Anhui Liwei Chemical Co., Limited
Products

4-Ethylcatechol


    • Product Name 4-Ethylcatechol
    • Alias 3,4-Dihydroxyethylbenzene
    • Einecs 210-183-1
    • Mininmum Order 1 g
    • Factory Site Lingwu, Yinchuan, Ningxia, China
    • Price Inquiry sales2@liwei-chem.com
    • Manufacturer Anhui Liwei Chemical Co., Limited
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    578903

    Chemical Name 4-Ethylcatechol
    Cas Number 2785-89-9
    Molecular Formula C8H10O2
    Molar Mass 138.17 g/mol
    Appearance White to off-white solid
    Melting Point 70-73 °C
    Boiling Point 265 °C
    Solubility In Water Moderately soluble
    Density 1.14 g/cm³
    Synonyms 4-Ethyl-1,2-dihydroxybenzene
    Structure Benzene ring with hydroxyl groups at positions 1 and 2, and an ethyl group at position 4
    Pubchem Cid 16577

    As an accredited 4-Ethylcatechol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing A 25g amber glass bottle with a screw cap, labeled "4-Ethylcatechol" with hazard symbols and handling instructions.
    Shipping 4-Ethylcatechol is shipped in tightly sealed containers made of compatible materials, typically glass or high-density polyethylene. It should be protected from light, moisture, and sources of ignition. Shipping must comply with local, national, and international regulations for hazardous chemicals, including appropriate labeling and documentation to ensure safe transportation and handling.
    Storage 4-Ethylcatechol should be stored in a tightly sealed container, protected from light and moisture. Keep it in a cool, dry, and well-ventilated area, away from sources of ignition, strong oxidizers, and incompatible substances. Avoid prolonged exposure to air to prevent oxidation. Properly label the container and follow all safety protocols for handling and storage of chemicals.
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    For samples, pricing, or more information, please call us at +8615380400285 or mail to sales2@liwei-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615380400285

    Email: sales2@liwei-chem.com

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    Certification & Compliance
    More Introduction

    Exploring the Practical Value of 4-Ethylcatechol From an Insider’s Perspective

    Understanding 4-Ethylcatechol in Modern Industry

    Handling chemicals day in and day out changes your relationship with each product on the shelf. Some compounds keep showing their real value as new needs arise. Among these, 4-ethylcatechol keeps earning its place with every batch we produce. We know its story well, not just as a simple formula, but as a result of careful synthesis and sharp attention to detail. We’ve seen this compound play a leading role in real-life industrial challenges, far beyond what lists of technical properties alone can express.

    The Essence of 4-Ethylcatechol’s Structure

    At its core, 4-ethylcatechol stands out with its ethyl group grafted onto the catechol ring. This single addition makes more of a difference than many might expect. Our experience tells us that even a slight tweak in structure can ripple through a processing line and shift outcomes, whether in chemical synthesis, polymerization reactions, or specialized coatings. We measure its melting point, purity, and stability regularly—because that's how you guarantee repeatable results. Every vetted batch tells us that this is a well-behaved compound: reliable, manageable, and easy to track with familiar analytical techniques like GC and HPLC.

    Quality Standards and Specifications Based on Direct Manufacturing Experience

    Every sample of 4-ethylcatechol coming out of our reactors must prove itself at each checkpoint. Relying on robust in-house analytics, we look for a purity greater than 99%, crisp physical appearance, and consistent moisture content. We don’t just trust numbers; we cross-check them with practical performance during downstream processes. We’ve noticed that subtle contaminants—practically undetectable by less sensitive labs—can throw off a reaction. Because of that, our protocols reach tighter controls and more frequent batch analysis compared to generic offerings. Over years of handling the material, we have learned that only hands-on, frequent monitoring produces a batch you can truly rely on, batch after batch, shipment after shipment.

    Seeing the Real-World Impact of 4-Ethylcatechol’s Chemical Profile

    Working shoulder-to-shoulder with formulators and process engineers, we keep seeing the value of 4-ethylcatechol’s dual phenolic groups and electron-donating ethyl group. These features produce predictable, stable reactions under a wide range of conditions. The result? Smoother process controls, more accurate titration points, and easier isolation of desired end-products. This compound’s ability to act as a precursor or intermediate gives researchers and plant operators a real sense of security, knowing there’s little guesswork when scaling reactions from lab bench to pilot plant to full production runs.

