|
HS Code |
836409 |
| Cas Number | 3622-84-2 |
| Molecular Formula | C11H17NO2S |
| Molecular Weight | 227.32 g/mol |
| Appearance | White to off-white crystalline powder |
| Melting Point | 76-80 °C |
| Solubility In Water | Slightly soluble |
| Density | 1.17 g/cm3 |
| Purity | Typically ≥98% |
| Storage Temperature | Store at room temperature |
| Synonyms | N-Butyl-4-toluenesulfonamide |
| Ec Number | 222-809-5 |
As an accredited N-Butyltoluene-4-Sulfonamide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | N-Butyltoluene-4-Sulfonamide is supplied in a 500-gram amber glass bottle with a tamper-evident cap and chemical hazard labeling. |
| Shipping | N-Butyltoluene-4-Sulfonamide should be shipped in tightly sealed, clearly labeled containers, protected from moisture and direct sunlight. Store and transport in a cool, well-ventilated area, following all relevant chemical safety and transportation regulations. Ensure packaging prevents leaks or spills and includes appropriate hazard labeling according to applicable local and international guidelines. |
| Storage | N-Butyltoluene-4-Sulfonamide should be stored in a tightly closed container in a cool, dry, well-ventilated area away from incompatible substances such as strong oxidizing agents. Protect it from moisture and direct sunlight. Ensure storage areas are clearly labeled and secure, keeping the chemical away from heat sources. Follow all relevant safety and regulatory guidelines during storage and handling. |
Applications of N-Butyltoluene-4-Sulfonamide in Industrial ManufacturingN-Butyltoluene-4-Sulfonamide (NBTS) is a high-performance plasticizer and performance modifier used in advanced adhesives, coatings, inks, and plastic production. Through years of chemical engineering practice, manufacturers in several specialized sectors have incorporated NBTS into critical formulations to achieve target physical properties, process stability, and end-use reliability. Below, we provide detailed downstream applications proven by real industry use, with clear guidance on compliance, dosage, processing, and finished product types. 1. Hot-Melt Adhesive Systems for Footwear and Automotive InteriorsFormulators of hot-melt adhesives rely on NBTS as a non-phthalate plasticizer to improve flexibility, adhesive strength, and thermal stability. During compounding, NBTS raises the softening point and modifies the setting characteristics to meet the demanding process window and performance validation required by footwear and interior trim manufacturers. Raw material integration focuses on consistent melt viscosity at elevated temperatures, ensuring compatibility with EVA, polyamide, or polyester-based adhesive systems. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
2. PVC and Polyvinyl Resin Plasticizers for Wire & Cable InsulationWire and cable manufacturers use NBTS as a specialty plasticizer to improve the flexibility and low-temperature impact resistance of insulating layers based on PVC or copolymer resins. Its high migration resistance and electrical insulation properties make it valuable in formulating insulation and sheathing compounds that must perform under temperature cycling and mechanical stress, reducing brittleness and increasing service life. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
3. Can and Coil Coatings for Metal PackagingNBTS finds use as a plasticizer and flow modifier in epoxy and polyester-based can coatings, where it enhances film flexibility, improves impact resistance, and reduces cracking under aggressive filling and retort processes. Coil coating formulators select NBTS to fine-tune recoatability, block resistance, and flexibility standards for two-piece food and beverage cans, as well as decorative lids and closures undergoing high-speed processing lines. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
4. Industrial Printing Ink ModifiersInk producers add NBTS to gravure and flexographic printing ink formulations, particularly those requiring high film flexibility and anti-blocking properties. The compound supports stable viscosity over long production runs and prevents cracking or flaking on dried prints for labels, flexible packaging, and shrink sleeves that undergo post-print processing such as lamination or heat shrinking. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
5. Thermosetting Flooring CompoundsManufacturers of epoxy and polyurethane flooring systems use NBTS as a specialist plasticizer to counteract brittleness and improve flexibility and abrasion resistance in industrial-grade coatings. It helps maintain consistent cure profiles and suppresses cracking, even where large surface areas are exposed to thermal cycling or heavy mechanical loads, such as warehouses and clean rooms. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
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Decades of hands-on production in chemical manufacturing teach many lessons, mainly about what truly matters in a raw material: consistency, stability, and how it performs when put to the test in the real world. N-Butyltoluene-4-Sulfonamide carries a reputation from our shop floor out to the hands of industrial clients, earning trust with every batch. We know this product inside-out, having scaled it from lab concept to reliable commercial scale through years of tweaking process conditions, purifying, checking, and retesting. Our model for this specialty plasticizer and process aid reflects the experience only a long-standing manufacturer can draw on, where feedback from downstream users shapes incremental improvements to quality.
