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N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate

    • Product Name N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate
    • Alias Mesna
    • Einecs 642-528-6
    • 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

    932301

    Chemical Name N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate
    Molecular Formula C10H16N2O3S · CH4O3S
    Molecular Weight 320.39 g/mol
    Appearance White to off-white powder
    Solubility Soluble in water
    Storage Conditions Store at 2-8°C, protected from light and moisture
    Purity Typically ≥98% (depending on supplier)
    Melting Point Approx. 189-193°C (decomposes)
    Synonyms Phenylephrine methanesulfonate
    Usage Pharmaceutical intermediate/active agent
    Stability Stable under recommended storage conditions
    Ph Value Solution 4.0 - 6.0 (1% aqueous solution)
    Route Of Administration Typically intravenous or topical (depends on formulation)
    Hazard Statements Non-hazardous under normal handling conditions

    As an accredited N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle containing 25 grams of N-3-[1-Hydroxy-2-(methylamino)ethyl]phenylmethanesulfonamide methanesulfonate, tightly sealed, labeled for laboratory use.
    Shipping N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate should be shipped in tightly sealed containers, protected from moisture and light, and stored at room temperature. Ensure compliance with relevant chemical safety regulations. Packages must include proper labeling, handling instructions, and documentation. Handle with standard protective equipment to avoid spillage, inhalation, or contact during transport.
    Storage Store N-3-[1-Hydroxy-2-(Methylamino)ethyl]phenylmethanesulfonamide methanesulfonate in a tightly sealed container, protected from light, moisture, and incompatible substances. Keep in a cool, dry, well-ventilated area at 2–8°C (refrigerated if possible). Avoid exposure to strong acids, bases, or oxidizers. Ensure the storage area is labeled for hazardous chemicals and access is restricted to trained personnel.
    Application of N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate

    Applications of N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate in Industrial Manufacturing

    As a direct manufacturer, we supply N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate for defined industrial applications requiring strict quality assurance and advanced process control. Below are core downstream segments in which this compound plays an essential functional or intermediate role. Each outlined application area addresses unique compliance, incorporation approaches, and end-use output.

    1. Active Pharmaceutical Ingredient (API) Synthesis for Adrenergic Agents

    Major pharmaceutical groups utilize this compound as an essential intermediate in selective beta-adrenergic medication synthesis, including key steps in the controlled production of specific anti-hypertensive and anti-arrhythmic pharmaceuticals. Customers focus on purity control and rigorous traceability throughout multi-stage API manufacturing. Strict batch qualification and process validation remain mandatory to meet all regulatory specifications for drug substances.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • European Pharmacopoeia (Ph. Eur.) monograph relevant to adrenergic intermediates
    • 21 CFR Parts 210 and 211 (US FDA cGMP guidance)
    • National Medical Products Administration (NMPA) Drug Registration Regulation (China)

    Typical usage ratio

    • Employ in 1.2–1.8 molar equivalents as the primary amine source for phenylethanolamine synthesis; adjust based on route of synthesis and downstream yield calculations

    Downstream process integration

    • Introduce in the amidation or sulfonamidation stage following phenol functionalization, allowing precise control of chiral centers and minimal byproduct generation

    Final product types

    • Oral beta-blocker APIs (e.g., metoprolol, atenolol analogues)
    • Parenteral adrenergic agents
    • Highly purified pharmaceutical intermediates
    • Controlled-release cardiovascular drug tablets

    2. Analytical Reference Material Development

    Specialist laboratories and standards manufacturers formulate certified reference materials and calibration standards using this material. These are applied in pharma quality control and forensic analytics. The controlled chemical structure and defined salt form facilitate robust calibration curve generation for trace-level quantification in finished dosage forms and biological matrices. Quality-focused labs require material with batch-specific analytical data, purity assurances, and trace impurity descriptions.

    Industry compliance standards

    • ISO 17034:2016 for Reference Material Producers
    • USP General Chapter <11> Reference Standards
    • EP 2.7.1 (Analytical Reference Substances)
    • ISO/IEC 17025:2017 (Testing and Calibration Laboratories)

    Typical usage ratio

    • Solution standards range from 1 mg/L (analytical validation) up to 100 mg/L (calibration); final level based on instrument LOD and matrix complexity

    Downstream process integration

    • Dissolve in high-purity water or HPLC-grade solvents during reference substance formulation; process may include filtration, bottling, and precise gravimetric dispensing under ISO-class environments

    Final product types

    • Certified HPLC/LC-MS calibration standards
    • Proficiency testing kits
    • Method verification spike solutions
    • Pharmaceutical/clinical diagnostic reference stocks

    3. Fine Chemical Intermediate for Specialty Synthesis

    Advanced synthesis companies and research groups integrate this compound as an advanced intermediate for the creation of substituted sulfonamides and chiral amine derivatives. The reliable salt form assists in controlling reaction selectivity and crystallization parameters. Downstream chemists emphasize defined particle size distribution, stability under moisture-controlled storage, and complete documentation for traceability in multi-step organic transformations.

