5-Chloro-3-nitropyridine-2-carbonitrile

    • Product Name: 5-Chloro-3-nitropyridine-2-carbonitrile
    • Chemical Name (IUPAC): 5-chloro-3-nitropyridine-2-carbonitrile
    • CAS No.: 54745-96-5
    • Chemical Formula: C6H2ClN3O2
    • Form/Physical State: Solid
    • Factroy Site: No.968 Jiangshan Rd., Nantong ETDZ, Jiangsu, China
    • Price Inquiry: sales7@boxa-chem.com
    • Manufacturer: Nantong Acetic Acid Chemical Co., Ltd.
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    Specifications

    HS Code

    551413

    Cas Number 40036-46-6
    Molecular Formula C6HClN3O2
    Molecular Weight 185.54
    Iupac Name 5-chloro-3-nitropyridine-2-carbonitrile
    Appearance Yellow to brown solid
    Melting Point 86-90°C
    Solubility Slightly soluble in water; soluble in organic solvents
    Smiles C1=CC(=N(C=C1Cl)[N+](=O)[O-])C#N
    Storage Conditions Store in a cool, dry place, tightly closed container
    Pubchem Cid 25095944

    As an accredited 5-Chloro-3-nitropyridine-2-carbonitrile factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 25g package comes in a sealed amber glass bottle, labeled with hazard symbols, product name, chemical formula, and handling instructions.
    Container Loading (20′ FCL) 20′ FCL: Typically loaded with 12–14 MT of 5-Chloro-3-nitropyridine-2-carbonitrile in 25 kg fiber drums or bags.
    Shipping 5-Chloro-3-nitropyridine-2-carbonitrile is shipped in tightly sealed containers, protected from light, moisture, and incompatible materials. It is typically transported as a hazardous material, following relevant regulations for handling toxic and potentially harmful chemicals. Appropriate labeling and documentation are included to ensure safe and compliant shipping practices.
    Storage Store 5-Chloro-3-nitropyridine-2-carbonitrile in a cool, dry, and well-ventilated area, away from sources of heat, ignition, and incompatible substances such as strong oxidizers and acids. Keep the container tightly closed and protected from moisture. Use appropriate chemical storage containers, clearly labeled, and ensure secondary containment to prevent accidental release. Follow all relevant safety regulations and guidelines.
    Shelf Life 5-Chloro-3-nitropyridine-2-carbonitrile typically has a shelf life of 2-3 years when stored cool, dry, and protected from light.
    Application of 5-Chloro-3-nitropyridine-2-carbonitrile

    Purity 98%: 5-Chloro-3-nitropyridine-2-carbonitrile with a purity of 98% is used in pharmaceutical intermediate synthesis, where it ensures consistent batch quality and high reaction yield.

    Melting point 128°C: 5-Chloro-3-nitropyridine-2-carbonitrile with a melting point of 128°C is used in agrochemical active ingredient production, where thermal stability during processing is enhanced.

    Particle size ≤ 10 μm: 5-Chloro-3-nitropyridine-2-carbonitrile with particle size ≤ 10 μm is used in catalyst preparation, where increased surface area promotes faster catalytic reactions.

    Moisture content <0.3%: 5-Chloro-3-nitropyridine-2-carbonitrile with moisture content <0.3% is used in heterocyclic compound synthesis, where minimal hydrolysis risk improves process efficiency.

    Assay 99%: 5-Chloro-3-nitropyridine-2-carbonitrile with an assay of 99% is used in dye manufacturing applications, where high content of active substance results in vivid and uniform color production.

    Residual solvent <0.1%: 5-Chloro-3-nitropyridine-2-carbonitrile with residual solvent <0.1% is used in fine chemicals production, where low impurity levels support high product purity standards.

    Stability temperature up to 180°C: 5-Chloro-3-nitropyridine-2-carbonitrile stable up to 180°C is used in high-temperature synthesis workflows, where decomposition is prevented for reliable scale-up.

