Anhui Liwei Chemical Co., Limited
Products

P-Methylaminoaethanolphenol Hydrochlorid


    • Product Name P-Methylaminoaethanolphenol Hydrochlorid
    • Alias 4-(Methylamino)phenol hydrochloride
    • Einecs 219-833-5
    • Mininmum Order 1 g
    • Factory Site Lingwu, Yinchuan, Ningxia, China
    • Price Inquiry sales2@liwei-chem.com
    • Manufacturer Anhui Liwei Chemical Co., Limited
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    236019

    Chemical Name P-Methylaminoaethanolphenol Hydrochlorid
    Synonyms 4-(Methylamino)phenol hydrochloride
    Molecular Formula C8H12ClNO
    Molar Mass 173.64 g/mol
    Appearance White to off-white crystalline powder
    Solubility In Water Very soluble
    Melting Point 220-225°C (decomposes)
    Storage Conditions Store in a cool, dry place; protect from light
    Cas Number 55-55-0
    Uses Photographic developer
    Ph Of Solution Approximately 10 (1% solution)
    Stability Stable under recommended storage conditions
    Hazard Classification Irritant
    Odor Slight amine odor

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

    Packing & Storage
    Packing White, opaque plastic bottle, tightly sealed with screw cap, labeled “P-Methylaminoaethanolphenol Hydrochlorid, 100 g,” with hazard symbols and batch number.
    Shipping P-Methylaminoaethanolphenol Hydrochlorid is shipped in tightly sealed, chemical-resistant containers to prevent moisture and contamination. It must be labeled according to hazardous material regulations, typically transported as a regulated chemical. Store and ship under cool, dry conditions with proper documentation and safety data sheets, ensuring compliance with local and international shipping guidelines.
    Storage P-Methylaminoethanolphenol Hydrochloride should be stored in a tightly closed container, in a cool, dry, and well-ventilated place away from incompatible substances like strong oxidizers. Protect it from light and moisture. Ensure storage is secure and labeled to prevent unauthorized access. Follow all relevant safety protocols and local regulations regarding chemical storage and handling.
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    For samples, pricing, or more information, please call us at +8615380400285 or mail to sales2@liwei-chem.com.

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    Tel: +8615380400285

    Email: sales2@liwei-chem.com

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    Certification & Compliance
    More Introduction

    P-Methylaminoaethanolphenol Hydrochlorid: A Practical Overview from a Chemical Manufacturer’s Perspective

    Looking at Our Core Product: P-Methylaminoaethanolphenol Hydrochlorid

    Crafting a chemical like P-Methylaminoaethanolphenol Hydrochlorid takes both discipline and care. Every batch begins with raw materials measured for purity, and the synthesis process follows rigorous controls to ensure a product that meets both physical and chemical benchmarks. This proprietary molecule appears as a fine, white to off-white crystalline powder. Decades of working with specialty amines and phenolic compounds taught our lab crew that nothing replaces close monitoring at each stage—from initial synthesis to final audited packaging.

    Our most popular model runs at a purity higher than 99%, based on HPLC and titration analysis. Water content rarely climbs above 0.5%, a point we keep below industry guidelines to improve both shelf life and consistency in downstream applications. End-users working in pharmaceutical synthesis or specialty dye manufacture rely on this reliability. We process the product under strictly controlled pressure and temperature regimes, keeping reaction exotherms in check using automated jacketed reactors. That setup limits byproduct formation and removes the need for unnecessary purification steps later.

    Unpacking the Structure and Key Properties

    Chemically, P-Methylaminoaethanolphenol Hydrochlorid features both phenolic and amine functionalities, coupled to a short-chain alcohol. The molecule boasts solubility in both water and lower alcohols. This hybrid makes it suitable for dual-phase processing—something not every candidate for synthetic intermediates can handle. Our QC teams have verified thermal stability up to the 190°C range, which grants extra flexibility for clients using high-temperature reactions or formulations.

    Years ago, batches with unstable melting ranges would disrupt our production line. Running repeated crystallization steps every week became routine, until we isolated a contaminant from a solvent lot. These are the lessons that stick. Since then, analysis includes residue on ignition and multi-point melting assessment. Running the same checks every batch uncovered the subtle impurities that can trip up scale-up work for customers in pharma synthesis or industrial intermediates.

    The Reason This Molecule Matters

    Demand for P-Methylaminoaethanolphenol Hydrochlorid comes from two directions. Some find its niche in dye manufacture, where the aromatic ring system supports strong chromophore formation. Others use it in the pharmaceutical sector, where the functional amine gets leveraged for salt formations, condensation reactions, and as a handle for creating advanced intermediates. It brings process ruggedness others in its class struggle to achieve under large-scale conditions.

