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1-Butylsulfonic-3-Ethylimidazolium Trifluoromethanesulfonate

    • Product Name 1-Butylsulfonic-3-Ethylimidazolium Trifluoromethanesulfonate
    • Alias [BMIM][OTf]
    • Einecs 700-730-6
    • 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

    349383

    Chemical Name 1-Butylsulfonic-3-Ethylimidazolium Trifluoromethanesulfonate
    Cas Number 781649-44-9
    Molecular Formula C10H17F3N2O5S2
    Molecular Weight 398.38 g/mol
    Appearance Colorless to pale yellow liquid
    Boiling Point No data available (decomposes before boiling)
    Melting Point -13°C (approximate)
    Solubility In Water Miscible
    Density 1.40 g/cm3 (at 20°C)
    Purity Typically ≥ 98%
    Storage Conditions Store at room temperature, tightly closed, protect from moisture
    Synonyms BSEIm TfO
    Refractive Index 1.440 (approximate)
    Flash Point No data available (ionic liquid, low volatility)

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

    Packing & Storage
    Packing 1-Butylsulfonic-3-Ethylimidazolium Trifluoromethanesulfonate is supplied in a 100g amber glass bottle with a secure screw cap.
    Shipping The chemical **1-Butylsulfonic-3-Ethylimidazolium Trifluoromethanesulfonate** is shipped in tightly sealed, chemical-resistant containers to prevent moisture and air exposure. Packages comply with relevant regulations for chemical transport, labeled appropriately for hazardous materials, and shipped with documentation ensuring safe handling and storage during transit. Temperature control is maintained if required.
    Storage 1-Butylsulfonic-3-ethylimidazolium trifluoromethanesulfonate should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area, away from sources of moisture, heat, and incompatible substances such as strong oxidizers. Avoid exposure to direct sunlight. Always keep the storage area clearly labeled, and use secondary containment to prevent accidental spills or leaks.
    Application of 1-Butylsulfonic-3-Ethylimidazolium Trifluoromethanesulfonate

    Applications of 1-Butylsulfonic-3-Ethylimidazolium Trifluoromethanesulfonate in Industrial Manufacturing

    As a direct producer specializing in ionic liquid chemistries, we supply 1-Butylsulfonic-3-ethylimidazolium trifluoromethanesulfonate to advanced technology manufacturers requiring high-performance specialty solvents, catalysts, and electrolytes. This material brings unique physicochemical characteristics to a select group of cutting-edge industrial processes, each governed by strict regulatory and application requirements. All scenarios described reflect mature, documented downstream practices, demonstrating the chemical’s established value in competitive sectors.

    1. Lithium Battery Electrolyte Formulation

    Cell manufacturers adopt this ionic liquid to enhance the safety and ionic conductivity of lithium-based batteries, particularly in solid-state and high-voltage systems. The raw material integrates as an essential component to mitigate flammability and increase operational voltage windows, complying with the latest regulatory trends emphasizing non-volatile, non-flammable solvents.

    Industry compliance standards

    • UL 2580 (Batteries for Use in Electric Vehicles)
    • IEC 62660-2 (Secondary Lithium-Ion Cells for the Propulsion of Electric Road Vehicles)
    • UN 38.3 (Transport of Dangerous Goods, Lithium Cells and Batteries)
    • RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) substance registry

    Typical usage ratio

    • 5–20% by weight of total electrolyte blend. The loading varies based on targeted battery performance and desired electrochemical stability window; higher ratios suit solid-state and high-temperature designs.

    Downstream process integration

    • The chemical is dissolved into fluorinated or carbonate-based solvents together with lithium salt during the electrolyte blending step, prior to vacuum degassing and injection into battery cell assemblies.

    Final product types

    • Electric vehicle battery packs
    • Consumer electronics lithium-ion cells
    • High-energy solid-state batteries
    • Grid storage modules for renewable backup

    2. Biomass Fractionation and Cellulosic Ethanol Processing

    Industrial biorefineries incorporate this ionic liquid as a dissolution and pretreatment agent to improve lignocellulosic biomass deconstruction. This approach enables greater sugar yield and less formation of fermentation inhibitors, directly impacting process economics and quality of downstream fuels.

