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1,4-Di(Methylimidazolium )-Butane Dibromide

    • Product Name 1,4-Di(Methylimidazolium )-Butane Dibromide
    • Alias [BIMB]
    • Einecs 629-745-7
    • 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

    315714

    Product Name 1,4-Di(Methylimidazolium)Butane Dibromide
    Cas Number 63595-18-8
    Molecular Formula C12H20Br2N4
    Molecular Weight 396.13 g/mol
    Appearance White to off-white solid
    Melting Point Above 200°C (decomposes)
    Solubility In Water Soluble
    Storage Temperature Store at room temperature
    Density Approx. 1.6 g/cm³
    Purity Typically ≥98%
    Iupac Name 1,1'-Butane-1,4-diylbis(3-methylimidazolium) dibromide

    As an accredited 1,4-Di(Methylimidazolium )-Butane Dibromide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 250g of 1,4-Di(Methylimidazolium)-Butane Dibromide, securely sealed in an amber glass bottle, labeled with hazard and handling information.
    Shipping **Shipping Description:** 1,4-Di(Methylimidazolium)butane dibromide is shipped in tightly sealed, chemical-resistant containers to prevent moisture exposure and contamination. The package is labeled according to relevant regulations for corrosive or irritant substances. It should be transported at room temperature, away from incompatible materials, with appropriate documentation and hazard identification for safe handling.
    Storage 1,4-Di(Methylimidazolium)butane dibromide should be stored in a tightly sealed container, protected from moisture and light. Keep it in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers. Store at room temperature, and ensure proper labeling. Personal protective equipment should be worn when handling to avoid inhalation or contact with skin and eyes.
    Application of 1,4-Di(Methylimidazolium )-Butane Dibromide

    Applications of 1,4-Di(Methylimidazolium)–Butane Dibromide in Industrial Manufacturing

    As a direct manufacturer of 1,4-Di(Methylimidazolium)–Butane Dibromide, we specialize in supplying this ionic liquid compound to leading downstream industries. Below, we detail proven industrial applications, standard compliance requirements, typical process usage, and resulting final products for specialized sectors.

    1. Ionic Liquid Electrolyte for High-Performance Supercapacitors

    Manufacturers of supercapacitors and advanced energy storage devices rely on 1,4-Di(Methylimidazolium)–Butane Dibromide as a non-volatile ionic liquid electrolyte. The low vapor pressure and wide electrochemical window enhance device safety and longevity. Production lines use this compound in the electrolyte formulation to target higher charge/discharge rates and improved cyclic stability, responding to the increasing demand for efficient storage materials in renewable energy and automotive sectors.

    Industry compliance standards

    • IEC 61056 (Secondary cells and batteries containing alkaline or other non-acid electrolytes)
    • RoHS Directive 2011/65/EU (Restriction of Hazardous Substances)
    • REACH Regulation (EC) No 1907/2006
    • ISO 9001:2015 (Quality management for battery component suppliers)

    Typical usage ratio

    • 10–30% by volume in the total electrolyte mixture, depending on the desired ionic conductivity and temperature stability. Adjustments depend on electrode materials and device voltage ratings.

    Downstream process integration

    • Incorporated directly during electrolyte preparation and mixing before cell filling. Manufacturers blend with other ionic liquids or organic solvents for tailored electrolyte viscosity.

    Final product types

    • Double-layer capacitors
    • Hybrid supercapacitors
    • Automotive power system energy storage modules
    • Renewable energy grid balancers

    2. Phase Transfer Catalyst in Pharmaceutical Intermediates Synthesis

    API and intermediate producers employ 1,4-Di(Methylimidazolium)–Butane Dibromide as a phase transfer catalyst for nucleophilic substitution and alkylation reactions. Its ionic nature accelerates the interaction of hydrophilic and hydrophobic reactants in multi-phase systems, minimizing reaction times and improving yields during critical synthesis steps. Facilities benefit from improved selectivity and reduced by-product formation, meeting stringent regulatory requirements for purity and reproducibility.

    Industry compliance standards

    • ICH Q7 (GMP for Active Pharmaceutical Ingredients)
    • USP–NF (United States Pharmacopeia – National Formulary) for process aids
    • FDA 21 CFR Part 211 (cGMP for Finished Pharmaceuticals)
    • EDQM CEP listing if required for process validation

    Typical usage ratio

    • 0.5–2 mol% versus limiting substrate in organic solvent systems. Exact concentration depends on substrate reactivity and required process throughput.

