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Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate

    • Product Name Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate
    • Alias EMTFBF-3-COOEt
    • Einecs 403-210-5
    • 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

    802363

    Product Name Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate
    Molecular Formula C12H6F4O3
    Molecular Weight 274.17
    Cas Number 1426277-48-2
    Appearance White to off-white solid
    Purity Typically >98%
    Smiles CCOC(=O)C1=C(C)OC2=C1C(F)=C(F)C(F)=C2F
    Inchi InChI=1S/C12H6F4O3/c1-3-19-11(18)8-6(2)20-10-5(8)7(13)9(14)12(15)16-10/h3H2,1-2H3
    Solubility Soluble in organic solvents
    Storage Conditions Store at 2-8°C, away from light

    As an accredited Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 25g of Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate supplied in a sealed amber glass bottle with tamper-evident cap.
    Shipping Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate is shipped in tightly sealed containers, protected from light and moisture. Packaging complies with chemical safety regulations. The compound is transported under ambient conditions unless otherwise specified, ensuring secure handling to prevent leaks or contamination during transit. Appropriate documentation and labeling accompany all shipments.
    Storage Store Ethyl 2-Methyl-4,5,6,7-tetrafluorobenzofuran-3-carboxylate in a tightly sealed container, away from moisture and incompatible substances. Keep in a cool, dry, well-ventilated area, protected from direct sunlight and sources of ignition. Ensure proper chemical labeling and restrict access to trained personnel. Follow local regulations and standard laboratory safety practices when handling and storing this chemical.
    Application of Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate

    Applications of Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate in Industrial Manufacturing

    Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate serves as a specialized synthetic intermediate in advanced chemical industries, notably in fields where fluorinated aromatic building blocks contribute to complex molecule construction. As a reliable manufacturer directly supporting B2B partners, we highlight critical downstream sectors where our raw material functions as a core input, detailing applicable standards, formulation specifics, integration points, and finished product categories to support technical, regulatory, and procurement teams.

    1. Specialty Pharmaceutical Intermediate Synthesis

    Our compound plays a key role in the synthesis of next-generation active pharmaceutical ingredients (APIs) requiring tetrafluorinated aromatic rings for enhanced metabolic stability and target selectivity. Leading pharmaceutical manufacturers incorporate it during late-stage development of specific oncology and CNS drug scaffolds, where regulatory compliance, precise formulation, and strict impurity control are mandatory throughout GMP processes.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • USP-NF, Ph. Eur. guidelines for intermediates
    • FDA 21 CFR Part 211 on finished pharmaceuticals
    • REACH Annex VII for intermediate handling (Europe)

    Typical usage ratio

    • 0.8%–2.4% of batch weight, adjusted based on target molecule yield and step conversion efficiency; precision metering ensures consistent stoichiometry for multi-step synthesis.

    Downstream process integration

    • Added post-coupling, following aromatic halogenation; reacts under controlled temperature in plug-flow or batch reactors as a key intermediate prior to final API ring closure and purification stages.

    Final product types

    • Tetrafluorinated benzofuran-based drug intermediates
    • Oncology small molecule APIs for phase II/III clinical development
    • Synthetic building blocks for CNS medications
    • Reference standards for pharmacopoeial testing

    2. High-Performance Agrochemical Synthesis

    Major crop protection manufacturers utilize this compound during the multistep formation of pesticides and herbicides where robust fluorinated aromatic rings improve plant systemicity and resistance. The material enters the synthetic sequence to introduce specific functionalization critical for bioactivity, while ensuring environmental and worker safety with full regulatory traceability.

    Industry compliance standards

    • OECD Guidelines for the Testing of Chemicals
    • FAO/WHO Codex Alimentarius (for technical-grade actives)
    • ISO 9001:2015 for agrochemical production
    • EPA Registration 40 CFR Part 158 (USA)

    Typical usage ratio

    • 1.2%–3.5% of total formulation mass, with precise calibration depending on downstream target molecule substitution patterns and target crop application compatibility.

    Downstream process integration

    • Incorporated after initial benzofuran core synthesis; enters during selective functional group transformation steps before esterification or amide coupling to form final agroactive molecule.

    Final product types

    • Tetrafluorinated benzofuran-based herbicide actives
    • Systemic insecticide intermediates
    • Pre-emergence pesticide technical concentrates
    • Seed treatment actives for cereal and corn crops

    3. Advanced Material Functionalization for Electronic Chemicals

    Chemical producers for electronics integrate our compound in the synthesis of specialty monomers and polymer additives for use in liquid crystal displays (LCDs) and semiconductor lithography resists. The fluorinated aromatic backbone enables unique dielectric and optical properties required in fabrication workflows under ISO-driven process control systems.

