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N-Octylbenzene

    • Product Name N-Octylbenzene
    • Alias n-octylbenzene
    • Einecs 211-296-1
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    525844

    Cas Number 2189-60-8
    Molecular Formula C14H22
    Molecular Weight 190.32 g/mol
    Appearance Colorless liquid
    Boiling Point 297-299°C
    Melting Point -37°C
    Density 0.862 g/cm3 at 25°C
    Refractive Index 1.485 at 20°C
    Flash Point 132°C (closed cup)
    Solubility In Water Insoluble
    Vapor Pressure 0.012 mmHg at 25°C
    Smiles CCCCCCCCC1=CC=CC=C1

    As an accredited N-Octylbenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 250 mL amber glass bottle with tight screw cap; clearly labeled with “N-Octylbenzene”, hazard symbols, and handling instructions.
    Shipping N-Octylbenzene should be shipped in tightly sealed, properly labeled containers, designed for flammable liquids. It must be kept away from sources of ignition, heat, and incompatible substances. Transport according to local, national, and international regulations, such as DOT, IATA, or IMDG. Ensure the material safety data sheet accompanies the shipment.
    Storage N-Octylbenzene should be stored in a tightly closed container in a cool, dry, and well-ventilated area away from sources of ignition, heat, and direct sunlight. Keep it separate from strong oxidizers, acids, and bases. Store at room temperature, and ensure proper labeling. Use appropriate chemical storage cabinets and avoid storing near incompatible substances to prevent hazardous reactions.
    Application of N-Octylbenzene

    Applications of N-Octylbenzene in Industrial Manufacturing

    N-Octylbenzene serves as a key chemical intermediate in several industrial manufacturing sectors. Its molecular structure provides superior performance in processes where alkyl aromatic compounds are required, especially for synthesis and functional modification. Below are detailed application scenarios from the perspective of our chemical manufacturing operations.

    1. Surfactant Intermediate for Textile and Detergent Formulations

    Our N-Octylbenzene finds targeted use as a hydrophobic intermediate in the synthesis of linear alkylbenzene sulfonates (LAS), a primary ingredient in both industrial textile wash formulations and home care detergents. The C8 side chain yields balanced wetting and cleaning power favored by regional regulation for specific laundry grades. Process engineers incorporate it during alkylation reactions with benzene, typically utilizing Friedel–Crafts alkylation, followed by controlled sulfonation as downstream steps. Its use directly impacts surfactant chain length, affecting foam, detergency, and environmental breakdown. Major regional specifications define acceptability in laundry powders, industrial fabric softeners, and commercial dishwashing liquids, with continuous monitoring of content and chain distribution throughout production.

    Industry compliance standards

    • EU Regulation (EC) No 648/2004 on Detergents
    • China GB/T 26396-2011 Surfactants safety standard
    • REACH registration for intermediates
    • U.S. EPA Safer Choice requirements for surfactants

    Typical usage ratio

    • 10%–25% of total aromatic feedstock by weight; adjustments based on targeted LAS molecular weight and required foam profile.

    Downstream process integration

    • Entry after initial aromatic fractionation; undergoes controlled alkylation with benzene under Lewis acid catalyst, then passes to sulfonation reactors for surfactant synthesis.

    Final product types

    • Industrial powdered detergents
    • Institutional textile washing agents
    • Liquid dishwashing cleaners
    • Fabric softening additives

    2. Synthetic Base Oil Component in Specialty Lubricant Manufacturing

    Producers of synthetic oils utilize N-Octylbenzene as a co-monomer in alkylated aromatic base oil synthesis. The C8 alkyl chain confers a balance of solvency and low temperature fluidity favored in gear lubricants and compressor fluids. Refiners integrate it in hydroalkylation units where it reacts under high hydrogen pressure with controlled aromatics, creating finished oils meeting OEM requirements for thermal stability. The compound’s role ensures defined viscosity index, deposit control, and oxidation resistance. Detailed blending and post-refining specifications are guided by end-user technical sheets, with batch QC to monitor aromatic content and final pour point.

