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2,4-Dinitro-N-(2-Hydroxyethyl)Aniline

    • Product Name 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline
    • Alias 2,4-Dinitroaniline 2-hydroxyethyl derivative
    • Einecs 246-387-9
    • 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
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    Specifications

    HS Code

    972540

    Chemical Name 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline
    Molecular Formula C8H9N3O5
    Molecular Weight 227.18 g/mol
    Appearance Yellow solid
    Melting Point 184-187°C
    Boiling Point Decomposes before boiling
    Solubility In Water Slightly soluble
    Density 1.53 g/cm³ (approximate)
    Cas Number 121-30-2
    Pubchem Cid 7677
    Synonyms N-(2-Hydroxyethyl)-2,4-dinitroaniline
    Pka 7.8 (approximate for phenolic OH)
    Storage Conditions Store in a cool, dry, and well-ventilated area

    As an accredited 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle, 100 grams, tightly sealed with a screw cap, chemical-resistant labeling displaying hazard symbols and product details.
    Shipping 2,4-Dinitro-N-(2-Hydroxyethyl)aniline should be shipped in tightly sealed containers, protected from light and moisture. Transport according to local regulations for hazardous chemicals, preferably in secondary containment. Label clearly, indicating its toxic and potentially harmful nature. Use appropriate protective packaging to prevent leaks, with documentation for chemical identity and hazard classification included.
    Storage 2,4-Dinitro-N-(2-Hydroxyethyl)aniline should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area, away from heat sources, direct sunlight, and incompatible materials such as strong oxidizing or reducing agents. The storage area should be secure and clearly labeled. Use appropriate personal protective equipment when handling to avoid exposure to skin, eyes, and respiratory system.
    Application of 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline

    Applications of 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline in Industrial Manufacturing

    2,4-Dinitro-N-(2-Hydroxyethyl)Aniline serves as a critical intermediate in various specialized chemical sectors. Our production capabilities support demanding industries with stringent compliance and precise process integration. Below we detail its primary downstream applications as verified by customer experience and industrial adoption.

    1. Colorant Intermediate Synthesis for Azo Dyes

    Our material is widely utilized in the synthesis of high-performance azo dyes, especially those used in textile and paper coloration. Its electron-withdrawing nitro groups enhance chromophore stability and lightfastness properties, essential for vibrant, durable dye formulations. Customers introduce this compound during the diazotization and coupling stages, benefiting dye houses focused on high wash-fastness requirements and automotive-grade upholstery coloration.

    Industry compliance standards

    • OEKO-TEX® Standard 100 – Class I-IV (textiles and leathers)
    • REACH (EC 1907/2006) – Registration, Evaluation, Authorisation of Chemicals
    • ZDHC MRSL (Zero Discharge of Hazardous Chemicals Manufacturing Restricted Substances List)
    • EN ISO 105-B02 (Colour fastness to light)

    Typical usage ratio

    • 5–15% of intermediate input for azo dye coupling systems; formulation adjusted according to shade strength and target application substrate

    Downstream process integration

    • Feeds directly into azo coupling reactors after pre-dissolution in alkaline water, followed by diazotization and coupling to produce finished dye molecules

    Final product types

    • Direct dyes for cotton and viscose
    • Disperse dyes for polyester fibers
    • Solvent dyes for inks and plastics
    • Reactive dyes used in technical textiles

    2. Photographic Chemical Intermediate

    This compound forms a key precursor in synthesizing color developer agents for photographic emulsions and imaging films, where precise molecular structure ensures reproducibility of tone and stability. Imaging manufacturers incorporate it into the developer preparation phase, enabling controlled reduction processes necessary for color photographic printing or radiographic imaging films, where purity and sterility are strictly regulated.

