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HS Code |
314062 |
| Chemicalname | Dodecylbenzene |
| Molecularformula | C18H30 |
| Molarmass | 246.43 g/mol |
| Casnumber | 123-01-3 |
| Appearance | Colorless to pale yellow liquid |
| Density | 0.86 g/cm3 |
| Meltingpoint | -8 °C |
| Boilingpoint | 282 °C |
| Solubilityinwater | Insoluble |
| Flashpoint | 132 °C |
| Odor | Mild aromatic odor |
| Refractiveindex | 1.484 - 1.488 |
| Vaporpressure | 0.002 mmHg (25 °C) |
As an accredited Dodecylbenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Dodecylbenzene, 25 liters, is a blue, tightly-sealed HDPE drum with clear hazard labeling and handling instructions. |
| Shipping | **Dodecylbenzene** should be shipped in tightly sealed drums or containers, away from sources of ignition as it is combustible. Ensure labeling complies with the UN number 2465 and applicable transport regulations for flammable liquids. Handle with care to prevent leaks, and avoid contact with strong oxidizers, acids, and bases during transit. |
| Storage | Dodecylbenzene should be stored in a cool, dry, and well-ventilated area, away from sources of ignition, heat, and strong oxidizing agents. Keep the container tightly closed and properly labeled. Use corrosion-resistant containers, such as those made of steel or polyethylene. Avoid direct sunlight, moisture, and incompatible materials to maintain chemical stability and prevent hazardous reactions. |
Applications of Dodecylbenzene in Industrial ManufacturingDodecylbenzene serves as a crucial chemical intermediate across several industrial sectors, bringing performance advantages at specific nodes in formulated products and manufacturing processes. Below, we outline its direct application in authentic downstream settings, with operational guidance drawn from extensive plant experience and formulation data. 1. Linear Alkylbenzene Sulfonate (LAS) Surfactant Production for DetergentsManufacturers predominantly utilize dodecylbenzene as the alkylation substrate for synthesizing linear alkylbenzene, which is subsequently sulfonated to form LAS—the foundation of modern household and industrial detergents. Sulfonation typically occurs via continuous falling film or batch reactors, requiring strict feedstock purity to assure color stability, sulfonate yield, and biodegradability in compliance with environmental standards. The concentration of dodecylbenzene in the reaction feed directly determines surfactant chain length attributes, impacting downstream performance of liquid laundry, powder detergent, and dishwashing formulas. Industry compliance standards
Typical usage ratio
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2. Emulsifier Synthesis for Bitumen and Asphalt AdditivesPaving and waterproofing asphalt formulations frequently require cationic or anionic emulsifiers produced from dodecylbenzene-derived intermediates. The sulfonation and amination of dodecylbenzene-based compounds yield additives that improve emulsion stability, aggregate coating, and resistance to temperature cycling, in accordance with regional road authority specifications. The adjustment of alkyl chain distribution is carefully controlled during amination to match emulsion-breaking profiles mandated for roadbuilding projects, where incorporation levels align with bitumen concentration. Industry compliance standards
Typical usage ratio
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3. Hydrotreating Agent Manufacturing in Lubricant and Fuel Additive SectorsRefineries and blending plants use dodecylbenzene as a feedstock for the synthesis of detergents and dispersants that control deposit formation in engine oils and fuel systems. The compound undergoes sulfonation, metal salt neutralization, or further functionalization to meet additive performance, ash content, and thermal stability requirements defined by API, SAE, and ACEA standards. Precise feed ratios are matched to target base oil solvency and to minimize sludge in finished lubricants and automotive fuels. Industry compliance standards
Typical usage ratio
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4. Industrial Cleaning and Metal Processing FormulationsChemical engineering firms integrate dodecylbenzene in the production of specialty surfactant blends for heavy-duty degreasers, metal cleaning baths, and process cleaners suitable for manufacturing and maintenance environments. Its role centers on formulating high-wetting, efficient detergents that support fast soil removal and rinsability without residue, in line with plant hygiene and safety regulations. Modulation of formulation rates factors in pH, hardness control, and compatibility with anti-corrosive agents, ensuring compliance with regional workplace and effluent discharge standards. Industry compliance standards
Typical usage ratio
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5. Agricultural Pesticide Adjuvant FormulationsFormulation laboratories use dodecylbenzene derivatives to manufacture non-ionic and anionic surfactant adjuvants for crop protection technologies. The product takes an active role in promoting wetting, dispersion, and adherence of agrochemical actives on crop surfaces, contributing to biological efficacy under field conditions. Compositional ratios are tightly controlled in compliance with agrochemical registration frameworks, which specify allowable surfactant and emulsifier doses based on environmental impact, crop safety, and residue tolerances. Industry compliance standards
Typical usage ratio
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Competitive Dodecylbenzene prices that fit your budget—flexible terms and customized quotes for every order.
