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N-Butyl-N-Methylpyrrolidinium Chloride

    • Product Name N-Butyl-N-Methylpyrrolidinium Chloride
    • Alias BMPyrr Cl
    • Einecs 620-677-1
    • 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

    109156

    Product Name N-Butyl-N-Methylpyrrolidinium Chloride
    Cas Number 479500-35-1
    Molecular Formula C9H20ClN
    Molecular Weight 177.72 g/mol
    Appearance White to off-white solid
    Purity Typically ≥98%
    Melting Point 78-80°C
    Solubility Soluble in water
    Density 1.05 g/cm³ (approximate at 25°C)
    Boiling Point Decomposes before boiling
    Synonyms 1-Butyl-1-methylpyrrolidinium chloride
    Smiles CCCN1CCCN(C)C1.Cl
    Storage Conditions Store in a cool, dry place, tightly closed

    As an accredited N-Butyl-N-Methylpyrrolidinium Chloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 250 g of N-Butyl-N-Methylpyrrolidinium Chloride is supplied in a sealed amber glass bottle with a secure screw cap.
    Shipping N-Butyl-N-Methylpyrrolidinium Chloride should be shipped in tightly sealed containers to prevent moisture absorption. Store and transport it in a cool, dry, well-ventilated area, away from incompatible materials. Ensure compliance with local and international chemical transport regulations; handle with appropriate labeling and documentation to maintain safety during transit.
    Storage N-Butyl-N-Methylpyrrolidinium Chloride should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area, away from incompatible materials such as strong oxidizers and moisture. Store the chemical at room temperature, avoiding direct sunlight and sources of ignition. Properly label the storage container and ensure access is restricted to trained personnel.
    Application of N-Butyl-N-Methylpyrrolidinium Chloride

    Applications of N-Butyl-N-Methylpyrrolidinium Chloride in Industrial Manufacturing

    N-Butyl-N-Methylpyrrolidinium Chloride serves as a specialized ionic liquid and phase transfer catalyst across several advanced chemical manufacturing sectors. As an experienced manufacturer, we support customers with consistent supply, traceable quality, and integrated technical support for their production lines. The following application scenarios reflect established industrial practices and address regulatory, formulation, process, and end-use aspects unique to each downstream sector.

    1. Chlor-Alkali Electrolytic Cell Electrolytes

    Manufacturers in the chlor-alkali industry use this material as a performance-enhancing additive within membrane cell electrolytes, boosting current efficiency and selectivity during sodium chloride electrolysis. Its chemical stability under high ionic strength and elevated temperatures makes it well-suited to sustained operations. Reliable cell operation depends on compliance with strict material standards governing ionic liquid use and ensuring no product carryover.

    Industry compliance standards

    • ISO 9001:2015 quality management for chemical processes
    • International Electrotechnical Commission (IEC) 62474: Material declaration for electrical equipment
    • EU REACH Regulation (EC) No 1907/2006 for import and use
    • Relevant local environmental and chemical management regulations for cell operations

    Typical usage ratio

    • Introduced at 0.02–0.15 mol/L electrolyte solution, with dosage determined by membrane manufacturer recommendations and target current density

    Downstream process integration

    • Blended directly into brine feed to membrane cells prior to electrolysis start-up or during maintenance cycles

    Final product types

    • Chlorine gas (Cl2) for industrial and municipal supply
    • Sodium hydroxide (NaOH) for downstream chemical processing
    • Hydrogen gas (H2) as a by-product, used or vented following purity analysis

    2. Industrial Surfactant Synthesis Intermediate

    Specialty surfactant manufacturers utilize N-Butyl-N-Methylpyrrolidinium Chloride as a quaternizing agent in the synthesis of cationic surfactants required for textile, detergent, and oilfield applications. Its defined alkyl structure enables the customization of surfactant charge density and hydrophobicity, affecting final surface activity. Process control must meet the specifications for residual amine content and by-product minimization.

