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Methyltrioctylammonium Chloride

    • Product Name Methyltrioctylammonium Chloride
    • Alias Aliquat 336
    • Einecs 208-516-9
    • 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

    609647

    Chemical Name Methyltrioctylammonium Chloride
    Alternative Names Aliquat 336, Trioctylmethylammonium chloride
    Chemical Formula C25H54ClN
    Molar Mass 404.15 g/mol
    Appearance Colorless to pale yellow viscous liquid
    Odor Mild amine-like
    Solubility In Water Slightly soluble
    Density 0.89–0.93 g/cm³ (at 20°C)
    Melting Point < -25°C
    Boiling Point Decomposes before boiling
    Cas Number 5137-55-3
    Ec Number 225-892-6
    Hazard Classification Irritant
    Flash Point > 110°C
    Storage Conditions Store at room temperature, keep container tightly closed

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

    Packing & Storage
    Packing 1 kg of Methyltrioctylammonium Chloride packaged in a sealed, high-density polyethylene bottle with a secure screw cap and hazard labeling.
    Shipping Methyltrioctylammonium Chloride is shipped in tightly sealed, chemical-resistant containers, typically HDPE drums. It should be packed securely to prevent leaks and exposure to moisture. The shipment must comply with relevant hazardous material transport regulations, ensuring proper labeling and documentation for safe handling during transit. Store and transport at room temperature, away from incompatible substances.
    Storage Methyltrioctylammonium chloride should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from direct sunlight and moisture. Keep it separate from strong oxidizing agents, acids, and incompatible substances. Ensure proper labeling and avoid exposure to heat or open flames. Use secondary containment to prevent spills and store at room temperature for maximum stability.
    Application of Methyltrioctylammonium Chloride

    Applications of Methyltrioctylammonium Chloride in Industrial Manufacturing

    Methyltrioctylammonium Chloride serves as a high-purity phase transfer catalyst and extractant in complex industrial processes. Our material directly supports critical production lines requiring precise performance, stringent compliance, and well-defined downstream integration.

    1. PVC Manufacturing as a Phase Transfer Catalyst

    In the production of polyvinyl chloride (PVC), Methyltrioctylammonium Chloride plays a strategic role as a phase transfer catalyst, enabling efficient vinyl chloride monomer polymerization. By facilitating the transfer of reactant ions between aqueous and organic phases, the catalyst significantly improves reaction speed and final polymer molecular weight uniformity. Production engineers select this raw material to meet batch consistency and strict environmental emission targets set within modern PVC plants.

    Industry compliance standards

    • ISO 9001:2015 Quality Management
    • REACH Regulation (EC 1907/2006)
    • US EPA TSCA chemical substance control
    • DIN EN ISO 14001 Environmental Management

    Typical usage ratio

    • 0.02%–0.06% by total monomer weight; varies per reactor size and agitation intensity.
    • Optimized dosage determined via pilot trials to prevent side reactions.

    Downstream process integration

    • Dosed at the aqueous-organic phase interface in polymerization reactors prior to monomer charging.
    • Continuous or batch-wise addition monitored via in-line sensors.

    Final product types

    • High-grade rigid and flexible PVC resins
    • PVC granules for extrusion and molding
    • Specialty PVC for electrical insulation and medical tubing

    2. Uranium Extraction in Hydrometallurgy

    This quaternary ammonium compound acts as a selective extractant and phase transfer agent for uranium processing from leach solutions during solvent extraction. In hydrometallurgical plants, engineers rely on this material for its high selectivity, low toxicity, and ease of stripping. The compound supports efficient separation and concentration of uranium, integrating fully into nuclear-grade quality control schemes and heavy metals management protocols.

    Industry compliance standards

    • ASTM D7880 Standard Guide for Extraction of Uranium
    • International Atomic Energy Agency (IAEA) guidelines
    • ISO 10222 Uranium Hydrometallurgy Analytical Methods
    • National environmental emission standards (varies by country)

    Typical usage ratio

    • 0.3%–1.2% by volume of organic solvent phase; adjusted according to uranium feed concentration.
    • Ratio set via bench-scale extraction tests for maximum separation factor.

