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HS Code |
170039 |
| Chemical Name | Tri(Ethylene Glycol) Di-P-Toluenesulfonate |
| Cas Number | 19731-49-8 |
| Molecular Formula | C22H30O10S2 |
| Molecular Weight | 518.6 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Purity | Typically ≥ 98% |
| Solubility | Soluble in organic solvents such as DCM and THF |
| Boiling Point | Decomposes before boiling |
| Density | 1.28 g/cm³ at 20°C |
| Storage Conditions | Store in a cool, dry place, tightly closed container |
| Refractive Index | 1.498 - 1.508 at 20°C |
As an accredited Tri(Ethylene Glycol) Di-P-Toluenesulfonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 1 kg of Tri(Ethylene Glycol) Di-P-Toluenesulfonate supplied in a sealed HDPE bottle with tamper-evident cap and safety labeling. |
| Shipping | Tri(Ethylene Glycol) Di-P-Toluenesulfonate should be shipped in tightly sealed containers, away from heat, moisture, and incompatible materials. It must be clearly labeled and handled according to applicable regulations for chemical transport. Employ protective measures to avoid spills or exposure. Typically, shipping is via ground or air, as per safety guidelines. |
| Storage | Tri(Ethylene Glycol) Di-P-Toluenesulfonate should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from direct sunlight, ignition sources, and incompatible materials such as strong oxidizers. Ensure the storage area is clearly labeled and protected from physical damage. Use secondary containment to prevent leaks or spills, and keep away from moisture to maintain quality. |
Applications of Tri(Ethylene Glycol) Di-P-Toluenesulfonate in Industrial ManufacturingTri(Ethylene Glycol) Di-P-Toluenesulfonate serves as a specialty intermediate and functional agent in several precision industrial sectors. As the developer and original manufacturer, we supply this material to downstream partners operating advanced chemical synthesis, electronics, and polymer processing lines where its specific reactivity and stability deliver targeted technical benefits. The following sections present its main industrial application scenarios, with details based on actual formulation, process integration, and regulated compliance requirements. 1. Electrolyte Additive for Lithium Battery ElectrolytesThis material functions as a high-stability, sulfonate-based electrolyte additive in the production of lithium-ion battery electrolytes. Utilized to enhance ion conductivity and cycle life, it integrates at the electrolyte preparation stage, specifically benefiting manufacturers developing high-energy-density battery cells for automotive and grid storage applications. Industry compliance standards
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2. Chain Transfer Agent in Specialty Acrylic Polymer SynthesisAs a bifunctional chain regulator, it is incorporated in advanced acrylic and methacrylic polymerization processes for electronic encapsulant and specialty coating applications. Its molecular structure provides precise control over polymer molecular weight and end-group functionality for downstream customers requiring targeted mechanical and electrical properties. Industry compliance standards
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3. Crosslinking Accelerator in High-Performance Epoxy FormulationsIn epoxy resin systems, especially those used for electronics and advanced composites, this material acts as an accelerator to increase the speed and efficiency of thermal crosslinking reactions. Customers use it to fine-tune cure cycles and mechanical performance for demanding industrial and consumer product applications, especially where process throughput and precise material performance are critical. Industry compliance standards
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4. Alkylation Promoter in Cationic Polymerization for Photoresist ManufactureDownstream semiconductor chemical formulators utilize Tri(Ethylene Glycol) Di-P-Toluenesulfonate as an alkylating functional promoter within cationic photopolymerization systems. This use allows precise modification of photoresist polymer structure, advancing UV patterning resolution and etch resistance demanded by next-generation lithography lines. Industry compliance standards
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5. Functional Sulfonate Source in Conductive Polymer DispersionManufacturers of high-durability conductive polymers—used in antistatic films, sensors, and OLED displays—apply this sulfonate as a functionalizing agent to improve ionic conductivity and environmental stability. Unlike commodity sulfonates, its tailored alkylene structure supports consistent electrical properties over extended use in technologically demanding end products. Industry compliance standards
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All of us in the chemical manufacturing field have watched the rising demand for custom sulfonate esters, and Tri(Ethylene Glycol) Di-P-Toluenesulfonate has become a staple for fine chemical producers, pharma companies, and related industries that rely on controlled synthesis. Our facility has specialized in this compound over the years because of its reliable properties, approachable physical handling, and critical role as an alkylating agent. Our customers trust us to maintain strict batch control, and as the original manufacturer, we invest in every stage of production to ensure tight molecular weight distribution, minimal residuals, and batch-to-batch repeatability.
