Anhui Liwei Chemical Co., Limited
Products

4-Amino-2-(Aminomethyl)Phenol Dihydrochloride


    • Product Name 4-Amino-2-(Aminomethyl)Phenol Dihydrochloride
    • Alias 4-Aminodamino
    • Einecs 259-388-6
    • 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

    707814

    Product Name 4-Amino-2-(Aminomethyl)Phenol Dihydrochloride
    Cas Number 80814-99-1
    Molecular Formula C7H11N2O · 2HCl
    Molecular Weight 213.10 g/mol
    Appearance White to off-white crystalline powder
    Solubility Soluble in water
    Melting Point 242-246°C (decomposes)
    Purity Typically ≥98%
    Storage Conditions Store at 2-8°C, tightly closed
    Synonyms 2-Hydroxyl-5-(aminomethyl)aniline dihydrochloride
    Iupac Name 4-amino-2-(aminomethyl)phenol dihydrochloride
    Smiles C1=CC(=C(C=C1N)CO)O.Cl.Cl
    Ph Of 1 Solution 4.0-6.0

    As an accredited 4-Amino-2-(Aminomethyl)Phenol Dihydrochloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing White plastic bottle containing 25 grams of 4-Amino-2-(Aminomethyl)Phenol Dihydrochloride; screw cap, tamper-evident seal, labeled with safety information.
    Shipping 4-Amino-2-(Aminomethyl)Phenol Dihydrochloride is shipped in tightly sealed containers under ambient conditions. The packaging ensures protection from moisture and contamination. Compliant with chemical transportation regulations, the shipment includes appropriate labeling, documentation, and safety data sheets. Handle with care. Shipping is restricted to qualified recipients in accordance with local and international regulatory guidelines.
    Storage Store 4-Amino-2-(aminomethyl)phenol dihydrochloride in a tightly sealed container in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizers and bases. Keep the container protected from moisture and direct light. Ensure that the storage area is labeled appropriately and that only trained personnel handle the chemical, using proper personal protective equipment.
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    Tel: +8615380400285

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    Certification & Compliance
    More Introduction

    Introducing 4-Amino-2-(Aminomethyl)Phenol Dihydrochloride: A Chemist’s Perspective

    What 4-Amino-2-(Aminomethyl)Phenol Dihydrochloride Brings to the Table

    Decades in chemical manufacturing have taught our team that no two intermediates shape outcomes in exactly the same way. 4-Amino-2-(Aminomethyl)Phenol Dihydrochloride has come up in countless discussions, sometimes as a solution for tough synthetic hurdles, other times for its unique compatibility with established workflow standards. We work closely with engineers, researchers, and production managers who seek performance and consistency, so a compound like this—known for its reliability and clean characteristics—lands at the top of preferred lists for demanding applications.

    Manufacturing this compound in our own production lines shows its defining features every step of the way. The crystalline powder forms without excessive clumping, crystals show a tight particle-size distribution, and the hydrochloride salt ensures solubility within both aqueous and select organic environments. Our batches pass through quality control labs where every lot gets scrutinized: purity, appearance, moisture, both known and unknown impurities, all tracked with care. We’ve seen, from early research to advanced industrial runs, that spec conformity remains a must for downstream efficiency.

    Why Our Chemists Value This Molecule’s Structure

    Ask any of our analytical chemists why 4-Amino-2-(Aminomethyl)Phenol Dihydrochloride stands apart from phenolic analogues, and they’ll highlight the ortho substitution: an aminomethyl group side-by-side with an amino group, close to the phenolic hydroxyl. That unique configuration brings reactivity tailored to a certain class of reactions. During reductive amination or further derivatization, this substitution facilitates selectivity that more basic phenols do not provide. Through trial and scale-up, we’ve seen our internal teams use this molecule to unlock clean yields during functional group transformations—especially when the chloride counter-ions promote better handling and dosing for high-throughput synthesis.

    As raw materials specialists, we handpick this compound to support pharmaceutical pre-formulation, dye intermediates, and specialty polymer additives. There’s a clear line between compounds that simply fit a need, and those that improve outcomes. Product consistency has a direct impact on downstream cost control; clients report fewer reworks and leaner solvent recovery when the starting material doesn’t throw them a curveball. They tell us about tight tolerances on iron, heavy metals, and organics, then rely on us to hit those marks every shipment.

