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5-Nitro-2-Furoyl Chloride

    • Product Name 5-Nitro-2-Furoyl Chloride
    • Alias 5-nitro-2-furoyl chloride
    • Einecs 239-070-2
    • 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

    142018

    Name 5-Nitro-2-Furoyl Chloride
    Cas Number 26252-51-1
    Molecular Formula C5H2ClNO4
    Molecular Weight 191.53 g/mol
    Appearance Yellow to orange crystalline powder
    Melting Point 53-56°C
    Density 1.6 g/cm³ (approximate)
    Solubility Reacts with water; soluble in organic solvents
    Purity Typically ≥98%
    Storage Temperature 2-8°C, keep tightly closed and dry
    Smiles C1=C(OC(=C1)[N+](=O)[O-])C(=O)Cl
    Inchikey CFVBEVIYEQOVAC-UHFFFAOYSA-N
    Hazard Statements Causes skin and eye irritation; harmful if inhaled

    As an accredited 5-Nitro-2-Furoyl Chloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 250 g tightly sealed in an amber glass bottle with a red hazard label, indicating `5-Nitro-2-Furoyl Chloride`, stored in dry conditions.
    Shipping 5-Nitro-2-Furoyl Chloride must be shipped as a hazardous material, typically under UN 1760 (Corrosive Liquid, n.o.s.), in tightly sealed containers. It should be packaged according to regulations for toxic and corrosive substances, kept away from moisture and incompatible materials, and transported with appropriate hazard labeling and documentation.
    Storage 5-Nitro-2-Furoyl Chloride should be stored in a cool, dry, and well-ventilated area, away from moisture and incompatible substances such as bases, strong oxidizers, and amines. Keep the container tightly closed and protected from light. Store in a corrosion-resistant container with a resistant inner liner. Use secondary containment, and ensure proper labeling to avoid accidental exposure or reactions.
    Application of 5-Nitro-2-Furoyl Chloride

    Applications of 5-Nitro-2-Furoyl Chloride in Industrial Manufacturing

    As a dedicated manufacturer of 5-Nitro-2-Furoyl Chloride, we supply this specialty intermediate to industrial customers operating in advanced chemical sectors. Our product meets process-critical requirements across several high-value downstream applications. Below, we detail core manufacturing scenarios observed in established industries.

    1. Pharmaceutical API Intermediate Synthesis

    Pharmaceutical companies use 5-Nitro-2-Furoyl Chloride in targeted synthesis steps for anti-infective and anti-inflammatory active pharmaceutical ingredients. The material acts as a selective acylating agent when constructing heterocyclic API scaffolds. Timing of addition follows amine deprotonation, under inert atmosphere. Technical teams adjust input quantity based on stoichiometry and impurity thresholds referenced from DMF filings. Process chemists require highly controlled addition to avoid side reactions that could compromise GMP batch records or downstream purification cycles.

    Industry compliance standards

    • ICH Q7 for GMP API production
    • USP and EP monograph compliance (where applicable)
    • 21 CFR Part 211 for process validation
    • REACH registration for safe chemical handling

    Typical usage ratio

    • 0.8–1.2 molar equivalents relative to amine reactant; adjusted based on batch yield data and impurity profiling

    Downstream process integration

    • Added after base addition, during acylation phase of multi-step API synthesis
    • Reaction conducted under nitrogen, temperature kept below 10°C to prevent byproduct formation
    • Unreacted chloride removed in aqueous workup, followed by affinity chromatography downstream

    Final product types

    • Nitrofuran-based active pharmaceutical ingredients (e.g., furazolidone derivatives)
    • Custom anti-infective APIs for regulatory-approved markets
    • Precursor molecules for CNS-acting agents

    2. Agrochemical Synthesis and Pesticide Formulation

    Major agrochemical manufacturers utilize our material as a building block for advanced furan-based pesticide and fungicide compounds. The selective reactivity of the furoyl chloride group enables attachment to aromatic nucleophiles in the construction of crop protection molecules. Process engineers monitor addition rates via in-line titration to control exothermicity and support safe scale-up. The compound performs in closed reactor systems with continuous emission monitoring to comply with environmental controls.

