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HS Code |
550447 |
| Cas Number | 15163-46-1 |
| Molecular Formula | C23H51NO3S |
| Molecular Weight | 421.72 g/mol |
| Appearance | White to off-white powder |
| Solubility | Soluble in water |
| Melting Point | 75-85 °C |
| Iupac Name | 3-(Dimethyloctadecylazaniumyl)propane-1-sulfonate |
| Ph 1 Solution | 6.0 - 8.0 |
| Synonyms | Lauryldimethylammoniopropanesulfonate; Zwittergent 3-18 |
| Boiling Point | Decomposes before boiling |
| Storage Temperature | 2-8 °C |
| Odp Ozone Depletion Potential | 0 |
As an accredited 3-(Dimethyloctadecylazaniumyl)Propane-1-Sulfonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 100g amber glass bottle with a tamper-evident cap, labeled "3-(Dimethyloctadecylazaniumyl)Propane-1-Sulfonate, analytical grade." |
| Shipping | 3-(Dimethyloctadecylazaniumyl)Propane-1-Sulfonate is shipped in tightly sealed containers, protected from moisture and extreme temperatures. Standard chemical shipping procedures are followed, including labeling and documentation per regulatory requirements. Handling should minimize exposure and spillage. Ensure compliance with international and local transportation regulations for safe delivery of this specialty chemical. |
| Storage | 3-(Dimethyloctadecylazaniumyl)propane-1-sulfonate should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizing agents. Protect from moisture and direct sunlight. Use suitable secondary containment and clearly label all containers. Store at room temperature and follow all standard laboratory safety practices for handling chemicals. |
Applications of 3-(Dimethyloctadecylazaniumyl)Propane-1-Sulfonate in Industrial ManufacturingAs a specialty zwitterionic surfactant, 3-(Dimethyloctadecylazaniumyl)Propane-1-Sulfonate supports multiple advanced industrial processes. Our manufacturing division delivers this raw material to key sectors where selective wetting, electrostatic stabilization, and controlled interfacial activity matter for quality and regulatory performance. 1. High-Performance Detergents for Textile Scouring and MercerizationThis material functions as a high-efficiency wetting and antistatic agent during textile pretreatment operations. Leading textile plants use it to enhance impurity removal and alkali penetration, supporting uniform fiber treatment in high-speed batch and continuous mercerizing units. Its zwitterionic structure resists precipitation in electrolyte-rich baths, maintaining process consistency and minimizing fabric recontamination. Surfactant level depends on fabric load and process speed. In-plant quality control confirms traceability from surfactant receipt through bath discharge. Our end-customers prioritize reproducible scouring results based on validated supplier conformity. Industry compliance standards
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2. Electroplating and Metal Surface Treatment AdditiveThis surfactant facilitates controlled deposition in industrial electroplating, where it promotes uniform metal layering on complex geometries. Additive dosing reduces edge burning, controls grain size, and stabilizes bath surface tension in copper, nickel, and precious metal lines. Users integrate our material into proprietary bath recipes following periodic qualification by in-house labs. Customers operate under audited chemical management protocols, ensuring trace containment and quality linkage from raw material to finished plated part shipment. Industry compliance standards
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3. Emulsion Polymerization Aid in Waterborne Industrial CoatingsThe material provides charge stabilization for latexes and enhances emulsifier systems in acrylic, vinyl, and styrene-acrylic polymerizations. By managing surface tension and particle nucleation, formulators achieve controlled latex particle size and viscosity indices suited for architectural and automotive coatings. Each batch receives incoming QC and is apportioned according to polymer solids content and reactor fill protocol. Major downstream users trace surfactant use for compliance with emission and hazardous substance limitations during paint production and application. Industry compliance standards
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4. Personal Care Formulation Ingredient (Hair and Skin Cleansers)Personal care manufacturers incorporate the surfactant as a mild antistatic and foam stabilizer in sulfate-free shampoos and facial foaming cleansers. During scale-up, process engineers optimize blending speed and batch temperature to secure homogeneity and minimize micelle aggregation in the final product. The ingredient supports rinseability while reducing sensory skin dryness. Each delivery aligns with cosmetic GMP requirements, including full impurity profiling and allergen trace analysis, ensuring market entry for EU and US launches. Industry compliance standards
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5. Antistatic and Cleanability Enhancer in Engineering Plastics CompoundingResin compounders use the surfactant for static dissipation and improved dust-cleaning in polyolefin and engineering thermoplastic pellets. Its molecular structure provides permanent ionic mobility in automotive interior and electronics casing applications. Manufacturers disperse the additive via melt extrusion, maintaining strict temperature profiles and screw configurations to prevent thermal breakdown and ensure carrier matrix compatibility. Compound traceability runs from masterbatch production through customer-specific pellet lots, supporting product stewardship audits. Industry compliance standards
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We work with 3-(Dimethyloctadecylazaniumyl)propane-1-sulfonate every day in our laboratory. Among surfactant chemistries, this zwitterionic compound stands apart not for its name—certainly a mouthful—but for what it delivers across tough formulation landscapes. Making, testing, and scaling this product from basic starting materials means every batch reflects true chemical expertise, not packaging by strangers far from the reactor. We track the process step by step, tuning each parameter to bring out the specific amphoteric character that powers unique performance.
