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3-[(1R,2R)-3-(Dimethylamino)-1-Ethyl-2-Methylpropyl]Phenol Hydrochloride

3-[(1R,2R)-3-(Dimethylamino)-1-Ethyl-2-Methylpropyl]Phenol Hydrochloride


    • Product Name 3-[(1R,2R)-3-(Dimethylamino)-1-Ethyl-2-Methylpropyl]Phenol Hydrochloride
    • Alias Tramadol Hydrochloride
    • Einecs '626-125-1'
    • 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

    952907

    Chemical Name 3-[(1R,2R)-3-(Dimethylamino)-1-Ethyl-2-Methylpropyl]Phenol Hydrochloride
    Molecular Formula C14H23NO·HCl
    Molecular Weight 257.8 g/mol
    Appearance White to off-white crystalline powder
    Solubility Soluble in water and alcohol
    Melting Point 172-176°C
    Storage Conditions Store at 2-8°C, protect from light and moisture
    Cas Number 52232-67-4
    Purity ≥98% (HPLC)
    Synonyms Tramadol hydrochloride, (+/-)-Tramadol HCl
    Pka 9.41 (phenol group)
    Usage Pharmaceutical intermediate, analgesic research

    As an accredited 3-[(1R,2R)-3-(Dimethylamino)-1-Ethyl-2-Methylpropyl]Phenol Hydrochloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Sealed amber glass bottle containing 25 grams of 3-[(1R,2R)-3-(Dimethylamino)-1-ethyl-2-methylpropyl]phenol hydrochloride; labeled with safety and handling information.
    Shipping The chemical 3-[(1R,2R)-3-(Dimethylamino)-1-ethyl-2-methylpropyl]phenol hydrochloride is shipped in tightly sealed containers, protected from light and moisture. It is transported under ambient or specified temperature conditions, following all regulatory guidelines for hazardous chemicals, and includes appropriate labeling and documentation to ensure safety and compliance during transit.
    Storage Store 3-[(1R,2R)-3-(Dimethylamino)-1-ethyl-2-methylpropyl]phenol hydrochloride in a tightly closed container, protected from light and moisture. Keep in a cool, dry, well-ventilated area, away from incompatible substances like strong oxidizers. Ensure storage at room temperature (15–25°C), and label clearly. Follow standard laboratory safety protocols and local regulations for the storage of hazardous chemicals.
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    Certification & Compliance
    More Introduction

    Introducing 3-[(1R,2R)-3-(Dimethylamino)-1-Ethyl-2-Methylpropyl]Phenol Hydrochloride

    A Commitment to Quality in Fine Chemical Manufacturing

    Reliability and traceability define the way we approach specialty manufacturing. There is a clear distinction between material shipped with complete documentation and unverified batches that circulate in the hands of intermediaries. Every lot of 3-[(1R,2R)-3-(Dimethylamino)-1-Ethyl-2-Methylpropyl]Phenol Hydrochloride leaving our facility comes backed by methodical recordkeeping, consistency in physical properties, and analytical confirmation. Tight control over input sourcing, reaction parameters, and purification conditions speaks directly to our years of experience as a fine chemicals producer rather than as a mere handler or repackager of products. For research institutions and industrial users, these layers of assurance mean less time spent questioning provenance and more time focusing on critical applications—whether it’s process development or rigorous lab analysis.

    Product Identity and Model Orientation

    The synthesis of 3-[(1R,2R)-3-(Dimethylamino)-1-Ethyl-2-Methylpropyl]Phenol Hydrochloride demands close attention to regioselectivity and stereochemistry. Working with chiral precursors, separating enantiomeric impurities, and handling amine protection steps are all part of our standard process pathway. Our production model centers on generating material that reflects the (1R,2R) stereochemistry at high optical purity. The solid hydrochloride salt form not only improves shelf stability but also yields greater batch-to-batch reproducibility on solubility and handling characteristics.

