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HS Code |
806902 |
| Cas Number | 620-14-4 |
| Molecular Formula | C9H12 |
| Molar Mass | 120.19 g/mol |
| Appearance | Colorless liquid |
| Odor | Aromatic odor |
| Boiling Point | 168-170°C |
| Melting Point | -60°C |
| Density | 0.862 g/cm³ at 20°C |
| Refractive Index | 1.4948 at 20°C |
| Flash Point | 49°C (closed cup) |
| Solubility In Water | Insoluble |
| Vapor Pressure | 2.4 mmHg at 25°C |
| Un Number | 3295 |
As an accredited 3-Ethyltoluene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 500 mL amber glass bottle with a tight-sealed cap, featuring a hazard label displaying "3-Ethyltoluene" and safety warnings. |
| Shipping | 3-Ethyltoluene should be shipped in tightly sealed containers, away from heat, sparks, and open flames, as it is flammable. Transport should comply with local and international regulations for hazardous materials, ensuring proper labeling and documentation. Avoid release to the environment and handle with appropriate protective measures during shipping. |
| Storage | 3-Ethyltoluene should be stored in a cool, dry, well-ventilated area away from heat, sparks, and open flames. Keep the container tightly closed and protected from direct sunlight and incompatible substances, such as strong oxidizers. Store in a flammable solvents cabinet if possible. Use appropriate chemical-resistant containers and follow all relevant safety regulations for flammable liquid storage. |
Applications of 3-Ethyltoluene in Industrial Manufacturing3-Ethyltoluene is recognized as a key intermediate in multiple chemical sectors, with established roles in the production of high-value-added specialties. Below, we detail its application in distinct and strictly relevant industrial domains, drawing from actual manufacturing practice and downstream process integration. 1. Intermediate for Styrene Monomer via Ethylbenzene SynthesisOur material directly feeds into the alkylation process for the synthesis of ethylbenzene, which serves as a primary feedstock for styrene monomer. The tailored use of 3-ethyltoluene as comonomer or co-feed provides process flexibility in controlling product isomer distribution, supporting technical requirements in styrene and its derivatives production. Market demand mainly arises from downstream polymer and plastics industries, where precise raw material input critically impacts product quality and yield consistency. Industry compliance standards
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2. Precursor in Oxidative Synthesis of 3-EthylbenzaldehydeAs a branded manufacturer, we supply 3-ethyltoluene for controlled oxidation processes where its methyl group is selectively converted to the corresponding aldehyde. Producers in the aroma chemicals and fine fragrance sector depend on this raw material to maintain batch consistency and aromatic purity. This pathway supports the synthesis of intermediates for high-grade aroma compositions and certain agricultural actives where 3-ethylbenzaldehyde serves as a defining structure element. Industry compliance standards
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3. Building Block for Industrial SolventsDownstream solvent manufacturers employ our premium 3-ethyltoluene to synthesize specialty blend solvents, particularly those targeting ink, resin, and coating applications with strict boiling point requirements. By adjusting precursor profiles in solvent synthesis, customers control evaporation rates and solvency power, optimizing end products for specific industrial process needs. Industry compliance standards
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4. Alkylation Agent for Advanced Performance AdditivesSuppliers of synthetic lubricant additives and fuel improvers use our material in controlled Friedel–Crafts alkylation reactions to introduce ethyl-substituted aryl groups. This pathway supports the formulation of antioxidants and viscosity index improvers where molecular design must balance process compatibility, high-temperature stability, and regulatory specifications for finished blend performance. Industry compliance standards
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5. Raw Material in Specialty Agrochemical IntermediatesProducers within the agrochemical sector utilize 3-ethyltoluene as a scaffold for synthesizing herbicide and fungicide precursors via side-chain modification processes. The structural profile enables downstream halogenation or nitration, supporting the creation of actives targeting broadleaf and weed control. Sourcing material with a stable impurity profile is necessary in this niche for batch reproducibility and regulatory traceability. Industry compliance standards
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Competitive 3-Ethyltoluene prices that fit your budget—flexible terms and customized quotes for every order.
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3-Ethyltoluene comes off our lines as a robust aromatic hydrocarbon with a reputation for dependable quality. We have worked for years to fine-tune our process, producing a consistent product that supports high-volume requirements in industrial manufacturing. Many chemists know 3-Ethyltoluene by its chemical formula C9H12. Its position as an ethyl-substituted toluene makes it valuable in both refining streams and the broader workbench of specialty chemical synthesis.
Model number 3-ET sets the standard among toluene derivatives in purity and balance. We distill and purify in facilities built for high-throughput, using methods that reduce trace sulfur, nitrogen, and oxygenates, all factors that affect downstream uses. Regular in-house GC and HPLC checks keep sulfur content well under 1 ppm and maintain a purity level exceeding 99.5%. We strive for clarity—from each drum of 3-Ethyltoluene to every shipment, nothing leaves until we are satisfied with its clarity, color, and composition.