    Industry compliance standards

    • API Group V Base Oil specification
    • ASTM D6074, D6571 for lubricating oil physical and chemical analysis
    • ISO 6743 Lubricants, industrial oils, and related products classification
    • OEM technical approval sheets (e.g., Siemens, FUCHS, ExxonMobil)

    Typical usage ratio

    • 5%–18% as an aromatic feed component in synthetic lubricant production lines, depending on target viscosity and aromatic content required for the application.

    Downstream process integration

    • Introduced before hydroalkylation reactors, usually post-dewaxing; blended with other mono- or polyalkyl aromatics and subjected to hydrogenation for base oil uniformity.

    Final product types

    • Synthetic compressor oils
    • Industrial gear lubricants
    • High-temperature chain oils
    • Refrigeration lubricant bases

    3. Dye Carrier and Dispersant Agent in Synthetic Fiber Manufacturing

    Within polyester and acrylic fiber processing, N-Octylbenzene serves as an efficient dye carrier and dispersing agent, facilitating migration and uniform penetration of disperse dyes under high-temperature dye bath conditions. Its hydrocarbon chain compatibility with synthetic polymers allows for even color distribution during continuous or batch dyeing cycles. The compound integrates post-fiber spinning, directly into dye baths or auxiliary baths, optimizing dye uptake and minimizing agglomeration. Quality control monitors residue levels in fibers to ensure full compliance with global textile safety and export restrictions.

    Industry compliance standards

    • OEKO-TEX® Standard 100 for textile chemical safety
    • ZDHC MRSL (Manufacturing Restricted Substances List)
    • GB 18401-2010 National General Safety Technical Code for Textile Products (China)
    • REACH Annex XVII (EC No 1907/2006; aromatic solvent restrictions)

    Typical usage ratio

    • 1.5%–4% by weight of the dye bath; ratio chosen by required color intensity, fiber type, and dye chemistry.

    Downstream process integration

    • Direct addition into dyeing vessels after polymer spinning, held under agitation at 120–140°C, occasionally in synergy with other carriers or leveling agents.

    Final product types

    • Dyed polyester staple and filament yarns
    • Colorfast acrylic fibers
    • Textile upholstery and industrial nonwovens
    • Outdoor synthetic fabric with deep shades

    4. Intermediate for Alkylated Aromatic Monomers in Resin and Coating Synthesis

    N-Octylbenzene supports resin manufacturers as an alkylation intermediate for producing modified aromatic monomers. These monomers deliver improved flexibility, hydrophobicity, and processability in specialty epoxy and vinyl toluene-based resins. Resin plants introduce it during staged alkylation against catalytic aromatic units, controlling reaction conditions by chain length for project-specific resin chemistry. Customers in electronics, powder coatings, and industrial paints rely on finished resins for distinct film formation, adhesion, and moisture resistance. Downstream quality control validates residual aromatic levels and molecular weight distribution according to client batch requirements.

    Industry compliance standards

    • ASTM D1653-13 (film permeability in coatings)
    • EU RoHS 2011/65/EU for electronics coatings
    • ISO 9001:2015 certified resin manufacturing
    • GB/T 23988-2009 for epoxy coatings (China)

    Typical usage ratio

    • 7%–15% as an alkylating agent in aromatic ring modification; tuned by target polymer structure and resin flow requirements.

    Downstream process integration

    • Introduced after initial aromatic monomer charge, undergoes catalytic alkylation under Lewis acid catalysts, then pre-polymerized and finished in resin reactors.

    Final product types

    • Epoxy varnishes for electronics
    • Vinyl toluene resins for powder coatings
    • Industrial maintenance paints
    • Protective concrete sealers

    5. Additive and Diluent in Oilfield Chemical Formulations

    N-Octylbenzene acts in oilfield chemistry as a hydrocarbon diluent and additive for special demulsifiers, corrosion inhibitors, and paraffin dispersants. Its aromatic structure ensures solubility with heavy crude components and improves phase separation in water-oil emulsions. Formulation teams employ it post-blend, optimizing physical properties such as pour point and asphaltene solubility. Monitoring dosage is critical due to field-specific operational requirements and transportation safety regulations that restrict volatile aromatic content. Successful implementations adhere strictly to performance field trials and batch simulation data reports.