    Industry compliance standards

    • ISO 18911 (Imaging materials – Processed silver-gelatin type black-and-white films – Storage practices)
    • Kodak Q-13 Photographic Processing Standards
    • RoHS 3 (EU 2015/863) for electronic imaging device compliance

    Typical usage ratio

    • 3–10% by total developer dry mix, depending on specific developer formulation, pH, and targeted image density control

    Downstream process integration

    • Added as a core amine component in developer concentrate formulations prior to packaging
    • Dissolved into aqueous developer solutions during commercial and medical film processing

    Final product types

    • Color photographic developer concentrates
    • Automated X-ray film processing chemicals
    • Inkjet receptive coatings with imaging properties

    3. Organic Synthesis of Agrochemical Intermediates

    This intermediate plays a significant role in synthesizing select nitroaniline-based crop protection agents. Agrochemical synthesis routes leverage its reactivity for subsequent etherification and cyclization, leading to the production of herbicidal and fungicidal active ingredients. Leading formulators require strict traceability and adherence to agrochemical registration standards, especially for international market exports.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • ISO 9001:2015 (Quality management systems for agrochemical manufacturing)
    • EU Regulation (EC) No 1107/2009 (Authorization of Plant Protection Products)
    • US EPA Pesticide Registration Guidelines

    Typical usage ratio

    • 7–12% of batch by mass for nitroaniline core structure synthesis; varies with target actives concentration and purity grade

    Downstream process integration

    • Charged in the initial condensation or nitration reactor during synthesis of substituted aniline derivatives
    • Feeds directly into continuous or batch-driven agrochemical active ingredient production lines

    Final product types

    • Herbicide intermediates for cereal, corn, and soybean protection
    • Precursor chemicals for fungicidal agents
    • Intermediate stock for insect-resistant biopesticide formulations

    4. Manufacture of Specialty Polymer Additives

    Downstream plastics and rubber compounding sectors integrate our product to synthesize specialty polymer additives, including heat stabilizers and antioxidants for engineering plastics and elastomers. Its role as a nitroaromatic precursor allows downstream users to formulate high-molecular-weight stabilizers, improving long-term durability and UV resistance for demanding automotive and electronics applications.

    Industry compliance standards

    • UL 94 (Standard for Safety of Flammability of Plastic Materials)
    • ASTM D2565 (Standard Practice for Xenon-Arc Exposure of Plastics)
    • ISO 14001 (Environmental management in chemical processing)
    • REACH SVHC List (for use in products in the EEA)

    Typical usage ratio

    • 0.2–1.2% by weight of total polymer/copolymer mass; optimized based on targeted UV stabilization or oxidative degradation resistance

    Downstream process integration

    • Incorporated during compounding for masterbatch or pre-blend concentrates in extrusion or injection molding processes
    • Introduced at the feed throat of high-shear mixers or compounding extruders

    Final product types

    • Polyolefin stabilizer masterbatches
    • Antioxidant blends for engineering plastics (e.g., polyamide, polycarbonate)
    • Elastomer additive concentrates for wires, cables, and seals
    • Specialty compounders for automotive exterior and underhood components
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    Certification & Compliance
    More Introduction

    2,4-Dinitro-N-(2-Hydroxyethyl)Aniline: A Manufacturer’s Insight

    Understanding What Sets 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline Apart

    In chemical production, choosing a compound like 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline brings a clear purpose. Speaking as the folks who weigh, blend, and watch every batch flow through the reactors, we see how different this nitroaromatic is from others you might encounter. Production facilities that rely on stable, high-grade intermediates tend to prioritize integrity—of both material and supply—and this product holds up where others don’t.

    When you think of 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline, you see a unique combination of a nitroaniline core with a hydroxyethyl group. This structure lets it play a distinct role across several industries, especially in specialty dye manufacturing and as a precursor for high-performance pigments. Chemically, this molecule carries the backbone of a robust aniline derivative but with added polarity, thanks to its hydroxyethyl side chain. That little addition gives formulators a handle on solubility and reactivity, setting it apart from basic nitroanilines or unmodified aniline base chemicals.

    From Raw Material to Finished Application

    Every barrel that rolls out of our loading bays begins life the same way—careful selection of raw nitro and aniline sources. Our process draws on years of refining batch control, nitration conditions, and re-circulation of streams to squeeze out the highest purity possible. Purity makes a difference here; users in dye next-steps or intermediates for agrochemical agents will know that even a sliver of insoluble impurity can interrupt flow, clog filter beds, or taint reactor contents. We've seen how narrow specification windows on color index or melting point trace back to how we handle each detail upstream.

    Batch-to-batch reproducibility matters. The demand isn’t just for a yellow crystalline powder. Our clients check for melting range, assay, and degree of substitution. That means tight controls in every shift—constant agitation, exact temperature holds, spot-checking for off-hues or irregular moisture. This is not just about lab instruments—it’s about what our own crews spot by eye and by experience.

