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4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole

    • Product Name 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole
    • Alias NBD-Piperazine
    • Einecs 616-992-0
    • 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
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    Specifications

    HS Code

    950705

    Chemical Name 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole
    Cas Number 10199-89-0
    Molecular Formula C10H11N5O3
    Molecular Weight 249.23 g/mol
    Appearance Yellow to orange crystalline powder
    Melting Point 185-188°C
    Purity Typically ≥98%
    Solubility Soluble in DMSO, DMF and methanol
    Storage Temperature Store at 2-8°C
    Synonyms NBD-Piperazine, NBD-PZ
    Iupac Name 4-nitro-7-piperazin-1-yl-2,1,3-benzoxadiazole
    Smiles c1cc2nonc2cc1N3CCNCC3
    Application Fluorescent labeling reagent

    As an accredited 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole 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 containing 5 grams of 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole, labeled with hazard symbols and storage instructions.
    Shipping 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole is shipped in tightly sealed containers, protected from light and moisture. It is packed according to regulatory standards for hazardous chemicals, with appropriate labeling and documentation. Transport occurs via approved carriers equipped to handle chemical materials, ensuring safe and compliant delivery to the destination.
    Storage 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole should be stored in a tightly sealed container, away from light and moisture, in a cool, dry, and well-ventilated area. Keep it away from incompatible substances such as strong oxidizers and acids. Ensure proper labeling and access control, and follow standard laboratory safety protocols when handling and storing this chemical.
    Application of 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole

    Applications of 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole in Industrial Manufacturing

    4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole is a specialized heterocyclic compound utilized across several high-technology chemical industries. Its performance as a fluorescent probe, reagent for pharmaceutical intermediates, and analytical derivatization agent supports value creation in downstream manufacturing sectors. As a direct manufacturer, we address real-world integration of this material according to process requirements, quality assurance, and end-user demands in targeted application channels.

    1. Fluorescent Labeling Reagents for Bioanalytical Assays

    Biotechnology firms rely on this compound as a selective derivatization agent for amino acids and peptides in HPLC and capillary electrophoresis systems. The nitro-benzoxadiazole structure delivers enhanced fluorescence for high-sensitivity detection in clinical diagnostics and proteomics research. Accurate process dosing and strict contamination control remain essential to maintain data integrity and regulatory conformity in laboratory workflows.

    Industry compliance standards

    • ISO 13485:2016 Medical Devices Quality Management
    • U.S. FDA 21 CFR Part 820 (Medical Device GMP)
    • CLSI guidelines (Clinical & Laboratory Standards Institute)
    • REACH (EC) No. 1907/2006 Annex XVII (Chemical Safety)

    Typical usage ratio

    • 0.2–2 mg per ml of sample or buffer solution; actual ratio tailored to specific target molecule concentration and detection limit required.

    Downstream process integration

    • Dissolved during sample preparation for pre-column or post-column derivatization in HPLC/CE workflows.
    • Reaction time controlled between 5–20 min under mild pH conditions (usually pH 7.5–9.5) to prevent side reactions.
    • Excess reagent removed by solid-phase extraction or spin filtration before instrument analysis.

    Final product types

    • Pre-formulated amino acid derivatization kits
    • Diagnostic reagents for metabolite quantification
    • Protein labeling agents used in academic and hospital laboratories
    • Commercial HPLC assay kits for clinical testing

    2. Synthesis of CNS Drug Intermediates

    Pharmaceutical manufacturers utilize this material in the multi-step synthesis of central nervous system active compounds. Its piperazinyl group introduces a key pharmacophore, facilitating ring closure and selective substitution in API development. Production adheres closely to GMP and pharmacopoeial trace impurity limits, with formulation chemistry optimized for high-yield, low-residual byproduct conversion.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • USP/Ph. Eur. residual solvent and impurity guidelines
    • FDA 21 CFR 210/211 Drug Product GMP
    • EDQM CEP standards for EU market APIs

    Typical usage ratio

    • Typically 0.5–5 mol% as building-block in heterocycle-forming reactions; ratio varies by target molecule and stepwise transformation.

