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HS Code |
392062 |
| Chemical Name | 1-Chloro-2,4-Dinitrobenzene |
| Synonyms | CDNB, Chlorodinitrobenzene |
| Molecular Formula | C6H3ClN2O4 |
| Molar Mass | 202.55 g/mol |
| Appearance | Yellow crystalline solid |
| Melting Point | 53-55 °C |
| Boiling Point | 315 °C |
| Solubility In Water | Slightly soluble |
| Density | 1.68 g/cm³ |
| Cas Number | 97-00-7 |
| Pubchem Cid | 7351 |
As an accredited 1-Chloro-2,4-Dinitrobenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for 1-Chloro-2,4-Dinitrobenzene (100 g) features a tightly sealed amber glass bottle with hazard and safety labeling. |
| Shipping | 1-Chloro-2,4-dinitrobenzene should be shipped as a hazardous material in compliance with relevant regulations (e.g., DOT, IATA). It must be packed in tightly sealed containers, properly labeled, and protected from heat, moisture, and incompatible substances. Appropriate safety documentation (SDS) and handling instructions must accompany the shipment. |
| Storage | 1-Chloro-2,4-dinitrobenzene should be stored in a tightly closed, clearly labeled container in a cool, dry, and well-ventilated area. Keep it away from sources of ignition, heat, and incompatible materials such as strong reducing agents and bases. Store in a designated chemical storage cabinet, preferably for toxic and hazardous substances. Ensure proper secondary containment and restrict access to trained personnel only. |
Applications of 1-Chloro-2,4-Dinitrobenzene in Industrial ManufacturingAs an established manufacturer of 1-Chloro-2,4-Dinitrobenzene, we supply this intermediate to leading chemical industries committed to precise formulation, stringent compliance, and process efficiency. Our product integrates smoothly into advanced downstream workflows where reliability, traceability, and consistent purity are mission-critical to final product quality and regulatory acceptance. Below, we detail primary application tracks supported by in-house technical experience, customer feedback, and established best practices in industrial deployment. 1. Synthesis of Rubber Accelerators (Rubber Vulcanization Aids)Leading producers of rubber accelerators rely on 1-Chloro-2,4-Dinitrobenzene as a key nitration intermediate, primarily in the manufacture of ethylene thiourea (ETU) and related agents for high-performance rubber goods. Its role extends beyond simple precursor functionality: it determines downstream reactivity profiles and final product processing characteristics. Correct dosage and handling directly influence final accelerator purity, safely supporting demanding vulcanization requirements for automotive, aerospace, and industrial elastomers. Industry compliance standards
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2. Production of Agrochemical IntermediatesMajor agrochemical manufacturers select this compound to synthesize phenylurea and thiourea derivatives, serving as intermediates for herbicide and fungicide actives. Its function in multi-step synthesis enables downstream introduction of selective substituents and influences both biological activity and shelf-life stability of final crop protection agents. Process design must balance reactivity with environmental safety, requiring full traceability and batch-to-batch reproducibility. Industry compliance standards
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3. Manufacturing of Dyestuff IntermediatesTextile dye and pigment manufacturers utilize this compound as a vital intermediate in azo dye and sulfur dye production chains. It serves as an electrophilic substrate for downstream coupling and reduction, controlling key chromophore introduction during primary dye development. Its selection impacts both color purity and fastness, enabling compliance-driven textile and paper dye solutions with scalable, reproducible results. Industry compliance standards
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4. Preparation of Pharmaceutical IntermediatesPharmaceutical compound manufacturers employ 1-Chloro-2,4-Dinitrobenzene as an advanced intermediate for select active pharmaceutical ingredient (API) syntheses, mainly in the production chains of antiparasitic and certain antibacterial agents. Its reliability in forming reactive nucleophilic substrates under tightly controlled GMP conditions supports final product safety and documentable origin, meeting regulatory inspection standards for trace impurities and handling. Industry compliance standards
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Every batch of 1-Chloro-2,4-Dinitrobenzene we produce stems from decades of on-the-ground experience. Our team operates reactors not far from the analysis lab, so we learn pretty quickly how minor changes in process conditions can ripple through final product quality. People in labs, factories, and industrial plants aren’t looking for generic claims—they expect predictably high purity and full traceability, whether they’re working on research, dye production, or synthesis of pharmaceutical intermediates.
