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3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol

    • Product Name 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol
    • Alias Octopamine
    • Einecs EINECS 214-141-7
    • Mininmum Order 1 g
    • Factory Site Wusu, Tacheng Prefecture, Xinjiang, China
    • Price Inquiry sales7@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    592086

    Iupac Name 3,4-dihydroxy-α-((methylamino)methyl)benzyl alcohol
    Molecular Formula C9H13NO3
    Molar Mass 183.21 g/mol
    Appearance White to off-white solid
    Melting Point 146-148°C
    Solubility In Water Soluble
    Cas Number 51-30-9
    Boiling Point Decomposes before boiling
    Pka 8.6 (at amine group)
    Logp -0.9
    Synonyms Norepinephrine; Noradrenaline
    Chemical Class Catecholamine
    Pubchem Cid 439260
    Stability Sensitive to air and light
    Chemical Name 3,4-Dihydroxy-α-((methylamino)methyl)benzyl alcohol
    Molecular Formula C9H13NO3
    Molar Mass 183.21 g/mol
    Appearance White to off-white solid
    Solubility In Water Soluble
    Melting Point 140-142 °C
    Cas Number 62-28-8
    Pubchem Cid 5791
    Chemical Class Phenethylamine derivative
    Pka 8.91 (primary amino group)
    Inchi Key WNROFYMDYLGLBV-UHFFFAOYSA-N
    Smiles CNCC(C1=CC(=C(C=C1)O)O)O
    Storage Conditions Store at 2-8°C, protected from light

    As an accredited 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The chemical is supplied in a sealed amber glass bottle, 25g quantity, with a tamper-evident cap and clearly labeled hazard warnings.
    Shipping Shipping of 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol should be conducted in compliance with relevant chemical safety regulations. The substance must be securely packaged in tightly sealed containers, labeled clearly, and transported under temperature-controlled conditions if required. Ensure the carrier is authorized for hazardous materials, and include complete documentation and Material Safety Data Sheets (MSDS).
    Storage 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol should be stored in a tightly sealed container, protected from light and moisture. Keep at 2–8°C (refrigerated) in a well-ventilated area away from incompatible substances such as strong oxidizers. Ensure the storage area is clearly labeled and access is restricted to trained personnel. Avoid prolonged exposure to air to prevent oxidation.
    Application of 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol

    Applications of 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol in Industrial Manufacturing

    3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol is a key chemical building block in downstream synthesis for several regulated and quality-driven industrial sectors. As a direct manufacturer, we support its use in high-value segments where traceability, formulation integrity, and process stability are critical.

    1. Pharmaceutical Intermediate Synthesis

    Pharmaceutical companies integrate this molecule as a protected catechol intermediate for synthesizing complex APIs used in central nervous system agents and adrenergic receptor modulators. Fully validated multistep syntheses employ it as a core scaffold, where its purity and reactivity determine yield and process safety. End-to-end GMP adherence from raw material receipt, through crystallization and chiral separation, governs lot release. Downstream, its substitution pattern catalyzes functionalization that remains compliant with global pharmacopoeias.

    Industry compliance standards

    • ICH Q7 (GMP for Active Pharmaceutical Ingredients)
    • European Pharmacopoeia (Ph. Eur.) for impurity control
    • USP General Chapter <1790> for Residual Solvents
    • FDA 21 CFR Part 210–211 (US pharmaceutical manufacturing)

    Typical usage ratio

    • 10–30% molar ratio relative to target API; batch size and stage specificity define actual loading.

    Downstream process integration

    • Sourcing as a starting intermediate for convergent or linear synthesis.
    • Undergoes O-methylation, reductive amination, and selective acylation in multistep routes.
    • Feeds into purification via preparative HPLC or crystallization to pharmaceutical isolate.