    Industry compliance standards

    • OECD Guidelines for Testing of Chemicals (surfactant biodegradability)
    • 40 CFR Part 792 (US EPA Good Laboratory Practice Standards)
    • ISO 14001 Environmental Management Systems (production site management)
    • EU Detergents Regulation (EC) No 648/2004 regarding downstream applications in household products

    Typical usage ratio

    • Dosed at 0.5–2.5 eq per mole of precursor amine, adjusted for targeted alkyl quaternary ammonium yield

    Downstream process integration

    • Charged to reaction vessel as the quaternizing component during controlled addition after amine activation, prior to final neutralization and purification steps

    Final product types

    • Cationic surfactant bases for textile wetting agents and softeners
    • Antistatic agents for polymer fiber and film processing
    • Oilfield drilling fluid additives for reducing clay swelling

    3. Electrochemical Energy Storage Electrolytes

    In the field of advanced batteries and supercapacitors, this quaternary ammonium salt functions as a non-volatile, wide electrochemical window ionic liquid. Cell designers employ it as a core electrolyte or additive in pilot and production-scale assembly lines, enabling long cycle life and high thermal stability for energy storage systems, provided all critical purity and safety requirements are met.

    Industry compliance standards

    • IEC 62660-2:2021 for lithium-ion cells in electric vehicles
    • UN 38.3 transport standards for battery shipping
    • UL 1973 safety requirements for stationary energy storage systems
    • RoHS Directive (2011/65/EU) heavy metal and SVHC constraints

    Typical usage ratio

    • Blended at 5–25% by weight within total ionic liquid-based electrolyte formulation, tailored to cell design and electrode compatibility test outcomes

    Downstream process integration

    • Added to dry-room processed electrolyte batches before filling cell cases, with strict humidity and contaminant controls in line with battery manufacturer SOPs

    Final product types

    • Supercapacitor modules for industrial grid balancing and power tools
    • Non-aqueous lithium-ion pouch cells for stationary storage
    • Hybrid energy storage units for electric mobility infrastructure

    4. Catalytic Organic Phase Transfer Reactions

    Process chemists in fine chemical and pharmaceutical manufacturing deploy this reagent as a phase transfer catalyst (PTC), especially for nucleophilic substitution and alkylation steps. The material’s thermal resilience and ability to facilitate migration of ions between aqueous and organic layers drive high conversion yields in multi-phase organic syntheses. Trace residuals undergo strict monitoring in regulated markets.

    Industry compliance standards

    • Current Good Manufacturing Practice (cGMP) under 21 CFR Part 210/211 (US FDA) for API synthesis
    • ICH Q7 guidelines for active pharmaceutical ingredient process controls
    • EU GMP Volume 4 for medicinal product intermediates
    • ISO 22716 for cosmetic ingredient manufacturing if used outside pharma

    Typical usage ratio

    • Charged at 0.05–1.5 mol% relative to limiting reactant, with specific loading set via batch scale-up trials to balance conversion and downstream purification

    Downstream process integration

    • Charged to reactor at the organic solvent charging or initial aqueous/organic mixing phase, remains in reaction liquor until post-reaction workup

    Final product types

    • Active pharmaceutical ingredient intermediates for regulated drug synthesis
    • Agrochemical active compounds after catalytic alkylation
    • Specialty fine chemicals used in performance formulations

    5. Polymerization Additive for Conductive Polymers

    Producers of advanced functional polymers integrate this ionic liquid as a doping and morphology control additive in the synthesis of conductive polymers such as polyaniline or polythiophene variants. The chloride ion offers both conductivity improvement and enhanced film-forming behavior during in situ polymerization, with downstream analytical control focusing on residual salt removal and uniformity.