Producing 1-Chloro-2,4-Dinitrobenzene at commercial scale calls for more than regulatory compliance. Years ago, we figured out that tiny tweaks, such as adjusting reaction temperature by a single degree or switching to a different grade of nitrate, impact final purity and hue. The market expects a pale-yellow crystalline powder, with little or no variation between lots. Even a minor impurity spike draws questions from long-term partners. To maintain trust, we run constant HPLC and GC checks during every production shift, holding to a minimum purity of 99%. Despite the investment, critical control steps in drying, packaging, and moisture management keep samples stable and meet long-term storage demands.
Unlike bulk commodity traders, we own every piece of equipment and source base materials directly. For most orders, the standard model includes specification to 99% assay, moisture content below 0.5%, and crystal size within a tight distribution to support smooth charging in downstream reactors. We built out our lines with professional operators who take pride in nailing the same spectrum on every finished batch. Anything less gets flagged immediately. In our view, this attitude matters much more than formal certifications—it’s about protecting both our reputation and the projects our material fuels.
We’ve seen customers compare options from various sources, and they often mention black specks or off-odors in other materials. Over time, we learned to monitor not only purity and water content but also color stability and dust generation during handling. Off-spec lots don’t get sent out the door. Quality teams walk the floor, checking not just paperwork but actual product flow. In side-by-side trials, our 1-Chloro-2,4-Dinitrobenzene stands out for free-flowing granules and tight batch repeatability. Several feedback rounds pushed us to refine our drying process, so our finished product has less static and clumping—even after months in warehouse storage.
Over the years, we’ve supported synthesis projects in dyes, agrochemical intermediates, and specialty pharmaceuticals. Most users want unambiguous data supporting reactivity with amino groups in aromatic substitutions or nucleophilic reactions. Large dye manufacturers, for instance, require batches with consistent melting points, as minor changes affect downstream color quality. Pharmaceutical clients focus on ultra-low trace impurities, since any contaminant could impact a multi-step synthesis. We engage directly with R&D departments to test custom modifications, whether granule size or special packaging, and keep feedback loops tight, so improvements roll out within weeks, not quarters.
Over the past decade, we have watched raw material markets swing unexpectedly. Scheduled shipments sometimes get delayed due to port congestion or border checks. By investing directly in feedstock supply and keeping tight relationships with long-term providers, we stay ahead of these bumps. We never rely on spot-market intermediates, which helps us avoid surprises in specification. Some peers have cut corners or run lean inventories; we’d rather keep reserves on hand, even if it ties up working capital. This positions us to deliver without excuse, no matter how the market shifts.
While working through audits from new and returning partners, we found most technical teams want to walk the site, ask detailed questions, and pull reference samples. They rarely ask about price before verifying traceability and historical quality consistency. Our database goes back years, so every drum can be traced to its raw material lot, reactor operator, and storage duration. We stay up front about short-term quirks and long-term performance, supplying supporting documents, full analytical run data, and control charts. Regular clients don’t want surprises in their processes, so we overcommunicate if a parameter changes, shutting down speculation before it starts.
Any facility handling 1-Chloro-2,4-Dinitrobenzene deals with real operational risks. This is a sensitizer and irritant. Teams need clear handling protocols, proper venting, and spill containment. Our lines are built with closed systems and automated dosing; manual handling gets kept to the absolute minimum. Every station stocks calibrated PPE and decontamination materials. Years of hazard logs led us to revise training and incident review procedures. We learn from every near-miss and continually improve protections, not only for our own teams but for customers downstream who deserve confidence in what they receive.
It takes more than paperwork to catch the little things that matter in large-scale chemical production. Minor heat swings in the nitration stage led to occasional darkening or off-odors years ago, so we upgraded our control systems and started running pilot trials on process tweaks. The people stirring vessels and switching filters pass notes back to the engineers, so fixes happen quickly and stay rooted in practical reality. Our maintenance team keeps an eye out for corrosion in process piping, since trace iron can catalyze unwanted side reactions during chlorination. Old equipment gets phased out early, and we regularly audit both hardware and SOPs to keep output consistent.
Customer needs have changed over time. A shift from solvent-based processing in the dye industry to more water-based applications put new pressure on our product’s dispersibility and solubility profile. We ran a series of tests and pilot lots to dial in crystallization parameters and screening mesh, lowering dust and particle agglomeration. R&D feedback led to a shift in drying temperatures and packaging liners—simple fixes driven by those who actually use the product, not just read about it in technical files. Our lab spends more time on real-world simulation—bench-top doesn't count if it doesn’t function the same way at plant scale.
We’ve been through stringent regulatory reviews for both export and domestic plant licensing, facing audits that dissect every stage of production. Documentation isn’t an afterthought—it traces every step, from raw unloading to finished product storage. Our teams work directly with regulatory agencies and client auditors to clear up questions about effluent handling and waste treatment. We built in vapor scrubbers and upgraded wastewater units to prevent environmental cross-contamination. Any deviation from standard protocol gets logged and addressed in real time. Confidence grows with transparency, and we let clients review internal audit results, not just final batch certificates.