    Downstream process integration

    • Blended into organic extraction solution before solvent contact with aqueous feed.
    • Functions in mixer-settler units and column extraction systems.

    Final product types

    • Refined uranium oxide (U3O8)
    • Uranium intermediates for fuel fabrication
    • Nuclear fuel-grade uranium compounds

    3. Chlor-Alkali Processes for Ion-Exchange Membrane Cells

    Methyltrioctylammonium Chloride improves efficiency in chlor-alkali plants using ion-exchange membrane technology. By promoting anion exchange and reducing energy losses during aqueous sodium chloride electrolysis, plant operators achieve stable cell voltages and consistent product purity. Raw material integration must satisfy tight electrochemical specification and support cost-effective brine recycling practices.

    Industry compliance standards

    • ASTM E478 Standard Practice for Chemical Control of Industrial Chlor-Alkali Electrolyzers
    • IEC 62850 Electrical Safety for Chlor-Alkali Processing
    • REACH Annex XVII chemical restrictions
    • GMP for Food-Grade NaOH and HCl (when used in food industry branches)

    Typical usage ratio

    • 0.01%–0.10% of total electrolyte solution, depending on brine quality and membrane type.
    • Continuous adjustment via process analytical technology (PAT) feedback.

    Downstream process integration

    • Added directly to electrolyte tank during cell setup and brine make-up phases.
    • Monitored throughout production by conductivity and anion selectivity sensors.

    Final product types

    • High-purity caustic soda (NaOH)
    • Sodium hypochlorite solutions
    • Commercial-grade chlorine gas

    4. Catalytic Synthesis of Quaternary Ammonium Salts

    In specialty chemical manufacturing, Methyltrioctylammonium Chloride acts as a catalytic phase transfer mediator in alkylation and quaternization processes. R&D and production engineers exploit its unique long-chain structure to enhance yields in specific reactions, particularly for surfactant and ionic liquid synthesis. All formulations require adherence to international product-specific documentation and batch traceability protocols.

    Industry compliance standards

    • ISO 9001:2015 batch and process documentation
    • Purity to specification in accordance with internal QC procedures
    • Chemical Hazard Labelling: GHS, OSHA HCS (if US plant)
    • REACH substance evaluation and pre-registration

    Typical usage ratio

    • 0.05%–0.30% w/w relative to total reaction mass, titrated for optimum conversion in pilot runs.
    • Fine-tuning based on real-time HPLC or GC-MS analytics.

    Downstream process integration

    • Charged to reaction vessel after initial reactant addition at controlled temperature setpoints.
    • Sampled in-situ for catalytic activity and residue determination.

    Final product types

    • Custom quaternary ammonium surfactants
    • Ionic liquids for battery electrolyte and analytical use
    • Intermediate alkyl ammonium compounds

    5. Extraction and Purification of Rare Earth Elements

    The material supports the selective extraction of light and heavy rare earth elements in solvent extraction circuits of rare earth refineries. Its tailored selectivity profile and high extraction coefficient assist process engineers in achieving required separation factors, especially when paired with nitrate and chloride leachate streams. Integration ensures compatibility with standard facility engineering controls and solvent inventory systems.

    Industry compliance standards

    • ISO 9001:2015 Chemical Processing
    • China GB/T 2607-2016 Rare Earth Elements Industrial Criteria
    • ICMM Environmental Protocols for Rare Earth Handling
    • REACH registration or exemption, as applicable for EU sales

    Typical usage ratio

    • 0.2%–0.6% proportion of total organic extractant phase; tailored per feed element concentration and loading efficiency studies.
    • Process operators set ratio through laboratory-scale extraction isotherms.

    Downstream process integration

    • Mixed with kerosene or aliphatic solvent phase in multi-stage mixer-settler systems.
    • Introduced at feed point with pH and temperature under continuous control.

