrates erratic solubility, yield drops, purification gets expensive, and timelines slip.

    We stepped into this space because we heard from process engineers, not sales teams. Users needed a batch-to-batch consistent product that wouldn’t introduce unnecessary side reactions or unpredictable extraction problems. We learned to avoid even trace metal contamination by retooling filtration equipment. Our water and solvent washing steps now target specific ion residues to avoid catalyzing unwanted redox reactions in downstream applications.

    After years of feedback, we invested in batch segregation and lot-specific traceability. Some customers need certain polymorphs; others want granule sizing fine-tuned for reactor charging speed. In response, we provide real process data for every lot shipped, not just boilerplate certificates. If you want to go beyond the usual paperwork, we open our records within real-world confidentiality limits.

    How Our 2-Nitrobenzohydrazide Compares to the Field

    Some hydrazide suppliers treat this as a bulk commodity, and with that approach come the predictable pitfalls—inconsistent composition, strange odors, or variable color. Each flaw introduces risk as you scale up. We do not chase the bottom rung of the price ladder. Instead, we’ve doubled down on control points from raw material sourcing through to finishing lines.

    Though it costs us more to confirm purity using independent third-party labs a few times a year, customers formulating high-value products tell us the difference shows up everywhere: fewer failed reactions, less dusting in the plant, and—importantly—real savings from not having to spend extra on reprocessing. This approach didn’t develop overnight; our learning curve included field visits, customer troubleshooting, and honest post-mortems whenever a project went sideways.

    Some traders ship whatever their vendor offers, switching sources without warning and giving you a fleeting relationship with the unseen producer. We run everything through our own line, maintaining documents and controls so there are no batch switches that catch users unaware. It means you always know where your material comes from, how it got there, and who stands behind it.

    We’ve heard from process chemists who used mystery-sourced 2-nitrobenzohydrazide, discovering residual peroxide or moisture, wondering why downstream reactions started fizzing, or storage tubs began clumping in a matter of weeks. These users pivoted to reliable sourcing. With our material, shelf life extends comfortably and the technical support stays real—no third-party handoffs or shrinking accountability. Our goal centers on staying the name you reach for when stakes run high.

    Applications: Lessons Learned on the Production Floor and Beyond

    Chemists, whether in small-scale research or industrial multi-tonne runs, don’t need a sales pitch—they need to know what to expect. Our 2-nitrobenzohydrazide often serves in developing pharmacologically active imidazoles, pyrazoles, and quinazolines. This material is widely used as a versatile building block in the synthesis of colorant intermediates and specialty polymers.

    We’ve tested interactions with strong acids and bases during various pilot projects; our team understands where the product handles robust processing and where it needs extra care. For rapid acylation or cyclization reactions, our chemists optimize drying protocols before packing, ensuring that the sample flows and dissolves consistently. Some customers ask for specific solvent compatibility data, which we validate through real runs—not just simulated labware experiments—so they avoid surprises in scaling.

    Research teams tackling custom heterocycle libraries benefit from our willingness to trial alternative granulations or offer mini-lots for proof-of-concept runs. Academic groups tell us they save time by not having to pre-treat the material. Over years, feedback shapes our best practices and leads us to invest in more efficient process filtration, solvent selection to avoid residues, and rapid-response packaging changes during the rainy season.

    Polymers, ligands, and pharmaceutical intermediates all have exacting purity needs. The less background noise your building block produces, the more options you have for creative, reliable chemistry. Each stage from nitration to crystallization is logged, and every operator who handles these steps understands the expectations for traceability and minimum deviation.

    Why Controlling the Details Matters

    We learned quickly that the smallest details in production make all the difference. Once, during an early batch, a minor software glitch in temperature ramping led to a downstream rework that ate up more labor hours than the margin on the lot. Since then, our process controls now include secondary human checks, and we invest in continual operator training. These investments prevent costly surprises and keep our material moving confidently through quality assurance.

    Our quality control protocol is not built for show. If process drift threatens to introduce off-target isomers or unreacted acid chloride, we stop and trace the source, even if it delays shipment. We’d rather make late deliveries than lose the trust gained from dozens of consistent lots delivered to long-term partners. Hard-learned lessons from missteps taught us what numbers and risk factors to watch—factors you can’t learn from a textbook or spec sheet.

