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HS Code |
241353 |
| Cas Number | 532-17-6 |
| Molecular Formula | C12H11N3 |
| Molar Mass | 197.24 g/mol |
| Appearance | Orange-red crystalline powder |
| Melting Point | 125-127 °C |
| Solubility In Water | Insoluble |
| Density | 1.16 g/cm³ |
| Iupac Name | 1-Phenyl-2-phenyldiazene |
| Synonyms | Diazoaminobenzene, 1,2-Diphenyldiazene |
| Odor | Odorless |
| Stability | Sensitive to shock and friction |
As an accredited Diazoaminobenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Diazoaminobenzene is packaged in a 100g amber glass bottle, sealed, with hazard labeling and a tamper-evident cap for safety. |
| Shipping | Diazoaminobenzene should be shipped in tightly sealed, appropriately labeled containers, protected from light, heat, and moisture. It must comply with local and international regulations for hazardous materials, as it is classified as a dangerous substance. Use secondary containment and ship with proper documentation and safety data sheets to ensure safe handling and transport. |
| Storage | Diazoaminobenzene should be stored in a tightly closed container, protected from light, heat, and sources of ignition. It should be kept in a cool, dry, well-ventilated area, away from incompatible substances such as strong oxidizing agents, acids, and bases. Proper labeling and secondary containment are recommended to prevent spills or accidental exposure, as the compound may be hazardous and potentially explosive. |
Applications of Diazoaminobenzene in Industrial ManufacturingDiazoaminobenzene serves as an essential intermediate in multiple specialized synthesis processes in the chemical, dye, pigment, and pharmaceutical industries. Each application scenario below reflects established industrial usage with respective compliance, process, and finished product details drawn directly from real-world downstream operations. 1. Synthetic Dye Intermediates for Azo Dye ManufacturingManufacturers rely on diazoaminobenzene to synthesize a range of azo dyes for the textile, paper, and leather industries. During diazotization and coupling reactions, this raw material provides the required diazoamine function for creating chromophore linkages specific to high-performance dyes like Acid Yellow 17 or Direct Black 38. The purity of diazoaminobenzene impacts both the shade and stability of the final dyes, requiring careful upstream QC. Formulators alter its loading based on targeted dyestuff molecular weight and color index, processing through controlled pH and temperature to avoid dark by-products. The resulting dyes must fulfill global fastness and heavy metal standards for exportability. Industry compliance standards
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2. Intermediate for Pigment Yellow 12 and AnaloguesProducers of organic pigments use diazoaminobenzene as a core synthetic building block for compounds like Pigment Yellow 12. Purified batches enter pigment manufacturing lines, where they react to form diarylide yellow chromophores through controlled double coupling mechanisms. Process engineers maintain strict process controls to optimize pigmentary particle size and color strength. The raw material’s quality directly influences the finished pigment's dispersibility and thermal stability, with performance validated against regulatory guidelines for toys, printing inks, and plastic coloration. Industry compliance standards
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3. Precursor in Pharmaceutical Synthesis for Antipyretic CompoundsDiazoaminobenzene acts as a crucial intermediate in manufacturing select phenazone class pharmaceuticals. Active pharmaceutical ingredient (API) manufacturers introduce the compound during acylation or rearrangement steps to create antipyretic molecules such as aminopyrine. Stringent GMP and pharmacopoeia regulations govern purity, residual solvents, and trace impurity levels at each stage. The usage ratio depends on target batch size, kinetic profile of downstream hydrolysis, and regulatory impurity limits. Continuous process verification ensures no carryover of genotoxic by-products. Industry compliance standards
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4. Analytical Reagent for Research and Diagnostic ChemistriesSpecialty labs and diagnostic reagent producers integrate diazoaminobenzene as a selective coupling agent for colorimetric and chromatographic methods. Stable batches are used to develop specific diazo coupling tests for aromatic amines in complex mixtures, including water, dyes, and food colorant analysis. Operators control the material's input to match instrument method sensitivity, ensuring reaction endpoints do not compromise analyte quantification. Batch-to-batch reproducibility supports regulatory documentation of method validation for official testing protocols. Industry compliance standards
Typical usage ratio
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Diazoaminobenzene has been a staple in the toolkit of many laboratory and industrial processes for generations. Our facility focuses on producing this compound, also called diazobenzenamine, with an eye toward meeting the demands of research and specialty production. Backed by years of manufacturing experience, our approach centers on consistency in quality, a deep understanding of customer requirements, and practical know-how gained from our own operations. The result is a product built to meet both rigorous scientific standards and the real-world challenges our clients face each day.