    Downstream process integration

    • Added at the initial stage of the reaction vessel before charging starting materials. Removed during aqueous/organic workup and waste phase separation.

    Final product types

    • Quaternary amine intermediates
    • Benzylated and alkylated pharmaceutical actives
    • API precursors for cardiovascular and CNS drugs
    • Process validation samples for regulatory submission

    3. Functional Monomer for Polyionic Membrane Fabrication

    Specialty membrane manufacturers use this dibromide salt as a cationic monomer in the fabrication of proton exchange membranes (PEMs) and anion exchange membranes (AEMs). The quaternary imidazolium structure introduces tailored charge density and selective ion transport capabilities, essential for fuel cells and electrochemical separation devices. Controlled polymerization techniques integrate the material into the membrane matrix for enhanced ionic conductivity and chemical resistance across a range of pH and temperature conditions.

    Industry compliance standards

    • ASTM D882 (Standard test for polymer film tensile properties)
    • EN 13274-7 (Permeability of membranes for protective equipment)
    • ISO 14001:2015 (Environmental management in membrane production)
    • Quality standards for fuel cell components per IEC 62282-2-100

    Typical usage ratio

    • 5–20 wt% of total monomer content during bulk or solution polymerization. Tuning is based on target membrane conductivity and mechanical strength.

    Downstream process integration

    • Mixed with other functional and crosslinkable monomers before casting or extrusion. Polymerization occurs in film form, followed by solvent extraction and post-treatment.

    Final product types

    • PEM and AEM membranes for hydrogen fuel cells
    • Ion-exchange filtration modules
    • Dialysis and ultrafiltration cartridges
    • Electrolytic gas separation sheets

    4. Organic Synthesis Solvent for Specialty Fine Chemicals

    The dibromide compound finds application as a task-specific ionic liquid solvent in fine chemical synthesis, especially for transition metal-catalyzed reactions involving C–C or C–N bond formation. Producers value its non-volatility and ability to stabilize reactive intermediates, supporting catalyst recycling and higher atom economy. Custom formulation labs use this material to reduce process emissions and improve separation techniques in halide metathesis and other specialized synthesis processes.

    Industry compliance standards

    • ISO 9001:2015 (Quality management in custom synthesis)
    • REACH Annex XVII (Handling and restriction of hazardous substances)
    • Local chemical process safety regulations (e.g., OSHA for US process labs)
    • Client-specific technical agreements for fine chemicals

    Typical usage ratio

    • 20–80% by volume as reaction medium, depending on substrate solubility. The proportion is adjusted to optimize catalyst dispersion and extraction efficiency.

    Downstream process integration

    • Directly loaded into the reaction flask or reactor system with catalysts and substrates. Recovered after reaction via distillation or solvent extraction and reused when feasible.

    Final product types

    • Specialty amines, heterocyclic compounds
    • Organobromides and aryl halide derivatives
    • Fluorescent labeling agents for R&D
    • Custom contract synthesis lots
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    Certification & Compliance
    More Introduction

    1,4-Di(Methylimidazolium)-Butane Dibromide: A Closer Look from the Manufacturer’s Bench

    Our daily work revolves around reliable chemistry—the sort that transforms a formula from raw components in a drum to a critical compound in your process. 1,4-Di(Methylimidazolium)-Butane Dibromide sits high on the list of products that match practical reliability with nuanced functionality. After hands-on years with this compound from the start of synthesis through packaging, a clear picture develops on what sets it apart in the lab and on the shop floor.

    Understanding What We’re Producing

    This compound’s backbone, a butane chain with two methylimidazolium groups at each end, isn’t just a mouthful—it’s what gives the molecule its particular personality. The dibromide counterion matters a lot, not only for purity but for downstream interactions where halide content dictates performance. The model most in demand among our customers falls into the class of ionic liquids and functional intermediates. It arrives as a fine, almost crystalline powder or sometimes as slightly sticky granules, depending on water content at the end of drying. Color comes out clean, with almost no yellow or brown hues that can plague some batches if the reaction isn’t controlled tightly. Odor is minimal, which, from a worker’s perspective, strongly suggests controlled side product formation.

    Specifications focus on things operators notice in real time: moisture content, particle size based on sieving right after crystallization, and bromide test by silver nitrate titration. Each batch produces subtle variations, which—after hundreds of cooks—teaches us how much small differences affect ease of handling. The target remains: keep consistency not only for end users, but so our team isn’t fighting through clumping, caking, or over-dustiness. Packing always aims for easy weighing and transfer, so irregular lumps longer than a centimeter are chased down in routine checks.