    Industry compliance standards

    • ISO 9001:2015 for Quality Management Systems in Chemical Production
    • REACH Annex VII (Registration of Chemical Substances)
    • GHS chemical labeling and SDS documentation
    • Applicable regional regulations for specialty chemical use

    Typical usage ratio

    • Typical dosages range from 10%–15% w/w of limiting substrate, adjusted according to synthetic target structure and desired conversion efficiency

    Downstream process integration

    • Add directly after initial substrate activation phase in semi-batch or continuous reactors; allow gradual addition for tighter exotherm control during scale-up

    Final product types

    • Substituted sulfonamide derivatives
    • Chiral building blocks for further pharma synthesis
    • Specialty intermediates for agrochemical R&D
    • High-value research compounds

    4. Contrast Media Intermediate for Radiology and Imaging

    Medical imaging contrast manufacturers use this substance as a key building block in specific contrast agent formulations for diagnostic applications. Its sulfonamide structure supports targeted chemical modification, contributing to water solubility, renal clearance, and enhanced imaging contrast. Only GMP-grade material with full impurity profiling and validated supply chain traceability can enter imaging formulation lines. Final producers conduct repeated incoming quality control for each lot utilized in formulation.

    Industry compliance standards

    • EU Directive 2001/83/EC (Medicinal Products)
    • US FDA 21 CFR 314 (Contrast Media Drug Applications)
    • ISO 13485:2016 for Medical Device Quality Management
    • GMP for Active Ingredient Manufacturing

    Typical usage ratio

    • Use at 8–12% molar basis in pre-final contrast agent synthesis; optimize according to desired physicochemical imaging parameters and clinical application

    Downstream process integration

    • Enter during sulfonation or late-stage functionalization in multi-step preparation of water-soluble imaging agents before final purification and formulation steps

    Final product types

    • Radiology contrast media (injectable solutions)
    • Precursor solutions for iodine-based contrast agents
    • Formulations for computed tomography (CT) and MRI contrast enhancement
    • Diagnostic kits for hospital imaging centers
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    Certification & Compliance
    More Introduction

    N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate: A Closer Look from the Manufacturing Floor

    Introduction to Our Chemical Commitment

    In the world of chemical manufacturing, the moment a molecule like N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate enters production, the team faces a host of decisions that extend far beyond the bench. We listen to the concerns of formulation chemists, quality managers, and regulatory teams who rely on consistency and reliability. Rather than treating these as abstract demands, we see them every day, embedded in the reality of precise measurement, stable storage conditions, and robust analytical tracking.

    This particular compound draws interest for its balancing act between molecular complexity and process reliability. With the increasing demand from pharmaceutical research on beta-adrenergic and related agents, we pay close attention to molecular purity, particle size, appearance, and dissolution rate. Every batch speaks, and we read those signs through analytical reports, inline monitoring, and steady hands on the production line.

    Why We Made This Product — From Plant Floor to Lab Bench

    We did not choose to produce N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate randomly. The compound fills a key role for both scale-up and laboratory formulation teams. Some customers use it as a research precursor; others target finished dose manufacturing or reference standards. Our conversations with end users have taught us that certainty in identity and reproducibility matters most. Here, that means clear batch records and full visibility from receipt of raw sulfonamides to shipping finished lots.

    Our production lines don’t allow major shortcuts. From the glass-lined reactors—with their strict cleaning validation—to the microbalance rooms, quality assurance audits every step. Some manufacturers face recurring headaches with sulfonate-based intermediates, from moisture sensitivity during storage to side-product formation if reaction temperatures jump beyond a certain point. We designed our process flows around those risks. For every 100-kilogram campaign, our team records not only the process variables but also the subtle observations that escape automation—color changes at critical steps, exotherm profiles, and granule morphology.

    From Reactors to Drying Ovens: The Nuts and Bolts of Production

    Producing this sulfonamide methanesulfonate means tackling three main stages: synthesis, isolation, and conditioning. During synthesis, we introduce the methylamino-ethyl group while policing pH, reaction time, and temperature drift. The reactor operator checks sample withdrawal points, not out of habit, but because one slip leads to higher impurity counts downstream. By isolating the desired product, the crystal formation window closes rapidly; missing it results in gritty texture and poor filtration rates.