Vertical integration lets us manage each step—starting with the sulfonation of p-toluenesulfonic acid, followed by neutralization, and ending with careful reaction of tri(ethylene glycol) under controlled temperatures. Avoiding shortcuts means customers don’t face unpredictable reactivity or hidden contaminants that can throw off large-scale processes. In practice, this approach gives peace of mind during scale-up, and the feedback we get from experienced formulators proves this difference out in every shipment. We build our batches for further production, not just for testing in static environments.
We choose not to cut corners. Some suppliers sell blends with unspecified diesters or monoesters to keep costs low. Our line focuses only on Tri(Ethylene Glycol) Di-P-Toluenesulfonate of defined structure, because that level of attention eliminates out-of-spec byproducts, which make regulatory compliance and downstream purification more difficult. The result is higher purity, which reduces the cost and workload of post-reaction clean-up during active pharmaceutical ingredient (API) synthesis or specialty polymer production. Users get full transparency—no surprise side reactions in their yield or unpredictable behaviors during formulation testing.
Customers usually care most about what they’re actually handling. In our process, control means the product arrives as a colorless to pale yellow liquid at room temperature. It pours easily, so technicians don’t waste time or risk spillage fighting with viscous, unmixed batches. Every drum or IBC is securely sealed, and we use only high-integrity, moisture-proof packaging to avoid hydrolysis en route to your facility. Workers have told us that the easy handling and clear visual appearance make inventory management and in-plant transfer work simpler and safer.
Most spec sheets focus on numbers alone, but the industry experience shows that values only matter if you know what they mean. Average purity for Tri(Ethylene Glycol) Di-P-Toluenesulfonate from our plant consistently exceeds 98%. Moisture content stays below 0.1% because we vacuum-strip every batch, and free p-toluenesulfonic acid drops below detectable limits by HPLC. End-users in agrochemical synthesis and electronics appreciate this because even trace acids can corrode reactors, harm yields, or cause product failures. We never settle for “good enough,” because unnecessary downtime hits everyone’s bottom line.
We know from direct experience that most Tri(Ethylene Glycol) Di-P-Toluenesulfonate ends up in either alkylation, polymer modification, or sulfonation reactions. In these contexts, even slight changes in water content or residual acidity can modify reactivity, cause precipitation, or introduce color bodies during application. Our product’s stability delivers a predictable performance profile that testing labs repeatedly confirm. This isn’t just a claim—it is grounded in actual production runs for custom polymer backbones, pharmaceutical intermediates, and certain specialty lubricants where only known, inert sulfonate byproducts can be tolerated.
Some buyers lump all polyglycol sulfonate esters together, but our team has worked in enough plants to see why structural precision matters. Mono- and diester grades from the same glycol base have very different profiles; only the di-p-toluenesulfonate brings the right combination of polarity and leaving group quality for controlled alkylations or uniform chain transfer in living polymers. Random mixed esters don’t control these properties, leading to variable molecular weights and unpredictable outcomes. When we compare our material with monoesters or blends, ours shows superior shelf life and greater hydrolytic stability—factors that directly affect manufacturing schedules and plant efficiency.
Over decades, we’ve built partnerships with both large and small buyers. Instead of offering just a fixed “off-the-shelf” product, we maintain open dialogues. Many custom applications require tweaks to stabilization levels or filtration, and our lab is equipped to tackle these needs quickly. We routinely run joint stability tests with customers and invite feedback about dissolving times and handling at different temperatures or atmospheric conditions. One major electronics manufacturer worked with us to refine water removal steps in response to a factory humidity challenge, leading to a sharper and longer-lasting product for highly sensitive applications.
People tell us they appreciate clarity on handling. Every batch ships with batch-specific quality certificates, and we publish clear guidelines for on-site storage, mostly to preserve low water content and prevent accidental contamination from opened drums. Larger customers often ask us to consult during their annual safety audits to eliminate questions before an inspection. Because our team includes both plant and analytical chemists, we advise not just on chemical hazards, but on practical issues—like how to load, offload, and transfer the product or what PPE is really needed for routine tasks. This makes training new staff easier and builds real user confidence.
Pharmaceutical customers need more than a clean product; they need full documentation, lot traceability, and reliable delivery. We’ve implemented a batch tracking system containing both manufacturing data and full chromatographic records, so all incoming and outgoing materials can be traced promptly. Because our line is dedicated—without cross-contamination from other esters—validation for regulated environments such as GMP APIs gets easier and less resource-intensive. Our documentation always matches the product as supplied, and we work directly with qualified auditors to update compliance packages on a regular basis.
On the lab bench and at production scale, what sets Tri(Ethylene Glycol) Di-P-Toluenesulfonate apart is measurable. To help synthesis teams, our application chemists routinely compare performance head-to-head with commercial alternatives. Purity differences directly affect yield losses in scale-up, and our lower water content lets engineers avoid routine overhead drying. Process engineers who use our grade send back production yields above 97%, with cleaner side stream disposal and less need for reprocessing. Time wasted on rework drops—and so does raw material cost.