    Industry compliance standards

    • FAO/WHO pesticide specification standards
    • ISO 9001:2015 for quality assurance
    • OECD guidelines for terrestrial environmental safety
    • REACH restriction compliance for worker safety

    Typical usage ratio

    • 1.0–1.5 equivalents per nucleophile acceptor; minor adjustment according to intermediate purity targets or specific pesticide formulation recipes

    Downstream process integration

    • Integrates during batch or continuous synthesis of furoyl-based pesticide actives
    • In situ quenching of excess chloride post-coupling via sodium carbonate
    • Intermediate processed further through esterification or amination, depending on the targeted agrochemical

    Final product types

    • Systemic and contact pesticides
    • Furan-derived fungicides
    • Active intermediates for crop protection blends

    3. Specialty Dye and Pigment Intermediate

    Manufacturers of specialty dyes use 5-Nitro-2-Furoyl Chloride as a furoylation agent in synthesizing colorfast pigments for textiles, plastics, and industrial coatings. The nitro-furan functionality delivers both chromophoric intensity and chemical stability under heat and UV. Batch operators dose the raw material into stirred solution at fixed intervals, balancing color strength with required process safety margins. QC departments track downstream product purity and consistency via absorbance spectrophotometry and chromatographic methods.

    Industry compliance standards

    • OEKO-TEX Standard 100 for textile safety
    • EU REACH Annex XVII on pigment hazard control
    • ISO 787/24 for pigment quality testing
    • US TSCA requirements for specialty dye import/export

    Typical usage ratio

    • 0.5–1.0 molar equivalents per coupling substrate (adjusted for tone depth and fastness specifications)

    Downstream process integration

    • Furoyl chloride introduced post-diazo coupling in pigment condensation reactions
    • Product isolated via filtration and crystallization before formulation into dispersions
    • Waste chloride captured and neutralized to meet EHS compliance

    Final product types

    • Acid and reactive textile dyes
    • Lightfast pigments for plastics and paints
    • Custom chromophores for specialty inks

    4. Advanced Polymer Modification Agent

    Polymer producers integrate 5-Nitro-2-Furoyl Chloride to introduce functionalized furan rings into specialty copolymers and engineering plastics. This chemical participates in nucleophilic acyl substitution reactions with primary or secondary amines or hydroxy-terminated polymer backbones, influencing polymer chain architecture and performance. Manufacturing engineers schedule its addition during reactive extrusion or compounding to achieve target physical properties such as enhanced thermal resistance and oxidative stability.

    Industry compliance standards

    • ISO 9001 for polymer production
    • FDA 21 CFR 177 where applicable for food-contact polymers
    • EU REACH authorization for downstream polymer safety
    • ASTM D256 and D638 for mechanical properties testing

    Typical usage ratio

    • 0.1–2 wt% by polymer mass, modulated by reactivity of base polymer and desired grafting level

    Downstream process integration

    • Metered into melt-blend during compounding or reactive extrusion
    • May undergo further cross-linking with polyamine/epoxy additives
    • Excess reagent neutralized prior to downstream pelletizing

    Final product types

    • High-performance furan-modified engineering plastics
    • Specialty co-polymers for electronic insulation
    • Oxidation-resistant films and fibers
    Free Quote

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    Certification & Compliance
    More Introduction

    5-Nitro-2-Furoyl Chloride: Precision Chemistry from the Source

    Our Commitment to Chemical Craftsmanship

    Producing 5-Nitro-2-Furoyl Chloride at scale brings certain realities to the surface that only those who work directly with the materials and equipment can fully understand. We approach this compound with a sense of purpose: every batch must meet exact purity standards, every shipment must carry the consistency that downstream manufacturers trust. From raw material selection to the final seal on a drum, our focus never leaves quality and reliability.

    Working with 5-Nitro-2-Furoyl Chloride on the manufacturing floor means we come face-to-face with its defining characteristics—sharp reactivity, distinctive odor, and that signature yellow-tan hue. These properties stem directly from its molecular structure, where the nitro and acyl chloride groups open up avenues in pharmaceutical synthesis and fine chemical manufacture. This isn't an off-the-shelf intermediate; it's a compound engineered for chemists with ambitious projects in mind.

    Consistent Output Backed by Real-World Experience

    Every week we analyze production logs, keeping an eye on variables that influence reproducibility—moisture control, reaction temperature, resin bed changes, or any equipment maintenance that might cause subtle shifts. Our technicians know the feel of a well-run reaction: the way the solution clarifies, the timing of precipitation, the right color development. This gives our process strength against the bottlenecks and upsets that less-experienced hands might miss.

    End-users in the active pharmaceutical ingredient (API) sector often zero in on the purities, controlled levels of residual solvents, and even the batch traceability records. We don’t treat these steps as overhead, but as core proof that our product can move up regulatory chains. Our data trails stretch from incoming raw material certificates to the final chromatograms attached to each delivery lot.