We think about efficiency during both synthesis and application. 3-Ethyltoluene offers a boiling point near 167°C. This characteristic strikes a balance that simplifies separation during multi-component distillation in facilities handling alkyl aromatics. You can rely on its low freezing point to keep pipelines moving without clog or loss of flow control, even in colder ambient ranges. From our years supplying specialty monomers, we have seen how a minor change in impurity levels can lead to wasted hours in reactor setup or costly catalyst poisoning. We fine-tune our process upstream so our product delivers on the reactor bench and in full-scale batch production.
For years, we have worked directly with resin producers and fine chemicals plants that require both large batch continuity and small-lot flexibility. 3-Ethyltoluene’s liquid properties at atmospheric pressure allow for easy incorporation into closed-system tubing, and clients appreciate the absence of fouling or residue in their internal transfer piping. We noticed early on in our production experience that any trace acetylenes or unsaturates can raise havoc in catalytic systems. So we fix every detail—removing such interferences to avoid unpredictable reactions during oxidative or Friedel-Crafts transformations.
Our teams remain closely linked with both established processors and R&D departments exploring new areas in aromatic chemistry. Those who work in polymers and resins often reach for 3-Ethyltoluene when looking to build high-value intermediates—especially for synthesizing 3-ethylbenzoic acid, which leads on to performance plastics and certain liquid crystal materials. From our vantage point, we see the link between a steady supply of 3-Ethyltoluene and the reliability of entire downstream production lines.
Producers of specialty solvents value 3-Ethyltoluene as a building block for tailored solvent blends. Its ethyl group pushes solvency parameters, supporting active formulation work where fine solubility tuning matters. We hear repeatedly from coatings formulators that this molecule helps balance flash-point and evaporation rate better than basic toluene or xylene blends. Many of our long-term customers have engineered their process controls around its dependable boiling point and reactivity profile. Since 3-Ethyltoluene resists oxidation better than its methyl cousin under equivalent atmospheric conditions, operators see lower loss and fewer surprises during large-batch heating.
Beyond mainstream chemicals, pharmaceutical and agrochemical specialists have found use for 3-Ethyltoluene as a scaffold for synthesis. Know-how developed in our plants shows up in healthier yield and cleaner by-products. In chlorination, for example, its selectivity and lower side-product formation lead to better economics for starting material supply. Producers of intermediates for APIs consistently stress-test our material for compatibility before scaling, and our QC team keeps samples for multi-year reference to back up each batch’s integrity.
Customers sometimes ask what makes 3-Ethyltoluene stand out compared to cousins like toluene, ethylbenzene, or other isomeric ethyltoluenes. We have run comparative tests in pilot lines and gathered field reports from long-term users. The key difference starts with its structure: the ethyl group at the meta position (relative to methyl) makes it less reactive in certain electrophilic substitutions, leading to more precise downstream chemistry. This selectivity allows operators to target intermediates unavailable from ortho or para arrangements.
Toluene offers lower cost and is widely found, but its single methyl group results in different reactivity—sometimes beneficial, but often too aggressive for precision work. Ethylbenzene, lacking the methyl, does not perform well where dual substituent effects are needed. Ortho- and para-ethyltoluenes each produce their own set of downstream by-products and, in our observation, do not always deliver the yield or selectivity required for modern specialty synthesis. Processors handling larger volumes also remark that volatility and evaporation loss with 3-Ethyltoluene are easier to manage, cutting down on raw material consumption during hot-weather operations.
Working with the isomeric mix of ethyltoluenes leads to more waste when downstream users need a single product; separating out the 3-ethyl isomer demands added energy and operational cost if starting from a mixed feed. Our process starts with a selective alkylation approach, followed by controlled distillation, so downstream yield loss is already minimized before it leaves our site.
We have built up our experience with 3-Ethyltoluene not just through lab-scale trials but at plant scale, where batch swings or upsets can spell real-world losses. Our operators run the lines with full digital process control, and seasoned analysts check every lot’s spectrum in our in-house lab. Infrared, NMR, and UV-vis results are standardized so buyers—whether they represent regional polymer plants or international research teams—receive exactly what they expect, with batch-to-batch variance well within their acceptance criteria.
Every raw material we source, from benzene and ethylene to catalyst components, is subjected to incoming inspection. We reject off-spec material at the dock. Our own staff track batch history for reference, not just for regulatory compliance but because repeatability ensures our partners spend their time on innovation, not troubleshooting.
Through years of technical support calls, we have noticed that some buyers working from resellers end up questioning batch authenticity, sometimes realizing only after equipment fouling or an unexplained low yield. Supplying 3-Ethyltoluene directly from our own reactors lets us stand behind every shipment. This approach spares our end-users the finger-pointing and uncertainty common in a more fragmented supply chain.