Plant tours often reveal real differences. Our operators have experience and spot process anomalies before they become quality problems. Many third-party brokers handle goods produced by others, so they lack insight about how to make improvements. When clients challenge a test result or request specialized sizing, we move quickly, since our team runs the equipment directly. Brokered or sourced material, often repacked elsewhere, tends to show more variability—longer supply chains multiply the risk of error or contamination. Over the years, we have seen competitors switch packaging or switch plant sources, only revealing the change after quality slips. Direct engagement builds trust that withstands changing market conditions.
The pressure to scale up can lure manufacturers into cutting corners on quality monitoring or raw material inspection. We took a different approach—tripling our QC investments as volumes increased. Our expansion plans come with parallel boosts in staff training and equipment redundancy. Cross-training lab and operations staff means problems get caught earlier. We hold regular “pause points” to regroup and reset protocols based on what line workers see, not only what management plans. Every new reactor or packaging line goes through several months of parallel operation before taking the full load. Clients have come to expect this deliberate approach, connecting quality not only to technical expertise but to institutional memory and transparency.
Large-scale buyers aren’t the only ones we support. New R&D projects present us with fresh challenges—tuning reactivity, adjusting granule size, or offering technical data to support synthetic schemes. We keep close relationships with university researchers and industrial formulation teams to learn where our product fits into new concepts. Experimental feedback—formatted spectra, kinetic data, and application notes—sometimes turns into new production variants or custom packaging. We have always believed that ground-level collaboration beats arm’s-length transactions. Whether supporting high-throughput screening or specialty organic synthesis, our technical team prefers real dialogue and honest feedback.
Recent disruptions to supply chains underscored the benefits of maintained inventories and direct logistics control. Some peers faced stockouts or late deliveries, while we could buffer our regular partners against market shocks. We use multi-modal transport and backhaul arrangements to stay flexible. Seasonal plant shutdowns in upstream industries rarely disrupt delivery as we synchronize production and shipment schedules with client needs. For especially critical projects, we coordinate rolling shipments and keep regular updates coming so no one is left guessing about ETAs or lot quality. Our own experience has shown that the more you own and understand your process, the better you can adjust to outside uncertainties.
Investment in tech isn’t just a cost—modernization cuts both bottlenecks and impact. We allocated resources to automate charging and transfer, which not only increases throughput but reduces operator exposure to hazardous intermediates. Filtration systems run efficiently and generate lower volumes of wash waste, helping us beat current industry benchmarks for discharge. We recovered more byproduct, minimizing landfilled material and capturing value that would have been lost. Solar generation has powered a greater fraction of our site over time. We continue to look for ways to lighten load on both local air and water systems. Every improvement carries through to a cleaner supply chain and fewer headaches for clients facing end-customer sustainability demands.
Traceability isn’t just for inspections—it’s a living system that let us nail down the root cause of any deviation. Every input, from sodium chloride to nitric acid, links to digital batch records. Our operators scan product lots at each production point, so pulling history on a finished drum is a minute-long process. If a client calls about a complaint—even months later—we re-run archived analytical samples and deliver full disclosure on plant conditions that day. This lets us offer real partnership, stepping into problems side by side, rather than hiding behind generic canned responses. Accountability builds loyalty and helps us improve with each cycle.
Pricing pressure comes and goes, but most professionals prefer not to risk costly rework or plant downtime. We regularly hear from process engineers whose previous suppliers failed to communicate a critical change, resulting in lost batches or emergency shutdowns. Experience taught us to communicate proactively, offering detailed transition plans and backup support. A bulk order is only as good as the support that follows it into production. We keep technical points of contact open—engineers can reach actual decisionmakers at our plant, not just salespeople. This cuts through delays and misunderstanding, letting our teams work together as partners, not adversaries.
Our perspective comes from living day-in and day-out in the world of chemicals, where reliability and transparency matter as much as benchmark numbers on a certificate. We’ve seen how 1-Chloro-2,4-Dinitrobenzene opens doors for new dye chemistries, modern pharmaceutical candidates, and efficient agrochemical synthesis. Every improvement in process control, packaging, and support ripples through to the end product. We plan new investments with our long-term clients in mind, promising not just steady supply, but ongoing innovation and practical responsiveness as industries evolve. Each day brings new challenges and fresh opportunities to build a supply chain that works—tested on our own reactors, in the hands of real operators, and serving the forward momentum of our technical partners around the world.