    Industry compliance standards

    • SEMI E49.2 Standard for High Purity Process Chemicals
    • IEC 62474 on material declaration for electronic products
    • RoHS 2011/65/EU for restricted substances
    • ISO 14001 for environmental management in electronics

    Typical usage ratio

    • 0.5%–1.5% by weight in monomer formulation; concentration set based on desired tunable functional impact on resist or polymer backbone properties in photoresist manufacturing.

    Downstream process integration

    • Introduced post-monomer synthesis; reacts under controlled condensation or copolymerization prior to formulation of resin blends for thin-film deposition or patterning in cleanroom environments.

    Final product types

    • Photoresist materials for semiconductor manufacturing
    • Specialty dielectric films for display panels
    • Functional performance additives in LCD driver components
    • High-purity fluorinated monomers for microelectronic assembly

    4. Custom Organic Synthesis for Research & Reference Materials

    Contract development and fine chemical laboratories employ this molecule as an advanced fluorinated scaffold for the assembly of research chemicals and analytical reference standards, particularly when demanding synthetic routes call for highly defined aromatic frameworks. Laboratories require full documentation for traceability and analytical batch tracking.

    Industry compliance standards

    • ISO/IEC 17025 for testing and calibration laboratories
    • OECD GLP Principles for laboratory practices
    • REACH registration for R&D quantities (Annex I, Section 0.1)
    • GMP guidelines for investigational synthesis

    Typical usage ratio

    • 0.3%–1.2%, determined by the target compound complexity and scale; varied addition as required by design of experiments protocols in custom molecular assembly.

    Downstream process integration

    • Adopted at early or mid-synthesis stages during aromatic core construction; supports late-stage fluorination or ester functionalization in controlled laboratory conditions before isolation and characterization.

    Final product types

    • Analytical reference standards for HPLC/GC-MS
    • Fluorinated intermediates for structure-activity studies
    • Isotopically labeled analogs for pharmacokinetic research
    • Synthetic targets for patent & intellectual property filings
    Free Quote

    Competitive Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate: Direct from Our Reactors

    Meeting Evolving Chemical Needs with Real Production Experience

    Every batch of Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate rolling out of our reactors represents decades of understanding, experimentation, and practical troubleshooting under one roof. In working directly with this compound, we have learned that nothing replaces the insight gained through the day-to-day responsibility of keeping a process both reliable and scalable.

    This compound stands out as a fine example of modern organofluorine chemistry. Each run through synthesis offers its own set of challenges—tight temperature controls to prevent side reactions, strict exclusion of moisture, and a careful balance of reagents that never gives the same two-day cycle twice. These are factors you only appreciate when you're standing by the glassware or reviewing real-time process data with a maintenance technician.

    Purpose Behind Every Synthesis

    We do not manufacture chemicals in a vacuum. Years ago, researchers and downstream partners asked for chemicals that don't just stop at purity reports and HPLC charts. They wanted the reliability of a reproducible molecule—Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate answers that call. We have seen it ordered for advanced intermediates in pharmaceutical development, and in projects that test new fluorinated motifs for agrochemical and specialty polymer applications.

    This molecule's benzofuran core paired with four closely packed fluorines offers a backbone rarely found elsewhere. Synthetic teams favor it when they require significant electronegativity and unique steric effects that simpler structures cannot provide. Leading-edge research into inhibitors and functional materials keeps returning to this product, drawn by its particular blend of solubility, reactivity, and physical stability under tough conditions.

    Model and Specifications Rooted in Practice

    Our production model for Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate reflects the hard lessons found in repeated scale-ups. Each gram comes as a pale solid, with melting points consistently recorded in our QC logs. We routinely achieve and demonstrate purity levels well above 98%, confirmed batch after batch under direct supervision. Our technical staff move beyond printouts to direct NMR, MS, and IR analyses, reviewing the impurities and making hands-on adjustments for next campaigns.

    These details matter because we know what organic synthesis demands. In poorly controlled runs, small variations can trigger major headaches down the line. By maintaining this vigilance, we can offer partners reassurance that the material entering their labs mirrors the vials we’ve tested under our own instruments. Shipping and storage follow strict cold-chain protocols—after seeing what high humidity and temperature swings do to fragile aromatic esters, we leave nothing to chance.

    Who Relies on This Compound?

    Throughout the years, feedback arrives from both local partners and distant institutes. Our compound supports medicinal chemistry teams constructing libraries for early-stage screening, often tasked with introducing precisely the kind of fluorinated units only skilled manufacturers can supply. Some projects demand iteratively fine-tuned fluorination; others target an exact window of lipophilicity for better absorption profiles. Technologists in high-performance coatings or sensors come seeking this structure when standard aromatic moieties can’t withstand their operational extremes.

