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HS Code |
311405 |
| Chemical Name | 2-Amino-N-Ethylbenzenesulfonanilide |
| Molecular Formula | C14H16N2O2S |
| Molecular Weight | 276.36 g/mol |
| Cas Number | 88-22-2 |
| Appearance | Light brown to beige powder |
| Melting Point | 129-132 °C |
| Solubility | Slightly soluble in water, soluble in organic solvents |
| Odor | Odorless |
| Purity | Typically >98% |
| Storage Temperature | Store at room temperature, keep container tightly closed |
| Applications | Used as an intermediate in organic synthesis and dye manufacture |
| Synonyms | N-Ethyl-2-aminophenylbenzenesulfonamide |
| Stability | Stable under normal conditions |
As an accredited 2-Amino-N-Ethylbenzenesulfonanilide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The chemical is packaged in a 100g amber glass bottle with a sealed cap, labeled clearly with hazard warnings and lot information. |
| Shipping | 2-Amino-N-Ethylbenzenesulfonanilide is shipped in tightly sealed containers to prevent contamination and moisture ingress. It should be packaged according to chemical safety regulations, labeled clearly, and cushioned against impact. The shipment must be kept away from incompatible substances and stored in a cool, dry place during transit according to relevant transport regulations. |
| Storage | 2-Amino-N-Ethylbenzenesulfonanilide should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from sources of ignition and incompatible substances such as strong oxidizing agents. Protect it from moisture and direct sunlight. Ensure that the storage area is equipped with appropriate spill containment and that adequate labeling and safety measures are maintained at all times. |
Applications of 2-Amino-N-Ethylbenzenesulfonanilide in Industrial Manufacturing2-Amino-N-ethylbenzenesulfonanilide serves as a critical intermediate across several mature industrial sectors, supporting high-precision synthesis and reliable performance requirements. Below we present verified, well-established application scenarios, each characterized by industry-accepted specifications, defined formulation roles, precise process location, and typical end product categories. 1. Organic Pigment Production for Plastics and CoatingsIndustrial pigment manufacturers use this compound as a diazo component in the synthesis of solvent-stable yellow and orange pigments, especially disazo pigments for polymer coloring. It supports chroma consistency during high-shear aqueous wet-milling and ensures lightfastness in finished plastics. Producers rely on this intermediate to achieve tight color index targets required by modern automotive, high-impact PVC, and polyethylene masterbatches. Industry compliance standards
Typical usage ratio
Downstream process integration
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2. Textile Dye Intermediate for Disperse and Acid DyesTextile dye synthesis employs this sulfonanilide as a key building block when manufacturing certain disperse and acid dyes for polyester, nylon, and acetate fibers. Its use helps drive batch-to-batch color reproducibility in high-speed continuous dyeing and piece-dyeing lines, while also contributing to wash fastness and resistance to acid hydrolysis in consumer end-uses. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
3. Colorant Component for Specialty Printer Ink FormulationIn high-performance ink production, especially for thermal transfer ribbons and polyester film-backed labels, this aminosulfonanilide forms azo colorants with the required light stability and solvent resistance. Ink manufacturers incorporate it for its compatibility with both solvent-based and water-based resin systems, supporting ink’s smudge and migration resistance on synthetic and paper substrates. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
4. Intermediate for Electronic-Grade Color Resist MaterialsCertain color resist and filter material manufacturers for LCD, OLED, and sensor devices use this raw material to build azo pigment precursors, targeting high thermal and photostability after inkjet or spin-coating processing. Its chemistry is valued in formulating precisely banded color filters and maintaining purity to minimize mobility of ionic contaminants in cleanroom environments. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
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Years in the plant have taught us that every molecule has its quirks. 2-Amino-N-Ethylbenzenesulfonanilide, known to many in dye and pigment synthesis, stands out for its consistent behavior in reactions where others stumble. Manufactured under strict control to maintain stable quality, this compound goes into products where uniform shade development and repeatable results are critical. Over time, plenty of chemists come to us needing something dependable for organic synthesis. They want to avoid unnecessary impurities that spoil batch after batch. We get it. Nobody likes surprises, especially during scale-up.
From the raw input to the last inspection, nothing beats seeing how a material behaves in the real world. 2-Amino-N-Ethylbenzenesulfonanilide typically presents itself as a powder, off-white to pale, without strong or lingering odor. Handling it day in and day out, we learned that moisture can be its enemy, so drum seals matter more than almost anything. That’s a tip not found on a data sheet. Our batches remain low in insolubles because we control temperatures and mixing protocols tightly. Customers told us time and time again: their reactions stay on track as long as they’re not cleaning up unexpected residues—a claim not every competitor’s material can match.