    Industry compliance standards

    • API RP 45 standards for oilfield chemical handling
    • OCNS (Offshore Chemical Notification Scheme, UK) for environmental risk assessment
    • U.S. EPA CWA Sections 311 and 112 for discharge and safety
    • GB/T 22270-2008 for oilfield chemical additives (China)

    Typical usage ratio

    • 3%–12% in demulsifier formulations; dosage adapts to crude composition, water cut, and field operating temperature.

    Downstream process integration

    • Blending after active agent mix, facilitates uniform additive distribution; enters pipeline or tank at wellhead or processing stations during separation stages.

    Final product types

    • Anti-sludge demulsifiers
    • Pipeline paraffin dispersants
    • Oil–water separation agents
    • Field-use corrosion inhibitors
    Free Quote

    Competitive N-Octylbenzene prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    N-Octylbenzene: Quality at Scale from the Source

    Our Hands-On Experience with N-Octylbenzene

    On the production line, quality comes down to the choices you make and the systems you trust. For several decades, we’ve dedicated our energy and investments to scaling the manufacture of N-Octylbenzene with purity that matches the demands of advanced chemical synthesis. We have watched processing parameters evolve, filtration methods sharpen, and market expectations shift—yet the essential character of this raw material keeps it in steady demand from industries looking for real performance rather than empty claims.

    N-Octylbenzene in our hands reaches beyond the average aromatic hydrocarbon. The C8 linear alkyl chain attached to a benzene ring brings specific characteristics that companies in solvents, surfactant intermediates, and certain electronics applications rely on. This is no commodity, even though some may treat it as such. What you see in the drum or tanker is the product of precise thermal alkylation, robust phase separation, and scrupulous distillation. We have refined every stage for consistency in both bulk and small-batch production.

    Understanding the Value of Linear N-Octyl Structure

    The majority of commercial-grade alkylbenzenes use mixtures of linear and branched isomers. This is often driven by feedstock pricing or simplified downstream handling. Through experience, we noticed a growing segment of clients who require predominantly linear N-Octylbenzene—not just for regulatory reasons, but because linear chains behave predictably during further chemical transformations. Oxidation yields more uniform products, and the volatility profile offers advantages for manufacturers interested in precision.

    Our N-Octylbenzene delivers a high assay by limiting heavier or branched homologues below industry-accepted thresholds. The straight C8 side chain produces lower tar formation in high-temperature reactions, which saves time during subsequent purification steps and reduces waste disposal costs. These are not just lab results but outcomes measured on sizable industrial reactors, where down-time can make or break a campaign. Consistency and chemical integrity matter in the real world, with batch-to-batch records and historical retention confirming our claims.

    Specifications Forged from Real-World Demands

    We see requests for specifications involving GC purity above 99%, moisture as low as 200 ppm, and sulfur content under 1 ppm. These thresholds developed out of practical needs on customer assembly lines and R&D programs. To balance throughput and specification, we invested in continuous distillation and modern analytical controls, which have made quality swings less likely across thousands of tons delivered annually.

    Some manufacturers neglect low-level impurities, but trace chlorinated compounds or improper boiling point range torpedo downstream catalysts and clog utility pipelines. Our chemists and line operators watch for these pitfalls daily. Batch certificates aren’t just paperwork: they reflect late-night adjustments, periodic audits, and time spent troubleshooting filter blockages during scaling runs. The best documentation means little unless it traces back to real adjustments made with open eyes and steady hands.

    Performance in Industry: More Than a Solvent

    The chemical industry often focuses on new molecules, but steady demand for N-Octylbenzene underlines its versatility. Its mainstay remains as an intermediate in producing sulfonated surfactants. The linearity of our product allows for better control of sulfonation, which produces detergents with targeted foaming and wetting behavior. Farm supply customers have cited fine emulsion properties in their herbicide formulations, claiming less residue and more predictable application.

    N-Octylbenzene doesn’t just show up in consumer products. In electronics, it provides a critical role as a high-boiling solvent during photoresist production and select conductive pastes. The consistent boiling range and lack of polar contaminants reduce process deviation and maintenance in continuous coating systems. These aren’t features you measure in the lab and forget; they are process advantages backed by data from dozens of technical audits at end-user facilities.