    One long-term partner, engaged in synthetic route development, faced significant hurdles sourcing small but pure lots from distributors. By opening our process in direct partnership, walking through batch histories, we jointly devised a supply rhythm and QC protocol tailored for their project timelines. These collaborations only develop through transparency—our technical staff discuss past obstacles openly, draw on earlier campaigns, and take suggestions for process enhancements seriously.

    Distinct Advantages: In Practice, Not Just on Paper

    Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate brings more than its molecular diagram to the bench. Years of direct handling taught us that its unique ring system, with dense fluorination, produces electronic effects not matched by common benzofuran esters. You get sharper selectivity during coupling reactions; side products from unwanted rearrangements or hydrolyses run lower, because tightly bound fluorines protect the core.

    Chemists notice this distinction in longer intermediate stretches. Traditional benzofurans without full fluorine substitution tend to degrade or participate in off-target reactions under strong bases or oxidizing agents. Our product survives harsher conditions, holding its integrity through steps that often force others to restart or redesign their sequences. This becomes evident in pilot plant trials, where time means money and unpredictability increases costs rapidly.

    In-house, we constantly probe these effects, trialing runs that push tolerances in temperature, pressure, and solvent polarity. By benchmarking against other, less substituted variants, our crew directly observes conversion rates, yields, and downstream coupling efficiencies. Many times, customers order samples of similar molecules alongside this one, seeking comparative data; lab results reinforce what our scientists see on the kilogram scale—this compound’s uniquely fluorinated motif adds both resilience and distinctive electronic features.

    Practical Use Cases: How Chemists Apply What We Deliver

    Over the years, we have seen this compound slot into diverse applications. Medicinal chemistry research makes extensive use of substituted benzofurans, attracted by their presence in lead compounds targeting kinase inhibition and metabolic pathways. The four adjacent fluorines on this molecule crank up metabolic stability—a prized trait for anyone testing candidates in biological assays, where oxidation and rapid degradation can wash out otherwise promising scaffolds.

    Polymer chemists came to us looking for new monomers and cross-linkable units with entirely different sets of needs. They pursue polymers that don’t swell or degrade under harsh chemical exposure, and the core we manufacture gives them just that: low reactivity to acids and bases, plus strong thermal resistance. Our direct technical support involves running small polymerization trials here in-house, monitoring glass transition temperatures, tensile properties, and post-cure stability, before relaying both successes and failures to research partners.

    Electronic and sensing technology researchers often call with challenges around dielectric stability. One team working with fluorinated benzofuran esters found that including our compound in composite films reduced dielectric loss, an observation we later confirmed with our own in-situ dielectric testing. That hands-on validation only comes because we never leave new findings unaudited; results are promptly repeated on subsequent lots, under different environmental controls, until we see reproducibility within acceptable margins.

    Comparing Direct Manufacturing to Bulk Buying: Where Experience Matters

    Purchasing Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate straight from a manufacturer brings substantial, practical benefits. Peers working through third-party channels often suffer from supply inconsistencies and blind spots in process transparency. Our direct ownership over every step—from weighing raw fluorinated reagents through to crystallization, drying, and packing—prevents surprises.

    Customers have shared stories of lots that looked identical on spec sheets, yet produced divergent results in lab trials. They trace the problem back to variable routes of preparation, trace byproducts, or improper storage before arrival. By keeping synthesis and shipment integrated, informed by real-time feedback, we avoid such pitfalls. If any downstream user reports an anomaly, our team digs into complete batch records, verifying reactor logs, chromatograms, and environmental monitoring notes until an answer emerges.

    Third-party resellers often lack process memory or the incentive for adaptive support. As producers, we harness the past—prior runs, QC outliers, customer questions—to refine our batches, sometimes even invoking customer-friendly modifications learned on the ground. These adaptive, iterative production cycles come directly from our engagement with the reality of how and why this chemical gets used.

    Challenges and Solutions: Handling Complexity at Scale

    Producing a complex organofluorine ester at pilot or commercial scale does not go smoothly every time. Running into yield drops, unexpected impurity profiles, or environmental containment demands is just part of the routine. Over time, though, we’ve built a toolkit. Real-time in-line monitoring of reac­tion progress allows earlier detection of unwanted side species. Cold-chain logistics from our drying lines to depot storage prevent hydrolysis and crystallization shifts due to humidity. Our engineers have modified distillation heads and solvent recovery traps based on failures caught during post-run debriefings.

