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1-Bromo-2-Methoxyethane

    • Product Name 1-Bromo-2-Methoxyethane
    • Alias 2-Bromoethyl methyl ether
    • Einecs 221-018-9
    • 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
    VTB
    Specifications

    HS Code

    665509

    Cas Number 6482-24-2
    Molecular Formula C3H7BrO
    Molecular Weight 139.99 g/mol
    Iupac Name 1-bromo-2-methoxyethane
    Appearance Colorless liquid
    Boiling Point 104-106°C
    Density 1.387 g/cm3 (at 25°C)
    Melting Point -86°C
    Refractive Index 1.444
    Flash Point 17°C (closed cup)
    Solubility In Water Slightly soluble
    Smiles COCCBr

    As an accredited 1-Bromo-2-Methoxyethane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 250 mL amber glass bottle with a tightly sealed cap, labeled with hazard symbols and product details: 1-Bromo-2-Methoxyethane.
    Shipping 1-Bromo-2-Methoxyethane should be shipped in tightly sealed containers, protected from moisture, heat, and incompatible substances. It must be labeled with appropriate hazard warnings, and packaging should comply with local, national, and international regulations for hazardous chemicals. Transport only by authorized carriers, ensuring all documentation and safety measures are in place.
    Storage 1-Bromo-2-Methoxyethane should be stored in a tightly closed container in a cool, dry, well-ventilated area away from sources of ignition, heat, and direct sunlight. Keep it away from strong oxidizers, acids, and bases. Store under an inert atmosphere if possible to prevent degradation. Proper labeling and secondary containment are recommended to avoid accidental leaks or spills.
    Application of 1-Bromo-2-Methoxyethane

    Applications of 1-Bromo-2-Methoxyethane in Industrial Manufacturing

    As an established manufacturer committed to high-purity specialty chemicals, we offer 1-Bromo-2-Methoxyethane (BME) for critical applications across several industries. Our product integrates into validated downstream scenarios with stringent compliance, serving as a functional intermediate and synthesis agent for advanced manufacturing sectors. The sections below detail specific industrial uses, regulatory referencing, precise formulation ranges, manufacturing integration points, and actual finished product types observed in the market.

    1. Active Pharmaceutical Ingredient (API) Synthesis

    Pharmaceutical manufacturers utilize BME as an alkylating agent during the production of select APIs, particularly those containing ether and bromide functionalities. Its controlled reactivity facilitates introduction of a methoxyethyl group under defined conditions in the early or intermediate stages of small-molecule drug synthesis, supporting molecular complexity while complying with global quality systems.

    Industry compliance standards

    • ICH Q7: Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • USP-NF (current version): Relevant substance monographs
    • EU GMP Part II: Basic Requirements for APIs
    • 21 CFR Part 211: US cGMP for finished pharmaceuticals

    Typical usage ratio

    • 0.9–2.5 molar equivalents relative to nucleophile substrate; degree of excess depends on route optimization for target molecule and minimization of byproduct formation

    Downstream process integration

    • Used during O-alkylation or N-alkylation steps in multi-stage batch synthesis; introduced after protection/deprotection or key condensation sequences, with process conditions adjusted to maintain impurity control for regulatory submission

    Final product types

    • Antiviral intermediates (e.g., for certain nucleoside analogs)
    • CNS active agents (select psychoactive intermediates)
    • Branched ether-containing pharmaceutical building blocks

    2. Agrochemical Intermediate Production

    BME is incorporated as a synthetic intermediate for various crop protection active ingredients within the agrochemical sector. Manufacturers select the compound for its ability to introduce a bromomethoxy group, which assists in building herbicide, fungicide, and insecticide precursors with targeted action profiles and environmental persistence tailored to regulatory needs.