Known for its rich orange-yellow color, diazoaminobenzene stands apart due to its role as an intermediate in organic synthesis, especially where clean reactions and precise properties matter. With decades of hands-on manufacturing behind us, we know that success isn’t only about providing purity figures—it's also about understanding what reliable diazoaminobenzene can mean for the researchers and producers working with it day in and day out.
Every batch carries our signature of strict quality oversight. The material leaves our facility with a purity specification of 99% minimum by HPLC, supported by regular in-house and third-party verifications. Other details such as its melting point—usually between 125 and 128°C—help our customers confirm identity and suitability for their own downstream use. Each kilogram is packed in tightly sealed containers designed to prevent both contamination and degradation, acknowledging the sensitivity of the material and our responsibility as the original source.
Experience within our production lines has taught us that using fresh, high-purity starting materials and processing in small, controlled lots allows for greater traceability and a dependable end product. Waste management and worker safety are always prioritized, drawing on well-established best practices rather than shortcuts. We maintain documentation and samples from each batch, keeping detailed logs in case our customers or internal audits require a refresher on a lot's origin.
For specifications beyond purity and appearance, solubility always comes up during technical conversations. In our hands, diazoaminobenzene dissolves in organic solvents like ethanol, ether, and acetone while resisting water. Real-world batch data confirms solubility ranges, useful for chemists who need to plan their process steps without unproductive trial and error.
As manufacturers, we recognize applications aren’t limited to what’s found in textbooks. Diazoaminobenzene offers versatility, but it shines as an intermediate in diazotization reactions, specifically in the production of azo dyes and pigments. Many companies in dyes, pharmaceuticals, and analytical labs rely on our material to initiate coupling reactions with a range of partners. Over the years, feedback from industrial clients and researchers has pushed us to refine our process—helping to minimize the risk of side products and providing a smoother workflow for those who depend on unfailing consistency.
Another usage scenario involves its role as a starting point for producing other aromatic compounds. Chemists appreciate its stability under standard storage, enabling predictable handling and making it possible to prepare intermediate stock solutions in advance. This stability, learned through careful surveillance of product behavior in our own stockrooms, proves to be a key difference when compared to less well-handled materials.
Safety concerns always accompany discussions around aromatic amines, which is why we’ve paid close attention to both regulatory compliance and worker training. Our advice and technical support reflect not only literature practices but also personal experience from our safety trials. Customers sometimes ask for advice on safe handling and disposal, and we draw on real incidents and decades of practical adjustments to help them implement best practices without getting lost in unnecessary formalities.
Those new to using diazoaminobenzene sometimes ask how it compares to other diazo compounds or aromatic intermediates. From our experience, the direct comparison most often comes up relative to azobenzene, benzidine, or various substituted analogs. While the chemical classes share structural features, diazoaminobenzene carves out its own space by providing a more controlled pathway for introducing diazo functions without overreactivity or instability.
Azobenzene, for example, takes a different chemical path in synthesis and often behaves unpredictably in color formation or stability during storage. Benzidine, on the other hand, has a more problematic safety profile compared to diazoaminobenzene. Having run both through our production lines for specialty projects, we see that diazoaminobenzene routinely offers better shelf stability and fewer problematic side reactions, lowering the risk of disruptions during scale-up.
Our team has also learned that relative to similar intermediates such as p-phenylenediamine or nitroanilines, diazoaminobenzene provides milder reaction conditions for producing certain dyes and pigments. This power to influence reaction selectivity and yield means a lot to our customers, who often share feedback from their own product development teams. It’s this close manufacturer-client loop that has guided us to put extra emphasis on lot reproducibility and the fine details often missed by those who don’t work directly with production.