    What differentiates our molecule isn’t just high assay on a certificate. Users in pharma need predictable reactivity. Minute traces of oxidized byproduct in a rival batch led one customer to lengthy recleaning and wasted time on failed GMP-compliance. We worked directly with their technical group, traced the origin, and matched our packaging to limit air and moisture ingress. This kind of back-and-forth, rooted in years spent at the benchtop, separates just making a sale from guiding a partner through technical hurdles.

    How Production Insights Guide End-Uses

    Dye manufacturers bring a different set of priorities. They judge on pigment intensity, batch-to-batch color stability, and longevity in sun exposure. Over time, we discovered that residual iron not only darkens finished dyes but accelerates fading. Operations revamped their glassware cleaning protocol and now let each solution pass through chelating columns before shipping. These adjustments helped bring color index scores up, creating value others overlook. By working closely with these clients, our teams learned that the smallest change in a raw chemical batch can travel down the chain, affecting real-world performance in the form of brighter, longer-lasting colors.

    One longtime partner in the agricultural dye sector shared feedback about solidification during storage at cold temperatures. It turns out even a 0.2% spike in moisture caused caking over prolonged periods. Answering their concern led us to tweak process endpoints—not in the lab, but in the warehouse. Now, desiccant-pack lined drums and frequent retesting under accelerated aging conditions have prevented subsequent issues. This is only one example of combining bench research with hands-on handling insights.

    Performance Differences and the Market’s Landscape

    Plenty of phenolic intermediates crowd the market. Each offers a slightly different pattern of reactivity, but P-Methylaminoaethanolphenol Hydrochlorid holds an edge in select synthesis pathways. The methylamino group acts as a reliable nucleophile in coupling reactions. This property cuts down on formation of waste side products during coupling and makes for a cleaner post-reaction filtration. Some manufacturers source similar compounds from high-throughput plants that skip secondary purification. From what we witness, cutting that corner almost always invites trouble further down the reaction train. Persisting heavy metals, colored tars, or unreacted base hangs around and disrupts precision work—especially on kilogram or greater scales.

    We compare incoming competitor samples for our own benchmarking. Twice annually, our R&D section runs side-by-side kinetic studies. The minor changes in reaction yield and time open a window to each product’s strengths and weaknesses. Our findings show P-Methylaminoaethanolphenol Hydrochlorid consistently leads to greater conversion to target intermediate in high-throughput settings, especially where downstream purity after chromatography is strict. The sector that benefits most involves drug substance synthesis, where every lost fraction represents thousands of dollars and hours of process time.

    In the dye and pigment sector, customers emphasize repeatability. They note finer crystal size and tighter control over impurities leads to cleaner, sharper colors on finished fabric. Regulatory compliance becomes less hassle, too. No manufacturer wants to recall a consignment for exceeding impurity limits that drifted unnoticed because of uncontrolled sources.

    Manufacturing Realities: Quality from Batch to Batch

    Long before any product leaves our site, every batch passes through a multi-point QC check. Our labs test for organic impurities, inorganic contaminants, and both moisture and chloride ion content. One persistent challenge has always been moisture ingress during transport. When shipments cross climates or face customs holdups, condensation risks crop up if the drum seals aren’t perfect. We don’t push product out the door until drums pass vacuum testing, and our shipping crews keep documentation trails airtight.

    Trace heavy metals remain another thorny point. Our process relies on corrosion-proofed steel reactors and all glass-to-product contact at final crystallization. Lead, cadmium, or mercury at a few ppm can ruin compliance for fine chemical buyers overseas, and a couple of years back, a trace batch caused a client to lose valuable time and capital. That story underlined for our process engineers not only why equipment upgrades matter, but also why third-party monthly water testing is mandatory.

    Regulation and Traceability

    Science in today’s chemical industry faces growing pressure from oversight—especially in sensitive segments such as pharmaceuticals or advanced materials. Regulators expect documented traceability and margin-free declarations for all materials that touch the product. Everything we ship comes with full batch records, complete with analytical data that can stand up to audit. Years of field experience have shown us how traceability links back to process integrity. Any irregularity in a single input may propagate further than expected, so keeping paperwork thorough saves everyone headaches.

    For our international buyers, ensuring that certificates list the exact test method and observed values isn’t bureaucratic box-ticking. Japan’s and Europe’s standards in recent years tightened, demanding direct method equivalency. Our plant keeps method validation data on file that shows comparability with pharmacopeia-endorsed techniques where required. Legislative changes do not just mean more work—they often drive process improvements that raise product quality for everyone.

