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HS Code |
913922 |
| Cas Number | 2148-56-3 |
| Molecular Formula | C7H7N3 |
| Molecular Weight | 133.15 g/mol |
| Appearance | Light brown crystalline powder |
| Melting Point | 133-137 °C |
| Boiling Point | Unknown (decomposes) |
| Solubility In Water | Slightly soluble |
| Density | 1.25 g/cm3 (approximate) |
| Purity | Typically ≥98% |
| Synonyms | 2,5-Diamino-1-benzonitrile |
| Structure | Benzene ring with amino groups at positions 2 and 5, and nitrile group at position 1 |
| Storage Conditions | Store at 2-8°C, keep container tightly closed |
As an accredited 2,5-Diaminobenzonitrile factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for 2,5-Diaminobenzonitrile, 25 grams, consists of a sealed amber glass bottle with hazard labels and tamper-evident cap. |
| Shipping | 2,5-Diaminobenzonitrile is shipped as a solid chemical in tightly sealed containers to prevent moisture absorption and contamination. It is classified as a hazardous material and must be labeled appropriately. Transportation follows relevant safety regulations, typically involving ground or air freight, with documentation detailing its chemical properties and handling instructions. |
| Storage | 2,5-Diaminobenzonitrile should be stored in a tightly sealed container, in a cool, dry, well-ventilated area, away from direct sunlight, moisture, and incompatible substances such as oxidizers and acids. Ensure proper labeling and secure storage to prevent accidental release. Use secondary containment if possible and follow all relevant safety and regulatory guidelines for chemical storage. |
Applications of 2,5-Diaminobenzonitrile in Industrial Manufacturing2,5-Diaminobenzonitrile serves as a core intermediate in specialized chemical synthesis. Its reactivity delivers precise value in dye, pharmaceutical, and polymer industries. Explore detailed industrial downstream applications, including compliance benchmarks, formulation guidance, process points, and ultimate end-product classes. 1. Synthesis of Specialty Benzimidazole PharmaceuticalsIn our facilities, 2,5-Diaminobenzonitrile is an essential starting material for benzimidazole ring construction, primarily for active pharmaceutical ingredients such as antiulcer and antiparasitic agents. Direct condensation with suitable acids or aldehydes under controlled pH and temperature ensures a high-purity intermediate, crucial for medicinal chemistry programs focusing on heterocyclic scaffolds. Industry compliance standards
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2. High-Performance Dye and Pigment ManufacturingManufacturers rely on our expertise delivering 2,5-Diaminobenzonitrile to synthesize azo and anthraquinone dyes, targeting textile and plastics applications that demand consistent chromatic performance. Our product enters coupling reactions, forming highly substituted aromatic amine structures that impart vibrant color and durability in final pigment formulations. Industry compliance standards
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3. Polybenzimidazole (PBI) Engineering Polymer ProductionPolymer processors use 2,5-Diaminobenzonitrile as a diamine monomer in the synthesis of high-performance polybenzimidazole fibers and films. Its introduction to polycondensation reactions with aromatic diacids produces thermally stable and flame-resistant engineering plastics, demanded in aerospace and protective fabric sectors. Industry compliance standards
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4. Agrochemical Active Ingredient IntermediateChemical synthesis teams in the agrochemical sector incorporate our 2,5-Diaminobenzonitrile when constructing select phenylpyrimidine or phenyltriazine cores used in advanced herbicides and fungicides. This intermediate allows precise arrangement of functional groups, critical to achieving regulatory-compliant activity and environmental safety. Industry compliance standards
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5. Electronic and Specialty Chemical IntermediatesComponent manufacturers in advanced electronics tap the reactivity and purity of 2,5-Diaminobenzonitrile for the synthesis of specialty heterocyclic compounds in semiconductors, OLED materials, and display coatings. Its bifunctional structure introduces controllable electronic and optical properties into custom formulations. Industry compliance standards
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In our years of chemical manufacturing, few compounds speak more to material reliability than 2,5-diaminobenzonitrile. The molecular formula C7H7N3 hints at a structure that positions amino groups at the 2 and 5 points on the benzonitrile ring, giving it a robust foundation for downstream applications. Our dedicated production lines continuously yield batches with purity above 99%, which is a crucial figure—they’re checked with regular HPLC audits and spot-checked with NMR for consistency. Customers have stressed the difference high-purity lots make in yield and reproducibility, especially when scaling from pilot to commercial synthesis. The physical appearance runs from pale beige to light gray crystals that disperse in water and selected organics. Odd as it may sound, the color tells a story—small shifts hint at process or storage hiccups, which our operators catch before shipping. That vigilance is part and parcel of repeatable quality.