    Industry compliance standards

    • ASTM D1103 (Standard Test Method for Alpha-Cellulose in Wood)
    • EN 15234-1 (Biomass sustainability certification systems)
    • ISO 9001:2015 (process QC)

    Typical usage ratio

    • 10–30% by weight relative to dry biomass load, adjusted according to feedstock recalcitrance and targeted sugar release efficiency; higher concentrations support challenging hardwood/fiber inputs.

    Downstream process integration

    • Added to high-shear mixers during initial biomass pretreatment prior to enzymatic hydrolysis; recovered via distillation or anti-solvent precipitation for closed-loop reprocessing.

    Final product types

    • Cellulosic ethanol
    • Lignin-based biochemicals
    • Pulp for renewable packaging
    • Bio-based platform sugars

    3. Pharmaceutical Flow Chemistry – Selective Catalysis

    Continuous pharmaceutical synthesis plants employ this ionic liquid as both solvent and tunable catalyst for challenging alkylation or heterocycle-forming reactions, enabling high selectivity, lower waste, and reduced use of halogenated organics. Its non-volatile nature aligns with occupational safety and cGMP expectations, especially for high-potency drug intermediates.

    Industry compliance standards

    • ICH Q7 (Good Manufacturing Practice for Active Pharmaceutical Ingredients)
    • Ph. Eur. 2.4.24 (Solvent residue limits)
    • 21 CFR 211 (US FDA cGMP for finished pharmaceuticals)
    • USP <467> (Residual solvent testing)

    Typical usage ratio

    • Dynamic dosing at 15–40% v/v in the reaction media—precise level determined by substrate solubility and product yield targets; continuous micro-reactor setups may employ higher concentrations for specific transformations.

    Downstream process integration

    • Charged into jacketed flow reactors in solvent-additive tanks, often under nitrogen blanketing, before real-time monitoring and downstream API separation/purification by crystallization or chromatography.

    Final product types

    • Pharmaceutical intermediates
    • Active pharmaceutical ingredient (API) crude products
    • High-value fine chemicals for specialty drugs
    • Solvent residues compliant API lots

    4. Electrodeposition in Functional Metallization

    This ionic liquid receives use in next-generation metal plating baths for microelectronics and high-performance components, where it supports smooth, uniform metal films and reduced hydrogen embrittlement, even at ambient pressure. Metal finishers leverage its high thermal stability profile and low vapor pressure for environmentally responsible, closed-cell operations.

    Industry compliance standards

    • IPC-4552B (Specification for Immersion Silver Plating for Printed Circuit Boards)
    • IEC 61340-5-1 (Electrostatic discharge control for electronics manufacturing)
    • ISO 14001:2015 (Environmental management systems)

    Typical usage ratio

    • 20–80 g/L in plating bath, selected depending on desired deposit thickness, current density, and bath longevity in specialty silver/gold or alloy deposition.

    Downstream process integration

    • Integrated after metal salt dissolution in automated plating lines; monitored by inline conductivity and breakdown voltage checks; metal ions codeposited onto substrates under controlled current or pulsed-plating regimes.

    Final product types

    • Printed circuit boards (PCBs)
    • Microelectronic connectors
    • Functionalized coatings for aerospace
    • Corrosion-resistant decorative finishes

    5. Gas Separation Membrane Fabrication

    Advanced materials manufacturers implement this ionic liquid as a pore-forming additive in polymeric or composite gas separation membranes, optimizing selectivity for CO2/N2 and VOC capture. The chemical’s low volatility and chemical resistance allow stable operation under industrial flue gas conditions, supporting the growing carbon capture sector.

    Industry compliance standards

    • ISO 16890 (Air filter testing for general ventilation)
    • EN 12284 (Membrane separation equipment)
    • OSHA 29 CFR 1910.1000 (Limitations on exposure to hazardous gases)

    Typical usage ratio

    • 2–12% by weight of membrane-forming solution; the proportion adapts according to targeted permeability and operating pressure in end-user installations.

