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N-Butylbenzene

    • Product Name N-Butylbenzene
    • Alias n-butylbenzene
    • Einecs 202-660-8
    • 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

    848802

    Chemicalname N-Butylbenzene
    Molecularformula C10H14
    Molarmass 134.22 g/mol
    Casnumber 104-51-8
    Appearance Colorless liquid
    Boilingpoint 183-184 °C
    Meltingpoint -94 °C
    Density 0.862 g/cm3 at 20 °C
    Flashpoint 54 °C
    Solubilityinwater Insoluble
    Vaporpressure 0.4 mmHg (25 °C)
    Refractiveindex 1.491 (20 °C)

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

    Packing & Storage
    Packing N-Butylbenzene, 500 mL, is packaged in a sealed amber glass bottle with a secure screw cap and hazard labeling.
    Shipping N-Butylbenzene is shipped as a flammable liquid, typically in tightly sealed drums or containers conforming to UN standards. It must be labeled and handled according to hazardous material regulations (UN 2617, Class 3). Store and transport away from heat, sparks, and incompatible substances, with adequate ventilation and fire precautions in place.
    Storage N-Butylbenzene should be stored in a tightly closed container in a cool, dry, well-ventilated area, away from sources of ignition and incompatible substances such as oxidizing agents. Keep away from direct sunlight and heat. Use proper grounding and bonding when transferring the liquid to prevent static discharge. Store in a chemical storage cabinet designed for flammable liquids.
    Application of N-Butylbenzene

    Applications of N-Butylbenzene in Industrial Manufacturing

    N-Butylbenzene serves as a valuable intermediate in various industrial sectors, primarily due to its chemical structure that enables precise functionalization and its suitability for demanding process conditions. As a direct manufacturer, we support global partners in multiple downstream industries by supplying this raw material tailored for large-scale production. Below we outline several key application scenarios, highlighting regulatory standards, formulation parameters, integration points within processing, and the types of final products manufactured from this material.

    1. Synthesis of Alkylated Diphenylamine Antioxidants for Lubricant Additives

    Leading lubricant additive manufacturers use n-butylbenzene as a key alkylating agent for producing diphenylamine-based antioxidants. These compounds enhance oxidative stability in motor oils, industrial lubricants, and transformer oils under high-temperature and extended-use conditions. Incorporation involves a controlled Friedel–Crafts alkylation process, which requires exacting feeding ratios and process timing to meet purity and stability benchmarks for performance lubricants.

    Industry compliance standards

    • API SN, CK-4, FA-4 lubricant standards (American Petroleum Institute)
    • REACH Regulation (EC) No 1907/2006 registration and safety documentation
    • ASTM D943 for oxidation stability testing of lubricants
    • ISO 9001:2015 for integrated additive production quality management

    Typical usage ratio

    • 5%–15% by molar ratio as the alkyl donor during the aminodiphenylamine alkylation step. Engineers adjust the charge according to the targeted molecular weight and desired branching of the antioxidant for specific finished lubricant grades.

    Downstream process integration

    • Added in the alkylation reactor stage post-amine introduction; requires precise metering and temperature control for selectivity.

    Final product types

    • High-performance lubricant antioxidant concentrates
    • Multigrade engine oil additive packages
    • Transformer oil stabilizers
    • Specialty synthetic and semi-synthetic lubricant formulations

    2. Raw Material for Phenolic Resin Manufacturing

    Formulators in the engineering plastics and insulation sectors employ n-butylbenzene as a precursor to design modified phenolic resins with improved heat resistance, processing flexibility, and electrical insulation. The compound is introduced as a co-monomer or additive in the resinification process, enhancing molecular packing and hydrophobicity. Detailed tracking of compliance and batch quality is essential since these resins often serve in automotive and circuit board applications.

    Industry compliance standards

    • UL 94 and IEC 60695 for flame retardancy and electrical insulation in phenolic resins
    • RoHS Directive 2011/65/EU and its amendments for restricted substances
    • ISO 9001:2015 for manufacturing and process control
    • ASTM D4029 for measuring electrical properties of resin sheets

    Typical usage ratio

    • 2%–8% by mass as a co-monomer in phenol–formaldehyde reactions. Adjusted based on the resin’s end-use, with higher ratios for applications demanding enhanced hydrophobicity.

    Downstream process integration

    • Charged during the initial monomer blending with phenol and formaldehyde, prior to polymerization. Mixing protocols are optimized for even distribution and full consumption in condensation.