    We also rely on cross-training: giving lab-scale chemists opportunities to step onto plant floors, ensuring process engineers shadow bench chemists. This hands-on integration keeps knowledge practical rather than theoretical. Troubleshooting becomes faster and more accurate, since more eyes have seen what can actually go wrong.

    Beyond technical controls, we invest time in educating downstream users, sharing protocols when they encounter unknown solubility issues or tricky workups. Many times, project success for our partners depends less on absolute purity, and more on the consistent, predictable response of the product in their custom applications. Open lines of communication help us tweak process steps or advise on formulation adjustments—even after a lot leaves our loading dock.

    Safety, Compliance, and Traceability: Under One Roof

    Modern regulatory and environmental requirements shape every aspect of our plant’s operation. We never treat compliance as an afterthought. Our process includes continuous emissions monitoring, closed waste handling, and ongoing worker safety training. With fluorinated chemistry, awareness of even trace leaks or exposure risks is crucial—staff sign off on every run after inspection, and environmental controls are actively checked across shift changes.

    Traceability means that if any customer requests an audit, we quickly pull every record—from batch sheets and certificate printouts, to raw material logbooks and finished good shipment logs. There is no gap in our documentation; everything sits on-site, updated with each production shift. Customers have told us they value seeing this verification process in action, not just reading about it in a dossier.

    Direct experience also reminds us of the importance of tailored packaging—selecting lining materials, custom containers, or secondary thermal insulation when needed. Fluorinated esters can react with poorly chosen plastics or degrade with long transit times in tropical conditions. Our logistics crew, familiar with these issues, actively checks packaging suitability and shipment conditions for every order.

    Continuous Improvement Drawn from Real-World Demands

    Nothing in our production runs sits static. Shelf-life studies in our own storage rooms inform tweaks to dryer protocols or additive packages; data from customer feedback—discoloration, odd odors, trace signals—leads us to rapid QC investigations and sometimes changes in process variables.

    For example, feedback from a pharmaceutical client testing new reaction solvents prompted a review of how slight shifts in our drying sequence could impact downstream performance. After running comparative trials, our crew settled on an upgrade to our vacuum pumps, instantly reflected by tighter purity spreads and more consistent appearance monitoring. This loop, running from lab to plant to user and back, keeps both safety and performance aligned with evolving expectations.

    We pull innovation directly from these day-to-day lessons. Staff suggestions rarely stay stuck in meeting minutes; process changes progress only after being stress-tested on the line, checked for cost-effectiveness, and confirmed using actual customer product runs. Improvements in emissions handling, safer venting, and tighter impurity tracking come directly from team-wide collaboration. This hands-on, mutually supportive workflow reinforces trust, internally and externally.

    Building Partnerships that Surpass Transactions

    As a hands-on manufacturer, we see every kilogram of Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate as a continuation of our relationship with scientists, engineers, and innovators. We have watched projects succeed or stall based not just on supply but on the living partnership that grows over repeat ordering cycles. Our door stays open to feedback, and lab staff often receive direct access to production notes, impurity profiles, and preliminary analytical reports long before samples are shipped.

    Customers return because they trust not only the product but the story behind it—grounded in the realities of sourcing, reacting, purifying, packing, and shipping day in, day out. They have seen that our supply chain is not a faceless operation, but run by people who respond to urgent calls, late-night troubleshooting, and suggestions for next-lot improvements.

    We keep our operation responsive because we know scientific progress rarely moves in straight lines. New regulations, analytical requirements, or end-use surprises arrive unexpectedly, challenging anyone on the supply side to stay versatile. What sets us apart is this willingness to adapt, consult, sometimes admit the limits of current batches—and always look for answers guided by both data and experience.

    What the Future Holds: Continuous Evolution at the Bench and Beyond

    New frontiers in organofluorine chemistry are opening as both industry and academia probe deeper into molecular design, drug discovery, and specialty materials. Direct engagement with these fields keeps our product development aligned with real, not speculative, needs. We hear from customers about upcoming trends—deeper fluorination for improved metabolic profiles, hybrid scaffolds for next-generation electronics, or greener synthetic routes that need less halogenated waste.

    These challenges push us to explore new catalytic routes, more energy-efficient distillation, and tighter recycling protocols for costly fluorinated reagents. We devote substantial time to testing these innovations in our pilot plants, scaling what works, discarding what does not, and always reporting findings back to interested clients.

    Building a future for Ethyl 2-Methyl-4,5,6,7-Tetrafluorobenzofuran-3-Carboxylate means acting on both short-term feedback and long-term vision. After years spent elbow-deep in real production campaigns, we know that every breakthrough, every improvement, emerges from the trust, discipline, and practical know-how that continuous manufacturing breeds.