Anyone can recite a list of technical properties. Yet, from production logs and customer audits, we know raw numbers only matter if they reflect the conditions a customer faces. Our N-Butyltoluene-4-Sulfonamide is a free-flowing, pale liquid at room temperature, manufactured to offer a narrow boiling range and a high assay of the main component. This isn’t about hitting an arbitrary spec on paper. The batch purity consistently runs above 99%, confirmed not just by routine GC but by matching each batch’s performance in end-user applications like adhesives, coatings, and plastics compounding. Volatility control comes from fractional distillation monitored round-the-clock, not just spot checks at the end. Color standards stay tight, because we know a yellowing plasticizer will keep no customer happy. Each lot faces HPLC and environmental stress testing, designed with input from actual industrial users, not just what a handbook suggests.
On the shop floor, time and again, customers call out three things: easy mixing, low impact on melt viscosity, and minimal odor. N-Butyltoluene-4-Sulfonamide finds its way into blends just as easily as faster-evaporating plasticizers, yet it holds up under heat without decomposing or causing fish-eye issues in coatings. We observed this in our own development lines before ever selling a kilo; field trials with high-shear mixing and prolonged curing cycles separated what holds up from what causes process headaches. The butyl group at the para-position gives this compound a unique balance of compatibility and plasticizing efficiency. Manufacturers using PVC, nitrocellulose, acrylics, and urea-formaldehyde resins have told us they return to this sulfonamide for enhanced flexibility and extended service life, without raising migration issues or stressing their regulatory compliance routines.
Lab specifications matter, but the real world is less forgiving. Our reactors, maintained by in-house teams with years of experience, keep a close eye on thermal stability and side product formation. Many customers notice that switching sources, especially from a distributor or from regions with low regulatory oversight, leads to unpredictable odor or even discoloration during final use. Our full in-house synthesis avoids the most common contaminants seen from resellers repackaging lower-grade stock. Batch-to-batch consistency stands out most when formulations span months of production, not a single sample run. End users in the adhesives sector confirmed that our product, when included at typical loadings, gives adhesives with high initial tack and consistent bond strength, even under freeze-thaw cycling. A high-purity stream from our process means downstream lines don’t see unexpected gelling—something low-volume resellers rarely highlight.
Unlike multi-product traders, our plant operates campaigns dedicated solely to sulfonamides, which means no crossover risk with unrelated intermediates. Cleanup routines in jacketed reactors, purge sequences before each run, and dedicated filtration units lower the risk of cross-contamination. This extra investment delays changeovers but pays back with fewer customer complaints and reduced out-of-spec incidents. Sulfonamide impurities barely register in typical analysis when coming from our lines. Focusing on N-Butyltoluene-4-Sulfonamide lends itself to tracking subtle shifts in process parameters, for instance how reaction time impacts final product hue, batch viscosity, or even shelf life. These refinements often come from collaborative work with customers who monitor their own downstream yields. The tail ends of the boiling range are always closely watched in our operation; allowing a wider cut might seem efficient, but we found it brings too much variability to product performance.
Talk to users in the flexible PVC sector or specialty adhesives, the message is the same: reproducibility matters most. Early on, we shipped test shipments side-by-side with standard grades from secondary sources. Customers nearly always noted lower volatility and better consistency in mechanical properties for their products. Knowing that the next ton will deliver the same physical attributes as the last matters far more than promises about “premium” quality floated by non-manufacturers. During scale-up projects, our technical support team regularly advises on optimum dosages and blending sequences, drawing on practical production trial reports. This type of hands-on, technical collaboration just isn’t possible when someone is simply moving drums around in a warehouse. For example, in wallpapers and textile coatings, migration resistance and retained flexibility trace back to subtle process features—down to every step the raw material sees in our facility.