Chemical handling and worker safety go hand in hand with efficiency in plant operation. We make sure every analysis shows clear limits for trace benzene and other regulated substances, so health guidelines keep operations within safe exposure ranges. Modern closed-transfer systems, drum labeling, and standardized labeling in our warehouse keep confusion out of inventory and reduce near-miss handling events. Every new operator joining our team cycles through a rigorous onboarding focused on the unique volatility and combustibility risks of aromatic hydrocarbons.
On the environmental side, we have invested in closed-loop condensation and vapor recovery. This reduces fugitive emissions and lowers solvent loss, not just for compliance but because those losses show up as cost at the end of every quarter. By working with recyclers and approved waste handlers, we channel spent material streams into energy recovery or industrial fuel use instead of landfill. In dialogue with our bulk users, we share updates on solvent waste management and help them track changes in local permitting and emissions requirements.
Our plant team regularly audits neighboring storage and provides guidelines to avoid accidental mixing with more reactive or incompatible materials. This preparation avoids downtime and keeps production on schedule. Regular communication with emergency responders and local authorities ensures that if an incident occurs, our neighbors and staff receive clear, honest information about any potential hazard.
Stability matters just as much as product purity. We own and operate our own tank farms for finished 3-Ethyltoluene, with real-time weight sensors and tracked inventory to ensure seamless pickup or rail shipment. Decades working through strikes, weather delays, and port congestion taught us that every gap in communication translates to lost time or money for our customers. That is why we keep direct contact with logistics partners, checking every step until the product reaches its destination.
Early in our experience, we saw how unpredictable regional demand curves or upstream feed shortages can throw a wrench in planning, so we keep lean but never gamble with too-tight inventories. Our sales and technical support staff talk directly with procurement engineers and line operators who will be the hands-on users. With advance notice, we arrange split-lot or staged deliveries that match on-site storage capacity, and we help our partners match their tank cleaning schedules to minimize turnaround time.
Strong relationships with domestic and international rail and truck carriers help us reroute or expedite shipments in case of border delays or sudden changes in demand. By running our own warehouses in major ports and supporting just-in-time delivery models, we back up our partners’ schedules. The combination of steady feedstock, in-house compliance teams, and long-term distribution partnerships creates reliability our buyers count on year after year.
Years in chemical production teach the value of listening. We gather feedback from both hands-on operators and R&D chemists—those who deal with our products every day. Their reports on process outcomes and minor operational snags shape our continuous improvement. We update our internal operation sheets and batch protocols after every major customer audit or field report. This collaboration has led to reduced off-odors, clearer labeling, and practical packaging sizes which keep lab and plant workflows moving.
Some users require small-lot delivery in high-purity glass for microelectronic applications, while others need drum or ISO tank shipments for block production. By maintaining flexibility in drumming, tote, and bulk packaging, the same product can support very different volumes or process designs. Our technical team not only answers pre-delivery questions but follows up after use, helping troubleshoot any bottlenecks or changes in color or reactivity that might occur under new plant conditions.
Documenting both major and minor process changes keeps our line open for feedback. Site visits to key customers—whether in North America, Europe, or Asia—turn those insights into better products for all users. This networked learning cycle means the best suggestions often make their way from a single operator’s insight to our entire customer base within a year.
Production and commerce in chemical intermediates like 3-Ethyltoluene never stand still. Over the years, health and environmental regulations have tightened, and downstream certification requirements have grown stricter. New requirements for product traceability, global shipment declarations, and environmental auditing impact every step, from sourcing through delivery. We stay ahead with a team focused on regulatory intelligence and ongoing dialogue with enforcement agencies and trade consortiums.
Recent regulatory changes call for greater transparency about raw material origins, so we maintain comprehensive documentation—in some cases down to the shipping lot and week of production. This approach makes audit response straightforward and minimizes customer risk, even as standards change. By digitizing lab records and keeping cross-referenced material samples for years, we allow our buyers to focus on innovation rather than compliance paperwork or reverse audits.
Every change in labeling, drum certification, or transport condition is developed in-house and shared with all shipping partners, reducing delivery refusals or customs delays. Keeping our lab and main production sites certified to updated reference standards ensures that global and local customers see no slip in quality through changing requirements. Chemical manufacturing rewards those who combine technical depth with honest adaptation, and our history with 3-Ethyltoluene models that approach.
Chemical manufacturing means delivering much more than a product spec or a drum at the dock. Decades of practical experience producing and supplying 3-Ethyltoluene have shown the importance of clarity, responsiveness, and technical follow-through. When customers count on repeatable batch quality and secure supply, our investment in staff, technology, and infrastructure pays real dividends for everyone down the line.
We believe real value comes from an ongoing exchange of experience and practical feedback—shared with honesty, and backed by proven practice. Any user of 3-Ethyltoluene looking for a reliable partner, not just a material, will find our team ready to support and respond. We have learned that keeping process and communication lines open builds not only better chemistry, but stronger, safer, and more profitable partnerships.