    We document and verify optical rotations and enantiomeric excess using chromatography and NMR—analytical steps designed directly for this molecule, not borrowed from generic monographs. Chemists on our team maintain an active presence on the manufacturing floor, reviewing purification profiles with every new lot before release. This focus minimizes surprises on the customer end, especially for users who require tight spec adherence for downstream synthetic steps or as intermediates in regulated product lines.

    Consistency from Lab Scale Through Commercial Production

    Not every lab-scale method can withstand the scale-up to pilot or commercial volumes. Running this particular amine phenol at kilogram scale introduces challenges that do not exist at the benchtop. Issues common to scale—such as exothermicity during salt formation, managing water content during crystallization, and filtering solid hydrochlorides—have each been navigated through repeated production runs and process refinement.

    It’s not unusual for early trial customers to return with feedback on filtration, particle size, or solubility peculiarities specific to their systems. We treat each of these inputs as data points for improvement rather than as one-off exceptions. Modifying granulation protocols, controlling ventilation to avoid moisture pickup, and fine-tuning drying conditions have each stemmed from this sort of back-and-forth between application users and our in-house technical team. There’s a difference between selling a molecule and building a record of long-term use and compatibility—our approach owes everything to the latter.

    Usage Scenarios and Customer-Driven Development

    The uses for 3-[(1R,2R)-3-(Dimethylamino)-1-Ethyl-2-Methylpropyl]Phenol Hydrochloride often reach beyond published literature. Yes, there are established roles for this compound as a starting material or intermediate in active pharmaceutical ingredient synthesis, but the needs of researchers continue to drive innovation in how the product is used. Feedback from contract research organizations and academic labs has highlighted the value of a reliable stereochemically-pure phenol in exploring new pharmacophores or in generating analog libraries. More recently, medicinal chemists have pointed to the unique reactivity of this aminophenol scaffold as a gateway for late-stage functionalization.

    That insight has changed the way we prioritize batch size and frequency. Some sectors demand small, frequently made lots for time-sensitive experiments. Others prefer the security of advanced inventory, drawn from production campaigns in sync with longer-term project timelines. Our flexibility in handling batch sizing, documentation, and direct-to-user shipping has grown directly from these conversations with research partners over the years.

    Differences from Off-the-Shelf Alternatives

    What truly sets 3-[(1R,2R)-3-(Dimethylamino)-1-Ethyl-2-Methylpropyl]Phenol Hydrochloride apart from generic catalog items or lightly processed ‘semi-finished’ goods is the management of contaminants and isomeric purity. Process shortcuts—often seen in bulk commercial supplies—introduce trace byproducts not easily caught or remedied downstream. We never leave the confirmation of structure or purity to external certifiers alone. No lot moves forward without our own staff confirming analytical markers, from melting point to HPLC purity, down to residual solvent content.

    Some customers have shared stories of sourcing similar materials from non-manufacturing brokers only to find later that their “pure” chemical contained unacceptable levels of unreacted starting material or even mislabeling between regioisomers. Such errors can derail entire research efforts or cause major losses for process chemists preparing for scale-up. By actively managing each synthesis from raw material acquisition to final QC review, we keep these issues from arising. This difference helps users keep control over their own R&D and production risk.

    Specifications Rooted in Manufacturing Realities

    As manufacturers, we pay attention to every realistic variable affecting the quality of a chemical. In our own experience, trace water content, batch crystallization behavior, and counterion stoichiometry can influence the solid-state form, impacting not just solubility but even downstream reactivity. Small mistakes in drying conditions or agitation during precipitation can introduce inconsistencies, so every batch’s history is recorded, logged, and referenced against historical runs.

    Rather than relying solely on external standards, our own documentation includes purity, spectroscopic confirmation, and sometimes even application notes if a particular trait may influence user outcomes. We have modified certain specifications over time—responding to both measured outcomes and customer reports. For instance, feedback about solubility variability led us to adopt a tighter moisture specification in collaboration with several European research clients. Years of logged batch data allow us to correlate outcome with procedure, and continual process improvement runs alongside production output.