    Supporting the Textile and Pigment Industries

    Over years of supplying pigment and dye makers, we’ve learned how a small shift in raw material consistency will echo downstream. 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline plays a central role in crafting specific disperse dyes. Its structure allows for solid chromophore attachment and greater lightfastness as a result. Textile processors who rely on clarity of shade and bath consistency see reduced off-shade batches when our product goes into the mix. They aren’t scrambling to adjust pH or dosing to compensate for unforeseen impurities, which translates to steadier dye lots and less waste at the end.

    Pigment intermediates built from this chemical end up in inks, coatings, and engineered plastics demanding both vibrancy and durability. Where straight nitroanilines might lack the right solubility characteristics for modern processes, the hydroxyethyl addition here supports broader formulation compatibility.

    Standing Up to the Demands of Modern Manufacturing

    Every time a new order crosses our desks, the question arises—why not use a standard 2,4-dinitroaniline? The simple answer lies in performance. In our hands, the hydroxyethyl-modified version provides stronger color development and better compatibility with both waterborne and solvent systems. This benefit becomes evident during scaling trials and mass coloration—users see improvements in shade reproducibility and product stability.

    Take melt-mix coloring and fiber-dyeing. Technicians chase uniform dispersion day in, day out. Unmodified nitroanilines are often too reluctant to blend and lead to color streaks or spots. Since we started shipping hydroxyethylated batches, our customers in fiber extrusion lines reduced nozzle downtime and reported fewer off-quality rolls. Less dusting, cleaner abatement, and a happier maintenance team.

    Quality Assurance: Beyond Regulatory Boxes

    There’s often a gap between spec-sheet requirements and real-world performance. If a batch of 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline only checks boxes for melting point or HPLC purity but lags in flow or dispersibility, users get headaches later on. In our plant, people with hands-on training spot those subtleties before shipment leaves the warehouse. The fine line between a bright, workable product and one that gums up feeders often comes down to small details in moisture management during drying or micro-filtration steps.

    We run regular sampling against established benchmarks, not just in the QA lab but on the production floor. The results reinforce the importance of watching for changes in fill density, cake texture, or even fallout in transport. Warehouse teams have flagged bag compaction that, if unchecked, would compromise feed uniformity at the user. Fixes at this step save many hours later on downstream production floors.

    Ease of Use in Multiple Applications

    One thing about this product stands out: it adapts to a range of mixing environments. We’ve had paint manufacturers remark on how quickly it integrates into both aqueous and non-aqueous dispersions, meaning less waiting on dissolution and more consistent batches. In past years, before we refined particle sizing in grinding equipment, customers would often tell us about clumping or uneven coloration. By reworking our milling and sieving process, we produced finer, more even powder that slips into most process streams with fewer adjustments needed on the floor.

    Dye formulators appreciate the flexibility this brings. A consistent, manageable powder flow has improved automated dosing, reduced manual intervention, and cut scrap for many of our partners. There’s less time spent fighting with the feed hoppers and more spent on keeping lines running clean.

    Safety and Handling—Practical Considerations from the Plant Floor

    As chemical manufacturers, our first priority remains straightforward: provide materials that can be safely integrated into well-controlled process environments. 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline, like other nitroaromatics, rewards respect from everyone in the chain. It isn’t particularly volatile, but dust management matters. We’ve learned to keep batch transfer areas sealed and extraction systems well-maintained, because a little vigilance here cuts down fugitive emissions and clean-up time.

    Several years ago, a minor spill during a manual transfer left a yellow stain that lingered for weeks—strong reminder that a tight, well-drilled handling procedure is the best insurance. Downtime due to a cleanup means lost output, so attention to proper PPE and local ventilation became fixed habits. As operations became more automated, our team focused on minimizing manual handoff steps and built relay checks into every shift to spot trouble early.

    Responsible Sourcing and Traceability

    Customers paying close attention to their own supply chains rightly ask about backstory—where does every drum start, and who stands behind its quality? In our own experience, links to reliable, transparent raw material sourcing define our reputation. We audit upstream partners yearly and keep documentation available. This diligence keeps our material trusted across regulated industries. When an end-user requests documentation or questions a batch, we provide evidence—COAs, process flow, and confirmation of full chain-of-custody, not with generic assurances, but real paperwork followed up by our production and QA teams.