    Industry compliance standards

    • EN ISO 9001:2015 for quality management of polymer synthesis
    • ASTM D4329 for accelerated aging of plastics (end-use validation)
    • ISO 11357-1 for differential scanning calorimetry analysis in QA/QC
    • EU REACH substance registration for all raw materials in polymer production

    Typical usage ratio

    • Added at 0.1–5 phr (parts per hundred resin) to aqueous or organic batch, with dosage tested for conductivity and film uniformity

    Downstream process integration

    • Dosed during monomer pre-mixing stage before oxidative polymerization or electrochemical initiation, remains in reaction mass until polymer isolation and workup

    Final product types

    • Electrically conductive polymer films for antistatic coatings
    • Printed electronic inks for flexible circuit applications
    • Integrated functional layers in display technology substrates
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    Certification & Compliance
    More Introduction

    N-Butyl-N-Methylpyrrolidinium Chloride: Built for Today’s Chemical Solutions

    A Story of Confidence in Real Chemical Manufacturing

    Experience in chemical manufacturing teaches hard lessons. Reliable products come from controlled processes, deep knowledge, and a clear understanding of the needs that drive research and industry. N-Butyl-N-Methylpyrrolidinium Chloride isn’t a mere listing in a catalog. Every kilogram leaves our plant with consistent quality and trust built on years of working alongside customers pushing boundaries in electrochemistry, catalysis, and materials development.

    What We Make, How We Make a Difference

    Inside our reactors, N-Butyl-N-Methylpyrrolidinium Chloride (sometimes referred to as BMPyrr Cl) takes shape with a precise balance of raw material quality and experienced hands. Our typical offering targets the high-purity demands of battery research and advanced catalysis labs. White, free-flowing, crystalline powder or granules form the foundation for strong ionic liquids, with measured specifications for water content and fewer impurities than generic market samples. Each lot can stand repeated third-party scrutiny.

    Our process avoids contamination and inconsistent particle sizes that frequently turn up with hastily packed imports or repackaged stock held too long in distributor warehouses. We oversee the entire journey—from sourcing pyrrolidine and alkylating agents to the final drying and packaging. Moisture content remains under control, because slight deviations can turn an ionic liquid’s real-world performance upside down. Careful monitoring prevents the formation of by-products that might hinder conductivity or poison a catalyst.

    Often, we get questions about the “grade” or “model.” We manufacture for research, pilot, and medium-volume industrial uses, so our shipments support both bench-scale experiments and extended pilot runs. Whether shipped in glass, stainless steel lined drums, or vacuum-sealed bags for small research teams, the product stays uniform—matching the test batch every time.

    A Closer Look: What Sets Our Product Apart

    Customers who’ve worked with off-the-shelf alkylpyrrolidinium salts know inconsistencies all too well. Not all N-Butyl-N-Methylpyrrolidinium Chloride is the same. Some sources batch together mixed isomers or cut corners in purification steps. The trouble starts when those micro-impurities change the way the ion-pair behaves, leading to poorly reproducible data in electrochemical cells or off-coloration in sensitive catalyst systems.

    We don’t rely on spec sheets filled with generic phrases or empty quality promises. Analytical data from every lot arrives with the shipment—NMR, HPLC, and water-by-Karl Fischer backing up numbers, not guesswork.

    Our customers need to know exactly what’s in their bottle, not just an average from last year. We invest in real-time data tracking. From material source to final sealing, continuity matters, because that’s how rigorous labs control variables. Our batches rarely fall outside a half-percent specification on purity; chloride content stays tightly matched to the molecule’s needs, not just regulatory thresholds.

    The butyl and methyl substituents in our molecule aren’t afterthoughts—they control fluidity, melting point, and the ionic environment in electrochemical cells. Our process maintains the 1:1 butyl to methyl substitution on the pyrrolidine ring, never drifting from the intended molecular structure. Labs making non-aqueous electrolytes or pushing into next-gen supercapacitor research rely on this attention to detail.

    Real-World Usage Patterns: Lessons Learned from Fieldwork

    Customers using N-Butyl-N-Methylpyrrolidinium Chloride come from many experimental traditions, but battery and capacitor development stand out. Ionic liquids based on pyrrolidinium cations offer high electrochemical windows and stability under thermal stress, and our product’s purity supports those ambitious design targets.