    Impact on User Workflows and Outcomes

    Reliable sourcing changes the way chemists schedule work in their projects. With this product, our customers have found fewer interruptions due to failed analytical results. Having trustworthy batch records shortens the time spent qualifying new lots, speeds up method development, and reduces trial time in both academic and commercial labs. Some users working in regulated industries have brought audit teams to visit our plant, reviewing our procedures and records firsthand; these audits have shaped small but measurable improvements to our internal controls and have proven to be the rare opportunity for direct exchange of technical feedback.

    End users regularly report increases in yield and fewer interruptions due to contaminants or off-spec behavior. Where other producers might accept periodic product complaints as part of doing business, we see such feedback as an early warning system worthy of near-instant overhaul review. None of this is possible without a direct link between production chemist and application user—a relationship we value as the reason to invest in new analytical tools and more time-consuming QC checks than are typical for commoditized intermediates.

    Traceability and Documentation for Peace of Mind

    Traceability runs deep in our operation. Every lot comes with its own documented manufacturing record, signed off by the chemist responsible for each step. Finished goods never cross the shipping dock without a secondary review against analytical and process documentation. This habit developed early in the history of our company, largely as a safeguard against internal error, and has since grown into a selling point for R&D-intensive customers who need a clear, auditable trail back to source materials.

    Documentation gaps can leave a user vulnerable to project failure—a particular risk for those preparing regulated finished goods or scaling procedures from bench to pilot plant. We keep secure, indexed records, correlating every batch with source chemicals, process environment, operator notes, and spectral confirmation data. This practice proved invaluable during a customer’s recent investigation into a failed downstream process, as we quickly traced the supplied lot details back to the precise shift, reactor, and analyst, resolving the cause and developing a shared solution within days rather than weeks.

    Comparisons to Other Sources and Product Variants

    Having supplied both the base free amine and the hydrochloride salt, we understand the questions chemists raise about salt selection and isolation. The hydrochloride form stands out in real-world storage and transport, offering greater resistance to deliquescence and decomposition compared to the base form. Customers who have previously worked with crude amines know the frustrations that come from oily residues, variable melting points, and the need for repeated saltings to clean up their own product.

    By offering a solid, non-hygroscopic hydrochloride with controlled particle size and verified melting range, we resolve these workflow headaches. This material handles predictably in solution, lends itself to easier weighing and transfer, and retains integrity through normal warehouse cycles in both humid and dry environments. Customers handling dozens of synthetic intermediates per month highlight the time saved on QC retesting and on material transfer during reaction setup.

    As for differences from other, more aggressively priced offerings, the real divergence comes in response time and technical support. We assign technical specialists and production chemists to every recurring user, eliminating the sense of detachment that can plague high-volume supply relationships. Several times each year, these customer-chemist relationships bring to light incremental improvements on granule size uniformity, packaging material selection, and streamlined batch release cycles.

    Attention to Regulatory and Practical Demands

    Regulatory burden falls unevenly across vertically integrated producers and re-packers. We handle every compliance requirement directly, including restricted substance declarations, transportation safety forms, and project-specific audit support if required. Other actors in the supply chain often defer these obligations or rely on generic paperwork inserts, creating risk for users if questions arise during import or safety investigations.

    Direct feedback from researchers and process chemists has driven us to maintain up-to-date documentation packages tailored to end user needs. Whether it comes to questions of trace impurities, clarifying salt content, or ensuring paperwork compatibility with a regional regulatory authority, direct oversight by manufacturing chemists means questions are fielded with firsthand process familiarity rather than script reading.

    Responsive Production and Custom Support

    Flexible batch sizing and custom packaging set manufacturers apart in specialty chemicals. Rather than batching to quarterly forecasts aimed at stockpiling generic inventory, our approach suits the unique needs of research-scale and production-scale clients alike. Schedules adapt on the basis of real orders and anticipated needs, with open communication on delivery constraints and analytical requirements.