Every kilo of 2,5-diaminobenzonitrile from our site flows directly into research or production pipelines. The bulk of end-users bring it into pharmaceutical research, especially during the creation of pharma intermediates and as a precursor to advanced heterocycles. The two amino groups present on the aromatic ring allow for a range of modifications—condensation, cyclization, and acylation reactions routinely start here. Chemists count on these functional handles for targeted substitution, making this compound indispensable when control and selectivity drive success. In our correspondence with manufacturing chemists, they share lab notes on the way the electron-withdrawing nitrile group steers reactivity, ensuring fast conversions and higher purity of target molecules.
Besides pharma, we watch a steady stream heading into agrochemical syntheses, with a focus on specialty herbicide scaffolds. The intermediate goes through controlled transformations—a stepwise process where missteps cost dearly in both time and resources. Our customers in crop sciences remind us that small impurities can echo into the final product, causing downstream headaches. We’ve received positive feedback from teams who credit the photostability of our 2,5-diaminobenzonitrile for smoother storage and easier handing during multi-step synthetic sequences.
Manufacturers know a significant gap exists between 2,5-diaminobenzonitrile and similar molecules like 2,3- or 3,4-diaminobenzonitrile. The change in positions—minor on paper—shifts the chemical behavior in critical ways. Substitution at 2 and 5 delivers different steric and electronic parameters, influencing selectivity in subsequent coupling or substitution reactions. This difference becomes unavoidable the moment a chemist pushes for a specific regioisomer of a heterocycle. Conversations with R&D teams reinforce this point: using a differently substituted diamino benzene can introduce unwanted side products or force a complete redesign of a synthetic route. The time and cost savings from using exactly the correct variant are significant.
We also see demand for tight batch reproducibility, especially in a climate where regulatory compliance has grown stricter by the year. Pharmaceutical and agrochemical industries are not just buyers; they are partners held to rigorous audit standards. Every batch comes with a full Certificate of Analysis that goes beyond the basics—trace metal content, solvent residues, moisture content, and infrared spectra. In our experience, open data-sharing with clients gives them the confidence to scale processes without process hiccups. It’s more than checking boxes; it’s building manufacturing trust batch after batch.
Producing 2,5-diaminobenzonitrile at scale reveals several lessons. The starting materials—usually sourced as high-purity nitrobenzonitrile—demand solvent-free handling and precise temperature control, particularly through reduction steps. In our facility, teams maintain closed-column hydrogenations using proprietary Pd/C catalysts under low pressure, minimizing side reactions. The reaction work-up, including filtration and sequential washes, becomes a balancing act; over-washing saps yield, under-washing risks leaving behind metallic or organic byproducts. We keep a thick logbook filled with run histories, unusual situations, and incremental changes that led to yield improvements or easier purification.
Storing the finished product presents its own science. 2,5-Diaminobenzonitrile has a reputation for mild hygroscopicity, especially during high-humidity stretches in the summer. Our warehouses use humidity monitoring and sealed drums—customers echoed their appreciation after we adopted this practice, noting product flowability and packaging integrity even months after delivery. Internal audits go beyond sporadic checks. We rotate stock to prevent over-ageing, and our analytics lab runs monthly re-tests on retained samples.
Continuous engagement with regulatory authorities keeps us close to the evolving legal landscape. 2,5-Diaminobenzonitrile sits in an intermediate grey area regarding toxicity. Data from in-house studies, paired with available public literature, point out low vapor pressure but signal irritation potential after prolonged exposure. Teams use local exhaust ventilation, sealed process reactors, and fitted PPE as standard. Operators participate in annual safety training, with scenarios based on prior near-misses. Transparent reporting and ongoing communication between the shop floor and office avoid surprises—any incident, no matter how minor, prompts an immediate review and root-cause check.
Shipping regulations ask for attention to detail. Though not classified as a high-hazard substance, our logistics department preempts problems by using robust secondary containment and leak detection stickers on every drum. Customers routinely ask for our transport history; we’ve shared loading dates, warehouse departure scans, and GPS tracking data for critical shipments without hesitation. External auditors have quizzed our teams about chain of custody for 2,5-diaminobenzonitrile; our commitment to documentation wins praise during annual reviews.
The market for 2,5-diaminobenzonitrile rides on the performance of synthesis-driven industries. Over the past five years, we have felt the pull of pharma and fine chemicals, each pushing for better prices yet never willing to accept less rigorous quality. Global price fluctuations hinge on upstream costs—raw material pricing, energy expenditure, and transportation all factor into our bottom line. We work through long-standing relationships with suppliers, and in times of precursors’ volatility, buffer stocks allow us to bridge gaps in availability.