    During the past five years, an uptick in custom chemical services placed new workloads on our N-Octylbenzene infrastructure. Our reactors and finishing lines support not only bulk sales but also precise blend requirements, where N-Octylbenzene functions as a primary diluent for testing unusual reaction media. Our clients include process development chemists scaling up from multi-kilo to tens of tons, who cannot afford failed batches caused by unexpected impurities or fluctuating quality. Decades of technical dialogue show up as process improvements and rapid troubleshooting.

    What Sets N-Octylbenzene Apart from Shorter and Longer Homologues

    Our site produces a diversity of alkylbenzenes, but daily production experience highlights notable differences between C8 N-Octylbenzene and other homologues like n-hexylbenzene or n-decylbenzene. N-Octylbenzene strikes a balance that makes it easier to handle: it is less viscous and easier to pump than longer members, and it evaporates less readily than n-hexylbenzene, making it safer to store and less prone to atmospheric loss.

    Physical handling aside, the C8 chain achieves reactivity without introducing excessive steric hindrance in aromatic substitution. As a result, it offers chemical flexibility for further modifications, including chlorination or phosphorylation. Flow meters, centrifugal pumps, and standard piping all accommodate its viscosity and density in routine operations. Forklift drivers and process engineers report fewer issues with leaks or deposits compared with higher homologues, reflecting real differences under plant conditions.

    From a safety perspective, N-Octylbenzene’s flash point and vapor pressure minimize unnecessary exposure during mixing or transfer, while its moderate boiling point streamlines vacuum stripping and recovery without stressing heat-exchange surfaces. Every day, operators surface issues with storage and transfer; minimizing these risks has become a real-world priority, not just a compliance checkbox.

    Commitment to Safe and Transparent Manufacturing

    Manufacturing N-Octylbenzene involves hazardous chemicals and requires reliable controls. Our site managers prioritize preventive maintenance schedules for alkylation reactors, waste scrubbers, and solvent storage tanks. Internal process safety systems, regular equipment upgrades, and ongoing employee education contribute to consistent output and safe working conditions.

    We track our energy and water use, aiming to reduce waste and emissions each year. Improvements in solvent recovery and recycling emerged as a result of site-specific process analysis, not just broad industry trends. Plant operators use these systems every shift; close monitoring pays off in both safety and reduced costs.

    In response to customer audits, we provide full transparency with raw material sourcing and traceability down to individual production campaigns. Over the years, our technical team has participated in hundreds of regulatory reviews and customer visits, using each as a chance to show process control methods that keep quality and safety issues in check. Trust grows between manufacturer and customer when transparency isn’t just a slogan but a part of daily routine.

    Adapting to Market and Regulatory Shifts

    Regulatory agencies expect cleaner production methods every year, prompting us to update our purification systems and raw material tracking. Our focus has been on further reducing marker impurities and minimizing by-products that complicate downstream disposal or recovery. In our experience, regulatory compliance is not just a box-ticking exercise but an opportunity to build a longer-term partnership with customers who rely on predictable, inspected material.

    Some recent market trends in Europe and Asia push for even lower trace contaminants in surfactant intermediates, especially for production feeding into high-standards industries. Dedicated purification trains and additional gas-phase scrubbing help us meet and document these higher standards. Buyers in sensitive applications depend on robust documentation, so our technical reports go into greater detail, backed up by archived samples available for reanalysis.

    Every new set of standards brings production challenges—adjusting distillation columns, modifying container selection, and reviewing all supplier documentation. Our staff leverages practical knowledge developed by solving recurring problems, reducing batch failures below industry norms, and ensuring on-time deliveries during busy cycles with tight margins.

    Supporting Innovation in Research and Process Development

    N-Octylbenzene has played a role in university and pilot-plant settings, particularly as a benchmark for new catalytic routes or environmental testing standards. Because our control of purity and by-product profile stays robust, results remain reproducible in third-party studies. Researchers depend on a stable baseline to confirm process improvements, and the ability to source from the producer shortens response time for technical questions or requests for custom volumes.

    Large research consortia and private companies often come to us with requests for modified properties. Access to our process data allows for adjustments, such as narrowing boiling range or reducing sulfur content for pilot trials. Just as important, we have learned from mistakes: every failed blend or unexpected residue leads to process updates. Feedback from academic and industrial partners shapes further product improvements.