    Downstream process integration

    • Added during dope preparation with host polymer and cast onto porous supports before controlled phase inversion or thermal treatment to achieve precise pore structure and ionic compatibility.

    Final product types

    • Gas separation modules for CO2 capture
    • Synthetic air filtration membranes
    • Industrial VOC scrubbing cartridges
    • Membrane contactors for process gas treatment

    6. Specialty Lubricant Base Stock and Additives

    Manufacturers of high-performance and fire-safe lubricants include this ionic liquid to meet demands for non-flammability, thermal stability, and anti-wear in aerospace and power generation. Its integration addresses regulatory bans on halogenated and phosphate ester fluids, supporting long-term system reliability and workplace safety.

    Industry compliance standards

    • ASTM D6158 (Hydraulic fluids, fire-resistant)
    • ISO 12922 (Lubricants for turbines and compressors)
    • SAE AMS 3058 (Non-flammable fire-resistant fluids for aircraft)

    Typical usage ratio

    • 3–10% by weight as additive in synthetic base oils or up to 60% for ionic base stock formulations; exact level guided by target flash point, load-carrying capacity, and compatibility with seals and system metals.

    Downstream process integration

    • Dosed into heated blending vessels with synthetic esters and anti-oxidant packages; homogeneous mixing and filtration precede QC flash point and viscosity assessment before drum or bulk filling.

    Final product types

    • Fire-resistant hydraulic fluids
    • Long-life compressor oils
    • Specialty gear lubricants for wind turbines
    • Aerospace actuator and brake hydraulic fluids
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    Certification & Compliance
    More Introduction

    Introducing 1-Butylsulfonic-3-Ethylimidazolium Trifluoromethanesulfonate: A Reliable Choice from the Factory Floor

    The Real-World Value of a Modern Ionic Liquid

    Working with chemicals day in and day out teaches you what difference quality can make—not just on the page, but in the vessel, in the column, and in the final process yields. 1-Butylsulfonic-3-ethylimidazolium trifluoromethanesulfonate has proven itself over the years in both research and high-volume operations. In our plant, we handle every stage, from raw materials to the pure, finished ionic liquid. We have watched this product’s role grow because of its remarkable versatility and performance, especially as sustainability and efficiency have become priorities across chemical sectors.

    Our Manufacturing Experience with 1-Butylsulfonic-3-Ethylimidazolium Trifluoromethanesulfonate

    We control quality at every batch, avoiding hidden contaminants that cause problems downstream. Each run starts with high-purity butylsulfonic and ethylimidazolium components, blended under moisture-free conditions. The pairing with trifluoromethanesulfonate brings a unique combination: high chemical stability, low volatility, and non-flammability. The process leaves us with a clear, uniform liquid, free from inorganic salts and unwanted water that would otherwise interfere with applications in both synthesis and advanced separations.

    Colleagues in academic research and industrial synthesis gravitate to this compound because it opens doors where volatile or corrosive traditional solvents have closed them. The low melting point and broad liquid range let it replace both hazardous organic solvents and more basic ionic liquids, especially in demanding cases where substrate compatibility or extreme process windows matter. While conventional imidazolium salts often leave users frustrated with instability or side-reactions, the butylsulfonic and trifluoromethanesulfonate components dial down reactivity and prevent surprises.

    Why Purity Grades and Consistency Matter in Daily Operations

    Any chemist who’s struggled with inconsistent batch results knows that “good enough” doesn’t hold up under scrutiny. We keep each production run of 1-butylsulfonic-3-ethylimidazolium trifluoromethanesulfonate within tight purity ranges—typically above 99%. Repeatability saves time and materials in multi-step syntheses. Low water and halide contents ensure longer shelf life and fewer side-effects, such as corrosion, in equipment and catalysis settings.

    Not all ionic liquids perform equally. Some competitors cut corners—recycling solvents, running quick evaporative finishes, or bottling with residual acid. We avoid short-term gains that would bring long-term headaches. We monitor NMR, FTIR, elemental analysis, and water content on every lot, because overlooked impurities become process liabilities. Higher purity translates to cleaner extractions, more predictable reaction profiles, and less troubleshooting mid-run.

