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1-Ethoxyethyl-3-Methylimidazolium Bromide

    • Product Name 1-Ethoxyethyl-3-Methylimidazolium Bromide
    • Alias EMIM-Br
    • Einecs 632-140-4
    • 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
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    Specifications

    HS Code

    215786

    Product Name 1-Ethoxyethyl-3-Methylimidazolium Bromide
    Cas Number 622878-23-3
    Molecular Formula C8H15BrN2O
    Molecular Weight 235.12 g/mol
    Appearance White to off-white solid
    Boiling Point Decomposes before boiling
    Purity Typically >98% (as specified by supplier)
    Solubility In Water Soluble
    Ionic Liquid Yes
    Smiles CCOCC[n+]1ccn(C)c1.[Br-]
    Storage Temperature Store at room temperature, away from moisture
    Hazard Statements May cause skin and eye irritation
    Synonyms EMIM-Br, 1-(1-Ethoxyethyl)-3-methylimidazolium bromide

    As an accredited 1-Ethoxyethyl-3-Methylimidazolium Bromide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 100g of 1-Ethoxyethyl-3-Methylimidazolium Bromide is securely packed in a sealed amber glass bottle with a tamper-evident cap.
    Shipping **Shipping Description:** 1-Ethoxyethyl-3-methylimidazolium bromide is securely packed in airtight, chemically resistant containers to prevent moisture absorption and contamination. The package is clearly labeled, handled as a non-hazardous chemical, and shipped in compliance with international regulations. Standard delivery includes cushioning material to protect against physical damage during transit.
    Storage Store **1-Ethoxyethyl-3-Methylimidazolium Bromide** in a tightly sealed container, protected from moisture and direct sunlight. Keep in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizers. Ensure that storage areas are equipped with spill containment and proper labeling. Avoid exposure to air to prevent degradation or absorption of moisture.
    Application of 1-Ethoxyethyl-3-Methylimidazolium Bromide

    Applications of 1-Ethoxyethyl-3-Methylimidazolium Bromide in Industrial Manufacturing

    1-Ethoxyethyl-3-Methylimidazolium Bromide supports diverse processing environments across multiple sectors due to its ionic liquid properties. As a direct manufacturer, we highlight below the primary downstream applications where our material maintains process reliability, regulatory alignment, and performance consistency.

    1. Electrolytes for High-voltage Lithium Batteries

    Our ionic liquid product serves as a key electrolyte additive in lithium battery manufacturing lines, where strict moisture and impurity control allows stable cycling and reduced resistance at elevated voltages. Chemical structure provides high ionic conductivity and temperature resistance, enabling production engineers to target battery designs for electric mobility and grid storage. Battery plants introduce our material in controlled-dosing stations, integrating it into solvent systems for both cell prototyping and high-throughput cell assembly lines by slurry casting and in situ formation.

    Industry compliance standards

    • IEC 62660-2: Safety performance testing for lithium-ion batteries
    • UN Manual of Tests and Criteria, Part III, Sub-section 38.3 (Transportation regulations)
    • ISO 9001 quality management for battery components
    • RoHS Directive 2011/65/EU, heavy metal and brominated substance regulation

    Typical usage ratio

    • 0.5%–5% by weight of total electrolyte blend
    • Optimization based on temperature target and cycle life tests; increased up to 8% for high-voltage cells with strict impedance goals

    Downstream process integration

    • Metered dosing into non-aqueous electrolyte formulation tanks under dry-room conditions
    • Blending with EC, DMC, EMC, and conventional lithium salts (such as LiPF6) using stator mixers
    • Final filtered solution dispensed to cell assembly lines post-QC

    Final product types

    • Automotive pouch lithium-ion battery cells
    • Stationary energy storage battery packs
    • Power tool rechargeable lithium batteries
    • Wearable device thin-film battery units

    2. Solvent Medium for Pharmaceutical Crystallization

    Process engineers in pharmaceutical active ingredient manufacturing use this ionic liquid as an alternative polar medium to control polymorphism and purity profiles during crystallization stages, especially for APIs sensitive to conventional organic solvents. It enables differential solubility modulation, yields narrow crystal size distributions, and can be recovered with minimal cross-contamination risk. GMP-compliant facilities incorporate our material into batch crystallizers, maintaining validated cleaning and process traceability protocols.