    The Real-World Uses Shaping Our Process

    In our experience, two groups of users rely on this product more than others: research chemists working in ionic liquid development or advanced synthetic schemes, and specialty manufacturers in pharmaceuticals or materials science aiming for specific counterion effects or ionic mobility. Out in the world, demand fluctuates more than many products. Some months we’re barely keeping pace, especially when a new paper or patent drops highlighting a unique property for batteries or catalysis. At other times, commercial demand pauses so scientists can sort out next steps. This up-and-down nature keeps our entire process nimble, especially for custom batches that call for extra-pure bromide content or lower moisture than factory norm.

    Not all compounds in this family behave the same. With chloride or iodide analogs, for example, we notice differences in melting behavior and stability against ambient moisture. Users in electrochemistry say the dibromide consistently delivers cleaner, more reproducible voltammetry, while in organic synthesis it tends to give fewer persistent byproducts compared to dichloride forms. Years of user feedback made us adapt our process to minimize metal contamination, since trace iron or copper can throw off both analytical signals and catalytic profiles downstream.

    What Consistent Manufacturing Teaches Us

    Making this salt every week told us plenty about the fiddly nature of nitrogen-containing heterocycles. The starting materials all come with varying water, and even small deviations pop up in initial crystallization. We invested early in good drying and controlled temperature cycling, since skipping these steps led to visually identical but variable products. This attention proves itself when customers report that their long-term cell tests, for batteries or advanced membranes, didn’t degrade due to slow decomposition. Some competitors chase lowest price at the expense of tight processing—ours reiterates the value of weighing every lot for loss on drying, not shortcutting safety on solvent removal, and rejecting any batch with slight off-coloring since it risks downstream contamination.

    Reliable dibromide content isn’t just a box we check for compliance. Our larger customers notice when sodium or potassium has leaked in, even below 100 ppm, and we treat contamination from glassware and seals as a solvable daily challenge, not an afterthought. Every batch that doesn’t match up—measured in micrograms per gram—means extra work for the user or wasted dollars, and, frankly, our profit disappears quicker if quality slips and we have to field complaints or make replacements. Over time, the pride comes in the repeat orders rather than big one-off contracts. We’ve learned that being flexible is less important than being honest with what actually works and why certain specs cost more in labor and troubleshooting.

    The Subtle Differentiators Other Products Miss

    Methylimidazolium salts often look similar on a spec sheet, so talking directly with users matters. Most will notice our dibromide holds up better under storage—not springing up odd odors or a sticky residue as quickly as analogs. That’s tied to how we control atmospheric exposure right from filtration to nitrogen blanketed packing. Unlike compounds with chloride or iodide anions, which tend toward quicker hydrolysis if handled poorly, these dibromide batches let us store samples for longer and deliver customers a product that hasn’t degraded mid-shipment.

    For those dealing with electrochemical applications or organic transformations, our own tests mirrored what journals have shown: this compound brings less interference from adventitious impurities during electrode reactions and higher product yield in methylation or alkylation strategies. We’ve seen post-synthesis purification steps cut down by a full day when switching from chloride to dibromide—something small when running once, but transformative at scale.

    In parallel, environmental reporting grows every year, especially in Europe and North America. Dibromide versions seem to create less environmental waste stream complexity versus iodine-heavy alternatives. During manufacture, collecting and neutralizing HBr follows familiar, well-documented routes, whereas dealing with iodine compounds means extra costs and permits. We pass these compliance advantages to customers: they avoid the regulatory gray zones brought up by some halide derivatives.

    Challenges That Push Us to Refine the Process

    Every chemist knows that working with bromine sources presents hazards, not only for operators but for neighbors around the plant. We’ve installed closed transfer systems for bromide addition and keep atmospheric monitors in every section of the facility; simple tweaks keep exposure low on stressful days. By actively sampling the air and effluent, and running redundant scrubbers on vent lines, we hold risk below legal thresholds. Regulatory audits arrive regularly, and our team walks through each step, explaining why every transfer or vent needs to keep up with not just the letter but the spirit of the regulations.

    Moisture remains a constant enemy, since it doesn’t matter how clean the reaction looks on paper—trace water promotes hydrolytic breakdown, discoloration, and even caking at the storage warehouse. Our staff weighs out samples under low-humidity hoods, runs Karl Fischer titration more than industry minimum, and logs every outlier for both batch improvement and equipment calibration. Training runs year-round so new staff spot problems before loads are scaled up for full production.