    Final product types

    • High-temperature electrical laminates
    • Phenolic molding compounds for automotive under-the-hood parts
    • Thermal insulation foams and panels
    • Abrasive wheel and brake pad matrix resins

    3. Intermediate in 4-Butylbenzoic Acid Synthesis for Plasticizers

    Producers of specialty plasticizers further process n-butylbenzene into 4-butylbenzoic acid, which imparts targeted plasticity and flexibility in select polymers such as PVC, polyesters, and engineering plastics. The process, typically involving catalytic oxidation and carboxylation, demands strict control of feedstock quality to maintain low residual hydrocarbons and ensure consistent acid yield, directly affecting downstream product performance and regulatory conformity.

    Industry compliance standards

    • EU Regulation (EC) No 10/2011 on food contact plastics for plasticizer components
    • FDA 21 CFR 177.2600 for rubber articles intended for repeated use
    • EN 71-3:2019 testing for migration of certain elements in toys when used in flexible plastics
    • ISO 14001 for environmental management in chemical processing

    Typical usage ratio

    • Raw n-butylbenzene input corresponds to 1.1–1.2 equivalents per target mole of 4-butylbenzoic acid, accounting for conversion yield and process loss in batch or continuous oxidation set-ups.

    Downstream process integration

    • Charged into oxidation reactors equipped with metal catalysts, followed by acid workup and purification before subsequent esterification with alcohols for plasticizer finalization.

    Final product types

    • High-flexibility PVC plasticizers
    • Specialty polyester modifiers
    • Plasticized adhesives for packaging and automotive
    • Flexible toy components conforming to international safety norms

    4. Solvent Component in High-Boiling-Point Hydrocarbon Solvent Blends

    N-butylbenzene is incorporated into custom solvent blends for the coatings, pesticides, and specialty printing ink industries where higher boiling points and controlled evaporation rates are required. Its use ensures improved solvency power for resins, enhanced flow properties, and tailored drying profiles in precision formulation. Each manufacturing partner specifies proprietary blend ratios according to application viscosity, VOC regulations, and substrate compatibility, while meeting local and international environmental and health standards.

    Industry compliance standards

    • Directive 2004/42/EC on VOC content of paints, coatings, and vehicle refinishing
    • OSHA 29 CFR 1910.1200 for solvent labeling and workplace hazard communication
    • Standard EN 71-9 for organic chemical requirements in surface coatings on toys
    • ISO 14001 for environmental safety in solvent blending plants

    Typical usage ratio

    • 8%–30% by volume within proprietary hydrocarbon solvent blends, selected based on targeted evaporation curves, resin compatibility, and final product use; adjusted after in-plant QC evaluation of flow and drying characteristics.

    Downstream process integration

    • Directly metered into blending tanks with other aromatic/aliphatic hydrocarbons and functional additives under nitrogen to control oxidation, followed by inline filtration and QC release for finished solvent batches.

    Final product types

    • Alkyd paint thinners for industrial and architectural coatings
    • Pesticide and agrochemical emulsifiable concentrate solvents
    • Specialty gravure and flexographic printing inks
    • Degreasing agents for mechanical maintenance

    5. Reaction Diluent in Specialty Organic Synthesis for Laboratory Reagents

    Producers of fine chemicals and laboratory reagents select n-butylbenzene as a diluent and carrier for organometallic and cross-coupling reactions that demand inert, thermally stable reaction environments. Its low reactivity, boiling point, and ability to dissolve a broad range of organic substrates make it essential for controlling reaction conditions during pharmaceutical synthesis and analytical standard production.

    Industry compliance standards

    • ISO 17025 for testing and calibration laboratory competence
    • Ph. Eur. (European Pharmacopoeia) monographs for reagent quality
    • USP Reagent Grade Specifications for chemical reagents
    • GLP (Good Laboratory Practice) for batch record keeping and traceability

    Typical usage ratio

    • 10%–60% by batch volume, determined based on the required dilution factor, solubility of reactants, and exothermic profile of the studied reaction. Researchers calibrate ratios to optimize product isolation and minimize side reactions.

    Downstream process integration

    • Added prior to catalyst introduction in batch or semibatch organic syntheses; functions as both medium and diluent until product isolation via extraction or distillation.