    Downstream process integration

    • Reacted under anhydrous or polar aprotic solvent conditions for nucleophilic displacement or ring-formation stages.
    • Subsequent purification by column chromatography, crystallization, or preparative HPLC.
    • Batch release follows intermediate and final API QC checks (NMR, MS, HPLC purity).

    Final product types

    • Piperazine-based CNS drug intermediates
    • Building blocks for antipsychotic or antidepressant APIs
    • Precursor compounds for further functionalization in large scale pharmaceutical synthesis
    • Controlled substance intermediates for neuroscientific research compounds

    3. Analytical Chemistry Derivatization for Environmental Testing

    Environmental laboratories deploy this compound to derivatize trace amines and thiols during environmental water, soil, and food safety assessments. Its high sensitivity and selectivity enable detection of analytes at sub-ppb levels when coupled with fluorometric or LC-MS/MS detection systems. Validated workflows ensure quantitative recoveries and minimal interference for definite regulatory reporting.

    Industry compliance standards

    • EPA Method 555/606 for Food and Environmental Analysis
    • ISO/IEC 17025:2017 Laboratory Accreditation
    • OECD Good Laboratory Practice (GLP)
    • EN 15662 (Foodstuffs – Multiresidue Methods)

    Typical usage ratio

    • 0.5–5 mg per 20 ml extract or sample matrix; dosing adjusted for matrix complexity and analyte recovery rates.

    Downstream process integration

    • Introduced during analyte extraction—usually in neutral or slightly basic aqueous conditions.
    • Incubated 10–30 minutes at room temperature for complete reaction with target molecules.
    • Followed by instrument-specific injection (HPLC, LC-MS/MS, fluorescence detection).

    Final product types

    • ENV-test certified sample kits for industrial discharge monitoring
    • Pre-packaged derivatization reagents for third-party labs
    • Ready-to-use test solutions for soil and ground water analysis
    • Regulatory compliance analytical services for food and environmental inspection

    4. Advanced Fluorescent Markers in Polymer and Material Sciences

    Specialty polymer manufacturers use this compound to introduce stable, high-response fluorescent markers within engineered plastic and resin materials. These tagged polymers support tracking, product authentication, and real-time quality verification throughout high-value supply chains. Strict quantitation and dispersal control optimize marker effectiveness and minimize impact on base material performance.

    Industry compliance standards

    • ISO 9001:2015 Quality Management System
    • ASTM D790/D638 Polymeric Material Testing
    • REACH SVHC and RoHS (for electronics and consumer polymers)
    • FDA 21 CFR 177.1520 (for food-contact polymers, if applicable)

    Typical usage ratio

    • 0.001–0.01 wt% loading relative to total polymer weight; precise ratio determined by fluorescence intensity and application environment.

    Downstream process integration

    • Added during initial compounding or masterbatch formation stage.
    • Dispersed via twin-screw extrusion or high-shear mixing for homogeneity.
    • Polymer processed into pellets, films, or molded components following tagging step.

    Final product types

    • Track-and-trace identifiable plastic packaging
    • Anti-counterfeit polymer films
    • Smart inventory management resin products
    • Safety feature embedded automotive and electronic components

    5. Fluorescent Probes for Live Cell and Tissue Imaging

    Biomedical research organizations employ this compound to prepare cell-permeable fluorescent probes, enabling real-time visualization of intracellular biomolecules. The molecular structure enhances cellular uptake and produces clear signal-to-noise ratios for confocal and super-resolution microscopy. Lab-scale manufacturing requires ultrapure grade, with batch-to-batch reproducibility secured by stringent in-process and final QC analytics.

    Industry compliance standards

    • ISO 9001:2015 for laboratory reagent quality
    • AAALAC (Association for Assessment and Accreditation of Laboratory Animal Care) for animal use studies
    • GLP OECD 21/2006 (Biological Testing)
    • REACH Annex XVII for non-cytotoxicity (probe research grade only)

    Typical usage ratio

    • Typically 1–10 μM in culture media for live cell assays; exact concentration set by probe protocol and imaging equipment sensitivity.

