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HS Code |
402594 |
| Product Name | 1-Hexyl-2,3-Dimethylimidazolium Bromide |
| Cas Number | 658740-60-6 |
| Molecular Formula | C11H21BrN2 |
| Molecular Weight | 261.21 g/mol |
| Appearance | White to off-white solid |
| Melting Point | Approximately 55-70°C |
| Solubility In Water | Soluble |
| Boiling Point | Decomposes before boiling |
| Density | 1.17 g/cm³ (at 25°C, approx.) |
| Purity | Typically >98% |
| Ionic Liquid | Yes |
| Smiles | CCCCCCn1c(C)nc(C)n1.[Br-] |
| Storage Temperature | Store at 2-8°C |
| Synonyms | HMIM Br; 1-Hexyl-2,3-dimethylimidazolium bromide |
As an accredited 1-Hexyl-2,3-Dimethylimidazolium Bromide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | White HDPE bottle with a secure screw cap, labeled "1-Hexyl-2,3-Dimethylimidazolium Bromide, 100g, for research use only." |
| Shipping | 1-Hexyl-2,3-Dimethylimidazolium Bromide is shipped in tightly sealed containers, protected from moisture, heat, and direct sunlight. The packaging ensures chemical stability and prevents leakage. Standard shipping complies with chemical safety regulations, including labeling with hazard information. Handling requires appropriate personal protective equipment (PPE) to ensure safety during transit and delivery. |
| Storage | 1-Hexyl-2,3-dimethylimidazolium bromide should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from moisture and incompatible materials such as strong oxidizers. Avoid exposure to direct sunlight and sources of ignition. Store under inert atmosphere if possible to prevent degradation. Properly label the container and keep it away from heat sources and corrosive substances. |
Applications of 1-Hexyl-2,3-Dimethylimidazolium Bromide in Industrial ManufacturingAs an established manufacturer, we support advanced production needs by supplying 1-Hexyl-2,3-Dimethylimidazolium Bromide for precise industrial use. Our quality standards and process alignment meet stringent customer demands across highly focused application scenarios. Below, detailed use cases illustrate integration into critical sectors with practical technical specifications. 1. Electrolytes for Dye-Sensitized Solar Cell (DSSC) AssemblyPhotovoltaics manufacturers rely on this ionic liquid as a functional electrolyte component in dye-sensitized solar cell production lines. Its unique cation structure supports high ionic conductivity and chemical stability, expanding DSSC efficiency and operational lifespans. Integration occurs during the cell assembly phase, where controlled introduction ensures consistent photovoltaic performance within regulatory and quality assurance frameworks. Industry compliance standards
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2. Phase-Transfer Catalyst in Pharmaceutical Intermediates SynthesisLeading API manufacturers utilize this compound as a phase-transfer catalyst for quaternization and alkylation steps. Its imidazolium matrix accelerates reaction rates between organic and aqueous phases, minimizing side reactions and reducing batch processing times, especially in the production pathways for heterocyclic drugs, under strict cGMP and ICH standards. Industry compliance standards
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3. Solvent and Reaction Medium for Cellulose Processing in Specialty FilmsManufacturers of cellulose-based films and fibers employ the ionic liquid as a direct dissolution and spinning medium. Its capacity to break intermolecular hydrogen bonding in cellulose supports homogeneous solutions, driving the production of high-transparency packaging and biodegradable films under regulated food-contact and packaging standards. Industry compliance standards
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4. Electrochemical Sensor Fabrication for Environmental AnalysisSensor manufacturers select this bromide-based ionic liquid for modifying electrode surfaces or preparing thin-film membranes in amperometric and potentiometric sensing devices. Its non-volatility and wide electrochemical window provide durable response characteristics for continuous monitoring of environmental contaminants, supporting regulatory reporting and QA systems in analytical laboratories. Industry compliance standards
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5. Extraction Aids in Rare Earth Element SeparationHydrometallurgical plants engaged in rare earth element (REE) separation employ this ionic liquid as an extractant or phase modifier. The unique ionic environment enhances selectivity for light versus heavy REEs in liquid-liquid extraction stages, supporting closed-loop and low-emission separation under environmental and occupational compliance programs. Industry compliance standards
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At our facility, decades of hands-on production in specialty chemicals have shaped our approach to engineering molecules that offer more value in every reaction. 1-Hexyl-2,3-Dimethylimidazolium Bromide (often referred to as [C6dmim]Br) reflects this effort, standing out from standard ionic liquids thanks to its unique cation design. The combination of a hexyl group and two methyls on the imidazolium ring opens doors in fields ranging from catalysis to electrochemical devices. Our focus on process control, raw material sourcing, and end-use insights allows us to deliver each batch with uniform composition and high reliability. We do not rely on outsourced blends or spot purchases; every kilo is produced and quality-checked in our own reactors, guided by staff who understand both chemistry and industrial application.
