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2-Hydrazinoquinoline

    • Product Name 2-Hydrazinoquinoline
    • Alias 2-HQ
    • Einecs 241-479-0
    • 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
    VTB
    Specifications

    HS Code

    614597

    Chemical Name 2-Hydrazinoquinoline
    Molecular Formula C9H9N3
    Molecular Weight 159.19 g/mol
    Cas Number 484-87-9
    Appearance Light yellow to brown powder
    Melting Point 184-187°C
    Solubility Soluble in DMSO, slightly soluble in water
    Purity Typically ≥98%
    Storage Temperature Store at 2-8°C
    Smiles NNc1ccc2ccccc2n1
    Inchi InChI=1S/C9H9N3/c10-12-8-5-6-11-9-4-2-1-3-7(8)9/h1-6,12H,10H2
    Synonyms 2-Quinolinehydrazine

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

    Packing & Storage
    Packing 2-Hydrazinoquinoline is packaged in a sealed amber glass bottle, labeled clearly, containing 5 grams with hazard and handling information.
    Shipping 2-Hydrazinoquinoline is shipped in tightly sealed containers, protected from light and moisture. It is classified as a hazardous chemical and must be handled according to relevant safety and regulatory guidelines. Transport occurs via ground or air with appropriate labeling, and Material Safety Data Sheets (MSDS) are provided to ensure safe handling and compliance.
    Storage 2-Hydrazinoquinoline should be stored in a tightly sealed container, protected from light and moisture, in a cool, dry, and well-ventilated area. It should be kept away from incompatible substances such as strong oxidizing agents. Proper labeling and secure placement are essential to prevent accidental exposure or spills. Use appropriate personal protective equipment when handling and ensure compliance with local regulations.
    Application of 2-Hydrazinoquinoline

    Applications of 2-Hydrazinoquinoline in Industrial Manufacturing

    2-Hydrazinoquinoline serves distinct roles across high-value industrial, pharmaceutical, and research chemical fields, with each application scenario adhering to demanding technical and regulatory criteria. As the direct manufacturer, we ensure consistent quality and technical support for critical downstream integration requirements described below.

    1. Pharmaceutical Intermediate for Kinase Inhibitor Synthesis

    In the medicinal chemistry sector, researchers and production teams utilize this material as a precision-building block during the synthesis of multiple kinase inhibitors, including advanced oncology therapeutics. Its ortho-hydrazine group allows chemists to construct select heterocyclic motifs required for next-generation antitumor drugs. Formulators usually adjust charge amounts to balance reaction yields and control process impurities during scale-up, responding to the strictest GMP and pharmacopoeial demands in commercial API plants.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice Guide for Active Pharmaceutical Ingredients
    • Ph. Eur. (European Pharmacopoeia), USP (U.S. Pharmacopeia) monographs for relevant drug substance
    • FDA 21 CFR Part 211 (Finished Pharmaceuticals)
    • EMEA and CFDA pharmaceutical ingredient import/export regulations

    Typical usage ratio

    • 0.5–1.2 molar equivalents per synthetic route step; the exact ratio varies by substrate reactivity and the desired control of side reactions

    Downstream process integration

    • Assayed and dissolved in pre-dosed solvent, introduced before ring-closure or condensation steps; isolated intermediates undergo full purification and analytical QC before next reaction

    Final product types

    • Kinase inhibitor APIs (Active Pharmaceutical Ingredients): e.g. quinoline-derived anticancer agents
    • Advanced pharmaceutical intermediates for contract manufacturing supply chains

    2. Analytical Derivatization Agent in Clinical and Food Laboratories

    This compound is widely used in analytical labs as a derivatization agent for aldehyde and ketone detection by liquid chromatography and mass spectrometry. Its reactivity facilitates stable hydrazone formation, enabling precise quantification of carbonyl compounds in biological fluids and food matrices, particularly under routine batch and high-throughput testing conditions. Stringent lab standards govern its handling and trace impurity control to ensure accurate test results.

    Industry compliance standards

    • ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)
    • FDA 21 CFR Part 58 (Good Laboratory Practice for Nonclinical Laboratory Studies)
    • AOAC Official Methods of Analysis
    • EU Food Safety Authority analytical method validation guidelines

    Typical usage ratio

    • 20–100 µM in reaction medium; adjusted based on sample matrix and target concentration detection limits

    Downstream process integration

    • Reagent stock prepared in acetonitrile or methanol; added to sample extraction before injection onto HPLC or LC-MS for quantification of aldehydes, especially in clinical diagnostics or processed food analysis

    Final product types

    • Certified laboratory test reports for clinical, environmental, or quality assurance purposes
    • Validated chromatographic standards and sample solutions for regulated testing workflows

    3. Specialty Chemical Intermediate for Agrochemical Synthesis

    Producers in the agrochemical industry regularly employ this material during multi-step syntheses of select active substances, including certain herbicides and insecticides incorporating substituted quinoline motifs. It enters the process during critical condensation episodes, where reactivity profile affects not only yield but also regulatory impurity thresholds. Manufacturers comply with global crop protection standards to support regulatory submissions and international trade.