    Final product types

    • High-purity separated rare earth oxides (cerium, neodymium, etc.)
    • Inorganic mixed rare earth chlorides
    • Metallic rare earth intermediates for magnet, polishing, or catalyst production

    6. Catalysis in Pharmaceutical Intermediate Synthesis

    Pharmaceutical manufacturers employ this compound for selective catalysis in the multi-step organic synthesis of active pharmaceutical ingredients (APIs) and their intermediates, especially in heterocycle alkylation and nucleophilic substitution steps. Full traceability, analytical verification, and cGMP adherence remain mandatory, along with shelf-life and impurity profiling for every batch.

    Industry compliance standards

    • European Pharmacopoeia (where applicable)
    • ICH Q7 Good Manufacturing Practice Guide for Active Pharmaceutical Ingredients
    • US FDA 21 CFR 211 cGMPs for Finished Pharmaceuticals
    • ISO 17025 Analytical Laboratory Testing

    Typical usage ratio

    • 0.01%–0.08% w/w per reaction vessel charge, finely adjusted depending on reactant type and targeted API intermediate yield.
    • Process chemists refine dosage based on pilot batch process parameters and impurity control.

    Downstream process integration

    • Added at specific synthesis stage after bulk reactant charge, controlled via batch recipe software and validated SOP.
    • Residue monitored at each in-process QC checkpoint.

    Final product types

    • Synthetic API intermediates
    • Pharmaceutical-grade raw materials
    • Building blocks for oncology and antiviral drug synthesis
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    Certification & Compliance
    More Introduction

    Methyltrioctylammonium Chloride: Bringing Depth and Reliability to Industrial Chemistry

    Behind the Formula: Why Our Work Adds Value

    Producing Methyltrioctylammonium Chloride is more than just about meeting sales quotas. In our world, every batch means a clear reflection of process know-how, commitment to consistency, and direct feedback from utility industries that depend on it. In practice, the reliability of a phase transfer catalyst drives many chemical conversions, and this ammonium salt holds a strong place in the line-up. At our site, quality is not treated as an after-thought—it is monitored at every step. Our technical staff cut their teeth running high-purity grades, handling multi-ton throughput, and troubleshooting all manner of scale-up headaches, so the product does its job the first time, every time.

    Chemists who order Methyltrioctylammonium Chloride usually do so for stubborn problems. They are not looking for yet another commodity, but for an engineered tool that can float between organic and aqueous phases. This cationic surfactant creates the opportunity for two otherwise incompatible reagents to exchange material cleanly. Take the synthesis of quaternary phosphonium compounds or extraction processes in hydrometallurgy—whether in gold recovery, rare-earth separation, or waste treatment. They all benefit from how well this compound can lift ions from water, then drop them into an organic solvent. In other words, it's not replaceable by just any ammonium salt; the unique combination of three octyl groups and a methyl tail creates a balance of hydrophobicity and mobility that most other quats do not match.

    Inside Our Process: From Raw Material to End-Use

    Our plant team has followed strict procedures for years to ensure batch repeatability, and as the scale has grown, process optimization became a top priority. We source octylamines with regular audits and track methylation agents through every step leading up to final quaternization and chloride introduction. Before shipment, material is checked for purity using potentiometric titration, gas chromatography, and TLC data, so we know what leaves our facility matches what’s listed on the certificate. The care in blending and drying shows up in the product’s color, odor, and low residue on ignition. Customers will notice fewer impurities clinging to glassware and faster phase separations during trial work, which translates straight into efficiency in full-scale production.

    In solvent extraction or ion-pairing roles, inferior grades invite recurring issues: emulsion formation, unpredictable rates, or batch-to-batch drift. Some surfactants try to stand in, but they deliver neither the selective transfer power nor the chemical stability under strong acid or base stress. Our technical service desk often hears from engineers after they try cheaper options, only to face cloudy liquids, fouled filters, and excessive back-extraction, all causing downtime. Getting it right with Methyltrioctylammonium Chloride means tighter process control and less time troubleshooting.