Some market alternatives offer cheaper solutions, cut with high amounts of isomeric or oligomeric by-products. We learned the hard way that these bring trouble: fish-eye defects, unpredictable haze, odd odors, or patchy curing. By keeping extensive lot records, with batch-specific analytical certificates linked to actual run data, we hand users the confidence that every drum can be traced straight back to its origin. Investments in additional purification equipment—more than most resellers would consider—give us the edge here, not only in purity but in fewer process interruptions for the end user. During a period of supply chain uncertainty, customers remarked on the tangible drop in complaint rates and ease of switching between lots. Having control from procurement of key raw aromatic intermediates to the spent catalyst disposal stage closes the loop, allowing us to integrate feedback and keep quality in check over years, not just in isolated campaigns.
Modern adhesive and coating formulations place greater demands on every input: lower VOCs, tougher regulations on migration, and a call for higher-performance polymer blends. For example, in pressure sensitive adhesives, performance hinges on every component’s compatibility with resins, tackifiers, and base polymers. Manufacturers choose N-Butyltoluene-4-Sulfonamide from us because it brings precision plasticizing with minimal odor and strong compatibility with polar and non-polar systems alike. Users in the automotive and building materials sectors benefit from the ability to tune modulus and tensile strength across a range of humidities, thanks to this compound’s specific molecular structure. Reports from large-volume textile finishers point to improved calendaring and resistance to embrittlement during long storage. Speaking directly as the source, we field technical questions daily from companies seeking to replace less predictable plasticizers, confirming that consistency and regulatory compliance determine long-term partnerships.
N-Butyltoluene-4-Sulfonamide is not the only sulfonamide plasticizer on the market, but its unique molecular design gives noticeable benefits over common alternatives like O-Toluenesulfonamide or mixed aryl sulfonamides. For instance, o-toluenesulfonamide offers certain softening characteristics but tends to migrate in softer thermoplastics or causes cloudiness above moderate loadings. In contrast, N-Butyltoluene-4-Sulfonamide, built with the longer butyl chain, increases compatibility across a broader spectrum of resins and delivers lower volatility under heat. Our formulation chemists worked with compounders to fine-tune the use of N-Butyltoluene-4-Sulfonamide in blends that need to span a range of weathering and temperature exposures. The difference showed up in less migration, cleaner color profiles, and reduced fogging under automotive test cycles. Many competitors supply products blended from lower-cost mixed isomer streams, leading to unpredictable side effects and often failing tight end-user controls. By keeping the manufacturing process dedicated and sharply focused, we cut those risks and streamline the experience for our clients.
Regulations covering adhesives, food packaging, and consumer products have become tougher across global regions. Each area brings its own list of banned substances, migration limits, and EHS liabilities. Fluctuations in regulatory guidance can upend supply chains overnight, which makes reliable sourcing from a trusted, traceable manufacturer crucial. We maintain every batch in line with regional regulatory frameworks and routinely reevaluate our synthetic route to limit environmental releases. Continuous investment in emissions controls, solvent recycling, and energy management means not only does our N-Butyltoluene-4-Sulfonamide meet local benchmarks, but it also anticipates new standards. We stopped using certain process aids years before official bans, based on early customer requests and our own forecasts. Instead of retrofitting after a crisis, our technical and EHS teams meet regularly to review actual field feedback, staying ahead of compliance challenges and sharing that experience with direct users.
Years of warehouse audits and transport follow-up have shown how easy it is for quality to drop along the supply chain. Exposure to excess moisture or unlined drums will degrade a compound long before reaching the mixer. We ship only using nitrogen-blanketed packaging, leveraging lined drums as standard, and offer user training on best-practices in storage temperature and transfer. Customer visits to our facility often result in shared upgrades to their own storage protocols, with direct evidence that shelf life exceeds initial expectations when using clean, sealed, and temperature-stable containers. We include detailed but practical guidelines drawn from every complaint, inspection, and mishap we’ve seen over decades. Workers on the fill line pick up subtle cues to spot issues that automated systems might miss, catching leaks or container problems before they ever leave the plant.