    Meeting Industry Demands Through Practical Use Cases

    We’ve watched 4-ethylcatechol carve out a firm foothold in the development of antioxidants and stabilizers. Its molecular design does more than survive a specification sheet; it comfortably meets the operational requirements that chemists care about most—low volatility, minimal color impact, and strong thermal behavior. It supports countless formulations, particularly in rubber, plastics, and synthetic resins, where premature degradation or color fading chips away at a manufacturer’s bottom line. Our team often hears from partners in resin manufacturing and specialty chemical firms who have found that even small inclusion rates of this compound can slow oxidative breakdown and keep finished goods in spec well beyond initial projections.

    Synthesizing benzoxazines, epoxy curing agents, and certain adhesive products stands out as one of the most productive avenues for 4-ethylcatechol. The phenolic backbone gives it a strong position in crosslinking chemistry. We have worked with manufacturers who need adhesives that stay clear, flexible, and durable through repeated stress cycles. Based on continuous pilot-scale trials, 4-ethylcatechol demonstrates consistent, reproducible outcomes—it doesn’t introduce unwanted side reactions, and it blends smoothly with various resins or monomers. That has shortened development timelines, cut down formulation costs, and lowered waste in more than one project partnership.

    Addressing Application-Specific Differences and Performance Limitations

    Comparing 4-ethylcatechol with other catechol derivatives—like the unsubstituted parent or methylated cousins—highlights the tangible differences we see in manufacturing lines. The ethyl group is not just about chemical novelty. It changes solubility patterns and reactivity, allows for easier mixing in both polar and nonpolar systems, and delivers a more predictable endpoint during oxidation reactions. Our in-house trials find that processes using unsubstituted catechol often run into higher volatility, less control over color stability, and less shelf stability in the finished product.

    4-ethylcatechol brings a thicker safety margin against over-oxidation and minimizes the formation of tars or colored impurities, a reality for anyone attempting to scale up synthesis lines or maintain clarity in specialty coatings. We have also partnered with manufacturers who encountered incompatibilities with isomers or alternative substitutes—the presence of an ethyl group resolves problems with migration and discoloration in polymers exposed to UV light or heat. None of these findings came from a textbook; they resulted from years of trial, error, and hard-earned corrections made on the factory floor.

    Responsible Manufacturing and Environmental Factors Related to 4-Ethylcatechol

    Our approach to producing 4-ethylcatechol ties directly into sustainable chemistry. Now, reactor optimization and responsible waste handling take priority at every stage. A clean process isn't just for public relations—it protects our personnel, keeps regulatory agencies off our backs, and reduces raw material costs. Closed-loop systems recapture solvents, inline monitoring keeps emissions low, and clever engineering routes minimize hazardous byproducts. All these steps help us supply a premium product, but they also help shrink our environmental footprint.

    We know many buyers pay attention to the entire product journey, not just the endpoint specification. That’s why our plant delivers certificates of analysis and transparent documentation for each batch. Years ago, supplying paperwork might have seemed like a side task. Today it goes hand-in-hand with customer trust and regulatory compliance—not just for our own records, but for downstream customers who need detailed proof of every chemical’s quality and regulatory status. If one link in the chain falters, everyone faces the consequences, so clear traceability means fewer surprises and tighter overall control.

    Innovation and Continuous Improvement in Real Manufacturing

    Behind each barrel of 4-ethylcatechol sits a series of improvements driven by direct feedback and continuous process reviews. We monitor each production campaign not just for yields, but for consistency, input costs, and byproduct generation. Calls from technical staff using our product often lead us to tweak our own workflows. We invest in staff training, fresh catalysis research, and process analytics; this reduces downtime and bottlenecks in-house while supporting our customers’ needs in the field.

    Supply chain turbulence and raw material costs never stop shifting, so our team fights to keep prices steady without sacrificing standards. That means negotiating with upstream partners, switching to regionally sourced intermediates, or retooling a process for greater efficiency. Every technical advance—like installing new distillation columns or replacing old centrifuges—comes from group discussions with chemists, operators, and even logistics staff who handle the finished product. There’s no substitute for teams who know the material by look, smell, and even sound—our veteran operators spot problems before analytics confirm them.