    Industry compliance standards

    • ICH Q7: Good Manufacturing Practice Guidance for Active Pharmaceutical Ingredients
    • EU GMP Annex 8: Sampling of Starting and Packaging Materials
    • USP <795>: Pharmaceutical Compounding–Nonsterile Preparations (for auxiliary solvents)
    • FDA 21 CFR Part 211: Current Good Manufacturing Practice for Finished Pharmaceuticals

    Typical usage ratio

    • 3%–15% v/v in crystallization blend
    • Adjustable depending on API solubility curve and process temperature

    Downstream process integration

    • Blending with aqueous or mixed solvent systems in jacketed crystallizer vessels
    • Added after dissolution of crude API, prior to cooling and seeding
    • Post-crystallization recovery through liquid–liquid extraction and solvent recycling columns

    Final product types

    • Anti-infective API crystalline powders
    • Small molecule API seed crystals for downstream formulation
    • Pharmaceutical intermediate solid isolates
    • Research-grade polymorph screening reference standards

    3. Green Solvent for Cellulose Dissolution in Fiber Spinning

    Leading viscose and regenerated cellulose fiber manufacturers utilize this ionic liquid as a safer alternative solvent for direct cellulose dissolution. Its low vapor pressure reduces hazardous emissions and allows for closed-loop spinning line operation. Our product improves spinning consistency for fine denier filaments and supports full process traceability critical for textile and hygiene applications. On-site process control teams introduce the ionic liquid at dedicated dissolution reactors prior to extrusion spinneret stages.

    Industry compliance standards

    • OEKO-TEX® Standard 100: Human-ecological requirements for textile products
    • ZDHC MRSL: Manufacturing Restricted Substances List for textile chemistry
    • ISO 14001: Environmental Management Systems
    • REACH Regulation (EC) No 1907/2006 for registered substances in Europe

    Typical usage ratio

    • 30%–50% by weight for cellulose-laden spinning solution
    • Variations based on pulp grade and target fiber linear density

    Downstream process integration

    • Direct feeding to dissolution tanks with defibrillated wood or cotton linter pulp input
    • Blending under inert atmosphere; subsequent filtration and degassing
    • Transfer of clear solution to fiber spinning pumps for wet-spun or dry-jet wet-spun lines

    Final product types

    • Fine denier regenerated cellulose staple fiber
    • Continuous filament viscose rayon yarn
    • Eco-labeled cellulosic nonwoven substrates for hygiene and wipes
    • High-purity cellulose membranes for specialty filtration

    4. Homogeneous Catalysis Enhancer in Organic Synthesis

    Specialty chemical producers and contract manufacturing organizations use our ionic liquid to enhance catalyst activity and selective conversion in various homogeneous organic transformations, including alkylation, acylation, and cyclization of nitrogen-containing substrates. The product’s unique solvent-cation environment increases yield and selectivity, allows milder conditions, and simplifies catalyst separation via phase-switching. Implementation often occurs in pilot and production reactors using continuous feed or batch operations, where QC teams validate impurity profiles and solvent removal.