    Why Molecular Detail Matters

    The difference between a lab curiosity and a scalable specialty chemical often hides in subtle structural tweaks. In the case of Methyltrioctylammonium Chloride, three octyl chains attached to nitrogen, capped with a methyl group, balance bulk and charge distribution. The chloride counterion presents reliably in analyses, yielding a salt that is solid or viscous depending on ambient temperatures and grade. These chain lengths aren't an accident—they trap hydrophobic organic residues and shuttle them across the water barrier far more efficiently than tetrabutyl or shorter-chained alternatives. Customer reactions support this; after switching, most report fewer process disruptions and improved throughput.

    In nanoparticle synthesis or the production of highly sensitive intermediates, purity down to trace heavy metals sometimes separates success from a failed run. Inferior products, occasionally blended with less costly alkylammonium salts or containing unknown by-products, fog results and create difficult-to-trace errors. Our lines stay dedicated, separated from other quats and alkylamines, to avoid cross-contamination and meet these challenging needs. For those building catalytic resins or running continuous-flow reactors, these quality nuances often make or break profitability and reproducibility.

    Comparing Alternatives: Why Switch Isn’t Always Simple

    Some operations, especially those new to phase transfer work, look for shortcuts and substitutes. Tetraalkylammonium salts of various kinds exist, but rarely perform with the same flexibility. For instance, tetrabutylammonium chloride, a common competitor, usually features a smaller molecular footprint. This leaves it less able to partition into the organic phase and less effective when moving larger anions or hydrophobic species. Methyltrioctylammonium Chloride, on the other hand, offers a strong mix of lipophilicity and enough bulk for thorough solubilization, which is why it draws favor in the nuclear industry, pharmaceuticals, and separation science.

    Using less selective alkylammonium chlorides can introduce haze, slower reactions, and more variable yields. Our records show customers in rare-earth separation and environmental clean-up consistently return to our grade after trying others. Quality audits in these industries can be relentless, and the minor expense of starting with the right material often shrinks against the cost of resolving downstream variances and failed regulatory checks. The ability to pass rigorous purity and low bioburden is a direct result of integrated process workflow and dedicated staff.

    Tough Jobs, Reliable Solutions: User Stories from the Field

    Decades in this sector mean our work touches projects from gold mine leaching to specialty polymer manufacture. In one case, a customer ran multiple acid extractions for a precious metals project and faced endless emulsion blotches from a competitor’s product. After switching to our Methyltrioctylammonium Chloride, they observed clear interfaces and accelerated transfers, reducing cleanup and boosting overall gold yield. This direct improvement followed our lab’s earlier tests that had predicted as much, showing how our close communication with users leads to processes that work, not just products on a shelf.

    Pharmaceutical intermediates bring their own headaches—trace chloride levels, color bodies, and non-volatile residues have all derailed multistep syntheses elsewhere. A European client required cleaner reaction endpoints for a cationic drug precursor. Trial batches with our refined material helped them overcome a bottleneck, shaving days off total cycle time and reducing solvent use. These aren’t theoretical benefits—they come up again and again in our post-industrial audits and are reflected in order patterns.

    Juggling Regulations and User Demands

    Today’s chemical landscape brings more complexity. Where Methyltrioctylammonium Chloride used to be judged mainly on its technical performance, regulatory and environmental demands now set limits around trace organics, chloride residue, and even packaging. Our plant underwent several upgrades to track impurities at lower and lower ppm levels, especially after multiple countries tightened import standards for alkyl ammonium products. Integrating better analytical protocols and switching to more robust in-line monitoring let us detect minor deviations before they make it into finished product, cutting risk and raising customer confidence.

    Hazard communication matters, too. Producers can’t hide behind vague material data or vague handling warnings. Each delivery from our plant arrives with detailed usage notes—drawn from actual process experience, not repackaged web material. We walk users through issues like proper storage, recommended PPE, and disposal best practices. By fostering a two-way feedback loop, problems that crop up on a new customer’s pilot rig might help us tweak batch specs in production, benefiting others down the line. This steady, open approach builds fabric between manufacturer and user that feels concrete, not theoretical.