Traditional imidazolium-based ionic liquids hold a reputation for strong solvating abilities, customizable viscosities, and thermal stability. The 1-hexyl-2,3-dimethyl modification gives this compound an additional edge. In our hands, this structural tweak allows for lower melting points and enhanced miscibility with a wide spectrum of polar and non-polar substances. The extra methyl groups can suppress unwanted side reactions and improve tolerance to water, which can matter greatly in air- or moisture-exposed industrial setups. As manufacturers, we pay special attention to removing residual halides and metal contaminants, steps that cut down on noise in electrochemical applications and reduce unwanted side-product formation for catalysis clients.
We produce 1-Hexyl-2,3-Dimethylimidazolium Bromide to a specification tailored from real plant experience, not just what looks clean on a lab report. Purity targets routinely run over 99 percent, checked by NMR, HPLC, and conductivity data from freshly isolated product. We invest in solid-liquid separation and in-line drying steps. These controls matter because trace moisture, especially in ionic liquids, can throw off performance in batteries or in complex organic syntheses. Whether we are sending out 100 grams or mulitple drums per week, every batch gets logged, tested, and documented to maintain this reliability. Clients often run our product head-to-head against lower-cost alternatives and report cleaner catalysis, lower cell resistance, and more stable material over time.
Demand for 1-Hexyl-2,3-Dimethylimidazolium Bromide comes mostly from clients in electrochemical engineering, organic synthesis, extraction science, and advanced materials research. In our discussions with battery developers, the conversation often centers on conductivity and cation tuning. The longer alkyl chain and dual methyls lend a careful balance of low viscosity and solid ionic transport, making this product a go-to in next-generation lithium battery prototypes. For synthetic chemists, the enhanced hydrophobicity due to the hexyl tail prevents unwanted emulsification in multi-phase systems, while the unique cation structure acts as more than just a bystander—its gentle steric hindrance can slow or accelerate reactions involving soft metals or nonpolar transition states.
Researchers working on homogeneous catalysis point to the stable environment created by this ionic liquid. In our own lab trials, even delicate palladium complexes exhibit extended lifetimes in its presence, especially in air or slight moisture. Extraction technology clients tell us the specific polarity range of [C6dmim]Br enables recovery of hard-to-separate organics, a benefit during industrial recycling of precious materials from electronic waste. Because we have constant technical feedback, we can adjust quality control and even the raw input specifications, making tweaks that actually benefit the end user rather than just satisfy generic purity numbers.
Unlike traders who rely on variable external sources, we track every drum from raw alkyl halide to the final packaged bottle. Bromide anion content can sometimes carry traces of unreacted brominating agent; missing this can cause purity drift or unwanted color formation over time. By holding every stage in-house, we screen for these issues early and catch lot-to-lot drift due to supply chain shifts. This discipline translates directly to cleaner NMR profiles, lower background in spectroelectrochemical work, and more predictable results for end users. These aren’t just quality buzzwords; we frequently collaborate with clients to troubleshoot reaction failures or instrument drift, not only supplying fresh product but also suggesting simple tweaks that arise from our synthesis and purification data logs.
Ionic liquids can pick up odor or discolor if exposed to the wrong plasticizers or if sealed in improper packaging. From experience, polyolefin liners work better than basic HDPE in preventing subtle contamination. Our containers are consistently tested for leachables and we’ve phased out container types flagged by users for compatibility issues. In climates with high humidity, batch splitting on site for smaller vessels helps minimize moisture ingress, since this class of ionic liquids can hold enough water to shift melting points. If a partner needs particularly low-water product—a common issue for organometallic catalysis or sensitive electrode coatings—we produce dedicated runs with additional water stripping and test each unit by Karl Fischer titration. These adjustments may slow down logistics occasionally, but detailed attention at this stage prevents callbacks and failed syntheses downstream.