    Industry compliance standards

    • ISO 9001:2015 Quality Management Systems–Requirements
    • Responsible Care® Global Charter (chemical sector safety and environmental standards)
    • REACH Registration for industrial intermediate use
    • GHS/CLP (EC No 1272/2008) Compliance for labeling of chemical substances

    Typical usage ratio

    • 5%–20% v/v in total reaction system
    • Range determined by catalyst solubility and conversion rate data

    Downstream process integration

    • Added to precharged reactor vessels containing other reaction solvents and substrates
    • Catalyst and raw material loaded simultaneously, controlled by plant DCS
    • Post-reaction workup includes decantation, phase separation, and ionic liquid recovery

    Final product types

    • N-heterocyclic specialty intermediates
    • Advanced pharmaceutical and agrochemical building blocks
    • Fine chemical ligands for electronics sector
    • Tailor-made catalytic conversion agents for process chemistry R&D

    5. Antistatic Additive in High-performance Polymer Compounds

    Compounding plants producing conductive and antistatic thermoplastic materials employ our ionic liquid as a functional additive blended into polymers such as polyolefins, polyamides, or engineering resins. Its compatibility supports uniform static dissipation in highly filled or specialty resin systems. Masterbatch compounding lines integrate our ionic liquid directly into twin-screw extruders, often monitored by in-line resistivity and surface voltage measurements.

    Industry compliance standards

    • IEC 61340-5-1: Electrostatics in electronic assembly environments
    • EN 13463-1: Equipment for use in potentially explosive atmospheres
    • ISO 11469: Identification of plastics for antistatic properties labeling
    • UL94 Flammability tests for plastic materials

    Typical usage ratio

    • 0.1%–1.2% by weight in total polymer blend
    • Selection based on target surface resistivity and thermal stability

    Downstream process integration

    • Pre-mixed in weighed masterbatches; direct addition to molten polymer in extruders
    • Dispersed using high-shear mixing zones for particle uniformity
    • Monitored by extrusion QC test points for continuity of antistatic property

    Final product types

    • ESD-safe packaging films and trays
    • Conductive compounds for electronics housings
    • Automotive interior parts with static dissipation
    • High-performance printer and copier components
    Free Quote

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    Certification & Compliance
    More Introduction

    Experience and Reliability—A Closer Look at 1-Ethoxyethyl-3-Methylimidazolium Bromide

    Diving Into the Chemistry: What Sets 1-Ethoxyethyl-3-Methylimidazolium Bromide Apart

    We have spent years in the lab and production area, shaping a diverse set of ionic liquids for evolving industrial needs. Among the compounds we produce, 1-Ethoxyethyl-3-Methylimidazolium Bromide has found a strong and steady niche across a range of industries from organic synthesis to material processing. This compound didn’t just pop up because the sector needed another fancy bottle on the shelf; its development answers a concrete demand for innovative solvents and ionic liquid building blocks carrying unique benefits.

    So what is it? The imidazolium core paired with the 1-ethoxyethyl side chain and bromide counterion gives it distinct physical and chemical properties. In practical work, this structure means enhanced thermal stability, measurable solubility behavior in organic and aqueous systems, and a noticeable impact on how reactions proceed—especially when compared to older, simpler alkyl imidazolium bromides.

    Specifications Grown From Real Use—Not Just a Sheet

    Technical specs matter only as much as they show how the compound performs in the real world. Over years of manufacturing, we’ve settled on stringent purity controls because downstream processes in research facilities and pilot plants rely on consistency. Our typical batches of 1-Ethoxyethyl-3-Methylimidazolium Bromide clock in with very low water and halide content; this comes from precise synthetic pathways and multiple purification steps.

    Grain size, melt point, and moisture content all feed into the equation, but one thing stands above: repeatability. Teams in synthesis labs and chemical companies have emphasized that even small impurities or batch-to-batch drift can ruin their work at scale. That’s why our quality control team burns midnight oil tracking these points. We share all relevant physical-chemical data and, if needed, full certification analysis from off-site validation.

    How Industry Pros Use It: Experience Across Sectors

    Rich use cases tell the real story. 1-Ethoxyethyl-3-Methylimidazolium Bromide turns up most often where people demand advanced solvents, phase-transfer catalysts, or non-traditional media for organic reactions. Chemists have talked about its application in nucleophilic substitutions, cyclizations, and selective extractions, all thanks to a tuned solvation ability and a degree of environmental stability not found with more volatile, toxic organic solvents.