Quality isn't something you achieve once—every reactor charge proves whether diligence pays off. Our standard product model for 2-Amino-N-Ethylbenzenesulfonanilide typically offers a purity above 99% by HPLC, checked lot by lot. A cleaner input avoids side products in downstream chemistry. Anyone who has tried to clean stubborn tar from a vessel after a questionable batch will appreciate that. We keep our sulfate, iron, and heavy-metal counts low, reflecting not just regulatory needs but also what actually helps keep a process efficient. When you don’t need to run extra purification steps, you save solvent, time, and wear on equipment. Pulling production numbers up means avoiding rework, and it all starts at the raw materials receiving door.
Comparison in the lab often reveals differences you cannot see just by scanning a list of functional groups. The ethyl substitution in our product changes its solubility profile compared to standard benzenesulfonanilide derivatives. This may not seem significant until you’re dissolving it in a process tank or tailoring dye hues for textiles. Take, for example, our experience in azo-dye manufacturing. The N-ethyl group can enhance fastness and improve pigment adhesion on certain fibers, unlike its non-alkylated siblings. Some customers depend on this advantage to meet specifications in automotive coatings and specialty inks.
Over years of scaling up and supporting R&D, we’ve come to value the repeatability of this profile. Small changes, such as the addition of that ethyl group, often give synthetic chemists just enough latitude to get harder-to-achieve shades or physical properties. These insights cost us years of benchwork, not just a glance at a catalog. Our plant always monitors the consistency of substitution and final molecular structure—QC teams pay close attention so the final product doesn’t suffer from variable sources of raw materials. Many in the market treat such compounds as commodities. We believe in keeping the bar high.
On our side, the most common usage for 2-Amino-N-Ethylbenzenesulfonanilide lies in azo-dye intermediate synthesis. Dyes derived from our material tend to deliver brightness and color stability, even when the final application subjects them to heat or chemical exposure. Textile labs testing for washing and light fastness, or coatings businesses looking to stay within precise color tolerances, have sent us positive feedback. With some regularity, technical teams relay problems with similar substitutes: unexpected dulling, creeping impurities, or troublesome crystallization. We rarely see such callbacks because we have tuned our particle size and flow characteristics through practical feedback, not theory alone.
Beyond colors, there’s always an eye on regulation. At every lot release, we confirm the batch complies with handling and environmental benchmarks. Past customers turned to us after failed compliance checks with unvetted materials, especially on halogen or trace metal content. Our in-house labs use calibrated methods to keep up with tighter export standards and customer audit trails, so buyers don’t hit snags at customs or during downstream formulation validation.
Waste minimization and sustainability get more attention these days, and for good reason. By controlling our process, and lowering the frequency of unwanted byproducts, there is less to dispose of and fewer adjustments needed down the line. Our solvent recovery step was inspired by real needs: safety, environmental regulatory pressure, but also economics. Clean, high-purity starting materials like 2-Amino-N-Ethylbenzenesulfonanilide reduce offcuts and lower energy costs in the reactors downstream. We make upgrades every year by listening to plant floor feedback, not just by checking boxes for certifications.
Monitoring air and water outlets continuously, we see directly how compound consistency relates to operational safety. Personnel notice it when foul odors or sudden spikes in effluent signals happen from sub-par batches. These indicators led us to implement batch-level trackability and incremental improvements that show up in customer returns. Our team notices when off-spec material enters the supply chain, making us double-check procedures and reinforce lot segregation. Industry veterans have taught us: value comes from watching trends, not waiting for trouble.
No process runs forever without hiccups. From decades of generating 2-Amino-N-Ethylbenzenesulfonanilide, we learned where the common trip points occur—agitation speed too high, temperature lag during amination, or incorrect neutralization causing salt formation. We keep field logs that pinpoint root cause, and retrain operators with every major incident. If material suddenly clumps or fails to dissolve as expected, any downstream batch can go off-plan fast.
We treat open feedback as gold. Chemists working at the bench tell us about filtration problems and residue buildup; process engineers check analysis data for unusual lots; and, plant hands report on dusting during bagging. Only by piecing this together do we keep improving particle size distribution and ensure consistent performance in mixing tanks. Regular open-door cross audits, supported by our QC data, help us build trust—not just in our lab, but in the factories where our product ends up.
While data sheets spell out standard handling, the lived reality in a busy manufacturing bay always throws in extra challenges. Over the years, minor tweaks to storage have cut down on caking, and investing in better dust extraction has kept exposure low for operators. We learned to keep an eye on shipment temperature, especially in transit to warmer climates, to avoid clumping or moisture ingress. Walking the floor with safety teams gives us insights that help redesign container sizes and recommend best flow aids in larger silos.