    Understanding Specifications by Listening to Laboratories

    5-Nitro-2-Furoyl Chloride typically finds demand in its pure crystalline form. End customers rarely tolerate the presence of water or other chlorinated byproducts, since sensitivity downstream can magnify those tiny impurities into real problems—unexpected byproduct patterns during syntheses or catalyst poisoning. We have seen what can happen when a shipment produced with loose moisture control hits a customer’s high-stakes batch: rework, loss of time, and unexpected analytical results that ripple back through the supply chain. That’s why our specifications for content, appearance, and stability are the outcome of years listening to chemists and engineers rather than what looks good on paper.

    Handling this acyl chloride as a bulk manufacturer means we respect both the chemical and the people that use it. Training goes beyond theory into practice: everything from atmospheric controls to specialty lining materials in storage drums. Even when the target purity reads above 98.5% by titration and chromatography, we know it’s those last few tenths of a percent where most deviations can hide.

    What Sets Genuine Manufacturer Supply Apart

    Many laboratories may have sourced 5-Nitro-2-Furoyl Chloride indirectly. Some may not realize the difference that traceability and genuine manufacturing control play in long-term research and production. From our vantage point, the difference is more than just process documentation. We track not only the yields and reaction completeness, but also operational details such as how fast a batch cools, the way filtration lines need cleaning, how freshly packed desiccant beads affect moisture pickup over time.

    This hands-on approach means we see the full lifecycle. From raw furan to packaging the final crystalline powder, each handling point gets attention. For specialty users—such as those developing kinase inhibitors or agrochemical actives—the choice between a chemical made at scale in a real plant versus repackaged or relabeled product can spell success or failure in development. Each drum or bottle from us carries with it the history, not just the paperwork, of a substance handled by chemists who know it by feel and smell, not just by page.

    How 5-Nitro-2-Furoyl Chloride Compares to Alternatives

    Clients sometimes ask about switching in and out of alternative acylating agents. Furoyl chloride analogs—such as unsubstituted furoyl chloride, or those with chloro or methoxy substitutions—bring different levels of reactivity, stability, and selectivity. In contrast, the nitro group on 5-Nitro-2-Furoyl Chloride raises both electron demand and potency as a coupling partner. Those targeting pharmaceutical intermediates, such as certain furan-based amide linkages, see better yields and cleaner reactions with our material.

    From a production standpoint, handling the nitro analog involves a tighter grip on safety and environmental controls. Nitrated aromatics bring known challenges: their concentration and temperature windows feel narrower, and operators need both careful training and reliable PPE. On our site, we've built decades of practical know-how adjusting process parameters, swapping out pump materials, and refining waste stream management, so the unique risks of this product category never become an afterthought.

    Practical Use: What Chemists Count On

    Most use cases see 5-Nitro-2-Furoyl Chloride as a key coupling partner for making new chemical entities or intermediates. Real-world manufacturer experience shows this product performs best in anhydrous systems; most production analysts test extensively for hydrolysis byproducts since the acyl chloride reacts quickly with even small traces of moisture. By supplying the product in moisture-barrier containers and continually checking the fill head atmosphere, we keep the risk of decomposition low, extending shelf life and ensuring a higher success rate for our downstream customers’ syntheses.

    Several process chemists have told our support teams about their positive experiences—fewer incidents of gelation, predictable release of byproducts, and manageable exotherms in scale-up reactors—compared with samples sourced from bulk trading channels. These outcomes didn’t arrive by chance. Our staff spent years tweaking the quenching steps and perfecting the extraction solvents, so every chemist who uncaps a container knows they’re working with a tried-and-tested material, not a repacked leftover.

    Supporting Industry Evolution: Why This Matters

    Every sector, from pharmaceuticals to materials research, searches for building blocks with clear source credentials and stable quality. Volume doesn’t compromise our attention to contamination prevention. We have seen the mess that can result from poor dosing, faulty seals, or pumps that haven’t been serviced. These aren’t hypotheticals, they come from lived manufacturing experience. Good chemical production means anticipating what may go wrong before it does.

    When clients request customized packaging, adjusted specification ranges, or direct shipment integration, we don’t reach for generic solutions. We draw from years working shoulder-to-shoulder with process operators, lab technicians, and QC analysts. Wanting to avoid phone-tag with third parties, many choose to buy direct, because they value a timely answer when a process deviation or supply chain hiccup needs attention.