    Materials scientists favor this ionic liquid for its controlled ionic environment and unique temperature behavior. Our compound’s melting point and low volatility—paired with the relatively benign bromide ion—offer real-world advantages over older generations of alkyl imidazolium salts. In labs working on lithium batteries, electrochemical deposition, and membrane fabrication, customers have found they can push operating ranges without running into decomposition or unwanted side reactions linked to impurities that linger in lower-grade commercial materials. We’ve even seen this compound replace harsher solvents in the production of specialty polymers, where cleaner workups and improved yield have changed bottom-line costs.

    Environmental teams have brought us their feedback after replacing volatile organic solvents with 1-Ethoxyethyl-3-Methylimidazolium Bromide in pilot water treatment plants. Reduced atmospheric emissions, easier containment, and a significant drop in workplace exposure come up again and again. Users looking for alternatives to ammonium-based or pyridinium-based ionic liquids have often cited similar operational results, with the added bonus of improved thermal thresholds and lower overall toxicity.

    Key Ways Our Synthesis Approach Creates a Superior Product

    We don’t just follow textbook procedures and hope for the best. Since the start, our process for making 1-Ethoxyethyl-3-Methylimidazolium Bromide has evolved through hundreds of cycles of pilot runs, process control improvements, and direct client feedback. Scale-up required a rethink of classical alkylation and quaternization steps, with special attention to controlling side product formation and maximizing yield. Anyone calling the shots in a commercial plant knows that reaction workup and purification can make or break profitability. Our team responded to customer pain points—blocked reactor lines, off-colors, failed chromatographic separations—by tuning solvents, agitator speed, and temperature profiles, leading to a consistently high-quality product.

    A common complaint in the early days of ionic liquid adoption centered on color and odor contamination left behind by rough-and-ready processing. Through automated filtration, new drying cycles, and chilled crystallization steps, we wiped out most of these headaches. Even now, we run regular stability checks on packaging stocks and in-transit samples to spot heat or moisture ingress before it becomes an issue for a customer.

    Bigger Than the Bottle: Supporting Applications and Technical Services

    It’s easy for manufacturers to wash their hands once the drum ships, but we don’t work that way. Our lab team stays in touch with R&D chemists and industrial engineers who use this ionic liquid for difficult, often underexplored, applications. We’ve helped dial in optimal use concentrations and mixing protocols, sometimes on short notice when a process hits a wall. Because we keep track of how each batch was made and packed, matching performance from order to order becomes real—not just a line in a brochure.

    Training packages and technical application notes go out with shipments to help customers adjust process parameters based on the actual properties of each lot. From choosing the right handling materials—glass, stainless steel, certain plastics—to troubleshooting issues like foaming or slow phase separation, our experience is built directly into our post-sale support. Suggestions for recycling and reclaiming used ionic liquid come not from guesswork, but from completed, real-life industrial runs. By staying tuned in to each user's needs, we save them money and time while helping to minimize environmental footprint.

    Why Imidazolium? Choosing the Right Cation for the Job

    In the family of ionic liquids, the choice of cation makes a difference in everything from solubility to reactivity. We’ve worked with pyrrolidinium, ammonium, phosphonium, and many others. But imidazolium cations, like that found in 1-Ethoxyethyl-3-Methylimidazolium Bromide, deliver a balanced blend of chemical flexibility and compatibility. The 1-ethoxyethyl side group doesn’t just look interesting on a sheet—it offers a careful balance, tuning solvating ability and viscosity so that the compound can slip into applications where bulkier or less polar cations fail.

    Direct comparisons in industry applications have shown imidazolium-based ionic liquids outperforming alternatives when targeting selective extraction of biomolecules or tuning solvent properties for catalysis. Customers have used our product in systems where acid or base sensitivity, or even light-catalyzed reactions, would rule out traditional solvents and more reactive ionic liquid cations.