Projects at kilo or tonne scale demand reliable raw material flows. We built out multi-tonne reactors and automated in-line sampling because waiting for outside supply delays production scheduling. Our direct manufacturing approach means true availability: we schedule batches based on real downstream demand, not just on forecasts or market speculation. This setup makes it possible for us to adjust supply—fast—for urgent customer projects. It also fosters long-term relationships, where partners see their feedback reflected in actual product improvements, not empty promises or slow third-party responses.
A specialty coatings company faced unexpected precipitation in their plant reactors using a lower grade from another supplier. By bringing us in, they switched to our Tri(Ethylene Glycol) Di-P-Toluenesulfonate and eliminated residue formation. The line ran smoother, batch reliability improved, and both waste and labor costs came down. We’ve heard similar stories from elastomer makers, custom pharma labs, and electronics materials processors. These tales of troubleshooting drive us to keep strict quality targets and work directly alongside users who keep our standards honest.
Although most attention falls on finished product specifications, actual outcomes depend on the character of the starting materials. Our customers report lower levels of colored byproducts in final polymers, because our rigorous exclusion of excess acid and tight moisture control leaves fewer triggers for unwanted side reactions. Where others supply material from blended microbatches, we use continuous filtration and in-line monitoring, allowing every user—from small scale researchers to global manufacturers—to draw from a common pool of consistent, high-grade material. That approach reduces variability, keeps troubleshooting simple, and helps meet pressing delivery deadlines.
Sustainability concerns influence sourcing, and we’ve acted decisively. Solvent recovery, waste stream management, and closed-cycle sulfonation steps have all been rolled out at our facility to match greener production requirements demanded by leading multinationals. Every kilogram of Tri(Ethylene Glycol) Di-P-Toluenesulfonate shipped contains a full disclosure of any residuals in line with global REACH and EPA requirements. Customers aiming for ISO or similar certifications find our transparency makes audits easier and offers genuine peace of mind in an age of rising compliance needs.
Trust forms the backbone of chemical manufacturing—especially for intermediates that influence entire processes. We don’t just provide a list of ingredients. We openly share manufacturing routes, residual analyses, and lot testing records because we know real-world users demand more than marketing talk. That information shapes decisions on process validation, quality programs, and risk management for customers who cannot afford production surprises. In a business built on reliability, open access to supporting data keeps us and our partners ahead of the curve.
Years of meeting demanding standards taught us hard lessons: attention to detail at every step—from raw materials, through reaction, to purification—means fewer failures and less wasted investment for everyone. Users of our Tri(Ethylene Glycol) Di-P-Toluenesulfonate develop new products faster, solve scaling problems with less trial and error, and clear regulatory gates more smoothly. This win comes from boots-on-the-ground experience, not lab theory. Staying connected to end users and acting on feedback drives our continuous improvement efforts.
Markets keep evolving, and sophisticated applications place new demands on intermediates like ours. We have invested in analytical instrumentation, live monitoring, and automation to anticipate emerging requirements—such as higher purity standards for digital device manufacturing or pharmaceutical excipients. Staying ahead means not just meeting, but exceeding customer expectations for value, risk reduction, and real partnership. Delivering Tri(Ethylene Glycol) Di-P-Toluenesulfonate is more than filling an order; it is about enabling every stage of innovation that comes after ours.
We maintain strong links with both chemical engineers and purchasing leads throughout the value chain. Through site visits, technical exchanges, and project collaborations, we gather valuable perspective that shapes further product refinement. Customer priorities—whether in cost control, environmental health, or technical parameters—filter straight back to our production team. By running side-by-side laboratory trials, supporting scale-up efforts, and sharing best practices, we work collaboratively to solve problems instead of just pushing product. We encourage partners to challenge us with higher standards; these partnerships form the engine for our ongoing innovation.
When our Tri(Ethylene Glycol) Di-P-Toluenesulfonate leaves the facility, it represents more than just molecules—it is the product of expertise, teamwork, openness, and hard work. Each drum carries more than a batch number: it contains the confidence that comes from decades of experience, validated by repeat customers who rely on us to keep their own production lines running. In this way, every ton delivered is a testament to manufacturing that does not cut corners, does not compromise on details, and treats every user, big or small, with the seriousness they deserve.
Real progress in chemicals happens day to day, through steady improvement and learning. We chose to focus our energies and investments on core intermediates like Tri(Ethylene Glycol) Di-P-Toluenesulfonate because we have seen the outsized impact reliable materials make downstream—on worker safety, product quality, and business sustainability. In a world full of choices, those who rely on genuinely consistent supply and clear communication become industry leaders. Our journey continues to revolve around those principles, and every customer’s success story becomes part of our own.