    Years of collaborative problem-solving between our lab and performance battery developers led us to realize, for instance, that impurities as subtle as 0.01% in competing samples shift cell lifetimes by hundreds of cycles. One university project confirmed impurities as a source of drifting coulombic efficiency; our tightly purified salt restored reliability.

    Electroplating and advanced catalyst work show similar sensitivities. Our chloride’s purity and consistency enable reproducible surface modification, whether for fine electronics or avant-garde nanoparticles. In high-throughput screening, where hundreds of small samples run in parallel, even a trace outlier causes lost months and reruns—something we fight against with rigorous lot testing and clear communication with every end-user.

    We have seen chemists try alkylpyrrolidinium chlorides from multiple sources, only to find that side reactions with imprecise isomer mixtures or poorly controlled halide levels produce wildly fluctuating results. Returning to our manufacturing sample, they’re able to show tight error bars and strong statistical significance—a relief after a program runs into dead ends with inconsistent materials.

    How N-Butyl-N-Methylpyrrolidinium Chloride Stands Up to Other Ionic Compounds

    Customers sometimes say, “Does this really matter compared to just buying a bag of imidazolium or ammonium salt?” After years of problem-solving, the answer keeps repeating: if the application needs true stability and predictable ion transport, these details matter.

    Imidazolium salts, while common, often break down at voltages where pyrrolidinium salts still hold up. Our N-Butyl-N-Methylpyrrolidinium Chloride supports higher oxidative stability, a must-have in pushing supercapacitor or redox flow battery envelopes. It stays liquid over a broader temperature range, offers fewer parasitic reactions, and doesn’t poison catalysts vulnerable to ring carbene formation in imidazolium systems.

    Compared to common ammonium equivalents, our pyrrolidinium structure delivers more robust cation-anion pairing. The chloride counterion is highly compatible and, at the levels of control we achieve, doesn’t introduce magnetically active contaminants or cause unwanted corrosion.

    Some customers compare our product to more complex functionalized pyrrolidinium salts. Extra substituents can raise viscosity or trigger phase separation. For many energy storage and electroplating jobs, the straightforward formula of our N-Butyl-N-Methylpyrrolidinium Chloride offers a sweet spot between complexity and function. It dissolves well in typical polar solvents, blends smoothly with organic or inorganic additives, and delivers predictable thermodynamic properties for modeling or simulation work.

    In catalysis, certain transition metal complexes lose activity quickly in the presence of halide contaminants or reactive solvents—a challenge solved by our consistently pure chloride salt. Benchmarking trials in homogeneous catalysis have pushed our material through repeated cycles without the drops in activity that generic alternatives show.

    Performance Under Scrutiny: Meeting Laboratory and Scale-Up Demands

    Making claims is easy; survival in the market comes from delivering every time. We put effort into working closely with university researchers, startup founders, and large-scale manufacturers testing new electrolytes, membranes, and coatings. Products break in unnoticed ways when pushed: moisture sneaking in through poor packaging, non-target isomer ratios introducing reactivity no one expects, trace metals killing a polymerization run.

    We design our production and packaging to tackle these threats. At our facility, inert gas blanketing kicks in as soon as sample drying finishes. Each shipment leaves packed tight, with desiccants and multiple barriers against water and oxygen. Lot samples remain archived, so any future discrepancy gets traced and addressed with real data.

    Research teams tell us that switching to our tightly specified N-Butyl-N-Methylpyrrolidinium Chloride means cell performance stops wandering. The blinking anomalies in high-frequency impedance testing vanish; the color clarity in photochemical experiments improves. Those improvements don’t show up in bland spec sheets—they translate into cleaner graphs, fewer sleepless nights trying to debug troubled materials, and faster project turnaround.

    Transparency Isn’t a Luxury – It’s Standard Practice

    The chemical landscape is full of unknowns. Manufacturing N-Butyl-N-Methylpyrrolidinium Chloride goes beyond lot numbers and paperwork. We provide a traceable history for every container: batch analytics, real photos, timestamped purity records. Labs conducting peer-reviewed research need materials they can defend; industrial users need to show compliance and prove process repeatability.