    Final product types

    • Synthesized high-purity reference standards
    • Fine chemical intermediates for pharmaceutical R&D
    • Diagnostic kit reagents
    • Specialty organometallic synthesis batches for academic and industrial research
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    Certification & Compliance
    More Introduction

    Understanding N-Butylbenzene: A Manufacturer’s Perspective

    Our Experience with N-Butylbenzene Production

    At the plant, the rhythm that drives every shift comes from a blend of chemistry and reliability. N-Butylbenzene plays a noticeable role in that balance. The process of crafting this organic compound starts with careful selection of raw materials—fresh, high-purity benzene derived from our own distillation columns, and butyl chloride sourced from trusted suppliers who share our insistence on low impurity levels. We run each batch through multiple quality checks, calibrating our distillation towers so that nothing short of top-tier, colorless N-Butylbenzene leaves our facility. In our own labs, this means monitoring for purity greater than 99 percent, making sure only minimal traces of water, toluene or other aromatic hydrocarbons slip through.

    Our team tracks every variable tightly, since small swings in temperature or reflux can tip the purity out of specification. N-Butylbenzene doesn’t tolerate careless handling—its gentle, oily liquid form picks up contamination faster than some heavier aromatics. Unlike heavier chain alkylbenzenes, which feel more forgiving to clean up, this compound craves good house-keeping. Our reputation rests on supplying N-Butylbenzene that professionals can count on, regardless of the end user’s process limits.

    Physical Properties and Specifications That Matter

    We package N-Butylbenzene after extensive internal analysis. Each drum or bulk tank holds product that meets linear boiling range around 190–195 °C and delivers on the minimum 99 percent purity. Water content, measured by Karl Fischer titration, typically stays below 0.05 percent. This threshold remains critical for users dependent on reactive sequences—just a few droplets of moisture will spoil a batch or devalue a catalyst in another part of the downstream process. Color also matters. Quality controllers and process engineers holding up a sample to the light expect a clear, colorless flash. Any visible yellow or brown signals potential contamination, leading to more waste or costly equipment clean-outs.

    We focus on eliminating suspended solids and minimizing residual acidity, since those trace impurities become problematic for synthesis applications, especially in pharmaceutical intermediates or performance chemicals. The challenge isn’t just removing them after the fact, but preventing them from forming at all through careful control of pH and oxygen ingress during storage.

    Why Customers Choose N-Butylbenzene from a Direct Manufacturer

    End-users rely on this compound’s stability and solvency in downstream chemistry. Many recognize its utility as a non-polar solvent, leveraging the butyl group for improved compatibility in organic reactions. Those who work daily with Grignard reactions or Friedel-Crafts alkylation lean on N-Butylbenzene to dissolve intermediates that trouble more traditional aromatic solvents. It cuts through waxes and oils, yet resists attack from common acids or bases—which means fewer process upsets and lower risk of off-spec product from cross-reactions.

    A laboratory’s results hinge on liquid clarity and predictable reactivity. Our real-world experience shows that poorly purified N-Butylbenzene drags down overall process yields. Rare but real residues—sometimes as simple as excess toluene—can completely throw off kinetic studies by shifting solvation rates. We have seen that the difference between 98 percent and 99.5 percent purity, on paper, disguises a world of practical headaches for researchers running multi-hour experiments with expensive starting materials.

    Bulk users in specialty chemicals or lubricants also value that N-Butylbenzene evaporates at a steady rate and doesn’t stain or form persistent residues, unlike heavier alkylated benzenes. Paint and coatings groups report fewer problems with haze or yellowing and shorter drying times when switching from isopropylbenzene or similar blends. The subtle, floral odor profile is tolerable in the plant setting, playing only a minor background role compared to sharper, more pungent aromatic compounds.

    Differences that Set N-Butylbenzene Apart from Other Alkylbenzenes

    Years on the factory floor, working side by side with our team, expose the contrasts between standard alkylbenzenes and the butyl variant. Each subclass of alkylbenzene, from ethyl to dodecyl, brings a different set of strengths and quirks to production. N-Butylbenzene sets its own course, with a longer hydrocarbon chain delivering more hydrophobicity and a softer volatility profile. This feature matters for users seeking a balance between solvent strength and evaporation rate. In solvent extraction work, N-Butylbenzene sometimes outperforms ethylbenzene or cumene, thanks to higher selectivity for certain nonpolar targets, while resisting the high vapor losses of lighter fractions.

    Other manufacturers in the aromatic solvents arena sometimes chase the lowest possible price point, prioritizing run speed over tight quality control. We pursue a different goal. Reliable composition directly correlates with fewer headaches for the engineer tuning a reaction or the team troubleshooting a pharmaceutical impurity profile. Isopropylbenzene, for example, suits those who need greater reactivity from the benzylic position, but for stability, lubricity, and a wider safety window, N-Butylbenzene answers with lower toxicity and a flash point that fits storage compliance needs.