    Because shifts in upstream chemical sources can have a domino effect downstream, any deviation flags an internal review. We cut off questionable lots quickly, keeping only the most consistent and reliable in play. The end result is confidence—from the operators running mixing kettles at large dye facilities, to the commercial buyers tasked with securing contracts under tight margins.

    Why Reliability Matters in Supply

    Disruptions in the market pop up—shutdowns, regulatory changes, or logistical problems halfway across the globe. In our experience, quick communication with users stops many small issues from ballooning into major headaches. A few years back, when one upstream component became scarce, we alerted regular buyers and coordinated to cover as much standing order as possible. Feedback kept us in the loop on which customers needed priority and which could defer shipments, resulting in better outcomes for everyone involved.

    We maintain efforts to diversify input streams and stockpile finished goods ahead of seasonal peaks in demand. Buffer stocks cut risk and demonstrate commitment to stability. For those developing new formulations, knowing that the same quality barrel will be available for repeat runs means fewer late-stage surprises and more predictability where it counts.

    How 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline Compares to Similar Products

    Many buyers look at 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline alongside other nitroanilines or modified aromatic amines. On paper, the differences may look subtle, but real-world performance betrays their importance. This hydroxyethyl derivative achieves better wetting and dispersibility in polar systems. Users working in aqueous dye baths or high-shear dispersion contexts spot faster, more robust blending and less downtime tied to incomplete dissolution.

    Straight-chain nitroanilines or basic phenolic intermediates don’t match this performance. Alternative products sometimes tempt with lower up-front cost or broader availability, but feedback tells us the return in performance from this product outweighs any short-term savings. Downstream users aiming for lower process waste, reduced filter clogging, or sharper color reproducibility choose this option for clear reasons.

    Some may ask if the hydroxyethyl group limits compatibility with certain solvent types. In our trials, broad miscibility answers such concerns. Paint and textile customers alike enjoy the ability to run different formulations off the same production line, thanks to reliable reactivity and ease of integration. In emerging applications—advanced resins, or novel agricultural products—R&D chemists return with positive results. Stepwise improvements in yield and clean-up save both time and effort.

    Environmental Considerations and Best Practices

    Modern manufacturing requires keeping a sharp eye on environmental impact—waste minimization, process water recovery, and safe shipping. Our facility prioritizes waste stream separation and recovery for by-products where possible. We invested in effluent polishing units and closed-loop water systems, not as an afterthought, but as a daily part of plant operations. For 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline, every drum comes stamped with full batch traceability and handling instructions aimed at minimizing loss and spillage.

    Customers continue to push for more sustainable production inputs. Over the last five years, major buyers have asked to see process audits, evidence of improved energy usage, and adoption of cleaner nitration protocols. Our track record in lowering raw material input per output ton has helped answer these calls, making our product a trusted input for those needing stringent compliance. Collaboration with users to recover or recycle unused stock has further reduced waste, benefiting everyone involved.

    Packing, Storage, and Long-Term Stability

    After years shipping in different climates, we’ve seen how a product’s behavior shifts if stored incorrectly. 2,4-Dinitro-N-(2-Hydroxyethyl)Aniline fares best in cool, dry warehouses, away from direct sunlight. We moved to moisture-barrier lined bags after seeing slight clumping in humid, unairconditioned storage several years back. Post-transition, storage stability saw measurable improvement. Fewer returns, fewer site-level complaints.

    Bulk users with automated feed systems give high marks for ease of transfer. Even after extended shipping, product remains free-flowing and easy to charge into reactors. We reinforce these practices not from a marketing need, but because operational realities demand them. Rework due to off-grade or lumpy input costs everyone time and money.

    Looking Forward: Continuous Improvement as a Commitment

    Meeting modern industrial demands means leaning on experience but never standing still. Regular review of grinding, sieving, and drying steps led to gradual gains in maximum throughput and final product consistency. We discuss feedback with end-users, tweak process variables, and invest in newer batch-tracking systems. Close relationships with regular customers give early warning on shifting standards or regulatory changes, letting us stay one step ahead in quality adaptation.

    2,4-Dinitro-N-(2-Hydroxyethyl)Aniline, as produced in our plant, emerges from real-world trial and adjustment. Experience, not guesswork, drives technical improvements and the daily effort of safe, responsible supply. Every packed barrel, every shipment reflects a link in a chain built on trust and know-how—connecting plant floors, customer warehouses, and the products that eventually reach everyday life.