    Downstream process integration

    • Derivatized with functional linker, then reacted with protein or antibody for target specificity.
    • Final probe formulation filtered and tested for photostability, purity, and lack of cell toxicity.
    • Distributed as ready-to-use staining kits or lyophilized vials for research use.

    Final product types

    • Antibody-fluorophore conjugates for immunocytochemistry
    • Live cell imaging probes for neuroscience and oncology research
    • Fluorescent peptide or nucleic acid tags
    • Cell viability and tracking agent kits for microscopy
    Free Quote

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    Certification & Compliance
    More Introduction

    Experience and Insights: 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole in the Modern Laboratory

    Bringing Forward High-Purity 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole

    Consistent results, clean reaction profiles, and reliable detection sometimes hang on the quality of a single reagent. As the manufacturer of 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole, we know how critical every batch can be. At its core, this compound is not just another benzofused heterocycle—it opens access to precision in research and development, especially among scientists focused on bioanalytical chemistry, pharmaceutical synthesis, and fluorescence-based detection.

    Nothing beats firsthand experience in learning what the market genuinely expects from a highly functional aromatic nitro compound. In recent years, laboratories have raised the bar for both purity and batch consistency. We see less tolerance for contaminants or batch-to-batch variation, especially when the role of a compound is to label, detect, or build consistency in a sophisticated system. We started our production line for 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole with this in mind, and we have honed our synthesis and quality controls accordingly.

    Understanding the Substance: What Sets 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole Apart?

    The combination of a nitro group with a piperazine ring on the benzoxadiazole scaffold gives a potent mix of electron-withdrawing and electron-donating influences. For specialists in fluorescent derivatization, this molecular structure means high reactivity with amines and stable excitation/emission profiles under UV, which simplifies both quantification and detection. We have worked shoulder to shoulder with academic and industrial research teams who value predictability in behavior, assured solubility, and straightforward handling in both organic and aqueous settings.

    Other benzoxadiazole derivatives sometimes fall short when researchers need stronger sensitivity or less background signal in HPLC, LC-MS, or in vivo fluorescence tracking. By working directly with end-users, we've been able to tailor crystallization and purification techniques for this compound, reaching a product that leaves fewer surprises in analytical data and minimizes behind-the-scenes troubleshooting.

    Molecular Specifications and Handling

    Chemists who work with 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole look for certainty in melting range, spectral signatures, and impurity profile. We regularly run NMR (proton and carbon19), HPLC, and mass spectra on our material to ensure each drum meets the expected analytical fingerprints. The feedback that matters most comes from direct bench researchers: they want powder that re-dissolves, leaves columns clean, and participates actively in derivatization or coupling reactions. We maintain this compound as a yellow solid, with shelf-stable physical properties when stored in cool, dry places. In practice, researchers appreciate the absence of unexpected decomposition products or excessive water content, both of which have haunted earlier formulations from less experienced sources.

    From our perspective, storage and packaging can turn a solid product into a headache if not handled correctly. We have adopted inert gas packaging where feasible and keep an eye on long-haul transit issues, especially for shipments heading overseas. Tightly sealed, well-labeled containers help busy laboratory staff keep waste to a minimum and avoid accidental exposure to moisture or oxygen, even after months on the shelf.

    The Role of 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole in Derivatization Chemistry

    Derivatization chemistry requires reagents to react completely and selectively with their intended targets, without introducing side products that might interfere with detection—especially where fluorescent detection provides the readout. Years ago, the options for sensitive, amine-reactive derivatization agents were limited, and many had issues with solubility or gave unstable derivatives. Our experience shows that introducing the piperazine ring vastly improves the reactivity toward nucleophilic groups like primary and secondary amines. This combination reduces the seat-of-the-pants adjustments that older benzoxadiazole reagents forced on their users.

    Based on direct conversations with method developers across pharmaceutical, clinical, and environmental labs, we notice a shift toward more automated, high-throughput testing environments. Here, inconsistency in the derivatization step can sabotage hundreds of samples in one batch. By producing pure, stable 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole, we see smoother workflow integration and improved overall reliability of quantitation—especially for amino acids, peptides, and small-molecule drug candidates detected by fluorescence.