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    Certification & Compliance
    More Introduction

    Exploring 5-Chloro-3-nitropyridine-2-carbonitrile — Production Perspectives and Practical Uses

    Introducing 5-Chloro-3-nitropyridine-2-carbonitrile in Chemical Manufacturing

    Chemical manufacturing has always depended on the reliable supply of quality intermediates. 5-Chloro-3-nitropyridine-2-carbonitrile draws interest among the stable pyridine derivatives, not just because it sits well in a line-up of fine chemicals, but because it stands up to the specialized work in real-world synthesis. For those of us who regularly handle aromatics and heterocycles, this compound’s reactivity profile shows distinct advantages, especially for downstream functionalization. Its structure, defined by the chloro, nitro, and cyano groups attached directly to the pyridine, brings versatility in coupling, nucleophilic substitution, and reduction, compared to more basic chloropyridines or nitropyridine variants.

    Years of hands-on production experience have taught us that not all substituted pyridines are created equal. Each unique arrangement of substituents tailors the intermediate for a different chemical path or performance threshold. This particular compound, sometimes referred to in shorthand based on its three functional groups, tackles synthetic challenges where other intermediates lose selectivity or display less chemical stability. Where simpler pyridine derivatives struggle with further derivatization, or yield less predictable results under similar reaction conditions, this compound offers more robust outcomes.

    Consistent Manufacturing: The Foundation for Reliable Downstream Chemistry

    The precision of the manufacturing process for 5-Chloro-3-nitropyridine-2-carbonitrile strongly influences the success of subsequent synthesis steps. Our team has prioritized process optimization over the years. We invest in extensive purification routines after cyclization, chlorination, and nitration steps to deliver a product with narrow impurity profiles. Each batch comes through strict specification controls — moisture content, trace metals, and byproduct thresholds all fall within tight margins we set according to real-world feedback from synthetic users.

    As direct manufacturers, our facility doesn’t depend on repackaging or outsourcing. In day-to-day work, that means our technical teams can promptly make small process tweaks when noticing even minor shifts in impurity load or lot-to-lot variation. Since critical downstream reactions often depend on the subtle details, controlling these variables isn’t just about paperwork — it’s about reducing risks and delays for every lab and pilot plant that relies on our shipments.

    Product Model, Appearance, and Consistency

    The product typically leaves our facility as a pale-yellow crystalline solid. Material with off-color, excess dust, or abnormal agglomeration signals problems up-line, so our packaging and handling teams maintain a sharp eye. Over time, we have selected crystalline size and form factors based on the feedback of process chemists; this helps them weigh, dissolve, or further process the material without dealing with bridging, caking, or unexpected losses during transfer.

    Over dozens of batches, attention to physical specifications does more than keep jobs moving along the production line. Material that packs reliably in drums or bags, flows without clumping, and resists static charge proves easier to master in automated weighing systems or scale-up reactors. Our team recognizes these small optimizations keep schedules on track and reduce rework, especially at demanding pharmaceutical or agrochemical sites.

    Purity, Residuals, and Reliable Analytics

    Lab reports do not tell the whole story. High purity on a chromatogram means little if batch-to-batch variations sneak past, or if unexpected residuals create side reactions under scaling conditions. We focus on robust analytical support, routinely reporting purity as determined by HPLC or GC, matched to customer requirements, but never treating a single number as the only yardstick. Trace halides, residual nitrating acids, and unconverted pyridine precursors receive regular monitoring. Chemical makers have long understood how these minute composition shifts can ruin a day’s synthesis if neglected.

    Customer feedback reveals the true picture. We address real stories from colleagues who push for high-yielding coupling reactions, or who run accelerated stability trials for late-stage pharmaceutical intermediates. Chemical process teams cannot afford surprises in their starting materials. Our commitment to communication and root-cause investigation after any reported deviation has helped many clients avoid repeated troubleshooting at their own sites. The cost and time savings from right-the-first-time deliveries add up over years in this business.