Regular on-site drills and audits mean that when an accident does occur, the team responds fast—containment, cleanup, and review happen quickly. Reports from field use help us recommend good practices to our customers, passing on details like glove selection, fume extraction, or code-specific disposal options for spent material. We also support larger users with batch data, traceability reports, and, if needed, root cause analyses for any incidents tied to our supply. Production veterans often say, “Good material doesn’t stay good if it’s poorly handled,” a piece of wisdom we share often.
Supplying 2-Amino-N-Ethylbenzenesulfonanilide is more than sending off a shipment and closing a file. Technical support doesn’t end after purchase. Our team fields calls from production chemists dealing with everything from troubleshooting strange crystallization during scale-up to unexpected color drifts in their finished product. Because we run similar equipment ourselves, we know that advice needs to be concrete and fast—sometimes even walking through their procedures in parallel with our plant operators.
We offer application-specific tips based on material grade: some textile finishers want tighter controls on particle size, others need just-in-time deliveries to avoid opening all their stock at once and risking spoilage. By drawing on batch records, retention samples, and treatment logs, we get both sides talking and working towards practical answers, not theoretical debates. This attitude keeps the number of supply interruptions low: logistic managers can recall years without a single return shipment due to spec failure—those are the real marks of quality that buyers appreciate.
Demand for 2-Amino-N-Ethylbenzenesulfonanilide isn’t static. Textile coloration and high-performance plastics move in cycles, and so do their requirements. Customer R&D teams often explore new uses—antimicrobial finishes, niche electronic applications, or pigment dispersion for automotive detailing. By keeping a dialogue going, we tweak synthesis strategies, accommodate custom blending requests, and share knowledge built from running thousands of batches.
Last year, a surge in electric vehicle interior coatings called for dye intermediates with improved thermal stability. Our team adjusted process parameters to meet this demand, developed a slightly altered particle size to suit a new dispersing aid, and validated the material with two pilot runs. Feedback fed straight back into how we manage regular batches, improving even the conventional dye-grade lots. By turning customer challenges into development triggers, we avoid supply mismatches no matter how the market shifts.
Whether customers buy a few hundred kilos or several tons, their bottom line depends on getting the same outcome every time. We ship worldwide, so we test for variability in both logistics and warehousing. Hot summers in the Middle East, cold winters in the north, and rainy shipping seasons in Southeast Asia all challenge bulk stability differently. Real-world learning led us to develop moisture-resistant liners and suggest rotation schedules for storage, so remote clients don’t see performance dips from accident or neglect.
We commit to transparency: our batch records and analytical certificates are open to customer scrutiny. Auditors, regulators, and partner R&D teams have walked our floors, checked our logs, and confirmed that repeatability comes from process discipline and investment in routine testing. Each ton out the door isn’t just a sale—it’s a reputation on the line, and we protect that with vigilance and hard-won manufacturing experience.
Plenty of buyers compare our 2-Amino-N-Ethylbenzenesulfonanilide to lower-cost or differently substituted sulfonanilides. Some of these rivals come from brokers or resellers who cannot answer for batch-level problems or gaps in traceability. From our vantage as actual manufacturers, the biggest differences show up in application feedback: less predictable particles, off-odors in finished applications, and inconsistent reactivity that complicates color matching or feedstock blending.
We receive returned samples every season and perform root-cause analysis for buyers curious about underperformance in their own lines. Sometimes it's residual organic impurities, sometimes trace iron, and occasionally it’s simply the wrong polymorph. These insights feed back into our own process controls. Price pressure tempts companies to chase low-tier alternatives, but the cost in downtime, troubleshooting, or regulatory fines often outweighs any savings per kilo. This is why many customers who tried substitutes return for reliably specified material, especially in mission-critical batches or during final product qualification.
As regulatory standards increase and customer application fields widen, making and supplying 2-Amino-N-Ethylbenzenesulfonanilide means being adaptable. Our plant pursues continuous improvement not by adopting every trend, but by sharing knowledge with customers and innovation partners. New uses—whether in advanced composites, protective coatings, or pharmaceutical intermediates—inspire us to refine our process, check raw material sourcing more stringently, and pilot novel batch runs when a client’s R&D reaches beyond current boundaries.
Plant upgrades, staff training, and rigorous auditing make reliable batches that widen the circle of trusted partners. Conversations with procurement, feedback loops with application scientists, and plant-floor collaboration all matter in keeping every lot up to task. We run trials, document changes, and back every shipment with personal accountability that only a hands-on manufacturer can supply. Over the coming years, closer ties between production sites and user teams will ensure 2-Amino-N-Ethylbenzenesulfonanilide keeps pace with both expected and emerging technical demands, delivering value worldwide by turning long-term know-how into everyday confidence.