    Environmental Responsibility from the Producer’s Viewpoint

    Every kilogram of 5-Nitro-2-Furoyl Chloride leaves our facility with a record not just of its chemical data, but a mapped-out waste handling footprint. Our site engineers have overhauled scrubber designs and adopted solvent recovery steps to reduce emissions and ensure compliance with current environmental guidelines. Chemical plants need more than rules—they require determination to meet expectations that change every year.

    Handling this compound, we know the sensitivity needed for compliance. Our investments in monitoring and filtration equipment arose directly from on-the-floor reports about the challenges unique to the production of nitroaromatic acyl chlorides. When emissions from batch reactors drifted too close to threshold limits, it wasn’t a memo that fixed the problem. It was daily participation, changing wash protocols, recalibrating detectors, listening to operators, and running pilot trials to lower environmental loads while building up manufacturing robustness.

    Reliability Builds Industry Trust

    Projects with tight commercial timelines can’t stall for material inconsistencies. Decades of technical feedback shape our view: every time a chemist finds an unexpected crystal form or result, it becomes a data point for us. If a batch shows slight discoloration, it’s examined immediately and doesn’t ship without explanation. From adjusting process crystallization to auditing filter suppliers, each improvement stems from a culture that values technical, hands-on problem solving.

    Over time, we’ve found that research divisions in pharmaceutical houses or academic labs rely on our consistency because their projects often move from 100-gram trial runs to multi-kilogram campaigns. That scale-up puts stress on raw material supply and highlights every deviation. Our live operational data, shared openly in response to customer queries, allow for informed decisions about project scheduling and risk reduction.

    Beyond the Label: Expertise Built In

    Sourcing directly from a single manufacturer of 5-Nitro-2-Furoyl Chloride means more than just risk containment—chemists know who’s responsible when questions arise. By handling both process and QC in-house, we enable swift troubleshooting. Our technical support teams speak daily with plant operators, allowing for details about specific production runs when clients request additional information for regulatory filings or internal validations.

    Chemists working with our product reach out for information ranging from solubility trends in niche solvents to thermal stability ranges in unusual reactor setups. These questions get real answers, not generic templates. Many challenges only surface with years of practical manufacturing exposure. Our combined lab and plant expertise mean even small changes in chloride content, furan ring substitution, or trace metal levels get immediate, meaningful investigation.

    Lessons from Years of Production

    Step onto the production floor and it’s clear that real-world chemical manufacturing rarely matches a textbook flowchart. Our operators anticipate the subtle signs—a little extra fume from a vent, a color shift in the reactor, a change in viscosity as each batch completes. This attention beats abstract quality policies. Each success, every resolved incident, builds a mental map, so we make fewer mistakes batch after batch.

    When a customer’s batch behaves unexpectedly, our first resource is that well of practical experience dealing with oddities: slight shifts in raw material supplier lots, adjustments in reaction pH, or tuning antisolvent addition rates during crystallization. Others may simply suggest “run another analysis,” but we provide options rooted in manufacturing reality—alternate workups, protocols for conditioning, or alerting clients to regional temperature effects on storage and transport.

    Future Directions: Continuous Improvement and Transparency

    The chemical industry moves fast—regulations, demand, and technology always push up against each other. Our team believes that what sets a manufacturer apart is resilience and willingness to share practical knowledge. We embrace process review, cross-disciplinary input, and direct customer feedback. Each year, our plant runs pilot lines to test greener synthesis routes, more efficient distillation steps, or safer packaging alternatives.

    Some of these trials lead to full-scale changes, others teach hard lessons about what doesn’t work. Either way, the value lies not just in the chemical output but in the expertise we pass to every customer with each shipment of 5-Nitro-2-Furoyl Chloride. Whether the next innovation comes from our reactors or our clients’ test benches, ongoing collaboration, grounded in years of shared real-world experience, drives us forward.

    Conclusions Shaped by Daily Practice

    Producing 5-Nitro-2-Furoyl Chloride isn’t about generic claims or vague assurances. It results from an ongoing relationship between the chemistry, the people who manufacture it, and the clients pushing the boundaries of what’s possible. Our knowledge doesn’t start or end with a COA; it’s embedded in every practical decision we make, every improvement we drive, and every partnership we support.

    We hope that the value of direct manufacture becomes clear in your own applications—through improved reliability, reduced material setbacks, and confidence that every order stems from a team with real experience, not intermediaries. As chemists working directly with the craft, we invite dialogue, detailed requests, and challenging technical questions, because the best results—on the plant floor or at the bench—always come from people who know their product inside and out.