    Comparing to Other Amine-Reactive Fluorophores

    Before the widespread adoption of this compound, many labs stuck with simpler benzoxadiazole derivatives—these often required extra steps for purification, tended to degrade or polymerize, and left many researchers troubleshooting unexplained peaks in chromatograms. Based on our direct side-by-side evaluations with alternatives like NBD-Cl or NBD-F, we find that the piperazinyl modification not only boosts water solubility but also sharpens the fluorescence emission profiles. This matters for analysts who want to avoid laborious cleanup or complicated data interpretation.

    We take particular pride in the fact that our chemists keep a pulse on ongoing academic literature and customer feedback. For scientists looking to push detection limits lower, or for those developing more robust pharmaceutical analytics, switching to 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole has trimmed time spent optimizing reaction pH, quenching backgrounds, or re-running samples. It gives a clear path toward single-digit nanomole quantitation for amino-containing compounds, with fewer pitfalls from side reactions or instability.

    Building Trust Through Experience and Transparency

    Making any fine chemical on a regular production scale puts stress on both the technical team and quality managers. Our approach leans into process transparency and traceability—from raw material sourcing through every batch record. Since we operate our own reactors and downstream purification, we see firsthand how even small differences in reaction time or solvent purity can leave a mark on final product performance.

    We learned long ago that the usual complaints from analytical labs—day-to-day variability, strange byproducts, unexplained signal drift—usually arise from small lapses in production discipline. We cure those pain points by enforcing calibrated monitoring, frequent in-process checks, and immediate feedback loops back to chemists if any parameter looks off. There’s no faster way to lose trust than to hide behind someone else’s process or leave questions unanswered. That’s why we keep all technical documentation, batch sample retainers, and analytical reports in-house and accessible to partners on request.

    Supporting Advanced Research: Customization and Future Planning

    Not every lab runs the same protocols or faces the same regulatory frameworks. We learned through ongoing collaboration that university-based metabolic profiling teams often request different scale packaging or modified purity targets than pharmaceutical firms screening thousands of analogues each quarter. Since we control the manufacturing and quality chain, we handle both routine and custom batch requests, ranging from multi-kilo lots for industrial synthesis to gram-scale, pre-packed containers for high-value clinical diagnostics work.

    Emerging analytical fields—such as personalized medicine and high-resolution imaging—push us to revisit our product lines and testing methodologies. Some development partners need extra analytical validation data to pass internal regulatory review, or customized materials to fit unique instrument detection windows. As manufacturer, we continuously research ways to tune our process to support new wavelengths, coupling chemistries, or tighter impurity profiles. Often, we run parallel lab tests and work directly with customer R&D teams to validate intended performance before a full switch.

    Addressing Practical Challenges: Safe Handling and Waste Concerns

    Years in the industry have taught us about pitfalls that even seasoned chemists face with complex aromatic nitro compounds. Dust control, operator protection, and residue management can easily turn into headaches if ignored. In our facility, containment, real-time air monitoring, and safe waste collection are built into our workflow. Downstream users often ask for tips on safe bench handling and deactivation of spent material. On our end, we provide updated recommendations based on current best practices—including avoidance of unnecessary direct contact, immediate cleanup of any spills with suitable absorbents, and collecting any contaminated materials for proper waste disposal.

    Environmental responsibility shows up all along the chain. We work with established hazardous waste handlers and run solvent recovery systems on-site. Even if comparatively small quantities flow into a typical research group, the cumulative risk demands a thoughtful approach—especially since nitroaromatic residues should never mix with general waste or poured down drains. Based on experience, separating even trace amounts saves headaches during building inspections or safety audits. We frequently remind fellow manufacturers and end-users alike that a few minutes of protocol review beats days of emergency compliance work.

    Contributing to Scientific Progress through Direct Collaboration

    For a chemical manufacturer, the truest measure of value comes not just from volume sold, but from customer feedback and the advancement of knowledge enabled by the materials provided. Over the years, our batches of 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole have found their way into pioneering studies—ranging from peptide mapping projects in large pharma to undergraduate experiments demonstrating core derivatization principles. Direct support of method development, troubleshooting, and technical training often grows into lasting relationships and ongoing joint problem solving.