    Our in-house quality experts—many with backgrounds in both analytical and production chemistry—lead monthly sessions to revisit complaint trends, talk over missed opportunities, and study outcomes from pilot-scale changes. Sometimes a minor tweak, like extending filtration time or improving final wash steps, brings a measurable boost in downstream purity. These meetings aren’t token gestures to “continuous improvement”—they drive real-world reduction in off-grade material, lost lots due to ambient contamination, or unexpected breakdown during long-term storage.

    Supporting Evidence from Day-to-Day Manufacturing

    Fielding calls from users tells more about the product’s footprint than any data sheet. We’ve heard that switching to our 1,4-Di(Methylimidazolium)-Butane Dibromide cuts sideline troubleshooting, especially for advanced polymerization projects where even trace halide drift can mean hours of adjusting conditions. Some repeat users in academia share that their graduate students, who often run smaller scale reactions, found our batches more forgiving to weigh and dissolve than similar salts bought elsewhere. Users involved in large pilot facilities commented that bulk product from our runs sits free-flowing longer, avoiding the hard-to-break cakes that slow production.

    Every order returned for investigation builds the knowledge base. Once, an entire pallet came back due to slight off-coloration, blamed on shipment delay and heat exposure. That led to a review and eventual overhaul of our packing unit—swapping in thermal shielding and moisture indicator cards. These simple steps now get documented and users see lower variance lot to lot. In one case, a pharma company traced a failed run to an impurity exclusive to dibromide made elsewhere, prompting us to add extra heavy-metal screens and document the absence of similar contaminants with each Certificate of Analysis. Over time, it’s this willingness to both respond and adapt that carves out our product’s trusted spot among alternatives.

    Constant Innovation and Thinking Ahead

    There’s no perfect batch every time. We invest in pilot reactors whenever fresh needs show up, from larger equipment to specialty glassware for reactive intermediates. Digital tracking of raw material lots and production notes means even a tiny trend—odd moisture jump, stubborn filtration, sudden caking—jumps out. Operators trained in both traditional and automated control can pull up historic records, spot improvement opportunities, and share advice with teammates across shifts. It looks simple to outsiders, but this forms the root of quality that customers can trust batch after batch.

    Ongoing dialogue with both academic researchers and industrial engineers helps us adapt quicker than those stuck in set routines. We trade data openly when a customer encounters a peculiar reactivity, asking for more detail so we can recheck our internal methods—and sometimes troubleshoot over video calls, discussing options no matter whose process is the source. This hands-on, problem-solving mentality doesn’t show up in glossy brochures, but it keeps us ahead of both quality issues and shifting regulatory needs.

    Supply chain fragility in today’s world forces us to build stocks, diversify suppliers for precursors, and run constant tests for contamination or mislabeling upstream. Having a solid batch release workflow avoids the pitfall of sending improper material into the market, which not only tarnishes our reputation but sticks users with unexpected costs and lost hours. Logistics teams coordinate closely to make sure transport, storage, and customs compliance match not only the letter but the lessons learned from previous challenges.

    How This Product Fits into the Larger World of Manufacturing

    1,4-Di(Methylimidazolium)-Butane Dibromide stands out through details others skip. Our long years blending manual craftsmanship with process automation foster understanding on what makes a batch successful. Not every alternative matches quality in terms of physical form, long-term shelf life, or downstream reactivity—differences that reveal themselves most in real-world synthesis or process scale-up.

    Where competitors focus more on pricing or bulk specs, we focus on customer outcome—fewer contaminants in every lot, supportive documentation, and a team who treats questions as learning opportunities. Users working on next-generation battery technologies, functional materials, or pharmaceutical intermediates report smoother scale transitions and fewer hurdles, since our salts behave as close as possible to theoretical expectations. Those successes aren’t one-time wins; they keep experienced customers coming back and invite new partners to test our batches against the status quo.

    Future focus rests on both regulatory compliance and deeper collaboration. As environmental standards tighten, especially for brominated products, we document every effluent stream and keep rigorous separation between production lines for potential cross-contamination risk. Researchers collaborating with us benefit not only from supplied product but from our real-world feedback—what seems to work on the bench, what fails in large reactors, what packing and handling methods best guard against loss. This loop, built on decades of hands-on chemistry, continues to set both our product and our team apart.