With a C18 hydrocarbon chain, a quaternary ammonium head, and a sulfonate tail, this molecule doesn’t play by the same rules as simple anionic or cationic surfactants. Under the microscope, you see both positive and negative charges tightly tethered to the same backbone. This duality influences how the molecule behaves at air-water interfaces and within complex mixtures. Unlike classic surfactants, which often become overwhelmed by changes in pH or salt, we observe that our product resists precipitation and keeps surface tension low across a broad pH spectrum. Formulators seeking out stable foams, low skin irritation, and strong detergency keep coming back to us for this very reason.
In real-world formulations, results matter more than purity digits. We see our sulfonate surfactant stay clear and functional in personal care shampoos, regardless of water hardness. During QC checks on antimicrobial cleaning fluids, our analysts notice consistent, low streak formation paired with good rinsability on glass and steel. In oilfield chemistry, field partners report easier scale dispersal in everything from production fluids to drilling muds. When blending in pigment dispersions, viscosity changes stay manageable, even when running high solids content. Not every surfactant copes with these stresses; we measure how ours stands up side by side.
We produce the model with a keen understanding of quality control: clear-white powder, reliable molecular weight distribution, and a low residue on ignition align with the practical demands of downstream customers. Residual amine by-products can undermine stability or lead to off-odors, so we monitor those tightly, ensuring the lowest levels our analytical tools can detect. For every batch, surface tension lowering is checked not just by classic Du Noüy ring, but also by Wilhelmy plate for cross-verification. Our customers don’t want surprises—neither do we.
Responsible handling of sulfonation and quaternization steps matters for both cost and environment. We recover unused reagents through in-process controls, recycle solvents where the chemistry allows, and continuously optimize our purification train to minimize aqueous waste. These production realities take time to perfect. Years ago, significant losses occurred in the quaternization step, but by tuning reagent feed and improving agitation we drove yields up and displaced nearly all side by-product formation. Close-loop water treatment is not a regulatory checkbox—without it, our operators couldn’t maintain a safe, efficient plant.
We never treat this surfactant as a simple raw material; its zwitterionic nature allows it to solve some of the knottiest formulation problems. Formulators often turn to us when they need to build powerful blends for mild cleansing, or when legacy nonionic surfactants fail to combine cleaning with minimal irritation. This molecule slips easily into protein-rich mixtures without causing denaturation—a feature that’s shaped the growth of both biomedical coatings and advanced paint formulations. Even after years of scaling up, we get new requests for applications in emulsion polymerization and drug delivery systems, where non-specific protein binding or cell toxicity present long-standing challenges.
Anionic surfactants can trigger irritation or interact poorly with cationic agents used elsewhere in a formulation. Cationic quats stick persistently to surfaces, often posing problems in rinse-off products or when dealing with wastewater in manufacturing. Nonionic surfactants slide through processes with little interference, but show weak performance in the face of heavy soils or variable pH. Our 3-(Dimethyloctadecylazaniumyl)propane-1-sulfonate handles these pain points. We see stable cloud points, low foam break and a unique ability to reduce static in both hard and soft water.
Every production run reveals fresh insights. Early batches suffered from inconsistent color, traced back to minute temperature swings in sulfonation. By instrumenting every reactor zone and using inline chromatographic checks, we fine-tuned profiles for repeatable results. Batch-to-batch variability wrecks downstream fill lines or causes customer returns, so repeatability remains our guiding metric. Our plant operators bring a hands-on feel, catching subtle changes in odor or flow that don’t show on a computer and flagging them before they impact quality.
Quality wins trust, but so does proof. Each finished lot comes with HPLC, FTIR, and NMR spectral confirmation. Our R&D team keeps up with academic studies showing how zwitterionic surfactants like ours resist nonspecific protein adsorption—direct evidence for its use in medical diagnostics and coatings. Other surfactants may suppress foam or offer mildness, but documented clinical studies show ours does both. For detergent producers, documented shelf stability gives confidence in shipping finished product all over the world. We address questions directly, walking customers through batch data, analytic traceability, or pilot-scale runs as needed.
Working as a direct chemical manufacturer, we make sure every stage aligns with all major regulatory agencies. Our process documents let buyers trace back each material to its origin. For global trade, we prepare full export documentation, and make sure the composition meets REACH and other relevant standards. By keeping control under one plant, we catch and resolve compliance or transport issues before they reach the supply chain.
Claims about new surfactants often look good on paper, only to break down at industrial volumes or under tough use. We learned this lesson when scaling a pilot batch that looked perfect at 10 kilos, only to foam excessively in 1-ton blends. Adjusting mixing profiles and degassing techniques allowed us to deliver a lot that matched the specifications, not just in the lab—our field techs tested it onsite for customers building new products, preventing expensive rework or spilled batches.