    Industry compliance standards

    • FAO/WHO: Specifications and Codes of Practice for Pesticides
    • REACH Annex XVII: Restrictions on the manufacture and use of certain chemicals
    • ISO 9001:2015–certified pesticide synthesis and quality assurance
    • China GB 2763: National Food Safety Standard for Maximum Residue Limits

    Typical usage ratio

    • 1.0–1.3 molar equivalents, adjusted according to stoichiometric requirements of the target active intermediate and in-process analytical controls

    Downstream process integration

    • Employed during intermediate coupling stages in multi-step synthesis, especially in the O-alkylation or N-alkylation of aromatic or heterocyclic scaffolds; introduced at controlled temperature and pH to optimize conversion rates for batch and continuous-flow reactors

    Final product types

    • Selective herbicide intermediates
    • Broad-spectrum fungicide precursors
    • Insecticide scaffold molecules for formulation partners

    3. Specialty Solvent and Electrolyte Additive Manufacturing

    Chemical processors apply BME as a fine chemical for tuning solvent polarity and introducing ionic conductivity in formulations used within electrolytes, particularly for lithium-ion and advanced battery applications. It modifies dielectric constant and aids in forming high-performance solvents for emerging energy storage projects requiring precise impurity profiles and batch repeatability.

    Industry compliance standards

    • UL 2580: Batteries for Use in Electric Vehicles
    • IEC 62660: Secondary Lithium-Ion Cells for Automotive Applications
    • ISO/TC 22/SC 37: Electrically propelled vehicles Electrochemical systems
    • RoHS 3 (EU Directive 2015/863): Restriction of hazardous substances

    Typical usage ratio

    • 0.2–5% by weight in base solvent blends, depending on electrolyte composition, target ionic conductivity, and operational requirements of the intended battery cell

    Downstream process integration

    • Added during final blending of electrolyte component assembly; manufacturers introduce after primary solvent mixing and prior to cell filling to ensure high uniformity and minimize concentration gradients during QC sampling

    Final product types

    • Lithium-ion electrolyte formulations
    • Specialty solvents for supercapacitor research
    • Electrolyte blends for high-voltage or fast-charge batteries

    4. Fine Chemical Intermediate for Flavor and Fragrance Synthesis

    Flavor and fragrance ingredient producers employ BME as an intermediate for synthesizing specialty ether or brominated components used in aroma and taste profiles. Its alkylating properties support construction of chemically stable, low-residual intermediates for subsequent esterification or cyclization steps compliant with international additive and purity standards.

    Industry compliance standards

    • IFRA Code of Practice (International Fragrance Association)
    • FEMA GRAS: Flavor and Extract Manufacturers Association Generally Recognized As Safe list
    • US 21 CFR § 172: Food Additives Permitted for Direct Addition to Food for Human Consumption
    • ISO 9235: Aromatic Natural Raw Materials Vocabulary

    Typical usage ratio

    • Range: 0.5–2.0 molar equivalents, optimized based on target yield, sensory profile, and chlorinated/brominated impurity management during downstream transformations

    Downstream process integration

    • Introduced during initial O-alkylation steps of flavor or fragrance base molecule synthesis; sometimes used in subsequent purity upgrading steps for low-odor, low-toxicity intermediate conversion

    Final product types

    • Ether-based fragrance intermediates
    • Brominated aroma component building blocks
    • Synthesized specialty esters for beverage and perfumery uses
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    Certification & Compliance
    More Introduction

    Introducing 1-Bromo-2-Methoxyethane: Reliable Precision from the Source

    Years of hands-on chemical manufacturing have made certain details stand out to us, and 1-Bromo-2-Methoxyethane is a strong example of what’s possible when expertise, proven process, and practical feedback shape a specialty solvent. We produce this compound with a focus on consistency batch after batch, drawing on years of problem-solving with process chemists and R&D professionals who rely on brominated ethyl ethers in their critical organic transformations. Direct from our reactor vessels, this product leaves our doors not as a commodity but as a carefully managed solution to real-world synthesis challenges.