    Environmental Responsibility and Our Choices

    Making specialty quaternary ammonium salts invites scrutiny from regulatory bodies and environmental boards. Plant operations now commit to minimizing both waste generation and effluent discharge, not just to avoid fines, but also because our staff live in the same communities as our factories. Years ago, chlorinated solvent wastes landed in barrels headed for incineration. After investing in semi-batch recycle schemes and membrane filtration, that waste stream declined, and solvent recovery now approaches near-closed-cycle status. By investing in better process control and rerouting side streams, we see a two-fold benefit: cost containment and neighbor approval.

    Such environmental accountability is not quick or easy. It often requires recalibrating dosage recommendations for downstream users, adapting product format—liquid versus solid—to minimize handling risks, or working with local authorities to anticipate new emission caps. These measures may not show up on product labels, but they define how we want Methyltrioctylammonium Chloride perceived—not just as a reliable tool, but also as a material that comes with responsible stewardship.

    Education and The Drive for Better Practices

    Chemical manufacturing walks a thin line between traditional know-how and ever-evolving scientific scrutiny. End users sometimes fall into old routines, misapplying or underutilizing a versatile agent like Methyltrioctylammonium Chloride just because “it always worked before.” Our technical support gets involved directly on shop floors as much as in boardrooms, running new solvent extraction protocols, identifying process bottlenecks, and sharing tips from a broader base of users. Real progress means less mystique about specialty chemicals, more hands-on demonstrations, and honest feedback about what does and does not work. Through this, everyone—whether new to this chemistry or seasoned vet—builds knowledge and trust.

    Workshops and webinars have helped bridge gaps in understanding, but often there’s no substitute for direct plant visits and customer trials. We support after-action review so that formulations adapt to real results in actual equipment, not just beakers in a quiet test lab. This means more success when shifting from pilot to full-scale, and fewer surprises in process economics.

    Specifying for Precision: Why Model and Purity Matter

    Over the years, Methyltrioctylammonium Chloride has grown from a specialty laboratory reagent to a core player in diverse industries. For some, our standard grades (purity exceeding 97%) hit the sweet spot between cost and cleanliness. Others, like API makers or semiconductor clients, request ultra-high purity lots, with additional filtration, extended vacuum drying, and trace ion screening. In each case, the specifics of the model—CTAB equivalents, chloride content, moisture percentage—directly shape the process feasibility and reproducibility of downstream work. There’s no call for “off-the-shelf-for-all” blends here; the stakes in yield, cost, and timeline are too severe.

    Engineers typically ask tough questions about phase transfer ability, container compatibility, and recommended safe storage times. We respond by sharing not only our technical sheets, but—more importantly—the practical history of these grades under real thermal and process stress. Time has shown that a transparent answer, rooted in actual runs, does more for user satisfaction and long-term collaboration than simply posting spec limits or citations.

    Looking Ahead: Adapting Amid New Challenges

    All industries that depend on specialty chemicals now face growing unpredictability—from regulatory crackdowns to raw material price swings. Our plant has weathered tight amine supply, abrupt shipping delays, and spikes in downstream demand for nucleophilic catalysts. Survival means reinvesting in process flexibility and listening actively to partners who flag shifts in their operational or sourcing needs.

    Every new round of upgrades—whether in chiller tech, pressure-vacuum systems, or analytics—reflects the combined input of plant operators, field reps, and returning buyers. Methyltrioctylammonium Chloride continues to stand out because its manufacturing builds on this collective effort, aiming for not just functional chemistry but a supply chain that does not buckle under stress. A missed delivery or quality shortfall means lost batch hours, but also burns the trust we spend years earning. Our approach puts consistent results, responsible production, and honest dialogue front and center, directly connecting the molecule to real-world outcomes.

    Closing Reflection: Building Chemistry, Earning Trust

    Manufacturing Methyltrioctylammonium Chloride brings together hard science, skilled labor, and genuine commitment to every partner’s needs. From gold recovery to complex chemical syntheses, users have grown to rely on its specific balance of hydrophobic and ionic character to solve problems off-limits to standard surfactants or generic quats. Underlying this is an ongoing dialogue—we do not ship on autopilot or leave customer success to chance. Instead, every delivery reflects direct input from both production staff and those who use the product in demanding settings. For those searching for more than another generic chemical, this approach means fewer troubles, stronger results, and a dependable partnership built on shared experience.