From time to time, a new personal care developer asks about compatibility with exotic botanicals or unusual preservatives. Instead of vague reassurances, we run small batches using their tender ingredients—not every surfactant keeps clarity and flow after days at 45°C. Our product shows strong compatibility, passing thermal and cold stability checks where alternative surfactants clump or haze. In emulsion paints, pigment load can swing quickly; this molecule allows smoother dispersion, less viscosity drift, and longer pot life. Lab numbers and field data both confirm these results.
Modern customers care about trace impurities, knowing these can trigger regulatory headaches or end-use failures. Older routes to this class of surfactant often left behind residual halides or unreacted amines, but years of process optimization now give us a material with very low impurity profiles. By using multi-stage washing, high-purity starting reagents and continuous monitoring, we maintain control over both the major and minor constituents of each batch.
Direct feedback from technical users in the field prompted us to address foaming limitations that earlier iterations of this surfactant faced. We learned that in large-scale textile dye baths, customers struggled with persistent foam. By varying the carbon chain length distribution and fine-tuning the quaternization ratio, we optimized our current model to balance foam control with wetting efficiency. These tweaks result in less need for downstream defoamers, reducing overall additive costs for our customers.
Handling any sulfonated product demands respect. Our team trains not just on production safety but on loading, storage, and spill response. Material moves only after confirmation of certificate-of-analysis specifications, air-tight packaging, and final QC release. By owning the process from raw ingredient to finished container, mistakes are caught earlier, and each shipment reflects the standards we set.
Product performance is about more than short-term gains or one-off sales. By manufacturing in-house, any complaint or request leads to investigation and, if necessary, a targeted improvement. Much of our new product development springs from conversations with technical teams who use our surfactant in production-scale environments. Even incremental adjustments—like minor tweaks to ion exchange during purification—can open new markets or solve compatibility issues for a partner. This direct, continuous feedback loop only exists because we are the manufacturer.
Some surfactants excel in lab settings but collapse in industrial or consumer tests. We supply detergent formulators who report that comparable nonionics fail to remove tough oils unless paired with high pH boosters. Our product tackles oily soils without damaging cotton, wool, or hair proteins. In agriculture, tank-mix stability with micronutrients matters for field applications. We achieved compatibility with both trace elements and biological actives—a persistent weak spot for traditional alkyl sulfates. Differences like these show up in final product returns, rework rates, and raw material consumption.
We track all feedback, from early stability assessments to customer complaints and technical wins. Years in business taught us to prioritize product integrity, batch consistency, and honest communication. Our plant staff, R&D scientists, and shipping teams all share feedback up the chain, fixing minor flaws or adjusting process variables as challenges arise. This results in a zwitterionic surfactant we’re confident to supply worldwide.
We staff an in-house team focused on both day-to-day troubleshooting and longer-term research targets. Recent studies involved reducing sodium and chloride residues through alternate counterion exchange to increase compatibility with sensitive pharmaceutical processes. We explore new uses in fields such as separations, diagnostics, and precision agriculture with our analytical chemists running test series, not by guesswork but by focused experimentation. Direct knowledge of the reaction and purification systems gives us the flexibility to tune parameters rapidly, bridging between customer need and scale-up viability.
Training new staff keeps knowledge alive. Every new technician runs supervised batches at pilot scale before moving to full production, learning both the critical steps and the “feel” of a good run. We see this practical training translate into fewer process upsets, more proactive QC interventions, and creative ideas for small improvements. Our team believes that real experience—not just certifications—ensures a safer, more reliable operation. Customers trust products where the manufacturing team knows their tools.
Environmental stewardship drives constant upgrades. Years ago, discharge water required costly neutralization; we now recover sulfonation intermediates before they ever hit the effluent stream. Supply chain partners demand low carbon footprints, and we answer by switching to more energy-efficient reactors and minimizing solvent use. Every efficiency gain passes back in less waste and lower costs.
Everything we say about 3-(Dimethyloctadecylazaniumyl)propane-1-sulfonate reflects both hard data and lived experience. From our early days producing just a few kilos at a time, through modern multi-tonne campaigns, our practices have evolved to meet each new challenge. Customer validation, internal quality metrics, and results from independent labs all point in one direction—this zwitterionic surfactant fills a critical gap.
New challenges surface every year. Whether responding to demands for lower toxicity, expanded pH range, or stricter impurity limits, we tackle each issue through direct control of raw materials, process variables, and analytics. We believe our approach—hands-on, data-driven, and shaped by feedback from both lab and field—sets the foundation for ongoing improvement.
We know the inner workings of 3-(Dimethyloctadecylazaniumyl)propane-1-sulfonate and its value to diverse industries, because we make and improve it ourselves. Every bottle, drum, and ISO tank runs through processes shaped by real-world experience and supported by technical know-how. If your operation, formulation, or research challenge calls for this unique amphoteric performance, our team is ready to share both our product and our expertise.