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Every batch that leaves our reactor marks the culmination of decades spent refining alkylation processes. Our dodecylbenzene, most frequently recognized under model designation C12 Alkyl Benzene, stands apart through a blend of attention to raw material provenance, reactor temperature control, and purification technique. Only linear dodecyl chains sourced from C12-rich feedstocks, processed under strict thermal parameters, secure the purity essential for demanding applications. Each run brings with it the unmistakable scent, viscosity, and flashpoint profile that detergent manufacturers have come to rely on.
The chemistry doesn’t end with the name. This molecule lands in barrels with purity higher than 99%. Water content stays under 100 mg/kg, sulfur remains at trace levels far below detergent industry thresholds. Our typical product carries less than 0.01% aromatic by-products. You can pour out our dodecylbenzene and trace its clarity and consistency down to the decimal. These technical numbers matter only because they govern the foaming power, biodegradability, and downstream sulfonation efficiency for customers who have run their facilities for generations.
Detergent production absorbs almost all of our annual output. Linear alkylbenzene sulfonate (LAS), made from our dodecylbenzene, dominates household and industrial cleaning formulations across the globe. The backbone of liquid and powder detergents draws power from the stable hydrophobic alkyl chain and aromatic ring. Manufacturers turn pellets, gels, and surface cleanser bases into effective cleaning agents that don’t leave behind residues or break down prematurely in storage. Paper processing uses smaller amounts to improve wetting and penetration, chiseling away the stubborn boundary between pulp and water. Some lubricant blends draw on the high boiling point and thermal stability, while agriculture experiments with it as an emulsification intermediate for crop protection agents. The versatility comes from physical and chemical reliability batch after batch.
We listen closely to what customers demand and where classic products fall short. Dodecylbenzene, specifically the linear isomer produced on our lines, shows clear advantages over older branched alkylbenzenes. Branched alkylchains, though easier to produce in abundance, slow down microbial breakdown. That matters directly for companies seeking lower environmental footprints and meeting modern standards for aquatic toxicity. Linear dodecylbenzene comes with a fast, predictable rate of biodegradation. That efficiency of breakdown supports both eco-labeling claims and regulatory compliance across North America, Europe, and Pacific Asia.
Meanwhile, synthetic alternatives frequently introduce molecular diversity that makes downstream processing trickier. Uniform linear chain length in our supply grants a strongly controlled sulfonation curve, meaning better handling and reproducible surfactant quality at industrial scale. For customers using high-speed reactors and continuous mixers, every point of consistency in the feedstock means less stoppage for cleaning and recalibration.
The plant’s design choices, from reactor selection right down to metering pumps and catalytic contact times, shape how well a dodecylbenzene performs in industry. Our older batch reactors allowed flexible runs, but couldn’t always guarantee chain length distribution so closely. The shift to fixed bed units, running with stoichiometric precision and controlled alkylation temperatures, changed that. These investments tripled the return on purity, quality, and throughput. It didn’t just save us costs; it brought repeatability to customers’ factories previously dependent on variable raw material grades.
We'll gladly demonstrate this through decades of supply chain data, showing how detergent makers eliminated turbid product rejects, how process water cooling cycles returned to baseline, and how final surfactant performance improved in bulk shipment seasons. Simple chemistry can become complicated if inconsistencies creep in. In our operation, plant engineers audit all handling stages, from hydrocarbon cracking to the hydrogen fluoride catalyst quench. Every small leak or batch deviation has a direct economic impact, both to us and the final customer. In fact, the push for more environmentally friendly production has meant retooling heat exchangers, updating neutralization lines, and installing improved recovery systems—all while maintaining strict product characteristics.
Buyers in detergent manufacturing tell us all the time: one unreliable parcel of dodecylbenzene disrupts more than just measured output. It affects foaming behavior, shelf life, and even the basic appearance of a branded retail detergent. Inferior grades can introduce off-odors or yellowing—problems invisible to a procurement officer but obvious to a customer opening a product at home. Temperature specification during storage and handling affects pourability and blending. Maintaining a kinematic viscosity at standard reference temperature is not just a sales pitch; it’s about reducing clogs in dosing infrastructure and diminishing costly rework. Our attention to the finished product’s color index addresses direct demands from consumer goods companies eager to display vibrant, untainted colors in their detergents.
Unlike certain commodity-grade alkylbenzenes found in reseller networks, our dodecylbenzene comes with batch certificates you can audit against. Standing behind a production record isn’t just about trust; it’s also about keeping the claims and values in the supply chain honest.
Stricter environmental standards changed how everyone thinks about aromatic intermediates. As the base material for readily biodegradable surfactants, linear dodecylbenzene presents a cleaner environmental profile than earlier insecticide, dye, or branched-chain alkylbenzene counterparts. We’ve adapted our catalyst recovery and waste heat processes to cut both local emissions and overall site energy use. No system is perfect—and new wastewater regulations keep pushing us to minimize losses and volatilization of hazardous substances. Still, customers working under the environmental microscope can rely on our dodecylbenzene to meet downstream sulfonation plant discharge permits. Sulfonation is unforgiving: improper chain length, trace contamination, or aromatic heterogeneity can yield by-products carrying regulatory or disposal risks.