As a manufacturer, we don’t believe in one-size-fits-all chemical intermediates. Each compound has its place and strengths, but diazoaminobenzene’s profile as a specialized intermediate, its relative safety margin, and dependable performance have cemented its place in our product lineup. When asked to speak to the real advantages, our chemists point to fewer impurities and less batch-to-batch variation, based not on marketing claims but demonstrated plant experience.
Over the years, our production approach has shifted in response to both new regulations and customer expectations. Our process begins with carefully selected aniline and nitrous acid sources, handled in controlled vessels that ensure proper temperature and pressure. We have seen firsthand how careless batch starts can produce unpredictable byproducts, reminding us that reproducibility rests on every measured detail.
We monitor each stage using in-process analytical checks, drawing on lessons learned through decades of routine and troubleshooting. Maintenance of our reactors, valves, and safety monitoring systems receives constant attention, drawn from both incident prevention and continuous improvement cycles. Delays or poor cleaning cycles have, in the past, resulted in contamination issues—but institutional memory and corrective action have made such errors far less likely today.
Once synthesis reaches completion, we filter and thoroughly wash the crude product before drying. Our operators conduct both visual inspections and analytical testing at each step, finding and resolving issues early. Regular investment in updated QC equipment and refresher training for lab staff mean we can support customers with not only documentation but hard evidence of quality in each shipment.
Producing chemical intermediates is more than a matter of having the right formula. We’ve learned from both routine operations and periodic client audits that traceability, documentation, and transparent practices create lasting trust. Each batch of diazoaminobenzene is tracked from incoming raw materials right through to packaging and shipping, allowing us to offer detailed supporting records on request. This data goes beyond just lot numbers—it includes raw material suppliers, process adjustments, and verification of final product integrity.
Quality means more than getting close to a target purity. Our staff frequently holds discussions with customers around application-specific purity needs and practical process adjustments. For pharmaceutical or analytical uses, demands can exceed common chemical standards, and we have repeatedly adjusted our process or built custom purification steps when requested. These changes always bring documentation, validation and re-training to support a smooth transition.
Feedback channels stay open after shipment as well. We receive reports from a variety of settings—academic, industrial, and research laboratories—about observations, analytical findings, or novel uses. This two-way conversation often brings to light minor product tweaks or packaging modifications that make a big difference at the user end. As a result, our approach to manufacturing remains flexible and responsive, grounded in direct experience rather than abstract standards.
Every manufacturer of chemical intermediates faces the practical challenge of safety and environmental responsibility, and diazoaminobenzene is no exception. From the earliest planning stages, we incorporated exhaust treatment systems and modern waste disposal protocols in our facilities. Years of regular audits and certification cycles have demonstrated that compliance is only the starting point—honest scrutiny and willingness to invest in improvements keep us ahead of regulatory changes.
In daily production, we keep a close eye on worker exposure, ensuring that protective protocols are followed, and using personal air monitoring tools to confirm safety standards. We offer direct training for handling, cleanup, and emergency response, drawing on both internal incident reviews and external best practices. These programs are never static; improvements follow from new findings, industry collaborations, and sometimes from small but important suggestions raised on the factory floor.
Waste management remains a live conversation inside our plant. Waste streams are segregated, tracked and minimized through both process optimization and routine operator feedback. We apply lessons from lifecycle analysis to minimize both direct and indirect environmental impacts, and regularly audit disposal partners to ensure responsible treatment of any hazardous material. For us, the safe and responsible handling of diazoaminobenzene waste reflects both a legal and moral commitment, with practical improvements made through continuous review and investment.
While diazoaminobenzene production may appear mature, ongoing changes in process technology, safety regulations, and customer expectations keep us on our toes. Working as manufacturers, we encounter both opportunities and challenges from these changes. Recent years have brought advancements in automation and real-time analytics, giving our plant personnel improved oversight and allowing us to preempt issues before they ripple into finished batches. Early adoption took commitment and investment, but seeing fewer errors and greater efficiency confirms the benefits.