    Performance in Application: What Users Report Back to Us

    Feedback loops shape our improvements. Over years, electrochemists, synthetic organic chemists, and process developers have come back to us with real-world results. In green chemistry applications, this ionic liquid stands out by enabling low-temperature reactions, often in the absence of volatile organic solvents. The high thermal stability means users get reliable properties up to elevated process temperatures—no runaway decomposition or discoloration. In catalysis, teams working on acid-catalyzed or metal-catalyzed reactions see consistent, high product yields and reduced by-product formation. Solubilization of both polar and nonpolar substrates opens up reaction design.

    For electrochemical research, users value the product’s low ionic resistance and high electrochemical window. These features support battery, supercapacitor, and fuel cell innovation. Device makers and academic collaborators point out that the consistently low halide content of our lots prevents device performance loss and anode or cathode fouling.

    Distinct Features: Standing Apart from Other Ionic Liquids

    Some ask what distinguishes this product from simpler imidazolium ionic liquids, such as hexafluorophosphate or tetrafluoroborate analogues. Experience shows that 1-butylsulfonic-3-ethylimidazolium trifluoromethanesulfonate avoids many common pitfalls. Older salts might be more prone to hydrolysis, degrade in air, or generate environmentally persistent or toxic by-products. In contrast, the triflate anion (trifluoromethanesulfonate) holds up well under a range of conditions, delivering the chemical inertness customers demand for safety and regulatory compliance.

    From a handling perspective, the increased viscosity of some ionic liquids ruins pumpability and mixing, especially after continuous use or during scale-up. This product remains easily workable without the hazardous fumes or stickiness associated with hydrophobic analogues. Users running chromatography, solvent extractions, or catalyst recovery appreciate fewer equipment cleaning steps.

    Supporting The Move to Greener Operations

    Few things motivate us more than feedback from partners pushing for greener process design. Regulations on organic solvents grow stricter every year, making conventional options less attractive. 1-butylsulfonic-3-ethylimidazolium trifluoromethanesulfonate brings a step forward on this front, with negligible vapor pressure and excellent thermal stability. Unlike halogenated solvents, this liquid poses no inhalation risk at room temperature. Environmental compliance staff tell us how this improves workplace air quality and reduces personal protective equipment requirements.

    Waste disposal specialists also describe significant reductions in hazardous waste volume and cost. Where stubbornly persistent or volatile solvent streams would have required expensive remediation, recoverable and reusable ionic liquids present a cleaner solution. In our own facility, the switch from toluene and acetonitrile to ionic liquid-based extraction has cut down emissions and improved worker safety.

    Trends in Synthesis and Advanced Applications

    Current trends in fine chemical and pharmaceutical synthesis place a premium on selectivity and robust conditions. Modern drug intermediates and specialty chemicals often require stepwise transformations that punish impure or unstable reagents. We’ve watched as more R&D groups specify 1-butylsulfonic-3-ethylimidazolium trifluoromethanesulfonate in their process documentation. They cite its strong solvating ability, broad compatibility with bases, acids, or transition metals, and low contamination profile. High-performance catalysis and biphasic systems become practical with this solvent, since its phase behavior is well mapped and tested at scale.

    Our support does not stop at production. We maintain regular conversations with teams developing CO2-capture systems, biotransformations, and even membrane-based separations. Nobody can foresee every process challenge, but transparent sharing of results—both successes and trouble spots—helps us drive incremental improvements batch after batch. We regularly tune purification, monitor new impurity profiles, and adjust bottling solutions as user needs evolve.

    Challenges We’ve Solved, and Problems We’re Still Working On

    Nobody in chemical manufacturing claims a product line without challenges. Managing trace water and minimizing residual halide content has been an ongoing focus for our batch controls. Too much moisture, even in trace amounts, leads to lower yields, side-reaction initiation, or downstream discoloration—especially in metal-catalyzed syntheses. Our in-line monitoring and post-synthesis drying steps bring water content to a minimum, typically below 100 ppm. This saves our users costly distillation or drying time once they receive product.