Bulk dodecylbenzene leaves our site under nitrogen padding, loaded through closed transfer systems that cut atmospheric exposure. Our tanks, tankers, and drums all undergo pressure and cleanliness tests. Logistics teams coordinate directly with clients for JIT shipments, avoiding unnecessary storage or contamination risk. Winter months bring added challenges, as dodecylbenzene’s freezing point demands heated tank cars and pre-warmed hoses to avoid crystallization during transfer. Small details, such as using internal circulation pumps or specifying lined carbon steel instead of plain carbon, have saved countless hours and headaches at the receiving end.
Operational managers often ask us about compatibility with new detergency protocols. Our current output is designed for easy conversion into LAS, but over the years, we have worked with teams optimizing for ultra-low toxicity or increased foam decline rates. Whether seeking tailored batches for pilot manufacturing lines or larger quantities for full-scale production, we offer guidance based on both plant experience and industry trends.
Other commercial buyers seek assurances on regulatory compliance. The EU REACH registration, US EPA notifications, and documentation trails from raw hydrocarbon sourcing reinforce confidence. We have received requests regarding recycled content, and though crude feedstock recycling remains limited, ongoing work on alternative alkyl source compatibility signals our readiness to adapt.
Comparing dodecylbenzene between producers uncovers major differences in feedstock, chain distribution, and by-product levels. Feedstocks influenced by lower-quality kerosene fractions or poorly separated paraffin can introduce heavier or lighter chains, shifting the detergent builder’s foaming curve and ultimately impacting cleaning performance. Our operation prioritizes control over cracking, fractionation, and alkylation so every drum matches the performance data sheets clients expect.
Downstream operations demand precision—especially in high-throughput continuous sulfonation lines. Even small drift in alkyl chain composition throws off process balances, requiring more acid addition or additional separation, each step risking foam decline or increased waste handling. Managing these details at the chemical plant sets apart suppliers who know every valve, every pump, and every operator on the line from those who simply resell product from anonymous sources.
Chemical supply chains face volatility unlike many other industries. Hurricanes, upstream disruptions, and sudden swings in petroleum pricing all come with the territory. Over years spent navigating such events, we learned that contingency planning, plant redundancy, and strong relationships with oil refineries at the alkylate source deliver consistency through global uncertainty. Inventory can’t always solve every delay, but deep integration with storage and transport providers, regular quality review, and tracking each shipment’s journey reduces headaches for everyone across the buying chain.
The global focus on greener chemistry keeps pressing for new catalyst technology, alternative raw material integration, and more energy-efficient operations. We dedicate resources each year to pilot testing new processes and collaborating with detergent makers to prepare for upcoming formulation needs. Real improvements—whether by fractionally reducing process heat requirements or updating hazard controls for operators—grow out of long-term partnership with end users, not just sellers moving product on a price sheet.
New detergent science brings regular surprises. Customer requests once centered on foaming and cleaning power alone. Today, more ask about fragrance compatibility, color stability, and microplastic avoidance. Some seek dodecylbenzene with altered chain distributions to run test lots for specialty applications. Our innovation team meets regularly with university researchers and in-plant chemists to keep products aligned with new directions.
We invest in developing analytical protocols—chromatography, spectroscopy, titrations—so that composition checks reach far below compulsory minimums. This dedication extends to after-sales service, where technical advisors join customer teams to troubleshoot line performance, blending, or storage questions. For us, selling dodecylbenzene marks the beginning of a partnership, not the end.
Years of hands-on manufacturing taught us that even the best molecule suffers if every step in the plant lacks vigilance. Subtle operational signals—a pump vibration, a retarded reaction at a struck temperature, or faint changes in color under controlled light—can foreshadow bigger issues. Veteran operators use both data and instinct honed from thousands of start-ups and shutdowns. We support and train our workforce to recognize and react to these signals before quality slips or safety hazards build up.
We share process know-how directly with plant visitors, customers, and partners interested in understanding the realities of modern chemical manufacturing. Whether through targeted plant tours, detailed technical meetings, or collaborative troubleshooting on formulation lines, knowledge transfer keeps process innovation alive. Building stronger detergents starts with staying curious and never shying away from hard truths—whether that means re-examining hydration efficiency, flashpoint performance, or even new routes to alkylation.
Dodecylbenzene will remain a pillar in the evolution of safe, effective, and sustainable surfactants. We continue to refine how it’s made. The future invites advances in plant digitization, real-time analytics, waste minimization, and energy recovery. As the world’s regulatory and market conditions shift, our goal remains to deliver consistent, honest, and high-performance intermediates to the industry’s innovators. While there may never be a perfect molecule, the right producer can make each shipment more than a commodity buy. It’s a trust built on competence, transparency, and the constant drive to outdo yesterday’s standards.