    Final product types

    • Catecholamine derivatives (e.g., L-DOPS)
    • Norepinephrine and dopamine analog API intermediates
    • CNS prescription drug substances
    • Adrenergic β-agonist APIs (subject to national regulations)

    2. Cosmetic Active Ingredient Manufacturing

    Cosmetic ingredient producers use this compound in biosynthetic and synthetic pathways for skin-brightening agents and antioxidant additives. It serves as a functionalized aromatic alcohol precursor, particularly in polyhydroxylated structures for anti-aging products. Formulators must address INCI listings, purity testing for residual solvents, and provide full traceability to meet REACH and CPNP entry requirements. Downstream, the compound's chemical profile ensures compatibility with peptide coupling and microencapsulation processes for high-performance serums.

    Industry compliance standards

    • Regulation (EC) No 1223/2009 (EU Cosmetics Regulation)
    • REACH (EC 1907/2006) for raw material registration
    • ISO 22716 (Cosmetics Good Manufacturing Practices)
    • Cosmetic Ingredient Review (CIR) for safety assessment

    Typical usage ratio

    • 0.5–2% w/w in bulk synthesis of cosmetic actives; level determined by target molecular conversion and substrate competition in process.

    Downstream process integration

    • Introduced as a feedstock for esterification or amidation reactions.
    • Processed in batch or continuous reactors for specialty ingredient isolation.
    • Handled in closed systems to minimize airborne exposure and preserve integrity.

    Final product types

    • Whitening agents (e.g., derivatives for melanin inhibition)
    • High-purity antioxidants for serum formulations
    • Polyol-based moisturizing actives
    • Lipid-encapsulated cosmetic peptides

    3. Fine Chemicals for Dye and Pigment Intermediates

    Dye and pigment manufacturers leverage the enhanced reactivity of this molecule’s ortho-dihydroxy and methylamino functionalities during azo, indole, and quinone dye precursor synthesis. Its structural features allow precise chromophore tuning critical for high-intensity pigments and specialized colorants in technical and textile applications. Quality specifications must meet pigment industry benchmarks for impurity thresholds, including colorfastness performance and batch reproducibility.

    Industry compliance standards

    • ISO 9001 for quality management in pigment production
    • ETAD (Ecological and Toxicological Association of Dyes and Organic Pigments Manufacturers) guidelines
    • REACH (EC 1907/2006) registration dossier for colorants
    • GHS/CLP (EC 1272/2008) labeling requirements

    Typical usage ratio

    • 5–20% mol/batch depending on target dye class and chromophore requirements; often fine-tuned based on in-process colorimetric testing.

    Downstream process integration

    • Added to diazotization and coupling stages for azo dye formation.
    • Participates in one-pot indole/quinone synthesis routes.
    • Subjected to oxidative condensation during pigment base preparation.

    Final product types

    • Azo dye intermediates for synthetic fibers
    • Indole-based pigments for printing inks
    • Polyhydroxy aromatic colorants for plastics
    • Functionally substituted dyes for paper and coatings

    4. API Grade Reference Substance and Analytical Standard Preparation

    Certified laboratories and QC units within major life-science companies require this substance as a traceable reference and system suitability standard for the qualitative and quantitative analysis of catecholamine-related APIs. Its lot-traceable synthesis with documented residual solvents, isomer ratios, and absolute purity ensures robust method validation for HPLC, GC-MS, and NMR applications. This role demands conformity to reference standard production, audit samples, and calibrator specifications under rigorous ISO/IEC and pharmacopoeial audits.

    Industry compliance standards

    • ISO 17034 (General requirements for competence of reference material producers)
    • USP–NF Reference Standards Program
    • European Pharmacopoeia General Notice: Reference standards
    • WHO Good Practices for Pharmaceutical Quality Control Laboratories

    Typical usage ratio

    • Prepared and supplied as 100% neat or as gravimetrically verified solutions of 0.1–10 mg/mL; application-dependent and always accompanied by CoA and full spectral characterization.

    Downstream process integration

    • Used for calibration of analytical instruments in API development and release testing.
    • Integral to system suitability assessments in residual solvent and method accuracy studies.
    • Incorporated into audit trails for batch record traceability and proficiency testing schemes.