    Industry compliance standards

    • FAO/WHO Specifications and Evaluations for Agricultural Pesticides
    • REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals, EU)
    • OECD Guidelines for the Testing of Chemicals (Synthesis/Impurities sections)
    • ISO 9001 Quality Management System for pesticide manufacturing

    Typical usage ratio

    • 0.8–1.1 mole ratio per condensation or cyclization step; adjusted during pilot and full-scale production based on downstream conversion efficiency

    Downstream process integration

    • Dosed under inert atmosphere at elevated temperature following raw material pre-test and moisture control; integrated at intermediate- or final-coupling reaction before purification and formulation into technical-grade agrochemicals

    Final product types

    • Technical-grade herbicides and insecticides with quinoline backbone
    • Pre-formulated active substance intermediates for supply to formulation plants

    4. Ligand Precursor for Metal Complex Catalyst Production

    Catalyst manufacturers apply this chemical as a crucial precursor in the stepwise assembly of heterocyclic ligands for coordination with transition metals. Such complexes catalyze fine chemical and pharmaceutical transformations at industrial scale. Throughout the ligand synthesis, the ratio and handling of this intermediate influence both the efficiency and selectivity of the final catalytic system, subject to rigorous internal and client audit QC programs.

    Industry compliance standards

    • ISO 9001 and ISO 14001 management system certification for specialty chemical production
    • Supplier and end-user QA protocols for trace metals and organic impurities in catalyst manufacturing
    • Restriction of Hazardous Substances (RoHS, for downstream applications in electronics-related catalysis)
    • REACH registration dossier requirements (substance as precursor or intermediate)

    Typical usage ratio

    • 1.0–1.5 equivalents per metal salt charged; determined by stoichiometry of desired ligand structure and metal complexation parameters

    Downstream process integration

    • Charged under dry, oxygen-free conditions to reaction systems during ligand assembly; followed by metal salt addition and subsequent work-up for crystallization or solvent exchange before catalyst formulation

    Final product types

    • Transition metal complexes for organic synthesis catalysis (e.g., C–C coupling, hydrogenation catalysts)
    • Bulk custom ligands for catalytic process scale-up in API and fine chemical plants
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    Certification & Compliance
    More Introduction

    Introducing 2-Hydrazinoquinoline: A Key Ingredient for Innovative Synthesis

    The Role of 2-Hydrazinoquinoline in Modern Chemistry

    Every day inside our production facility, the smell of carefully purified chemicals blends with the buzz of expertise. Among the substances we make in-house, 2-Hydrazinoquinoline stands out on the busy benches. For years, we've watched it open doors to new classes of materials, especially in medicinal and materials chemistry. Its structure, made up of a quinoline ring with a hydrazine group at position 2, delivers reactivity and selectivity that drive researchers and manufacturers back to its shelf in the lab.

    Model and Specifications Crafted for Reliability

    Our production line follows closely controlled parameters, meeting strict standards each batch. 2-Hydrazinoquinoline from our facility usually comes as a pale-yellow crystalline solid. Many customers need high purity, so we aim to keep impurity levels below 0.5%. Each lot shows a melting point between 185°C and 191°C, a tight range that signals consistent synthesis and purification.

    We deliver the compound in sealed containers, well protected from light and moisture. Each shipment starts with a certificate of analysis and the raw data behind it. This covers HPLC and NMR traces, and for certain grades, mass spectrometry to root out trace ingredients. Our approach comes from years of customer feedback: researchers need to trust the quality, or they risk failed syntheses and wasted days at the bench.

    How 2-Hydrazinoquinoline Finds Its Place in the Lab

    Colleagues in pharmaceutical chemistry and advanced material research turn to 2-Hydrazinoquinoline for more than its looks. Its hydrazino group activates the molecule for coupling reactions, hydrazone formation, and the stepwise build-up of larger scaffolds. In practice, we've watched project teams successfully synthesize new heterocycles and custom-labeled compounds for high-value drug development. Its reactivity tends to suit selective derivatization, so researchers often sidestep side reactions common with less predictable hydrazine derivatives.