    Packaging: Not Just a Box, but a Guarantee

    Delivering a delicate molecule like P-Methylaminoaethanolphenol Hydrochlorid means safeguarding against the unseen—air, light, and static. Our packing team found that high-barrier mylar liners inside fiber drums extend shelf life, especially for shipments heading to humid climates. This isn’t mere overpacking; it’s a result of seeing how even minute humidity shifts cause caking or slow hydrolysis. After feedback from our partners processing nutritional actives, we shifted to lining options tested against both UV exposure and permeation rates. Results gave downstream users more reliability, whether storing months or running just-in-time inventories.

    We mark every unit clearly, and the label ties back to a digital batch log. So if a shipment circles the globe and a query comes up six months later, every step—raw material lot, operator initials, reactor used—can be pulled instantly. Traceability doesn’t just build trust, it offers a concrete answer to the fundamental buyer’s question: What exactly am I holding? For us, that’s not an abstract concept—each shipment reflects our reputation.

    Meeting Today’s Challenges in Chemical Supply

    Recent years have not been smooth for global supply. We lived through major volatility in raw material logistics: port slowdowns, storm events, and fluctuating energy costs. The temptation to cut corners in process, packing, or documentation stirs up whenever lead times shrink. From our end, long-term relationships take precedence. We keep raw stock on hand enough for months of regular production, never dipping below a minimum buffer.

    Such discipline paid off during the last major container shortfall. Customers with urgent needs often got serviced within a week, thanks to the discipline of always having a buffer. The pain point for most buyers comes from not knowing whether an interruption is looming. Our approach: keep transparent inventory status, notify partners as soon as we detect any delay risk, and never promise a lead time just to secure an order. In tough times, open book strategy beats marketing gloss.

    Solutions for Safe and Reliable Use

    From our own bench to the customer’s vessel, ensuring safe handling matters at every step. P-Methylaminoaethanolphenol Hydrochlorid won’t tolerate inattention to ventilation, PPE, or local chemical compatibility. Every production team member—whether handling gram samples or drum-scale transfers—engages in routine HAZCOM training and incident drills. Our plant’s safety record stands on tangible habits: wearing gloves, switching out respirator cartridges, and reporting even minor upsets without hesitation.

    Packaging comes labeled with clear handling directions, from storage temperature guidance to spill containment points. Many of our customers have their own protocols, but our batch-specific advisories sometimes help raise their internal safety margin. For industrial users setting up new lines, we suggest walk-throughs with our technical contacts. This sets up both teams for fewer surprises at the production launch.

    Final disposal remains a shared responsibility. We collaborate with downstream users sharing tested neutralization routes and disposal techniques complying with local regulations. Our own in-house waste is managed with oversight from environmental officers who report directly to plant management, not just an EHS department. Feedback from customers even helped us fine-tune our inerting and neutralization sequence, closing the loop on responsible product lifecycle.

    Continuous Improvement from the Manufacturer’s Viewpoint

    Producing a specialty product like P-Methylaminoaethanolphenol Hydrochlorid year after year means never freezing the process. Small tweaks—like adjusting pH in the final crystallization wash or changing supplier for an auxiliary reagent—can offer outsized benefits. We drive improvement cycles both to serve customers’ developing requirements, and to prevent any recurrence of past quality blips. Each technical lead records both what worked and what failed, so learning compounds over time.

    A few years back, new impurity control expectations prompted us to make changes to the centrifuge filter medium. The shift reduced residual solvent in the final cake, translating to both longer shelf life and reduced odor in finished lots. Regular data reviews—over hundreds of batches—guided cost, waste, and yield improvements. Some changes spring from customer ideas: users in polymer processing taught us real-world stress tests to replicate; pharmaceutical partners highlighted the impact of trace ion contamination on catalysis. Closing the loop between feedback and change underpins our process philosophy.

    Why Industry Experience Matters

    Too often, intermediates sold through layers of traders lack both documentation and real manufacturing backstory. End-users want a material but end up chasing unknowns in process behaviour, reactivity, or contamination levels. As the original manufacturer, we combine hands-on knowhow, robust supply processes, and field-based technical support. We don’t just deliver the molecule; we support scale-up trials, troubleshoot oddities, and advise on maximizing throughput without quality compromise.

    With P-Methylaminoaethanolphenol Hydrochlorid, you gain more than reassurance about regulatory standing or batch traceability. Our teams see every lot as an opportunity to solve new puzzles, to refine established methods, and to build new partnerships based on trust, facts, and continuous technical discussion. In the end, every drum, every test result, and every client interaction connects back to a basic truth that defines our work—chemistry moves the world forward, but only if those making it do not stand still.