    Our 1-Bromo-2-Methoxyethane: What Sets It Apart

    Figuring out optimal alkylation performance takes more than meeting a purity criterion. Over the years, we’ve learned that minute variations in residual water or trace by-products can throw off sensitive reactions, so our process maintains water below 0.05% and keeps halide or oxidizable impurities to levels undetectable by standard GC. Not every production method gives the same assurance. Distillation cut points and column configuration matter as much as feedstock control, especially since 1-Bromo-2-Methoxyethane sees routine use in nucleophilic substitutions and Williamson ether syntheses. This experience gives us a product that meets the subtler needs of development chemists, who judge reagents by reproducibility and performance rather than just a figure on a certificate.

    Specifically, our standard offering provides a colorless, mobile liquid with a faint ethereal odor. We manufacture under inert atmospheric conditions and cold-fill into fluorinated containers for shipment, which prevents decomposition or hydrolysis that cheaper packaging can trigger. We deliberately avoid stabilizers that might complicate downstream processes. A typical GC-FID trace shows a single symmetrical peak with near-baseline separation, which makes troubleshooting much easier for our customers running kinetic trials or scaling new synthesis routes.

    Manufacturing Insights: Learning from the Reactor

    Our process draws on years of incremental optimization. The chemistry itself is straightforward—alkylation of 2-methoxyethanol with phosphorus tribromide or hydrobromic acid derivatives forms the raw material. Yet the challenge hasn’t ever really been about just getting product. Side reactions can lead to dibromo by-products or hydrolytic cleavage, so in-process controls matter. We made early investments in azeotropic drying and closed-system transfer steps, which immediately paid off in higher yield and lower off-spec volumes.

    Even after separation and initial washings, residual ionic materials can threaten product stability. Our in-line neutralization train prevents basic or acidic traces, minimizing decomposition. It’s not a story of elaborate robotics or digital twin “magic”—just methodical monitoring at every step, which echoes the experience of any process chemist who’s spent a night shift tracking a runaway reaction.

    Why Consistent 1-Bromo-2-Methoxyethane Changes the Game

    Applications in the lab and plant are demanding: no two processes behave quite the same, and slight contamination almost always finds a way to throw a wrench in the works. Routine customers use our product for various alkylation steps, especially in the preparation of ethylene bridge ethers and as intermediates for pharmaceutical actives. The difference between smooth and stalled scale-up often comes down to trace chemistry. Handling complaints about stuck reactions taught us the value of relentless moisture control, so we’ve equipped every batch with sealed moisture barriers—no more panicked desiccant swaps before addition.

    Our early customers came from custom synthesis houses, so we collect feedback on not just performance but work-up and downstream separation headaches. NMR and HPLC profiles clean up with less column time when impurities stay out of the initial drum, translating into fewer man-hours spent troubleshooting oily residues in final products.

    Comparing with Other Ether Reagents

    Chemists occasionally substitute other bromoethers or haloethers for this product, especially 1-bromo-2-chloroethane or 1,2-dibromoethane, in hopes of tweaking reactivity. From direct experience, such swaps bring more headaches than help. The methoxy substituent gives a unique profile in both reactivity and physical handling. Volatility is lower than with simple bromoethanes, which means fewer losses during transfer and less risk of unexpected evaporation even on a hot day in the drum yard. Non-chlorinated composition makes work-up more straightforward. You’re not chasing persistent halogen residues down the drain or through back-extraction cycles.

    1-Bromo-2-Methoxyethane is less hazardous to handle than its dibromo cousin. Acute toxicity, based on in-house hazard evaluations, falls in line with moderate alkyl halides, so it requires careful engineering controls but offers smoother procedures than higher molecular weight alternatives. We’ve observed that viscosity and density live in a comfortable middle ground, which simplifies both pipetting and automated metering—especially vital in kilo-scale continuous flow plants. Combining the right handling properties with dependable reactivity saves time on revalidating methods when scaling from grams to tons.