    Process Integration — Real-World Utility in Synthesis

    This compound’s core advantages emerge most clearly in downstream utility. The electron-deficient ring, combined with strategic substitution, allows for clean nucleophilic aromatic substitution at the 5-position. Where more heavily substituted rings can resist direct reactions, this intermediate gives satisfying conversions under mild conditions. Process chemists in our network have adopted it as a go-to for diverse modifications: cyanation, amination, or cross-coupling steps proceed with less need for over-driving reaction conditions.

    Production teams know that time wasted filtering off tar, or tracking down elusive byproducts, never returns. Over the years, we have watched this compound’s chemical behavior lend itself to reliable, high-purity isolations, which translates to predictable scale-up for both pharma and agrochemical applications. It’s found much use as a starting unit for synthesizing advanced pyridine-based active ingredients or building blocks. In more streamlined routes, it saves steps and time, where comparable intermediates call for extra purification cycles or special setups to avoid unwanted side reactions.

    Distinct Features Compared to Other Pyridine Derivatives

    With a long shelf of pyridine-based intermediates at hand, we have seen the patterns. 5-Chloro-3-nitropyridine-2-carbonitrile stands apart from simpler mono-substituted bodies that lack the context for targeted functional transformations. Products bearing only a chloro or a nitro group can lag in downstream reactivity, missing out on the reactivity landscape this triple-substituted version provides.

    In contrast, more heavily substituted rings, cluttered with steric bulk or carrying electron-donating groups, often resist neat chemical routes, or only yield the desired intermediates under harsh reaction conditions. The balance struck by this product — neither stripped-down nor overbuilt — proves valuable. For direct amination or for selective reductions that stop at the right functional group, the chemoselectivity delivered here means less fiddling with exotic reagents, and fewer troubleshooting cycles to optimize selectivity.

    Use Cases Driving Technical Choice

    We’ve seen this intermediate step confidently through the pilot plants and commercial halls of innovative agrochemical and pharmaceutical companies. It serves as a starting point for nitrogen-dense scaffolds and select APIs found in both generic and branded medicines. The structure enables efficient construction of triazoles, pyrimidines, or higher-order fused heterocycles, branches that support diverse bioactivity profiles.

    Working closely with downstream chemists, our teams have supplied early-stage R&D as well as full-scale campaigns, adjusting delivery formats to fit custom synthesis projects and high-throughput processes. Teams have relied on this molecule for its capability in Suzuki and Buchwald-Hartwig couplings, and for forming advanced ligands or catalysts based on the pyridine skeleton. For many, the difference comes clear only under the microscope of daily lab work. Faster phase advancements, fewer purification cycles, and difficulties avoided all start with solid, reliable intermediates.

    Sustainability and Production Efficiency

    From a chemical manufacturer’s standpoint, process sustainability influences every calculation. During multi-step synthesis, waste reduction and energy conservation pay off at the production line and the balance sheet. Our team engineers each production route to minimize high-volume solvent use and recycles as many process streams as chemistry allows. By targeting high-yielding nitration conditions and efficient work-up protocols, we cut down byproduct production and reduce hazards, keeping operator risk to a minimum.

    Ongoing innovation matters here. Continuous improvements in chlorine and nitro group installation have trimmed cycle times and cut reagent loss — results only possible with a stable, directly accountable production core. We keep pressure on ourselves to keep cyclization steps sharp, and carefully monitor heat profiles and integration of cleaning-in-place systems. The results show in lower overall plant emissions and less interruption from downtime or unplanned batch corrections.

    Supply Chain Transparency and Batch Accountability

    Customers in specialty synthesis, custom manufacturing, or active ingredient development regularly ask for detailed traceability from their partners. Our direct control over each manufacturing lot makes it possible to issue full batch analytical data, origin documentation, and any compliance statement needed for regulatory or QMS purposes. Where intermediates sourced from brokerage chains sometimes come without full supporting data, our business model keeps us on the production side all the way, so unexpected regulatory or compliance snags stay rare.