Demand continues robust, especially as personalized medicine and specialty crop-protection molecules come to the forefront. R&D clients ask for kilogram to metric-ton scale quantities, and our production schedule flexes up or down depending on pipeline urgency. We maintain a transparent pricing structure, offering loyalty discounts for repeat customers and volume contracts. The value calculation runs deeper than cost per kilo; it reflects reduced troubleshooting, quicker process qualification, and regulatory support bundled into every batch.
Counterfeit or sub-quality material continues to challenge the broader market, prompting our clients to audit both the product and paperwork. On several occasions, our team has provided intervention support, confirming authenticity or flagging off-spec imitations by competitors. Long-standing relationships weather these storms because our documentation traces the journey from raw material through final QC, reinforcing our credibility across the sectors we serve.
Manufacturing specialty chemicals brings responsibility to minimize waste streams, emissions, and environmental risks. We recall the early days when washwaters and organic solvents ran to central treatment plants; the industry has changed. Every metric ton of 2,5-diaminobenzonitrile produced now follows source reduction principles. We recover and recycle solvents at on-site distillation units, and our continuous-flow hydrogenation lines use less energy and generate fewer off-gases than traditional batch reactors. Concentrated by-products are directed to third-party waste managers who match the disposal path to chemical content, preventing any downstream surprises.
Our facility’s environmental team works in tandem with engineering first thing each quarter, reviewing utility consumption, emissions, and improvement opportunities. Adjustments, from switching out pump seals to optimizing chiller setpoints, reduce consumption with each production run. We capture and publish these improvements in annual sustainability reports, sharing both progress and challenges—transparency helps keep us accountable and builds trust with customers and regulators.
As new synthetic options emerge, we routinely evaluate greener protocols for 2,5-diaminobenzonitrile. Lab-scale pilots try out low-impact solvents and bio-based reagents, but any changes must stand up to cost, efficiency, and product quality benchmarks. Our philosophy holds that innovation without reliability is unfinished business; every change passes through staged production testing and customer feedback cycles before adoption on full lines.
Our relationships with users of 2,5-diaminobenzonitrile matter just as much as process control and compliance. Technical service doesn’t end with a dispatch note. Lab chemists and production analysts at client sites often reach out with questions about reactivity, solubility, or analytical profiles for their batches. We host monthly knowledge sessions and remain on-call to walk through any unusual observations, whether those involve crystallization issues or filtration bottlenecks.
Training never stops—in our plant or on the customer side. Detailed process notes from decades of production offer troubleshooting pathways if problems crop up. When a downstream user hit unexpected impurity signals, our technologists reviewed the entire route, suggested alternative solvents, and provided additional spectral data for confirmation. That ability to serve as both supplier and consultant grows from a willingness to share data, listen to specific needs, and refuse rote answers.
Feedback loops pay real dividends in new product development. Client suggestions regarding granule sizing, reactivity tweaks, and packaging upgrades lead to pilot trials at our end. When one customer requested tamper-evident packaging, our work with materials engineers led to a redesigned drum seal now standard across shipments. Improvements propagate fast when the manufacturer holds open lines of communication with the field.
Looking ahead, the business of manufacturing 2,5-diaminobenzonitrile doesn’t tread water. Regulatory expectations tighten, synthetic chemistry evolves, and sustainability takes center stage. Investments into process optimization, safety, and environmental footprint guide facility upgrades and hiring priorities. We see the value in pursuing robust digital tracking, from tank farm to final drum, to satisfy both regulatory record-keeping and customer transparency desires. Automation is not about replacing people; it’s about empowering teams to tackle higher-level process improvements and proactive problem-solving.
End-users raise new requirements and performance benchmarks nearly every year. We accommodate specialty packaging, customized lot sizes, and rush shipments where required, understanding the downstream consequences of delays or quality issues. Our mission means recognizing the distinct goals of pharma researchers, agrochemical technologists, and fine chemical producers, providing them with not just a commodity but a crucial enabler for their next discovery or breakthrough.
The story of 2,5-diaminobenzonitrile in our plant covers more than batch records or Certificates of Analysis. Each shipment signals hundreds of hours in process development, quality control, troubleshooting, and face-to-face discussions with customers about their projects and pain points. Every improvement, from a smoother filtration to a faster analytical turnaround, comes from direct experience and collaboration. Quality is not an accident but a steady practice built day after day by people dedicated to getting the details right.
As the chemical world innovates and regulatory boundaries evolve, we stand ready to support our clients—offering 2,5-diaminobenzonitrile that meets the twin demands of performance and peace of mind. With each new inquiry, exchange, and project, we reaffirm the value of a manufacturer who meets challenges head on and treats reliability as a promise, not a slogan.