    Offering customized lots, our team can quickly shift schedules or equipment to integrate new filtration media or analytical tests. This hands-on approach developed from years working closely with researchers troubleshooting scale-up problems or unique synthetic pathways. By keeping the full production loop in one place, we cut out delays and keep confidential information intact.

    Durability Across Industries: Case Examples

    Over years of supply to coatings manufacturers, refinement in distillation and storage has paid dividends. On-site blending often occurs inside facilities with strict volatility guidelines, and reports show that our N-Octylbenzene integrates smoothly with both waterborne and solvent-based systems. Paint R&D labs cite improved pigment dispersion with our product versus mixed-alkylbenzenes, which translates to more consistent colors across large production runs.

    In agricultural chemicals, formulation teams routinely report better solubilization profiles when using our linear N-Octylbenzene, particularly for active ingredients with tight solubility windows. Broad-spectrum compatibility under different pH conditions has improved process flexibility, letting end-users shift between crop types and growing environments without reformulating entire product lines. Over multiple growth seasons, these small differences add up to critical economies of scale.

    Some specialty lubricants and high-stability fluids use N-Octylbenzene as a backbone. Here, oxidative stability and thermal performance take center stage. Lubricant makers tell us that the product’s purity influences service life and wear characteristics in high-value bearings and seals. Recognizing these links, our site quality teams coordinate closely with lubricant manufacturers to align production cycles and reduce any transitional quality drift.

    Paving the Way for Greater Sustainability

    While N-Octylbenzene does not have a bio-based origin, our process department is moving toward greener energy sources wherever feasible. Recovered waste heat heats process water and offices, trimming fossil fuel use. Tests of more advanced catalytic processes are underway, aiming to reduce formation of low-value side-products and improve energy intensity per ton of finished product.

    The goal is to demonstrate real, trackable reductions in environmental footprint over time, not just announce one-time changes. Our technical and production teams run annual reviews, publishing sustainability performance to key customers and technical partners. Meaningful change comes from continual investment in equipment and staff, and periodic review of all incoming and outgoing streams.

    We support collaborative projects targeting improved circularity for packaging and shipping. Programs for reusing drums and switching to bulk transport reduce waste at the customer’s dock and in our storage yards. In recent years, partnerships with logistics experts enabled new shipment models that minimize off-spec returns and preserve product quality during long transit times.

    Fielding Real-World Challenges

    Manufacturers know that even short-term production glitches can ripple into months of additional costs throughout the supply chain. When hurricanes hit major shipping lanes or when equipment fouling causes shutdowns at alkylation units, direct dialogue and alternate planning keep our customers supplied with critical stocks of N-Octylbenzene. Our operations team tracks inventory with regular cross-checks, ready to reroute loads or expedite custom filtering to meet key deadlines.

    A technical sale doesn’t end with shipment. Our team provides troubleshooting for any application challenges reported on customer lines, including support with blending ratios, residue management, and analytical interpretation. This service model grew out of necessity: in crowded markets, standing behind the product after it leaves our site distinguishes real manufacturers from traders.

    Strong, transparent feedback systems powered by both customer input and internal audits keep quality trending in the right direction. Our support for lean and agile manufacturing methods extends to sharing in-plant experiences with customers, supporting efficiency upgrades on both sides. Technology evolves, but the bedrock of skilled people and open communication ensures stable performance.

    A Reliable Cornerstone for Today’s Producers

    N-Octylbenzene isn’t just a substance pouring out of reactors; it represents a chain of decisions, investments, and ongoing relationships between manufacturing teams and customers. The benefits of coming straight to the source include traceability, fast response on technical concerns, and a quality standard shaped by those who actually maintain the equipment and control the output. In every drum and bulk tank, you’ll see the outcome of focused expertise and a commitment tested every production day.

    From laboratory scale to full-scale manufacturing, our direct experience gives us a unique point of view on practical requirements—and what actually works. Working shoulder to shoulder with customers in surfactants, specialty chemicals, agriculture, and high-technology sectors lets us see firsthand which properties bring value. The drive to innovate goes hand in hand with the responsibility to deliver reliability.

    As the market continues to evolve, our focus remains fixed: delivering N-Octylbenzene that reflects real know-how, scrupulous care, and technical engagement with the people who depend on it to keep their own promises and processes in good working order.