    Teams working on analytical chemistry pull samples from the same stocks. Many use 2-Hydrazinoquinoline as a derivatizing agent to improve detection in chromatographic assays. For instance, it reacts cleanly with certain carboxylic acids, preparing samples for LC-MS or related detection. Its reliability saves time—less troubleshooting and re-running samples mean smoother days in both the research and quality control lab.

    Direct Feedback Shapes Our Offering

    We started our current synthesis route more than a decade ago, after fielding calls about solubility and residue issues from earlier products. Researchers explained that water content or solvent carryover could ruin analytical results or mess with their next reaction. In response, our team re-worked the purification process, adding extra drying steps and fine-tuning solvent selection. Now, we keep water levels below 0.2% and check for volatile organic residues with each batch run.

    On occasion, a customer needs a slightly modified specification—perhaps to avoid interference with another reagent or to comply with niche regulatory guidance in drug development. For these cases, we offer customization. We can adjust bulk packaging, test for additional trace elements, or tailor particle size to reduce dust in high-throughput systems.

    What Sets 2-Hydrazinoquinoline Apart from Similar Compounds

    Years of hands-on experience have taught us that chemical suppliers often treat hydrazine derivatives as interchangeable, lumped into catalogs and sorted only by price. We have spent long nights testing their performance head-to-head. 2-Hydrazinoquinoline’s combination of quinoline stability and hydrazine reactivity stands apart from simpler hydrazines, like phenylhydrazine. That difference plays out during synthesis: it reacts under milder conditions, tolerates a wider set of solvents, and gives products that are easier to purify post-reaction.

    We’ve observed that some similar compounds, like 2-aminobenzhydrazides or unsubstituted hydrazines, bring extra hazards along for the ride. Their volatility or tendency to overreact poses challenges for fine-tuned synthesis. In contrast, 2-Hydrazinoquinoline allows for electivity in functionalization, helping teams build more complex products without facing an extra set of safety controls or downstream purification headaches.

    Applications Shaped by Real-World Demands

    Pharmaceutical companies gravitate to 2-Hydrazinoquinoline for lead discovery, but their requests go far beyond large-scale synthesis. We've supported teams screening for kinase inhibitors, anti-cancer scaffolds, and anti-microbial leads. The molecule’s predictable behavior lets medicinal chemists alter side chains and scaffolds without being tripped up by unstable intermediates or unknown byproducts.

    For chemical biology, researchers use 2-Hydrazinoquinoline to label biomolecules or build enzyme-inhibitor libraries. In fluorogenic probe synthesis, it plays a central part, its reactivity easily harnessed to introduce diagnostics or tracers. On the material science side, teams constructing new dyes, OLED materials, and functionalized polymers rely on its unique structure. Our direct communication with these research teams shapes each production cycle, keeping us close to the pulse of changing scientific needs.

    Lessons Learned from Decades on the Production Floor

    We keep our shop floors and labs humming through a mix of regular audits and constant listening. Whether a process engineer notices a pressure irregularity or a quality expert flags a spectrum that seems off, that observation feeds directly into process updates. After years of fielding customer complaints about generic, unreliable hydrazine sources, our technical team built a multi-step verification system. Repeated melting point checks, spectral comparisons to authentic standards, and spot tests for trace oxidizers run in parallel, not by rote but by habit built on necessity.

    Handling demands for regulatory compliance—GMP, ISO, or pharmacopeial needs—pushed us to upgrade documentation practices. As regulatory expectations rise, we adjust: certificate formats updated, batch histories digitized, and change-control logged. One lesson stands out above others: it takes more than a technical specification to keep customers on track, especially for those working under regulatory scrutiny.

    Challenges Facing 2-Hydrazinoquinoline Production

    Anyone offering this compound, especially in volumes above lab scale, faces two persistent hurdles: safe handling of precursors and the removal of unstable byproducts. Hydrazine derivatives don’t behave nicely at every stage. One slip in temperature or excess reactant and you end up with intractable tars or off-colored residues. Some competitors cut corners here, leading to contamination or performance surprises downstream.

    To address the risks, our operators developed a two-phase risk assessment that covers both synthetic hazards and storage safety. We use specialized glass-lined reactors for high-risk steps, and our on-site analytical chemists check for known impurities after each critical point. We take pride in running small pilot scales before committing to production-size runs, and the few extra days spent here prevent unpredictable delays later for our customers.