Industry shifts bring clients seeking improved sustainability or lower environmental impact, resulting in requests for alternative solvents, reduced water use, or re-designed packaging. Much of our progress stems from embracing these challenges, running pilot-scale modifications, and maintaining connections with those developing the next generation of chemical production standards. Community engagement matters, too—liaison with local authorities and environmental panels gives us broader perspective and shapes future upgrades.
Within the company, staff regularly review published research as well as feedback from front-line operators. Small changes suggested by unit leaders—ranging from refining batch scheduling to batch documentation methods—build our capacity for both reliability and innovation. For us, staying open to bottom-up input and encouraging two-way learning makes the real difference.
The relationship between a manufacturer and its end users goes beyond simple transactions. Years spent on the production floor, working through both planned protocols and surprise challenges, provide a foundation that outside observers sometimes overlook. Each instance where a small process adjustment leads to a notable improvement in product performance adds to our shared expertise.
We know from experience that trust builds not only from meeting specs but also from timely, accurate technical support and a willingness to tackle unique customer challenges without blaming outside factors. Our team sees direct communication as crucial—from the moment an inquiry arrives to the after-shipment checks and follow-ups. Mistakes, when they occur, are addressed openly and used as case studies for further staff training.
Having watched the evolution of both our product and the broader market, we recognize that new competitors, regulatory shifts, and changing customer demands are constants. Adaptability and the courage to implement evidence-driven change allow us to remain reliable. Customers returning each year aren’t just looking for a specific chemical—they bring questions, raise issues, and help drive our constant drive for improvement. True dependability grows from these human connections and the lessons learned in daily practice.
Supplying diazoaminobenzene is more than a point-in-time transaction for us. We take pride in long-term relationships, working with regular clients over many years and tracking their evolving needs. Our records show many projects from their earliest research phases through to commercial-scale production, with our support team adapting alongside each scaling milestone. Whether through shipping options, documentation changes, or even site-specific packaging, we draw on our direct experience to enable a smoother workflow for our clients.
Our ability to offer direct technical conversations—whether for troubleshooting, process optimization, or regulatory questions—keeps customers returning to us. These partnerships ground us, giving us both insight into on-the-ground realities and an honest appraisal of our own strengths and weaknesses. Support means not just solving immediate issues but providing ongoing guidance, referencing insights learned from both our plant floor and customer successes.
Choosing to work directly with a manufacturer means gaining access to production insights, technical expertise, and years of incremental learning. Through many cycles of customer engagement, our plant engineers and support staff have grown accustomed to adapting both communication and production strategy to suit real-world needs. Our ability to recognize patterns in customer feedback and production outcomes lets us offer nuanced advice, something intermediaries rarely provide.
By controlling every stage of production, we avoid surprises associated with inconsistent sourcing or lack of product origin transparency. Over time, this advantage has led to reduced lead times, more predictable deliveries, and a lower rate of product-related disruptions. Working as a direct link in the supply chain, we combine accountability with the flexibility to handle specialty requests or customizations.
Lessons taken from both errors and successes flow directly into staff training and operational updates, forming a closed learning loop that keeps us sensitive to practical needs. This feedback cycle, often too slow in larger, more fragmented operations, supports nimble adaptation and greater trust between us as manufacturers and those using our product in the field.
After many years producing diazoaminobenzene, our perspective is shaped by daily challenges met with practical solutions. We have seen that customer demands evolve, regulations shift, and expectations for both quality and safety rise. Relying on a well-honed manufacturing process, open technical collaborations, and real commitment to responsible stewardship keeps our operations running smoothly.
Each batch we ship carries the weight of our cumulative efforts—those of plant staff, laboratory analysts, technical support, and logistics partners. Maintaining open channels with clients, acting transparently, and refusing to cut corners reflect both our values and our understanding of what reliability truly means. It’s through persistent attention to every link in the chain that we continue to earn our role as a trusted manufacturer of diazoaminobenzene for both science and industry.