    Bromide as a counterion brings its own contribution. Unlike more reactive anions, such as chloride or fluorinated complexes, bromide offers manageable reactivity profiles, better shelf stability, and—importantly—a more forgiving safety and transport profile. From our perspective as producers, this means less need for special handling and a wider set of compatible packaging types.

    Added Value and Real-World Comparisons

    Working closely with purchasing managers and technical directors across industries, we’ve heard hundreds of questions about the difference between 1-Ethoxyethyl-3-Methylimidazolium Bromide and traditional ionic liquids. Time and again, comparisons skew in favor of this compound’s reduced volatility, broader liquid range, and more nuanced solvation characteristics. For example, in selective metal extraction, we’ve watched customers gain higher yields and purer product streams because of improved separation and less cross-contamination, thanks to our ionic liquid’s consistent composition.

    In catalyst recycling, this product has shown stubborn resistance to thermal and oxidative degradation—a trait that saves companies unexpected replacement costs. In more standard imidazolium bromides, breakdown sometimes leads to residue accumulation and process stalling. Technicians at customer sites have told us about fewer downtime events since adopting this product, which makes a measurable difference in throughput at scale.

    Price comparisons alone don't do the story justice. Smart buyers know that savings show up in lower waste processing, tighter reaction windows, and fewer cleaning cycles between batches. Many have found that shifting from less sophisticated ionic liquids or conventional solvents actually cut overall costs despite a slightly higher up-front investment. We heard feedback that lab safety audits go smoother because of lower inhalation and skin contact risk compared to volatile organic solvents, another hard-to-measure benefit.

    Navigating Common Misunderstandings and Optimizing Outcomes

    A handful of common misconceptions surface regularly. Some chemists expect all imidazolium ionic liquids to behave interchangeably, but the influence of the 1-ethoxyethyl substituent quickly becomes obvious in solvent partitioning, as well as in extraction or catalytic cycles. Others worry that bromide-based chemicals might corrode equipment, but, in properly designed systems, we have not witnessed significant degradation with standard reactor materials. We always recommend factory-level consultation before switching out a large inventory of ionic liquids, since old gaskets, seals, or in-line sensors might judge things differently.

    Handling questions pop up often as well. The viscosity of 1-Ethoxyethyl-3-Methylimidazolium Bromide runs lower than many related products, but does change sharply with temperature. Experienced users store and dispense it using controlled-temperature pumps and jacketed tanks, and we often provide guidelines based on field data and our own storage trials. Spillage, containment, and clean-out protocols are, in our experience, no more demanding than what a trained operator can handle with basic personal protective equipment.

    Some large-scale users push for reuse and recycling. Many ionic liquids can break down after a few cycles of heating or drying, but this specific compound holds up better thanks to the way we minimize side impurities and control moisture. Feedback tells us that typical spent product can be easily filtered and reconditioned for further runs, limiting environmental impact. By scanning spent batches for specific byproducts and designing purification columns to match, plant teams have reported noticeable resin life extension and smoother operation.

    Troubleshooting Challenges—And Solutions Learned From Experience

    Not every project runs smoothly from the jump. Whether troubleshooting unexpected color shifts during runs or coping with upstream supply delays, we have walked through these scenarios with our customers. Color changes can signal trace metal contamination or improper storage; our field engineers have worked alongside technicians to track and isolate root causes. Adjustments to storage conditions, tighter quality checks on incoming raw materials, and improved lid seals have largely solved these headaches.

    Another pain point has involved variations in melting point when the compound sits for extended warehouse periods, especially under fluctuating humidity. As a response, we overhauled post-synthesis drying protocols and ramped up periodic stability checks. We ended up extending shelf life and reducing process interruptions for several bulk consumers in the pharma and fine chemicals sectors.

    Sometimes, a process built to use older ionic liquids doesn’t transition smoothly. Downtime costs money, so we collaborate at the test reactor and kilo-lab scale to tune mixing, thermal input, and purification steps as needed. In a few cases, swapping out filter types or adjusting agitation rates quickly solved what at first looked like a batch-ruining problem. This hands-on approach, rooted in long-term experience rather than manual-writing, makes all the difference to our partners.