    Final product types

    • Certified reference solutions for HPLC/GC systems
    • System suitability standards for analytical labs
    • Secondary working standards for pharmacopoeial testing
    • Proficiency panel materials for laboratory accreditation
    Free Quote

    Competitive 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol: Practical Experience From the Site Floor

    From Reaction Vessels to Research: What Decades of Real-World Production Teach Us

    Every day in our facility, 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol flows from glass reactors, filtered through sturdy columns, and lands on the desks of our analytical chemists. This product, often recognized by chemists working in pharmaceutical intermediates or fine organic syntheses, does not arrive at its final form through luck or guesswork. The process demands a sharp eye for purity, a steady hand for temperature control, and a clear understanding of both safety and yield. All of these, we’ve learned, build not just a chemical, but also our reputation over years of real work.

    Why Experience Matters More Than Any Spec Sheet

    It’s easy to list the melting point, molecular weight, or solubility of a compound. You can look up CAS numbers and generic datasheets across the internet. What those pages never show is how a batch reacts to humidity, how a supplier’s solvent variance can kick up a runaway reaction, or how the tiniest contamination in raw catechol shifts yields and purity. We test every production run using proven methods like HPLC and mass spectrometry and check not just for purity, but also for trace impurities that can throw downstream chemistry into chaos. Our QC staff walks through every lot, reviewing not only numbers, but also the practical performance: stability during storage, measured shelf life, crystallization or precipitation behavior if stored under varied temperatures — things that only show up after real handling, not on paper.

    Comparing 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol to Other Building Blocks

    Chemists sometimes swap out catechol-based intermediates when looking for easier or safer production. We’ve seen requests to use two-position hydroxybenzyl compounds or even ones with substituted alkylamino groups, hoping for fewer byproducts or more straightforward workup. In-field data shows a real difference once the product moves beyond the round-bottom flask. Compared with single-hydroxy analogs, our 3,4-dihydroxy derivative offers more reactive points, leading to higher coupling efficiency for those designing dopamine-type structures or beta-adrenergic scaffolds. We watch medicinal teams achieve tighter structure-activity relationships using our product, especially when side reactions from less-reactive analogs start eating into their budgets and timelines.

    What Goes Into Quality: Lessons From Batch to Batch

    Beyond the textbook chemical pathway, actual production calls for adjustments almost every month. Raw material quality varies with seasons. One year, our standard methylamine solution came in with a new stabilizer — not on the COA, but enough to trigger a new yellowish tinge in the crude. Our lab caught it before it reached downstream equipment, saving us both a major purification headache and a loss of trust with our regular buyers. Over time, we’ve found that reaction kinetics scale up differently with each new reactor material. Glass gives clean batches but costs more in maintenance. Stainless steel wins on durability but heats unevenly in certain jacketed units. These aren’t choices seen on standard datasheets, but they decide how reliably the product reaches customers as expected, every time.

    Understanding Product Uses: Bridging Factory and Application Labs

    In a synthetic route, 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol often plays the part of an intermediate enabler, not the final star of the show. Still, our feedback loop with pilot plants and academic labs shapes what we produce and how we finish it. Researchers making neurotransmitter analogs, diagnostics, and even select agricultural agents often lean on this molecule for its ease of modification at both the amine and hydroxyl groups. Reports consistently confirm that our stabilized lot holds up better under longer storage, seeing fewer oxidation artifacts and less pink or brown discoloration — a detail we track batch after batch, triggered by feedback from a chromatography lab halfway across the world, now built into our process. Production chemists running several-gram syntheses or kilo-scale batches value the high degree of amine reactivity, which shortens coupling steps and boosts their yields.

    Safety and Handling: The Unwritten Rules of a Production Site

    Production workers often share quiet shortcuts and hard-won rules on the floor. You learn quickly that minor slips during the addition of methylamine or incomplete quenching brings risks not captured by the handbook. On humid days, storage conditions shift, and even packaging needs to adjust for water absorption, since catechol-based compounds can be sensitive to moisture. We train every shift on the risk of unintended oxidation — practical advice, not just checklist procedures. Where others send out straightforward products, we go a step further: antioxidant blends in some lots after analytical checks show a signal shift, nitrogen-purged containment at packaging, and a tight focus on cleanroom air quality at the final steps. Every year, these tweaks mean fewer headaches for both us and the researchers who count on predictable, easy-to-handle batches.