    The custom support we offer extends beyond production—our technical teams engage directly with user laboratories to troubleshoot synthetic challenges, interpret spectral data, and adapt packaging for novel application systems. Some of these collaborations have led to unexpected advances, such as process tweaks that improve yields in downstream transformations, or novel application notes that expand the reach of our phenol hydrochloride material into new compound classes. We’ve seen first-hand how these partnerships reduce the down-time and lost effort that can stem from relying on unspecified, brokered intermediates.

    Reflections on Application Success Stories

    Years of direct conversation with project leaders and synthetic chemists guide the evolution of this product. Some academic teams have leveraged our material’s reliability to run high-throughput screening campaigns, reporting fewer analytical anomalies and greater reproducibility between test sites. In pharmaceutical development, process chemists have integrated our hydrochloride directly into multistep syntheses, finding that consistent melting behavior shortens the time required for scale-up validation.

    One international customer navigating strict import controls found value in our capability to provide tailored documentation, supporting seamless regulatory inspections and minimizing project delays. These relationships create a positive feedback cycle—success in one project means repeat orders, more data, and improved procedures that spill over into every subsequent lot. In-house commitment to technical detail adds real value, turning chemical procurement from an administrative task into a direct driver of project momentum.

    Developing Best Practices Over Time

    Our own process manuals have grown more detailed with every year of hands-on experience. Early on, we saw firsthand how little mistakes in storage, drying, or neutralization could introduce variability. Today, production staff work closely with analytical chemists, reviewing process records alongside spectra for every new lot, recording any deviation or anomaly for later study.

    Clear trends have emerged over the years: tighter environmental controls make for predictable particle characteristics; close collaboration with logistics prevents damage in transit; and feedback loops between users and chemists catch edge-case application hurdles before they cause major issues. These practices are products of lived experience rather than abstract industry “best practices.” This reality-centric thinking has led to changes in batch size, package type, and even the way we set expiration dates.

    Global Reach, Local Awareness

    Direct manufacturing experience informs our approach to international supply. Customs delays, unexpected regulatory demands, and local climate factors all present challenges in global chemical movement. We ship to research groups and manufacturers across multiple continents, providing clear tracking, up-to-date documentation, and immediate troubleshooting when import agents or warehouse staff raise concerns.

    Climate can impact delivery more than most anticipate. Knowing how this product responds to temperature and humidity extremes led us to develop protective packaging practices and shortened logistics pathways during summer or rainy seasons. Our aim is resolute—keep the material conditioned, supported, and ready to use, regardless of destination.

    Reliability in a Crowded Marketplace

    Standing out in a competitive environment does not come through pricing alone. Laboratories and production users trust sources that resolve issues before they escalate and who provide material with visible consistency between lots. Flooded markets and online trading platforms make it easy to find “cheaper” alternatives, but our customers return for reliable lead times, predictable handling, and the kind of technical backup that only a genuine manufacturer can provide.

    We see ourselves not as mere vendors but as partners in every research and development story where our chemical finds use. The drive for ever-higher purity, better handling, and more insightful support has made us rethink processes and pivot production practices over the years. Each improvement ties back to the real-world needs and constraints of people working on the kinds of projects that move science and industry forward.

    Future Directions and Continuous Improvement

    As applications of 3-[(1R,2R)-3-(Dimethylamino)-1-Ethyl-2-Methylpropyl]Phenol Hydrochloride develop in complexity, we continue investing in analytics, documentation, and process transparency. Newer methods like online reaction monitoring, batch-linked barcoding, and expanded impurity profiling are being added to our toolkit. Through ongoing dialogue with users, we look forward to applying lessons learned to everything from one-off research orders to routine large-scale batches.

    Experience as a direct manufacturer has instilled a mentality grounded in transparency, accountability, and technical rigor. We remain responsive to new insight, whether it comes from an unexpected analytical finding, a customer’s process result, or deeper involvement in regulatory compliance. Only through that combination of old-fashioned hands-on work and modern process control do we continue to offer a product that research teams, developers, and manufacturers can rely on.