    Compared to linear alkylbenzenes (LABs) used extensively in detergents, N-Butylbenzene offers diminished surfactant activity. Its application list narrows toward synthetic intermediates, solvents, and specialty resins. This tight focus removes much of the baggage that comes with regulatory burdens in consumer chemicals. N-Butylbenzene, though less famous than LAB cousins, holds an essential niche. We invest in keeping our production runs dedicated and free from iodinated or otherwise complex mixtures, further reducing contamination risk for end users.

    Technical Insights on Processing and End Uses

    Handling N-Butylbenzene benefits from specialized training. Seasoned operators in our plant know not to trust readings from a single analysis. Cross-checks using GC, FTIR, and colorimetry deliver certainty. We document and share best practices with downstream clients—never decant samples in humid weather, avoid PVC lines for transfer, and keep storage tanks purged with nitrogen to prevent oxidation and color shift. These lessons come from years of problem-solving on real-world installations, not just from the pages of a safety data sheet.

    On the customer side, N-Butylbenzene responds well in applications where non-reactive aromaticity boosts product performance: corrosion inhibitors, fluid-phase transfer agents, and even fragrance carriers. Occasionally we see emerging uses—for instance, scientists studying its behavior as a model substance in chromatographic method development or investigating its role in the synthesis of advanced monomers.

    Each use case has its own chemical logic. Analytical laboratories working with N-Butylbenzene need low-odor, high-volatility solvents for sample preparation—here, our technical team matches product grades with required trace analysis limits. Industrial resin formulators want stability above all, asking for clear documentation on impurity breakdown and long-term storage results. Chemists in synthetic organizations require granular details on sulfur or halogen background, so we keep historical QC data on file and respond directly to technical requests.

    Safety Culture and Our Commitment to Quality

    As direct producers, we never treat chemical handling as routine. Every loading dock team member, from the newest hire to the most experienced operator, attends site-specific safety sessions before working with aromatic solvents. N-Butylbenzene might seem less volatile or reactive than some light hydrocarbons, but inhalation, eye, or skin exposure can still trigger acute symptoms. Our in-house industrial hygiene reviews are constant, making sure each process change—from pump upgrades to new drum lining materials—does not create contamination points or worker risk.

    Storage protocols reflect long-term learning. We adopted lined steel tanks to block metallic contamination and automated vapor recovery systems that slash fugitive emissions. Shifting from traditional rubber gaskets to PTFE-based seals, based on field data, eliminated black speck contamination and cut annual downtime by several days. These incremental improvements never appear in a formal product spec, but users benefit daily with less spoilage and safer handling.

    Our environmental controls have evolved, too. We track every kilogram of N-Butylbenzene produced, shipped, or stored on-site, logging transfer and usage metrics for government reporting. Any waste, whether byproduct streams or off-spec drums, feeds internal recycling or is sent to licensed chemical recovery partners. This reduces our environmental impact and delivers cleaner product with every batch.

    Supply Chain Insights and Customer Partnerships

    Shifting global dynamics in raw materials push us to keep inventory flexible. During years of spot-market volatility, suppliers with short lead times or variable benzene quality test our system. Stockout risk threatens process flow for our customers, some scheduling major maintenance around delivery dates. Unlike trading houses who only search for margin on product swaps, we build collaborative relationships—holding safety stocks, adjusting logistics to urgent needs, and even blending on demand for custom compatibility. These conversations benefit both sides: we gain earlier warnings of demand swings, and our partners receive uninterrupted supply, even as macro trends shift.

    Logistics matter, too. N-Butylbenzene moves best in certified, lined ISO tanks. Some niche markets demand smaller packs; others require integration into existing plant infrastructure. Our team walks each site layout, mapping delivery pipes and local storage constraints. Shared technical roadmaps with customer process managers reveal where a quick container swap or regional distribution hub unlocks future growth or resolves bottlenecks. Treating supply chain relationships as partnerships, not transactions, drives higher yield and fewer hidden costs for both operations.

    N-Butylbenzene’s Institutional Role in Chemical Manufacturing

    From a production viewpoint, N-Butylbenzene bridges gaps in the aromatic chemical toolbox. On the shop floor, scheduling a switch between solvent batches and fine chemicals hinges on reliability. N-Butylbenzene’s mid-range boiling point gives flexibility in scheduling, avoiding the extreme temperature swings from handling lighter or much heavier aromatics. Equipment turnover, cleaning, and cross-contamination all decrease with consistent, high-purity supply.