    What Separates the Best: Details That Make a Difference

    Most manufacturers advertise high purity. In the real world, it’s the shape and stability of that purity over time — not just fresh from the reactor, but after weeks in storage and after shipping through seasons and borders. Keeping side products under control means fresh solvent monitoring, minimum exposure to atmospheric oxygen, and regular staff retraining. We invest in lot-by-lot documentation not for show, but because each batch tells its own story. Sometimes a lot achieves purity on the first try but crystalline form is off, which can interfere with solubility at user labs. Our team has built a protocol for batchwise microscopy and particle sizing because we know some partners require smooth dissolution in water or alcohols for downstream steps.

    We have met labs that struggled using off-the-shelf analogs from traders: yields dropped, mystery peaks showed up by HPLC, and nobody could explain why. Sending out a stable lot with clear impurity profiling and matching spectral data translates to saved time and more reliable outcomes for these users. Over the years, we’ve documented cases where even slight shifts in methylamine source or water content change the reactivity of the final product — something only apparent when large-scale production meets fine analytical checks. This day-to-day vigilance is part of our process, not a standard line on a product brochure.

    Specification Choices: Why Our Process Grows and Changes

    No synthesis scales perfectly from bench to plant. Temperature ramps, catalyst lots, quench rates, glassware versus stainless steel — the devil stays in the details. We continue to adjust process parameters based on long-term tracking. Chromatograms from years past get reviewed against new batches to spot trending contaminants, no matter how low the baseline. It’s more than just maintaining compliance; it’s about real trust with the scientists who depend on our work. Beyond following the standard spec, we’ve added extra checkpoints for moisture content, since atmospheric water can start low-level side reactions that only show up in later coupling steps. If a partner mentions a strange result, our team investigates until we find a root cause, sometimes revisiting old warehouse samples to trace subtle shifts in batch behavior.

    Building for Reliability: Teamwork and Open Communication

    Every lot reflects not just chemistry, but teamwork. Operators notice shifts in reaction color early, alerting QC to double-check certain parameters. Analytical chemists trace baseline drift or minor peaks before management even hears about a potential issue. This focus on internal communication pushes product reliability beyond simply hitting purity marks. We openly share findings with academic and industrial partners, including both good and bad news, because we know the real world demands fixes, not a polished illusion.

    We see firsthand how missed communication between batch operators and lab chemists can lead to a recurring spike in batch inconsistencies. By keeping lab meetings nimble and encouraging instant feedback, we close gaps faster. Customers trusting in the supply chain pick up on this reliability too — not just because their first batch works, but because every repeat order tells the same story, grounded in care rather than routine.

    Solutions for Real-World Problems: Fact-Based Adjustments, Not Band-Aids

    Problems show up fast in the plant. Organic synthesis runs produce byproducts, exotherms need watching, and raw materials slip out of spec now and then. We learned through experience that blaming the supplier or changing paperwork fixes nothing by itself. Using our own analytical suites, we can rapidly verify input quality and set aside problematic lots, shifting to trusted in-house reagents when needed. Having a local backup purification pathway proved its value more than once — saving both time and product yield against an unexpected contamination.

    Raw product storage can make or break usability. Catechol-based intermediates tend to darken or degrade in ordinary plastic or cardboard. We tested a range of packaging materials and found that lined, airtight, opaque containers stop oxidation and keep the white-to-light-tan crystals unchanged even after transit. Over packages sometimes arrive at our customer sites looking a bit battered, but the internal material remains untouched. After years of tracking claims and complaints, switching to this packaging method cut after-sale issues by nearly half.

    Shipping through multiple seasons challenged us further. Fluctuations in temperature and humidity changed both product appearance and performance. Our internal studies with long-haul shipping partners led us to climate-controlled storage and expedited delivery where possible. We've reduced customer complaints significantly, as our product continues to show consistent reactivity and color no matter the weather, a benchmark we use for all future shipments.