    We favor batch crystallization over continuous precipitation, which has given us tighter control over particle size and shape. Our drying protocols hinge on both time and pressure: pull too much vacuum and the product cakes up, over-dry and the methanesulfonate moiety starts decomposing. Quality doesn’t emerge from broad parameters; it comes from a line-by-line review of the daily logbooks. Operators physically inspect the product—color, texture, flow—before final packaging. This practice started when an old batch had subtle pink flecks, a sign of residual reactant oxidation. We still check every lot by eye before sending samples to HPLC.

    Product Integrity: What Sets Our Batches Apart

    People often ask why different sources of N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate behave unpredictably in their labs or production lines. The answers shine through the details. We consistently maintain water content within a narrow fraction, measured by Karl Fischer titration. Microbial control matters too, as contamination from open handling can ruin a pharmaceutical batch. Small changes in crystal polymorph change not only how the compound dissolves in water or methanol, but also how it incorporates in further downstream reactions or formulations.

    Our factory stands on years of familiarity with aromatic sulfonamides. With every production run, small improvements accumulate, whether it’s better agitation control, swap of filter cloths, or tweaks to storage drum liners. We have seen that purity above 99.5% (by HPLC) matters, but so does minimizing residual solvents—something we monitor by headspace GC. We log these numbers per batch, tying every last drum to a signed certificate that reflects real oversight from our chemists, not just a faceless analysis.

    Comparison with other producers reveals telltale distinctions. Some focus exclusively on lowest cost, using less controlled intermediates or open-top reactors. These shortcuts can lead to residual metallic impurities or higher organic byproducts. Others miss the significance of tight temperature control at condensation and neutralization steps, which produces batch-to-batch inconsistency in solubility or assay values. We fix these gaps by maintaining our own in-house analytical team, always ready to troubleshoot and adapt protocols based on real feedback.

    Model, Specifications, and Handling Experience

    N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate, as we supply it, appears as a white to off-white crystalline powder. Over the years, the range of requirements from customers has driven us toward two main specification tracks: one geared toward research labs, calling for tightly defined impurity profiles and trace metal content, and another primed for industrial scale-up with focus on consistent bulk density and long-term stability.

    We take pride in producing to both ASTM and pharmacopoeial limits, taking no shortcuts on analytical documentation. Appearance serves as a first check, but solubility, trace ion content, and melting point hold equal value in our batch release studies. By working hands-on with the compound in kilo-lots, we learned that exposure to atmospheric moisture causes clumping, so we use lined fiber drums and nitrogen blanketing for transport. Every large-scale order ships with recommended storage conditions—cool, dry, out of direct sunlight—printed on weatherproof drum labels, based on what has worked best at our own storage facilities.

    Why Usage Matters—Direct Manufacturing Experience

    Customers using the methanesulfonate often pursue active pharmaceutical ingredient research or create reference standards for quality control labs. Some deploy it in catalyst screens or phenylsulfonamide chemistry routes. Through conversations with our clients, we noticed the compound’s value comes from reactivity at both the hydroxy and methylamino positions. One false step in stoichiometry or pH adjustment during downstream synthesis ruins the entire sequence. Stability, both during long-term storage and immediate handling, draws the line between a successful experiment and a chemical near-miss.

    In our daily practice, we make sure to print precise handling instructions and transport information with every consignment, drawing on times when improper storage in summer humidity led to caked powders and failed HPLC runs. None of those stories stands alone; every batch and every shipment sharpens our approach, so the next drum lands in better shape than the last.

    Differentiation—Beyond Commodity Supply

    Take ten samples of N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate from as many suppliers and the differences jump out: color tints, distinct odor, easy flow versus clumping, or how fast they will dissolve in buffer. Many outside the industry see these as small details, but to those who work with the compound, the differences mean batch success or wasted effort. We rely on decades of aromatic amine chemistry to fine-tune these outcome, appreciating that a few tenths of a percent in residual water or byproduct content can scuttle downstream steps.

    When we speak with clients, we hear their frustrations about delays or inconsistent results from other sources. Some products require secondary purification, adding cost and delay, or even trigger regulatory scrutiny due to source impurities or failing analytical certificates. We meet these issues not by offering a theoretical “guarantee”. Instead, our staff follows the story from incoming raw material to finished, labeled consignment. With every drum, our operations manager tracks which synthesis line, staff group, and environmental controls shaped the batch. If a deviation occurs—say, an off-odor or batch running outside of usual loss-on-drying profile—our QC lab investigates rather than dismissing concerns.

    We also focus on traceability, essential in pharmaceutical and specialty chemical markets. Every batch lot is tied to a cradle-to-grave record, so users can trace any performance anomalies back to production details. Our hands-on troubleshooting, from isolating the cause of off-spec color to fixing excessive moisture, drives rapid batch corrections.