The extensive range of imidazolium-based ionic liquids can create confusion, especially when a project lists “similar” alternatives such as 1-butyl-3-methylimidazolium bromide or 1-hexyl-3-methylimidazolium chloride. Structural tweaks look minor on paper, but in the plant or lab reality, minor differences can make or break a whole campaign. [C6dmim]Br delivers reduced viscosity over longer-chain imidazolium derivatives, especially below room temperature. Compared to butyl-based cations, the hexyl group pushes solubility ranges into less polar environments, helping when solvents with low dielectric constants dominate, or when phase separation needs fine-tuning. In battery electrolytes, the dual methyl substitution delivers cation stability that translates into better resistance to side reactions under high voltage. Many of our clients start with cheaper chloride analogs, but switch to our bromide after hitting wall after wall with instability or persistent color changes in their product.
As far as environmental handling goes, our bromide form offers improved recyclability and lower volatility than homologues with shorter alkyl chains or less hindered imidazolium rings. The bromide ion’s compatibility with transition metal catalysts can be decisive in processes geared towards halide-exchange reactions or where halide coordination impacts yields. Users familiar with the headaches of other ionic liquids—gumming in pumps, fouling, mysterious discoloration—tend to encounter fewer surprises with our process-honed [C6dmim]Br.
For universities and industry research parks, the jump from gram-scale solution chemistry to pilot production brings up issues ranging from batch-to-batch repeatability to long-term storage. We participate in dozens of technical feedback loops each year, offering practical troubleshooting advice based on what our own plant teams experience with viscosity handling, corrosion potential, and phase behavior. Unlike resellers who forward generic paperwork, we bring the daily reality of process risks, QA controls, and incident learnings to our collaborations. Researchers often invite us into their development labs to witness process trials; fielding tough questions and refining our approach, we gain the kind of technical understanding only possible from the manufacturer’s bench.
Our close relationship with electrochemical research groups, for example, has prompted us to tweak ionic liquid production trains on short notice, supplying custom water content, halide composition, or even optimizing for unusual parameters such as UV transparency or compatibility with exotic solvent blends. Because we maintain a healthy R&D function in-house, and actively use data from production-side incidents, a technical Q&A with us often means getting suggestions grounded in lived experience—sometimes right down to the quirks of running a particular cell design or purification method.
On a practical level, handling and environmental disposition of ionic liquids like [C6dmim]Br create challenges at the intersection of worker safety, compliance, and facility engineering. Over years of handling solvents and ionic liquids, we’ve learned that regulatory guidelines often lag behind the real-life nuances of production and waste disposal. We set our internal exposure controls, air filtration, and waste protocols higher than minimum legal obligations, because trace contamination or spills involving viscous, sticky materials like [C6dmim]Br can persist long beyond initial cleanup. Autoclaving residues or collecting waste in inappropriate containers has burned both us and our partners; this led us to design waste streams and cleaning steps specifically for ionic liquids, rather than relying on generalized solvents handling.
We share best practice learnings with customers, from employee PPE to storage conditions tailored for the actual climate and handling needs onsite. Open collaboration on safety has paid off over time, with reduced workplace incidents and better insurance rates. Since we own responsibility for origin and disposal, our team monitors regulatory changes, and supports traceable supply chains for critical precursors and reagents to keep products compliant—and your projects running without regulatory delays.
Deciding to source direct from a manufacturer often boils down to more than a line on a spreadsheet. Our commitments are measured by conversations with partners solving tough problems in real time—not just by ticking off specs. The quality we deliver takes root in the discipline and pride of our team who understand every step from raw material to finished product. Reproducibility, support during challenging research pivots, and transparency in dealing with setbacks make a difference, especially as industries push for new applications in ionic liquids. Whether in kilolab scale or full production, the difference between working with a hands-on partner and relying on distant intermediaries can surface at any stage—from start-up yields to end-of-campaign equipment investigations.
Looking ahead, we see continued growth in the deployment of specialty imidazolium salts like [C6dmim]Br throughout chemistry and materials science. Battery makers, pharmaceutical developers, and polymer researchers require increasingly sophisticated solvating and conducting media, and shift toward production partners with the flexibility and technical grasp to address quality issues as they arise. Our feedback-driven process improvements and documented supply chain accountability give buyers the confidence to scale without the worry of batch drift, unexpected impurities, or single-source bottlenecks. Whether you are developing a new separation process, optimizing a high-performance electrolyte, or troubleshooting tough catalysis failures, our team engages every request as a new opportunity to demonstrate the value that hands-on manufacturing brings to advanced chemistry.
We invite ongoing dialogue with researchers, process engineers, and product developers whose standards push us to refine what we do. Each use of 1-Hexyl-2,3-Dimethylimidazolium Bromide puts our commitment to quality under the microscope, in an environment where experience, direct control, and open communication will always determine long-term value. The best solutions arise not from generic specifications, but from trusted relationships and a shared drive to solve real industrial and scientific challenges.