    Our lab teams document how N-Butylbenzene influences catalytic systems—sometimes slowing down runaway reactions, acting as a thermal buffer, or enabling product selectivity unattainable with faster-evaporating or more polar solvents. These real-world details might never make headlines, but for the synthetic chemist, they define success or failure on complex projects.

    In the coatings and plastics industry, N-Butylbenzene opens the window on new resin formulations that would break down or yellow with cheaper, less stable aromatics. Our years of process development show that color persistence and performance longevity depend on meticulous purification and thoughtful storage. For instance, in alkyd resin synthesis, a shade shift of just a few units on a standard colorimeter spells hours of rework or full batch rejection. Maintaining stable quality avoids cascading costs down the supply chain.

    In specialty additive markets, the low sulfur and aromatic byproduct content in our N-Butylbenzene underpins performance consistency, especially where downstream users face end-use regulatory or consumer-facing audit requirements. We work alongside regulatory affairs and technical compliance teams to anticipate changing standards, offering Certificates of Analysis and extended documentation on request for fields such as pharmaceuticals and food-grade intermediates.

    Driving Continuous Improvement in N-Butylbenzene Manufacturing

    Our daily work includes breaking down legacy bottlenecks. Every quality incident—no matter how minor—feeds our internal review process. Years ago, unexpected oxidation during storage increased acid levels in a run of N-Butylbenzene. Rather than issuing a broad recall, we analyzed the root cause and adopted a double-sealed nitrogen blanketing system. Subsequent analytical reports confirmed the drop in acid traces and improved product shelf life. Iterative learning and process transparency build trust with experienced procurement specialists and research chemists who depend on every shipment to do exactly what it promises.

    We never treat this chemical as a commodity. Trends in green chemistry and process intensification push us to rethink purification, packaging, and even waste handling. Partnering with leading university chemistry groups, we’ve piloted new distillation configurations and advanced analytical methods that catch contaminants at lower thresholds. These collaborations drive innovation in batch consistency and supply reliability.

    On the factory floor, workers propose tweaks that incrementally improve safety and reduce downtime—added sight glasses, remote temperature monitoring on transfer lines, and standardized sampling valves. Living close to the production environment, we learn which solutions actually improve daily throughput and which only create complexity. By surfacing shop-floor wisdom, we keep the production of N-Butylbenzene on stable ground, tune recipes to local energy availability, and respond to real-use conditions from end-users.

    Supporting the Needs of N-Butylbenzene Users

    Every client faces unique technical challenges. Some need analytical support after a one-off plant event; others require tailored shipment formats or clear batch traceability. Our technical service teams respond directly, running checks in our quality labs or facilitating on-site visits. Whether troubleshooting a subtle off-odor in a solvent blend or prompting supply continuity on a critical pilot project, these hands-on efforts define our relationships with long-standing partners.

    Forward-looking projects sometimes demand more than business as usual. As new hydrogenation processes, sustainable chemistry projects, and smart manufacturing systems roll out, requirements for raw materials shift. Users might demand lower aromatic impurities or look for ways to minimize environmental footprints around their chemical inputs. We adapt—shifting purification or adopting more sustainable drum cleaning, recycling, and shipment procedures. Meeting these goals means opening lines of communication with research and plant teams, sharing best practices, and acting quickly when upstream changes ripple downstream.

    Feedback from our direct partners in the field shapes every process change in our facility. If a process engineer calls with data on resin yellowing or unexpected trace metals, our quality assurance teams investigate, batch-by-batch and tank-by-tank. This tight feedback loop closes knowledge gaps that textbook chemistry rarely addresses—and sets a higher bar for what customers expect from a real manufacturer, as opposed to distant traders or stockists.

    Looking Ahead: The Evolving Importance of N-Butylbenzene

    Markets shift, technologies progress, but the fundamentals behind N-Butylbenzene production remain constant. Excellence grows from experience earned over countless batches and close relationships with downstream users. As chemists and engineers look for new ways to increase efficiency, cut waste, or improve safety in process chemistry, N-Butylbenzene’s value holds firm. The continuous drive for tighter quality, better customer support, and a deepening understanding of every aspect of production reflects the standards expected in today’s chemical industry.

    Direct contact with real-world process challenges inspires constant adaptation. Whether through purer feedstocks, smarter shipping arrangements, or diligent customer service, we commit daily to supporting those who depend on N-Butylbenzene to do its job, batch after batch. That shared commitment between producer and user drives both technical progress and business trust—making N-Butylbenzene an enduring and essential piece of modern industry.