    Quality and Performance Feedback from Industry Peers

    The best feedback comes from folks who challenge us with demanding applications. Once in the hands of adhesive manufacturers, precision parts molders, or electronics companies, 4-ethylcatechol reveals both its strengths and areas for improvement. Over the years, one thing has become clear—the difference between smooth and problematic scale-up often lies in the grade of raw materials used. Even trace contaminants, often overlooked outside a chemical plant, can trigger performance failures or lost production hours. We take every complaint or out-of-spec observation seriously, breaking down our batches to root out even subtle inconsistencies.

    Open technical dialog between our lab and our partners helps us experiment with new purification techniques, fine-tune batch controls, or adjust packaging protocols. For instance, by shifting to anti-static, moisture-resistant containers, we’ve lengthened product shelf life and made end-user storage less risky. Many of these product improvements come through years of mutual problem-solving—a testament to the real, ongoing partnership that grows between manufacturers and application specialists.

    Health, Safety, and Responsible Use in the Factory Setting

    No commentary on a specialized chemical would be complete without addressing how it handles in the plant. Everyone in the industry knows accidents start with assumptions—and assumptions come from not handling the actual product, but only reading about it. 4-ethylcatechol offers excellent handling characteristics. It’s not unusually volatile or hard to store, and it holds up well in common conditions found on the warehouse floor. We’ve updated equipment to minimize contact, rely on standard PPE, and invest in ventilation and spill control because problems compound fast if you cut corners.

    We enforce safety training around phenolic compounds and regularly update our protocols to address lessons learned from both external standards and internal review. With every improvement, we emphasize that product stewardship doesn’t stop at the plant gate. Our ongoing conversations with logistics providers and customers include transport temperatures, container integrity, and proper handling in downstream applications. Our aim is always zero incidents, because nothing else protects our staff, our customers, and the communities we work in better.

    Future Directions for 4-Ethylcatechol in Research and Industry

    This compound continues to surprise us as research partners and industrial chemists test new ways to harness its properties. Lately, interest has grown around applications in advanced resins, next-generation antioxidants, and even emerging sectors like specialty agricultural chemicals and fine chemicals synthesis. These new investigations grow out of everyday experiences—troubleshooting a batch, reviewing stability data, or responding to a customer's challenge—and not out of abstract laboratory curiosity.

    As demands change, our operations keep pace through a willingness to experiment and adapt. We share data with research institutions, participate in collaborative trials, and constantly adjust our screening criteria as new application needs surface. The value of a compound like 4-ethylcatechol rests not just in its textbook profile, but in the trust and reliability we build through hard-earned manufacturing, ongoing technical conversations, and continuous accountability.

    Lessons Learned and Practical Wisdom

    Experience teaches that no material works in every case. 4-ethylcatechol stands apart not only because of what’s on the safety data sheet, but also because it produces repeatable outcomes day after day. This reliability under real working conditions matters more than the fine print on brochures. Partnership between manufacturer and user makes the toughest projects possible. Every drum that leaves our plant comes with the weight of years of accumulated experience, a web of collaborative troubleshooting, and a commitment to better solutions for whatever challenge our industry faces next.

    Why Sourcing Matters: Manufacturer’s Perspective

    Folks ask why it matters where their 4-ethylcatechol comes from. Having worked upstream in the supply chain and downstream in customer support, we’ve seen time and again how source quality determines project results. Clean, consistent raw materials cut down waste, reduce troubleshooting cycles, and give end-users confidence. That’s not an abstract promise; it’s something we see measured in both time saved on the line and money stayed in the bank. Each improvement made in our own plant—be it cleaner solvent recovery or tighter process controls—filters directly down to the customer and the products they bring to their own markets.

    Collaborative Success Defines the Path Forward

    Working with 4-ethylcatechol isn’t a closed process, locked inside our factory. Instead, the real measure of success comes through honest technical exchanges with every partner, user, and colleague who handles this material in their own unique environment. Problems solved in resin manufacturing ripple over to electronics, adhesives, and beyond. Our best solutions have come from listening carefully, making targeted adjustments, and owning up to our share of the lessons learned. That’s how we know the value of a product runs far deeper than its chemical description—and why we keep striving for better, every day.