    Specifications Matter in the Real World

    Chemists and process engineers don’t just look at a certificate of analysis; they look for sustained performance over months and years. Many recall supply crunches and batch-to-batch variability, so they come back with requests for reproducibility, not just numbers on a page. Our team learned that specification sheets with detailed impurity profiles, residual solvents checked by validated methods, and unambiguous melting point data steer successful partnerships. Final products only reach market because every ingredient involved leaves nothing to chance.

    Our standard offering ships as a stable, high-purity white crystalline powder with a melting point range held within a narrow window. Moisture levels remain controlled under storage, since we pack and seal under nitrogen to eliminate hydrolysis risks. Over time, our lab has tracked how this practice keeps degradation products from creeping up in long-term inventories. These decisions—born from production experience—add up to better overall value for partners investing both capital and trust in our supply.

    The Human Side of Manufacturing: Stories From the Floor

    Manufacturing isn’t a remote, hands-off process for us. Operators and process chemists share daily feedback about how this hydrochloride salt handles in situ. Some remember extrusion runs for polymer blends, seeing the compound disperse evenly and mix without forming lumps or sticking to metal surfaces. Laboratory staff note the compound’s free-flowing feel, which reduces waste during small-scale aliquoting. Across shifts, line workers recognize when a drum’s lot opens without a sharp chemical odor or yellowing that hints at instability.

    Running hundreds of batches illuminates small differences between suppliers’ material, but building our process from the ground up allows us to tune points like pH, solvent recovery, and drying cycles. We dove deep on chlorination, carefully neutralizing byproducts, flushing residual amines, and policing chloride content to mitigate any side reactions in the customer’s later stages. Over years, fewer recalls or intermediary failures tell a quiet story about trust: every kilo that leaves our warehouse promises the same experience as the last.

    Applications and Industry Demands

    If you walk through our application lab, you find 4-Amino-2-(Aminomethyl)Phenol Dihydrochloride weighed into vials for dye testing, dissolved for coupling in pharmaceutical intermediates, and set into pilot syntheses for research polymers. Feedback flows both ways. Customers driving innovation in imaging science want reproducibility at scale; drug manufacturers specify allergen-free handling and focused attention on trace metals and color. One medical manufacturing partner relayed a detail about particle size: better mixing and dissolution led to a faster process step, shaving hours off their batch record.

    We’ve experimented with high-purity, low-metal grades for use in API precursors. Each run demonstrates that the dual amino functionality—distinct from strictly phenolic analogs—progresses to further intermediates with fewer purification headaches. Not every application wants the same parameter, so we custom-tailor drying and packaging to match: lined bags for oxygen-sensitive projects, smaller bottles for fast-turnover pilot work, and bulk containers for long-running campaigns.

    Some companies try to use straight aminophenol or simple methylaminophenols but discover process bottlenecks due to inconsistent solubility or incompatibility with neutralization steps. In our customer visits and technical exchanges, production managers relate how switching over to our dihydrochloride improves granule stability, hastens filtration, or reduces tank residue. These on-the-ground observations reinforce why our team puts so much focus on every batch.

    Comparisons Make a Difference: Standing Out From Lookalikes

    In chemical manufacturing, it’s tempting to lump similar-sounding compounds together. Practitioners learn fast that subtle structural changes create real-world consequences. 4-Amino-2-(Aminomethyl)Phenol Dihydrochloride, with its double amino substitution and secured salt form, doesn’t produce the same free base volatility or spontaneous discoloration that some analogs show under air.

    We’ve tracked test samples of common alternatives under simulated warehouse conditions. Some degrade, releasing off-odors or forming sticky clumps if not tightly controlled. In contrast, our product stays true to its powder form, pours consistently, and won’t surprise the operator with rapid clumping. Those small details mean smoother operation in continuous reactors and easier dosing for automated dispensers.

    Academic groups sometimes reach for related amino-methylphenol compounds, only to hit dissolved solids issues during downstream crystallization. Teams who send us feedback mention that our dihydrochloride offers improved filterability and leaves behind less insoluble debris. This matches what our own bench chemists experienced running pilot-scale tests: downstream purification steps finish faster and with less loss, supporting more experiments or more product per shift.

    Experience in Troubleshooting and Process Improvement

    Chemical manufacturing sometimes feels like detective work. Customers bring up issues about slow dissolution, persistent yellowing, or burning smells under heat. Our technical support team listens to their specifics; more often than not, it traces back to upstream impurities or inconsistent salt forms from other sources. Our plant teams have poured years into perfecting purification, salting, and controlled drying—leading to a longer shelf life and decreased formation of colored degradation products.