    Applications: Beyond Just a Solvent or Alkylating Agent

    Our product first entered the market serving contract research groups who needed a clean ether building block for pharmaceutical intermediate syntheses. Over time, several downstream users applied it in the manufacture of specialty agrochemicals or as precursors for proprietary monomers in polymer research. Its chemical structure lends itself to the introduction of methoxyethyl groups onto aromatic and heterocyclic substrates—a transformation that’s difficult to achieve through other reagents without extra steps.

    We’ve also shipped larger volumes to resin and coating manufacturers, whose polymerization recipes call for tightly controlled reagent additions over long runs. Stability during extended storage counts, so batches pulled for six-month retesting retain their profile within specified limits. For those working on process safety evaluations, our technical archives are open; actual incident records and near-miss lessons help reinforce the best practices, reminding customers that real-world handling beats any theoretical risk assessment.

    Many contract labs rely on our 1-Bromo-2-Methoxyethane where high selectivity matters, such as in alkoxyethylation steps producing intermediates for CNS-active compounds. Selective monoalkylation, rather than over-alkylation or poly-substitution, becomes much more predictable with our material, letting users achieve better yields in multi-step synthesis sequences.

    Tackling Industry Challenges: Batch Reproducibility and Purity

    Discussions about specialty chemicals eventually circle back to reproducibility, and nobody feels the consequences more acutely than those tasked with qualifying new vendors or troubleshooting deviations in yield. One season, we encountered a run of inconsistent conversion from a global competitor’s product. Our technical service team traced it not to user error but to off-gassing—small air leaks in their drumming operation introduced enough oxygen to oxidize trace amounts, creating stubborn off-odors and inconsistent GC results. We invested in automated pressure-balanced drumming lines, sealing this weak point. Several customers switched to us after years of stop-and-go optimization and now routinely run overnight campaigns with no carryover or surprises.

    Purity matters, but so does the definition of purity. Some suppliers trumpet high GC area percent but skip reference standards for known side-products. We adopt a policy of running comparison standards for common contaminants—not just for regulatory compliance, but because after a few sticky filtrates or product recalls, we learned the hard way that documentation and actual product properties must stay aligned.

    Moisture remains another concern. Even traces from atmospheric exposure can trigger hydrobromic acid formation, which rapidly corrodes pipes and glassware—not to mention posing safety and environmental hazards. Every container we ship seals with a tested, tamper-evident closure, and all storage protocol documentation reflects years of warehouse feedback. By minimizing unplanned exposures, we not only protect users but also guarantee shelf life at room temperature up to two years from date of manufacture, as established by accelerated and real-time stability studies on retained samples.

    Solving Real Platform Issues: Safe Handling, Reduced Waste, and Operator Training

    Plant operators often voice frustrations about handling halogenated ethers. Fumes, skin exposure, and small process leaks create headaches for routine users and managers alike. We designed our logistics to address these headaches directly. PPE guidelines and spill cleanup instructions accompany every shipment, shaped by reported on-site incidents and industry regulatory feedback—not just generic MSDS boilerplate. For bulk users, we provide double-sealed drums with locking security rings, minimizing accidental opening and cross-contamination.

    Waste management also sands off rough edges in long-term operations. By keeping by-product formation minimal, our product produces less downstream aqueous waste, simplifying solvent recovery and water treatment steps. Several users reported lowering their chemical oxygen demand (COD) in effluent streams after switching to our batches. Documentation for regulatory filings becomes simpler, reducing time spent on compliance paperwork and freeing up staff for higher-level troubleshooting or preventive maintenance.

    Operator training makes the final difference. Anyone who has participated in early-morning plant walkthroughs knows that a well-placed sign or routine drill builds better habits than a training manual tucked away in a binder. Drawing on our own shift rotation experiences, we developed simplified visual guides and onboard feedback systems for loading and unloading this material, supporting both new and seasoned staff. This approach reduced reported handling incidents over the last three years.