    We accompany each delivery with full batch disposition history so that process chemists and compliance teams know what they are receiving. Regular audits and ongoing improvement policies keep records straight and help us address evolving industry standards. The trust built on these practices runs deeper than a stack of certificates. When requests arise for production method clarification, impurity origin, or process modifications, our manufacturing leads participate directly, cutting out layers of uncertainty and giving practical, firsthand answers.

    Customer Collaboration and Technical Support

    For process developers, technical support from the production end provides a real advantage. Customers frequently loop us into troubleshooting or new route development, relying on our down-the-line understanding of reaction tolerances and side-product formation. In our experience, success in kilo-lab or plant-scale campaigns starts with open channels between maker and user. The complexities of nitro and cyano chemistry do not forgive vague communications or generic advice.

    We have supported custom applications that demand slightly varied particle size, lower residual acidity, or modified solubility parameters. Sometimes these incremental changes spell the difference between efficient scale-up and repeated delays. The same goes for supporting process validations — analytical chemists on our team interface with customers to figure out best-fit methodologies or troubleshoot unexpected results in product qualification. The reputation we have built owes much to treating customer inquiries as technical partnerships rather than after-sale formalities.

    Regulatory and Quality Considerations in Production

    Tougher regulatory landscapes now require complete documentation and high reproducibility for even early-stage intermediates. Our ongoing investment in cGMP-aligned procedures, qualified cleaning protocols, and validation routines gives our clients in pharmaceuticals and crop sciences a material they can move through regulatory review without avoidable surprises. We have experience running site audits by major regulatory agencies and methodically supporting material-by-material qualification for new and existing products.

    Repeated requests for regulatory compliance data — whether residue reports, residual solvent analysis, or custom impurity profiles — reaffirm the importance of thorough recordkeeping. Fulfilling these requests at speed and depth only comes from genuine manufacturing expertise. Reliance on direct control improves delivery timelines and confidence, as each record reflects only well-documented, facility-controlled operations, not opaque supply chains or ad-hoc outsourcing.

    Key Learning from Years in Direct Production

    We have seen markets and requirements change, but the fundamentals of good manufacturing stay stubbornly constant. The value in an intermediate like 5-Chloro-3-nitropyridine-2-carbonitrile comes as much from how it is produced and supported as from its underlying structure. Process chemists who’ve been burned by unreliable sources or inconsistent handling turn to our expertise, knowing that a directly engaged manufacturer solves problems proactively — before they move down the pipeline.

    Direct batch control, rigorous analytics, ongoing process improvements, and responsive technical support all stem from our perspective as actual producers. No reseller, distributor, or trading desk can replicate the experience and responsibility that comes from daily handling, direct feedback, and constant adaptation to real production needs. Our pride rests not only in each pure batch but in the broad web of customer stories and successful campaigns built on a foundation of genuine, accountable supply.

    Moving Forward with 5-Chloro-3-nitropyridine-2-carbonitrile

    As specialty chemicals and pharmaceutical manufacturing grow more advanced, intermediates like 5-Chloro-3-nitropyridine-2-carbonitrile prove their worth far beyond baseline metrics. Material stability, reactivity tuning, and ease of downstream handling distinguish successful syntheses from the merely adequate. Our decades spent optimizing process steps, supporting varied customer requirements, and delivering analytical clarity find their best value in the shared outcomes of our partners across the chemicals sector.

    Continued evolution of end user needs challenges us to refine production, invest in new analytics, and explore better, safer, more sustainable methods for every batch. The lessons learned with this compound — from run-to-run consistency to technical transparency — carry through all our operations. The direct connection between manufacturer and application remains a powerful driver of quality and innovation in the fine chemistry field.