    Waste disposal and solvent recycling now top our environmental agenda. With regulatory trends sharpened on carbon footprint and hazardous waste streams, we found value in tightening solvent recovery protocols and refining reaction sequences so fewer washes and less purge go down the drain. This approach saves money and makes our site friendlier to its neighbors.

    Customer Communications Keep Us Sharp

    Direct conversations with scientists push us to adapt packaging strategies, labeling, and shipment lot sizes. At one point, a group developing a rapid-screening protocol for enzyme inhibitors reported minor clumping in our product. Instead of blaming ambient moisture or rough handling, our quality and shipping leads traced it to a microscopic leak in a new packaging line. By running real-time humidity monitors and adding a redundancy check, we sorted the issue and notified all customers whose lots might have crossed that line. We recall each lesson, knowing customer trust comes from visible problem-solving.

    We receive special requests every month. A materials company once asked for a magnesium-free batch, worried about trace element interference with an ion-sensitive dye synthesis. Rather than turn them away, our team filtered solvents and ran ion chromatography. Small adaptions on our end help teams move discovery projects forward.

    Supporting Research and Product Development

    Since the early days, we've supported academic and commercial partners in pushing the edge of innovation. Watch a graduate student finally achieve a tricky coupling on a rare scaffold: small details matter. The color, the crystal habit, the trace impurities—each tells a story about the rigor behind the product. University labs rely on our reproducibility and willingness to engage on technical issues, not just deliver goods.

    In medicinal chemistry pipelines, project setbacks often trace back to unreliable reagents. We collect data on every failure a customer reports, even if it means backtracking through months of reagent logs and batch cards. It can take several emails and phone calls to connect the dots, but each resolved issue paves the way for better compounds, more effective drugs, and—eventually—new patents.

    Workers’ Insights Create a Stronger Product

    Our longest-tenured chemists know the way even a slight change—say, 2 degrees on a column wash or half a percentage taller on a gas purge—can alter the outcome in complex syntheses. Hands-on skill plays a role from the start: purity at initial condensation, timing for hydrazine additions, patience while the product forms tight, vibrant crystals. Each time we revisit a step or re-optimize a bottleneck, we involve the folks closest to the line. Practical knowledge trumps theory in this world of small but crucial improvements.

    Workers across our production and QC units give feedback on batch variability, packing speed, or testing bottlenecks. Rather than hiding mistakes, continual improvement leads to tighter specs, better shelf life, and less variation over time. As one technician put it, “The compound doesn’t care about paperwork—but missing a melting point cue can ruin someone's hard work down the line.”

    The Importance of Trust and Consistency

    Trust between manufacturer and researcher builds slowly. For those planning a 12-month study, a random drift in product quality means not just one failed experiment, but weeks of troubleshooting or discarded data. We keep a record of every batch for years, pulling historic data on request. If a returning customer needs to reproduce work from two years ago, we dip into archived lots—showing that “same as last time” isn’t just a phrase but a documented practice.

    Some large chemical manufacturers hesitate to handle specialty compounds like 2-Hydrazinoquinoline, especially when customer requests stretch beyond ordinary grades. We thrive here, staying nimble and learning from each outlier order. Our chemists lead regular calls with major clients, offering advice on storage, reconstitution, and synthesis tweaks—details that save research time downstream.

    Anticipating Changes in Demand and Technology

    Industry tides never stay still. The push for more sustainable chemistry drives us to test bio-based solvents and green synthesis routes, even for established products. Each time a supply chain shock hits or a new analytic technique becomes available, we ask how it might change customer demand or open new application fields.

    Several years ago, researchers in peptide chemistry started using 2-Hydrazinoquinoline to develop novel conjugates. They wanted not just high purity but assurance about functional group reactivity. We updated batch-release testing to include functional group quantitation and started running reaction simulations in-house, sharing results that help customers select the right lots faster.

    Tech transfer sits at the edge of many requests. Teams working at the gram scale one month can ramp up to kilogram runs with little notice. Our scale-up engineers conduct batch trials, note pressure and yield shifts, and provide detailed transition guides for industrial partners. Learning from each transition, we tweak isolation protocols to ensure the end product matches lab-bench expectations.

    Working Together Toward Better Chemistry

    Our journey with 2-Hydrazinoquinoline taught us patience, vigilance, and the value of hands-on care. Between listening to the real-world frustrations of researchers and putting in the work on the plant floor, we learned the difference between sending out a product and supporting a partner. Every melting point curve, every HPLC trace, each certificate sent out reflects that commitment. In the end, the work that leaves our site shapes the discoveries that come next in research, industry, and medicine—one reliable batch at a time.