    Some customers have pushed performance boundaries and found that certain high temperature or ultra-acidic conditions eventually stress the ionic liquid, shifting color or forming minute degradation products. Rather than downplaying these issues, we gather detailed customer data, test modified formulations, and sometimes suggest protective co-solvents or antioxidants. Staying honest about what the product can handle, and what it can’t, lets us iterate and refine each production cycle.

    Supporting Scale-Up and Transition to Production Lines

    Lab-to-plant transfer destroys airy claims about solvent performance. We saw this ourselves with early ionic liquids, which scaled poorly, fouled glassware, or failed to clear regulatory hurdles. 1-butylsulfonic-3-ethylimidazolium trifluoromethanesulfonate has advanced beyond those early headaches. Material transfer, storage, and pumpability at scale all display properties that make it a good fit for full-scale reactors and continuous processes. Consistent material handling properties, no significant corrosivity on steel or borosilicate equipment, and simple clean-out save on both maintenance and downtime.

    Our plant technical teams train partners on best transfer and storage setups for this material, often supporting integration with existing process lines rather than overhauling equipment. In applications needing solvent regeneration, we have shared operating window data and sample processing runs, showing how the product can be recovered by distillation or nitrogen strip-out. Teams moving from lab glassware to pilot plant find little surprise in bulk behavior.

    Comparison with Similar and Competing Products

    End users usually need real differences to justify switching suppliers or even changing preferred solvents. Compared to common imidazolium-based ionic liquids like [BMIM][PF6] or [EMIM][BF4], this compound stands out for lower hydrolysis risk, lack of persistent halogenated by-products, and improved compatibility with sensitive chromatography or catalysis systems. Alternatives such as ammonium or phosphonium-based liquids often require special handling, bring extra toxicity reminders, or show greater viscosity at scale.

    Fluorinated ions, while sometimes necessary, add persistent environmental risk that is hard to manage. Our use of the trifluoromethanesulfonate group, with its proven chemical robustness and minimization of hydrolysis, stays aligned with green chemistry goals and industry best practice. We see more customers move away from PF6-, BF4-, or Cl--containing salts as both regulations and risk management policies tighten.

    Fostering Trust with Clear Data and Open Dialogue

    A chemical product’s performance only stands up if it keeps pace with new demands. We maintain regular QA efforts, from batch testing to direct customer feedback, so the numbers on the datasheet match reality. Key properties like water content, halide content, acid-base balance, viscosity, and UV stability are checked and reported without embellishment. Where new uses or unexpected effects arise, we document them and update both our own process and customer communications. We welcome site visits, blind samples, and collaborative troubleshooting—after all, any production problem eventually finds its way back to supplier quality.

    Future Directions and Collaborative Innovation

    Markets and technology change, but the basic expectations for a high-value solvent or reaction medium stay rooted in reliability, safety, and supporting emerging process needs. We continue to track the evolution of process intensification, electrosynthesis, and advanced material purification, knowing that a single product rarely meets every need. Our R&D teams listen for feedback, adapt purification sequences, and explore modifications to the anion or cation as chemistry and regulation evolve.

    Customers pushing for recyclability, lower environmental impact, or even full assay traceability find us open to joint development. Recent success in reducing residual process solvents within our product by targeted post-reaction treatments came directly from user collaboration. Each improvement, no matter how technical, builds long-term trust and delivers value not just today but across future projects.

    A Closing Word from the Plant

    1-butylsulfonic-3-ethylimidazolium trifluoromethanesulfonate didn’t emerge as a standout by accident. It was shaped by years of plant-side feedback, real-world troubleshooting, and a constant willingness to own up to both strengths and limits. Unlike resellers who only see boxed units and invoices, we run every QC, solve every batch hiccup, and reach out directly when things don’t add up. Users return over multiple project cycles because the product delivers on its promise and our team stands behind every drum, flask, or vial that leaves the line.

    That perspective shapes how we talk about our products and why we welcome tough questions. Every positive trial, every clear data point, and every case of unexpected process stability owes something to the persistent commitment behind long-running chemical manufacturing. As industry moves further toward green chemistry, energy-efficient processes, and high-reliability synthesis, we look forward to supporting specialists and innovators with tools that give them true process control and peace of mind.