    Feedback from technical users sharpens every aspect of our process. Detailed requests about solubility curves, fluorescence efficiency under different pH conditions, or tips for extracting the agent after labeling reactions help us understand which improvements matter. Sometimes, this means overhauling a production process to tighten a melting point range or adding an extra purification stage to secure better long-term storage stability. Each iteration feeds back into higher standards and richer know-how across our production staff.

    Why Synthetic Experience Matters for Emerging Applications

    Synthesizing this class of benzoxadiazole compounds has its challenges—selectivity for the right position, preventing over-nitration, and avoiding piperazine ring oxidation. Our teams have tested and documented every step, favoring robust yet scalable routes that minimize bottlenecks and material waste. Tight process control also impacts occupational safety, as nitro compounds raise unique health concerns. On the production floor, we lean not only on automated monitoring, but also on the sharp eyes of chemists trained to spot color shifts, viscosity change, or off-odors that signal a deviation before it turns into a costly or hazardous problem.

    Many up-and-coming fields, including advanced bioimaging and nanomedicine, now require reagents with sharper performance characteristics and clear evidence of analytical traceability. Academic and industrial partners frequently share their own application notes or request new spectral data as they push boundaries in areas from single-cell analysis to targeted therapeutic delivery. Our manufacturing experience and willingness to adapt stake out a role for 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole as a dependable solution when product performance is as valuable as synthetic access.

    Continuous Improvement: Manufacturing Beyond Commodity Chemicals

    Staying competitive rarely means standing still. We constantly revisit the questions: how can we make our process safer, cleaner, and more reliable? Every synthesis run yields data, which we analyze for trends in purity or unexpected byproduct profiles. Direct oversight and engagement by senior chemists lead to small but important tweaks—a more effective drying step, or tighter environmental monitoring during crystallization. Customer calls about real-world lab challenges guide us to design better packaging, more robust storage solutions, or updated technical literature. We avoid guesswork and generic solutions. The best improvements tend to spring from honest conversations about what did not go as planned in a real research environment, not just what looks good on a COA.

    With the expanding global push for greener chemistry, we also probe alternative solvent systems. Every adaptation gets field-tested in both our pilot lab and full-scale facilities. We give special attention to downstream impacts, knowing that the responsibility does not end at the loading dock. Strategic partnership with raw material suppliers, logistical partners, and research collaborators ensures that every link in the chain upholds our standards for quality and sustainability.

    Sharing Knowledge and Building Community in Chemical Manufacturing

    Sourcing directly from us gives scientists more than a drum of powder; it opens the door for shared learning and trusted support. We keep the lines open to production managers, regulatory officers, and R&D staff who want to dig deeper or tackle complex technical questions. Direct connection often uncovers hidden issues—a solvent trace, an unexpected precipitate on re-dissolution, or a suggestion for improving reaction speed.

    Through years of collaborative work, we notice trends well before they reach mainstream publications. Earlier this decade, demand for higher-purity amine-reactive benzoxadiazole compounds surged around the introduction of advanced HPLC-FLD methods. Rather than waiting for a flood of complaints or requests, we scaled up, improved our purification protocols, and increased analytical frequency. The result is a production workflow that keeps pace with today’s most demanding analytical requirements.

    The Path Forward: Anchoring Scientific Discovery with Reliable Materials

    As front-line manufacturers, we view every batch of 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole as a building block in someone’s next breakthrough. The real reward in supplying critical chemical tools comes from watching new fields converge—cheminformatics, drug mapping, real-time diagnostics—and seeing customers succeed with fewer setbacks. Staying close to the ground, learning from the lab, and refining our own process creates a kind of cycle: each improvement in the factory leads to more productive science in the field.

    We stay committed to transparent communication, rigorous manufacturing, and constant self-evaluation across our product line. Where quality, trust, and scientific ambition converge, 4-Nitro-7-(1-Piperazinyl)-2,1,3-Benzoxadiazole stands ready to support the work driving the next generation of chemical and biomedical progress.