    Real Application Feedback: More Than Theory

    R&D teams often send us updates about challenges they face. Sometimes coupling efficiency drops, product color changes unexpectedly, or downstream reactions stall. Instead of hiding behind technical jargon, we bring real samples from our own warehouse, break down usage steps under controlled lab conditions, and share annotated chromatograms. We work side-by-side with users to troubleshoot, even suggesting buffer or solvent tweaks when the literature offers little clarity. One pharmaceutical team told us their high-throughput synthesis flagged unusual purple spots during filtration. Our investigation traced it back to a hidden plasticizer in their filter disks, missed by standard tests but flagged by our in-house LC-MS. We solved their problem by shipping a new lot and sharing updated storage and filtration advice — a detail now built into our customer recommendations.

    Working relationships like these do more than drive sales — they teach us how to create batches that hold up under pressure, and keep unexpected byproducts at bay. We use application data from all over the world to revise both our process and our lot release criteria. Our in-house team works like an external lab, rolling every lesson back into production protocols, safety sheets, and storage suggestions. In tough regulatory environments, our thorough product records help partners complete their submissions. Consistency matters as much as claims, and that means every bottle we ship carries the weight of direct experience, not just marketing promises.

    Where Specification Meets Reality: Fine Details Make Lasting Partners

    Anyone can sell a white powder with a chemical name and a high HPLC purity. In practice, those buying 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol from us return not only for the product, but for our practical approach and willingness to explain the story behind each batch number. Minor differences show up not in gross purity, but in daily work. A crystallization difference means one lot dissolves faster in cold methanol and another needs gentle warming. We test dissolution on every lot so that users know what to expect, not just what the paper says. Large-scale partners track impurity signatures against past lots and trust we’re up front about any tiny change.

    Questions about specific applications come in all the time. Academic labs use our material for novel synthetic transformations. Industrial teams look for robust coupling steps in medicinal chemistry. We draw on past collaborations and application testing to help answer these questions swiftly and clearly. Our experience tells us that specifying how a lot performs under diverse pressures and solvents gives greater confidence than any generic spec sheet.

    Constant Improvement: Drawing On All the Lessons Learned

    Nothing we do stands still. New equipment, improved purification columns, refined temperature-control systems, and better analytical tools all stem from years of listening to not only our customers, but also our own employees. Open incidents, routine checks, and feedback loops all contribute to ongoing improvement. Every system change begins with a practical experiment — blended columns, shorter wash steps, in-process snapshots instead of single end-point checks — so we catch and correct variances as early as possible.

    Leaning on experience, each technical hiccup turns into a lesson rather than a cost. We log why a product veered off spec, what environmental quirks affected the baseline, and how customer application data trended over weeks and months. Every new challenge brings an update to protocols, retraining for staff, and a more reliable next batch. This ongoing process takes more effort than simply chasing yield on a spreadsheet, but it returns the kind of trust and product stability that can only be built through repeated, reliable practice.

    Partnership Built on Knowledge and Consistency

    Supplying 3,4-Dihydroxy-Α-((Methylamino)Methyl)Benzyl Alcohol means carrying both pride and responsibility. We blend factory know-how with laboratory insight, track each batch from raw material reception to outgoing container, and value every question our partners raise. Production challenges keep us sharp, from minor recipe tweaks to packaging breakthroughs and shipping logistics. Every fact learned on the ground — whether through hands-on handling, customer feedback, or testing in our own labs — gets cycled back to make each batch stronger, safer, and more predictable.

    We’ve learned that clear communication, ongoing data sharing, and practical experience matter as much as any formal spec. Our approach is shaped by what works on the floor and what delivers for scientists building tomorrow’s medicines, sensors, or catalysts. Each lot leaving our site represents thousands of small choices, dozens of lessons, and a daily commitment to doing things right. This product reflects not only an item in a catalog but also the honest effort, teamwork, and openness that we bring to the table — and that’s something only the manufacturer truly sees, day after day.