    Sourcing Direct: The Benefits of Working With a Chemical Manufacturer

    Direct engagement with a chemical manufacturer doesn’t just smooth out the supply chain. It creates a space for quicker feedback loops, more open troubleshooting, and deeper trust during specification changes or scale-ups. We’ve seen that customers relying directly on manufacturers, rather than trading houses or resellers, get faster answers, clearer documentation, and more transparent insights into underlying production costs and risks.

    Our ongoing investments in pilot reactors, in-line analytics, and staff training stem directly from these close relationships. By continuously monitoring not just product but process and documentation at every stage, we prevent the “game of telephone” that saps information and accountability in distributor-heavy supply chains. As a manufacturer, we can roll out product modifications, batch customizations, and experimental samples in a tighter timeframe—because the folks making the calls are in the same building as the ones running the reactors.

    Long-term contracts and recurring orders allow for a more collaborative approach to supply planning. We keep shared stock in climate-controlled depots for key accounts, ensuring reliable delivery amid market volatility or global logistics disruptions. Our customers have described this direct connection as vital during pandemic-era shortages and price swings. Keeping tight tabs on both process safety and technical service also supports regulatory audits, which some end-users have faced with greater confidence in recent years.

    A Broader Perspective: Sustainability, Scalability, and Future Directions

    Ionic liquids like 1-Ethoxyethyl-3-Methylimidazolium Bromide have come a long way since the first academic publications promised greener, safer chemistry. In our plant, commitment to sustainability means ongoing investment in solvent recovery, process water filtration, and byproduct valorization. During solvent changeovers and product reformulations, a major emphasis lands on transitioning away from petroleum-based inputs and halogenated solvents. We run regular life-cycle assessments, updating our protocols based on results from both our own labs and external compliance agencies.

    For buyers evaluating options, the long-standing debate between cost and sustainability gets more nuanced as regulatory pressures mount. We routinely support technical audits and environmental reporting by providing full transparency on raw material sourcing, energy usage per batch, and waste treatment methods. Recent process improvements aimed at capturing and recycling bromide byproducts have improved yields while reducing disposal liabilities, earning praise from plant managers and sustainability officers alike.

    Scalability stands as another focus. No matter how clever a molecule appears in the lab, consistent high-volume production sets the real test. Our experience scaling up from kilogram lots to multi-ton runs gives us a well-worn playbook for minimizing process upsets. We keep modular reactors and flexible downstream equipment on deck to absorb swings in demand, and we regularly review process safety and batch record controls with our floor technicians. Demand forecasting and early ordering advice flow both ways, which means supply crunches rarely catch us off guard.

    Trust Built Over Years: What Customers Teach Us About 1-Ethoxyethyl-3-Methylimidazolium Bromide

    At every stage, our approach puts real customer stories and on-the-ground experience ahead of glossy marketing. Chemistry isn’t about magic: it’s about understanding what gets results in daily work. Whether you’re running pilot-scale reactors, teaching a graduate lab, or scaling a new green separation process, 1-Ethoxyethyl-3-Methylimidazolium Bromide carries a track record shaped by dozens of success stories—some impressive, some quietly behind the scenes.

    We learn as much from our customers as they do from us. They’ve pointed out tweaks in process, shared recovery hacks, and even flagged subtle impurities we once missed. That feedback gets folded directly back into our production and QC systems. The point isn’t to promise perfection, but to offer the kind of reliability and problem-solving that comes from years of on-the-ground work.

    So if you are weighing your next chemical input, considering a solvent switch, or laying plans for a greener plant, 1-Ethoxyethyl-3-Methylimidazolium Bromide deserves consideration—not as the newest thing on the market, but as a compound shaped by hands-on experience, client feedback, and a relentless push for quality and real results.