    Collaborations with major manufacturers taught us to continually question our own batches. Engineers invited us onsite to see crystallizer setups or walk through solids handling. We learned to fine-tune crystal habit, filter wash protocols, and anti-caking strategies. The benefits become clear during scale-up: less clogging in dispensing augers and more even suspensions in vessel transfers. As regulations grow more strict year after year, those persistent improvements let partners pass audits and keep their own production running on schedule.

    Authenticity and Trust in Supply

    We’ve worked through every part of the supply and manufacturing chain—sourcing, verification, shipping, and regulatory compliance—under our own roof. Our teams never outsource key transformations and always verify incoming raw materials by advanced spectroscopic and chromatographic methods. In the event a lot falls short of our standards, it doesn’t reach the warehouse, much less our customers’ docks. Adherence to these non-negotiable principles means the compound remains dependable, even as industry standards shift or new applications emerge.

    This hands-on approach builds credibility, not just with regulatory inspectors but with front-line chemists and plant managers who demand transparency. They tour our facilities, review our process records, and sit in on troubleshooting sessions. What they find matches our claims: continuous data to back up performance, from the analytic labs through every step of synthesis and purification.

    Continuous Evolution: Meeting the Scientific Community’s Demands

    The field keeps evolving, and so does our compound. As new analytical standards emerge, our labs incorporate them into release protocols. Research teams exploring isotopic labeling sometimes request added controls for trace contamination, and we rise to the challenge. A few years ago, a pharmaceutical scale-up partner requested a unique dissolution profile to match dosage requirements for an emerging region. Our process development chemists collaborated to tweak crystallization and drying times, achieving the exact parameters needed for rapid integration.

    Process chemists worldwide seek consistent, documented reliability. Modern automation puts extra strain on material feeds, so our packing and batch-release teams keep pace. We train staff to spot subtle deviations in powder consistency, hue, or pour rate—sending any batch outside our standard curve back for rework. As a result, customers avoid start-up spikes in contamination or supply-related shutdowns.

    Supporting Sustainable and Safe Practices

    Chemical manufacturing is under more scrutiny than ever. Our customers ask pressing questions about waste, reuse of solvents, material sourcing, and energy footprints. In response, we implement closed-loop solvent recycling and minimize water use wherever practical. Waste effluent gets carefully tracked for residual amines and chlorides, and our continuous improvement teams experiment with low-temperature drying to cut emissions from on-site boilers.

    Safety extends beyond just our walls. On several occasions, we’ve advised downstream users about safer handling—sharing firsthand experience about the right PPE, accident prevention, or spill containment. Customers facing new regulatory regimes appreciate real-world advice that builds on what works, not just what’s written in guidelines. We maintain open dialogue with safety engineers about process upsets, ensuring every shipment comes with user-tested handling practices.

    Learning From Application Failures and Successes

    Not every project hits the goal line on the first try. We once partnered with a major dye manufacturer launching a new family of colorants. Initial runs hit snags with off-color product and unexpected insolubles. Digging into the root cause, our chemists traced the problem to a minor impurity, which standard QC panels might overlook. Using more sensitive detection and targeted purification, our follow-up batches solved the challenge and kept the customer’s launch on track.

    Another longtime pharmaceutical client struggled with batch-to-batch inconsistency from imported materials. Our team worked side-by-side with theirs, running stability studies and purity checks. They soon transitioned fully to our compound for consistency. Their feedback spurred us to install a second-generation, closed transfer line to further reduce in-process contamination and operator exposure.

    Closing Thoughts From the Manufacturing Side

    Building a reputation for quality and reliability takes more than hitting a set of chemical targets. Customer input shapes every upgrade, from process tweaks to documentation improvements. Our compound—4-Amino-2-(Aminomethyl)Phenol Dihydrochloride—embodies years of hands-on learning. Its distinctive structure, well-managed salt form, and controlled impurity levels answer the needs of modern industry better than many alternatives on the market.

    Each batch that leaves our site stands as proof of our investment in expertise and direct control over every stage. That investment pays off for partners who need not just materials, but honest answers and long-term assurance. By grounding our work in real-world manufacturing experience, we keep our commitment: not just delivering a chemical, but delivering results you can trust every time.