    Our approach reflects years spent solving problems, not just filling orders. Whenever a new customer runs a trial batch, we request detailed feedback and analyze returned data. If a solvent batch interacts strangely, we trace the origins, comb the process, adjust drying curves, and tune inertization steps.

    Customers drive improvement. When a battery developer asks for confirmation of sub-ppm-level alkali metals or specific cation/anion purity ratios, our answer draws on full lab testing and a record reaching back to the start of the process, not just fingers crossed in the hope that a “typical purity” covers all needs. We’ve introduced lot-specific impurity charts, because reviewers now demand them for publication.

    Sustainable Chemistry and Long-Term Supply: Today’s Challenges

    Chemical manufacturing faces hard questions about energy use, waste, and supply risks. In producing N-Butyl-N-Methylpyrrolidinium Chloride, our main focus sits at the intersection of regulatory compliance and genuine efficiency. CAUTION: Raw material price volatility and shipping regulations shift quickly in today’s climate. Years back, shutdowns crippled sourcing for key amines—proactive relationships and local raw material stocks kept us delivering to researchers caught without a Plan B elsewhere.

    Working in chemical manufacturing, we see why renewably sourced feedstocks and close-loop solvent recovery make ecological and economic sense. Solvent recycling features in our plant, and improved yields from process chemistry—tested with real, measured data—cut down on both costs and hazardous byproducts. Wastewater from each batch passes multiple checks before leaving the facility, and waste minimization goals push us to keep improving.

    We see more questions today about lifecycle analyses. For every significant lot, we document what goes in, what comes out, and where it goes, so customers can back up sustainability claims in grant applications or regulatory filings. That level of record keeping started as a headache, but the flexibility it gives end-users now pays off in winning demanding contracts.

    Solving Problems, Not Selling Buzzwords

    Real chemical manufacturing rarely moves in straight lines. The journey with N-Butyl-N-Methylpyrrolidinium Chloride tracks cycles of tuning, feedback, and adapting production, not just shipping off another ton of generic salt.

    More than once, we’ve overcome hurdles where other suppliers backed away from small batches, tough specifications, or challenging logistics. We’ve tracked international regulation shifts, handled documentation through customs, and shipped special lots by air during shutdowns, all to keep the research moving. The difference: our teams know the molecules and the end uses inside out.

    Our goal is to strip out the layers between maker and user: no distributor blurring the product origins; no ambiguous relabeling. Chemists with a sample from our facility hold an unambiguous connection to the people and process behind their results.

    What Future Users Should Know

    Energy research is changing fast. Battery chemistries double in complexity every few years. New catalysts disrupt established routes. In these fields, N-Butyl-N-Methylpyrrolidinium Chloride plays a background role, supporting the innovation by providing a platform for testable, reliable, high-stability chemistry.

    It makes sense to partner with manufacturers who don’t shy away from hard questions. If a batch ever drifts from spec or a new requirement emerges, we welcome the challenge—feedback closes the loop and prompts new methods. Open data, rigorous testing, and honest communication with labs lead to better materials and progress.

    Researchers and engineers thinking about integrating N-Butyl-N-Methylpyrrolidinium Chloride into projects benefit by talking to makers who know the technical, supply chain, and regulatory realities firsthand. It’s not about buying a chemical; it's joining a network built on years solving material science puzzles together.

    A Commitment Embedded in Every Shipment

    What sets our N-Butyl-N-Methylpyrrolidinium Chloride apart has come from day-to-day experience, not catalog promises. Controlled chemistry, thorough support, and a feedback-driven process translate into reliable, real-world results. This chemical means more than a line item—it represents a history of partnership, problem-solving, and progress fostered by hands-on manufacturing.

    From scale-up in novel batteries to bench work on tomorrow’s catalysts, those seeking performance and predictability know that behind our chloride salt stands a team as committed as the chemists pushing for the next discovery.