    Lessons From the Field—Practical Advice That Shapes Our Protocols

    Much of what we know comes from feedback loops between our plant, analytical lab, and customer service staff. Some projects run summer to winter; some batches sit in transit longer than others. We’ve learned to flag issues from freight delays, condensation, and even static buildup, which can affect powder flow in both processing and analytical weighing.

    Once, a shipment lost to ocean transit delays developed unexpected clumping, traced back to condensation from poorly secured container doors. That led us to introduce tighter secondary packaging and shock sensors on drum pallets. Each hiccup lays the foundation for our next improvement, rather than chalking up loss as normal business.

    Every tip noted on a process sheet—such as recommended agitation speed, filtration sock type, or glove material for handling reactive sulfonamides—arises from years of real production. Customers often circle back to us, asking about subtle usage challenges: “Can I re-dissolve a caked sample by sonicating, or has the chemistry changed?” These are not abstract worries. Our technical support shares up-to-date findings from the plant floor, including best practices on suspension, re-drying, and safe addition to multicomponent formulations.

    The Real-World Value of Process Precision

    Every kilogram of methanesulfonate-based sulfonamide we ship holds more than just molecular mass. Our teams work in three shifts, blending years of experience in organic chemistry with practical handling and project management. When customers order this compound, they lean on our history tackling and fixing real issues: from controlling exotherms in the reactor, to managing drum sweats in humid storage, to reducing batch memory in critical reactor surfaces.

    We’ve built our reputation on not just purity, but on consistency run after run. End users appreciate that, because they can focus on innovation or process improvement rather than dealing with inconsistent starting material. Our approach rewards systemic diligence—calibrated instrumentation, regular training, routine spot checks, and unflinching attention to near-misses. Whether needed for small research runs or final API process campaigns, our track record for this compound reflects the sum of more than technique—it grows from the way every staff member treats quality as non-negotiable.

    Why Modeling and Analytical Backing Shape Our Output

    Over the past decade, much of our batch-to-batch success with N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate stems from leaning on structured modeling and verification. It's not simply a matter of running HPLC or melting point. We map moisture exchange curves, assess polymorph risk by PXRD, and rely on differential scanning calorimetry to flag unexpected solid-phase transitions.

    Several years back, a particularly stubborn campaign saw variable melting points; after several cycles of troubleshooting, our analytical chemists found subtle co-crystal formation with excess methanesulfonic acid condensate. This forced two changes: dialing back acid excess early in synthesis, and tweaking crystallization temperature profiles. These lessons sit in our SOPs now, as living documents kept current alongside fresh real-world observations.

    Locally, environmental testing and baseline monitoring let us anticipate seasonal shifts that can influence crystal habit and batch stability. Having our own in-house analytical capability allows for faster corrections—no waiting five days for outside labs to confirm a hunch. The plant, QC lab, and packaging rooms work together, closing the loop between theoretical models and viscera observations—grain feel in the palm, sharpness of crystal edge, or even smell.

    Long-Term Vision: Supporting Research and Manufacturing Needs

    We don’t produce this compound to chase fleeting market swings. Instead, we see it as a platform partner for next-stage research, scale-up campaigns, and high-stakes applications that demand more than mere technical compliance. Our teams have worked alongside drug discovery researchers, process engineers, and QC labs, soaking up every lesson about how each batch meets or misses critical benchmarks.

    The compound splits its user base between discovery work—where microgram scale purity matters most—and full-scale development, where kilogram-lot reproducibility becomes vital. Our internal reviews regularly circle back and ask: did a change to raw material supply impact reactivity? Did a shipment delivered via alternate route hold up against moisture ingress? We track not just laboratory metrics, but shipments, drum performance, and communication with every end user.

    That culture of improvement means we readily replace lots that fall short, investigate the root of any issue, and adjust manufacturing or logistic protocols to prevent repeats. We do not view batch loss as statistical noise; each exception shapes a safer, more reliable outcome, for everyone in the chain.

    Conclusion: Sustainable Practice, Everyday Oversight

    Our journey with N-3-[1-Hydroxy-2-(Methylamino)Ethyl]Phenylmethanesulfonamide Methanesulfonate reflects the daily rhythm of real manufacturing, powered by skill, scrutiny, and respect for nuance. We honor the chemists, analysts, and logistics teams who keep the details aligned to the needs of cutting-edge research and process scale-up. The compound’s complexity never outweighs the simple reality: with each batch sent out, we learn, we adapt, and we reinforce a tradition of attentive, evidence-based practice.

    Where other producers see a commodity, we see the sum of every measured increment, from every learned lesson, standing behind every shipment. The trust our clients place in us does not come from a guarantee on a flyer; it grows from a daily resolve to improve, troubleshoot, and back every drum with the integrity born from the production floor.