    The chemical supply chain continues to evolve, with fluctuations in raw material pricing, regulatory requirements, and logistics bottlenecks. We prepare by cross-validating alternate raw suppliers and keeping robust documentation for every ingredient. This groundwork secures reliable access to high-purity precursors and smooths the road during market turbulence.

    Unlocking Potential: Supporting Your Challenges

    Customers trust us because we meet their needs the way a true manufacturer should: with hands-on process familiarity and the willingness to troubleshoot at any hour. Our technical team responds directly to formulation questions, pulling real batch data and harvesting insights from previous problem-solving. Whether a customer needs a small exploratory sample or support for full-scale channel loading, we focus on useful, actionable information, not scripted advice.

    We never send vague paperwork or undefined certificates. Our shipments include chromaticity data, HPLC traces, and operator commentary. If you plan to transition to a new synthesis, we support pilot batches and help examine impurity carryover in test runs. Customers benefit from this openness, translating directly to smoother scale-ups and fewer hitches during regulatory filings or downstream mixing in adjacent industries.

    We also support custom packing sizes and environmental controls—a response to feedback from users in climates where humidity and temperature changes present real-world storage challenges. Each time a challenge emerged, we wrote it into a new protocol. This iterative approach keeps our product moving smoothly from bulk transport down to the smallest research vial.

    Our years in hydrazide chemistry, paired with first-hand troubleshooting, make us more than just suppliers—we are partners invested in your project’s reliability, safety, and speed to market. We encourage dialogue, accept feedback without ego, and see every new application as an opportunity to learn and improve, not just sell.

    The Road Forward: Practical Solutions To Real-World Demands

    Trust isn’t built by promising perfection but by learning from failure and staying present through the solution. Our 2-nitrobenzohydrazide maintains a distinctive position in the chemical toolkit because we stay grounded in daily manufacturing practice and continuous improvement. From minor tweaks like upgrading sealing gaskets, preventing cross-contamination from earlier resin runs, to collaborating with recyclers to reduce waste streams, we remain vigilant.

    Evolving safety standards and increasing customer transparency mean our processes must keep up. Routine process hazard analysis and real-time monitoring now feed directly into production. Each new safety regulation adds another layer of logging and oversight, reducing the risk of product deviation. We use batch tracking systems, ensuring every package can be traced back through every stage of sourcing and production. Customers count on this level of accountability, especially as audits become more thorough.

    As our industry moves deeper into green chemistry initiatives, we seek to phase out less sustainable solvents and streamline waste capture. The pathway to sustainable production never follows a straight line, but adapting over time keeps our product viable and our responsibility clear. We work on ongoing solvent recovery projects, testing new crystallization protocols that minimize water use, and centering on documentation that supports regulatory compliance every step of the way.

    The learning never ends. As more partners bring us their toughest challenges, we answer honestly and adapt quickly. This flexibility does not undermine consistency; it strengthens each new lot, helping us improve not only 2-nitrobenzohydrazide but every hydrazide we produce. The fact remains: quality, transparency, and real technical support make the difference. We build our company on that foundation so you can build with confidence.

    Closing Thoughts from the Production Line

    Our expertise in hydrazide manufacturing did not come overnight or without setbacks. Years of on-the-ground experience show up in each drum and bottle we send out. 2-nitrobenzohydrazide has a tight spot in our production schedule because users keep pushing it into new territory, stretching the boundaries of what it can do. Meeting those demands means re-evaluating every input, every process, and every output for consistency, safety, and practicality—not just once, but every single day.

    Every improvement, from upgrading raw material logistics to refining our last filtration step, stems directly from customer need and manufacturing learning. Those using our 2-nitrobenzohydrazide in novel syntheses, industrial processes, and research programs count on chemistry they can trust—chemistry that has seen the inside of a manufacturing plant, not just the pages of a catalog.

    We approach tomorrow the way we approached the last difficult order: with sleeves rolled up, attention to detail, and a willingness to get feedback, face the music, and come back better the next day. That’s the real business of making specialty chemicals—providing expert solutions, backed by experience, to solve problems others miss. Chemical manufacturing, at its best, keeps industry moving forward and supports the minds and hands who keep discovering what’s next.