    Supply Chain and Global Regulations: Meeting Expectations, Preventing Delays

    International shipping of brominated solvents once seemed like a paperwork minefield. Changes in chemical control laws over the last decade multiplied documentation demands, which threatened to delay shipments for months. We do the legwork to guarantee every drum ships accompanied by traceable production and origin records, reducing the risk of customs holdups. Experienced logistics managers oversee consignment packaging to meet ICAO and IMO shipment codes, and every label reflects regional hazardous good requirements with zero shortcuts.

    Feedback from overseas customers taught us that even tiny discrepancies in paperwork—such as incorrect hazard diamond orientation or unreadable batch numbers—can hold up entire containers. We implemented bar-coded labeling and automatic entry validation for all outgoing shipments. This system allows users to confirm receipt and match samples quickly, linking every container to a retained sample and batch record. It also reassures our domestic and export clients during audits, which have become more frequent as authorities ramp up checks on volatile chemicals.

    Research and Support: Learning from Each Project

    We don’t just ship product and shut our doors. Ongoing feedback comes from bench chemists and process leaders who run week-long campaigns, pilot-batch syntheses, or scale-up from multi-kilo to multi-ton operations. Issues like unexpected residue, filtration hang-ups, or product color often trace back to subtle differences in chemical feedstock or equipment cleaning routines. We’ve documented these discoveries and use them to update internal standards. It’s not about chasing perfection, but about closing the loop between real-world experience and process adjustments.

    Several clients outside standard markets—artisanal fragrance makers, for instance—seek our advice on introducing methoxyethyl groups to create unique olfactory notes. Our technical staff supports feasibility trials and optimizes solvent-to-substrate ratios to avoid waste and improve selectivity. This case-by-case support builds a partnership mentality, not just a supplier-buyer transaction.

    Quality Assurance: Every Drum, Every Batch

    Standard quality assurance routines don’t always capture what matters. User complaints in our early years taught us to double down on real-world performance verification. Every batch undergoes a multi-point analytical check—moisture by Karl Fischer, halide residue by potentiometric titration, and a multi-detector GC run for organics. Experienced technicians, most with over a decade in specialty chemical QC, evaluate records and flag deviations before approval. This hands-on approach brings the assurance that no hidden contaminants sneak through, reflecting an understanding of the day-to-day needs of working chemists.

    We preserve split retains of each batch under various storage conditions to emulate user storage, ensuring investigation is possible for any long-tail quality issues. Lessons from these retains sometimes prompt recipe tweaks, which we document and share with regular customers, fostering transparency and iterative improvement.

    Future Developments: Responding to Industry Needs

    Laboratory automation and flow synthesis platforms gain traction each year. We field more questions now about reagent compatibility, long-term microfluidic pumping accuracy, and degassing in distributed systems. Our R&D team collaborates with technology users to streamline solvent delivery and reduce pressure drop variability, offering specific advice on pump selection, line flushing, and stabilization of reagent headspace in automated environments. We see these conversations as critical because they directly reflect evolving industry standards and expectations.

    Environmental concerns shape future production adjustments. Recent advances in solvent recovery at the plant level let us minimize energy use and lower greenhouse gas emissions linked to batch cycling. Feedback from industrial users and regulators guides changes in process design, material traceability, and carbon reporting. These shifts keep our product relevant and accessible as regions tighten emissions and sustainability expectations, ensuring supply security for companies committed to greener manufacturing.

    Final Thoughts: Delivering More Than Just a Reagent

    Years growing in chemical manufacturing teach a simple lesson: quality doesn’t only come from certificates, and reliability only sticks with thoughtful, real-user feedback baked into every run. Our 1-Bromo-2-Methoxyethane stands as a product of those lessons—refined, tested, and improved by working closely with process engineers, bench chemists, and operations managers across industries. Not every challenge’s been solved, but every improvement comes rooted in practical feedback from those who use, not just order, specialty chemicals. That’s the difference that arrives in every drum, and the reassurance that comes from working directly with those who’ve put their own hands on the reactor valve more than once.