The true test of N-Butyltoluene-4-Sulfonamide comes during blending and downstream processing. Admixing with crystalline resins, resins high in ester or amide content, or resins based on polyacrylates has consistently shown fast, homogenous incorporation. The reduced melt viscosity enhances coating spread and adhesive application across hot-melt, solvent-based, and aqueous systems. Feedback from pilot trials at customer sites points to shorter cycle times and fewer compatibility headaches. For end users, it’s not about chemical jargon—it's about whether a batch will process just like the last, with clean extrusion, no blistering, and target mechanical strength achieved every time. Our application engineers routinely visit plants for troubleshooting, bringing practical fixes and real-world insight drawn from thousands of tons processed yearly.
After serving global and local users through periods of boom and shortage alike, we understand that even trusted products draw scrutiny under evolving formulations and rising performance demands. Feedback never goes ignored. Each plant incident, customer suggestion, or production hiccup funnels back to our R&D and plant teams for review. We've rerouted supply chain inputs after observing small, but meaningful, differences in impurity profiles. We support clients revising their specifications as consumer product standards shift. Our deep understanding of N-Butyltoluene-4-Sulfonamide comes from thousands of hours spent monitoring reactors, fine-tuning process variables, and working on the solutions side-by-side with users. Every improvement traces back through real production data, technical audits, and passionate teams committed to keeping the standard high, batch after batch.
Chemical jargon sometimes gets in the way of clear commercial collaboration. From our perspective as the direct producer, we prioritize accessible explanations, real test results, and straightforward troubleshooting guides, drawn from practical field service—not just data sheets. Success in manufacturing depends on clear, mutual understanding: prompt notification if a batch falls outside typical performance bands, open lines of communication about new regulatory requirements, and honest feedback on compatibility or blending behavior. Many of our technical bulletins and training sessions originated from direct customer questions that flagged overlooked edge cases or site-specific needs. These real-world interactions breed improvement in our product and help our clients avoid costly downtime or reformulation.
Ownership of the entire value chain gives more than cost advantage; it brings the ability to intervene, correct, and adapt long before issues reach the customer. In-house testing includes round-the-clock monitoring, direct process analytics, and trend tracking that flags shifts in purity, moisture content, or physical appearance. Our technical control specialists know the particulars of each plant line and can identify root causes rapidly—a level of responsiveness resellers or distributors simply can't match. Documents tie back to real production events; traceability is not just a selling point but a safeguard. Customers report fewer out-of-box failures and lower process downtime associated with our material, reflecting the ongoing investment in standards, process monitoring, and practical employee know-how across every shift.
Being at the coalface of chemical manufacturing, we experience price spikes, regulatory surges, and supply chain interruptions firsthand. Markets value reliability, and only those who control their own production can promise any measure of future stability. When the industry swung towards commodity oversupply, many intermediaries flooded the market with mixed or lower-grade alternatives. Our focus stayed on protecting the chain of trust from raw input to finished product. Users tell us they appreciate product and documentation that never surprise them, year on year, across vastly different market climates. Price alone never solved the deeper problem of unpredictable performance or regulatory headaches. Ultimately, success in specialty chemicals hinges on the kind of deep, direct technical knowledge only built over years at the plant, not through catalogs or trade desks.
Many customers approach us while scaling their own production, encountering hurdles from laboratory trials up to full production. They count on our willingness to share test samples, joint performance evaluations, and even bespoke tweaks that can mean the difference between a new market launch or a scrapped project. Our engineers and R&D chemists engage deeply, helping to optimize dosing, streamline process sequences, and even troubleshoot downstream processing lines—whether extrusion, calendaring, or high-speed adhesive rollouts. This full-circle support builds more than one-off transactions; it sustains multi-year, multi-project collaborations. Our time in the trenches makes us attuned to the problems that matter most, making the technical difference tangible and sector-specific.
Modern chemical users expect not just a product, but a partner willing to provide sound advice, responsive technical support, and truthful feedback. N-Butyltoluene-4-Sulfonamide, manufactured with pride and expertise, has taken its place among the essential building blocks in demanding industrial applications. Staying attentive to practical concerns, regulatory shifts, and performance feedback keeps the material evolving, robust, and ready for tomorrow’s industrial requirements. This evolution never stops in our plant or out in our customers’ production environments. Each container we send off carries the results of years of improvement, close industry collaboration, and trade knowledge passed down through hands-on practice. For users seeking reliability, support, and real accountability, this is what sets our N-Butyltoluene-4-Sulfonamide apart in a crowded specialty chemical world.