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3,4-Dimethylphenethylamine

    • Product Name 3,4-Dimethylphenethylamine
    • Alias 3,4-DMPEA
    • Einecs 210-285-7
    • 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
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    Specifications

    HS Code

    676771

    Iupac Name 2-(3,4-dimethylphenyl)ethan-1-amine
    Cas Number 7385-97-0
    Molecular Formula C10H15N
    Molecular Weight 149.23 g/mol
    Appearance Colorless to pale yellow liquid
    Melting Point -33 °C
    Boiling Point 246-248 °C
    Density 0.936 g/cm³
    Solubility In Water Slightly soluble
    Smiles CC1=C(C=C(C=C1)CCN)C
    Inchi InChI=1S/C10H15N/c1-8-3-4-10(2)9(7-8)5-6-11/h3-4,7H,5-6,11H2,1-2H3
    Pubchem Cid 253589
    Refractive Index 1.522

    As an accredited 3,4-Dimethylphenethylamine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing A 100-gram amber glass bottle with a screw cap, labeled "3,4-Dimethylphenethylamine," featuring hazard symbols and safety information.
    Shipping 3,4-Dimethylphenethylamine is typically shipped in tightly sealed containers made of compatible materials, protected from light, moisture, and extreme temperatures. It is transported in accordance with local, national, and international regulations for chemical substances to ensure safety and prevent leakage or contamination. Proper labeling and documentation accompany each shipment.
    Storage 3,4-Dimethylphenethylamine should be stored in a tightly closed container, in a cool, dry, well-ventilated area, away from sources of ignition and incompatible substances such as oxidizers and acids. Protect from moisture, heat, and direct sunlight. Ensure proper labeling and access controls, and follow all relevant safety and handling procedures to minimize exposure and contamination risk.
    Application of 3,4-Dimethylphenethylamine

    Applications of 3,4-Dimethylphenethylamine in Industrial Manufacturing

    As a direct manufacturer of 3,4-dimethylphenethylamine, we supply this specialty amine to manufacturers operating in established downstream application sectors. The following sections detail primary industrial scenarios, highlighting industry standards, specific formulation ratios, integration points in manufacturing, and representative end products.

    1. Pharmaceutical Intermediate for Active Pharmaceutical Ingredient (API) Synthesis

    API production utilizes 3,4-dimethylphenethylamine as a key chemical building block when synthesizing phenethylamine-derivative medications, particularly central nervous system agents and vasoconstrictive compounds. Process engineers design routes where amination and side-chain modifications occur early to avoid excessive downstream purification, often customizing amine ratios per target molecule. Medicinal chemists account for regulatory directives in both the synthesis and isolation steps, tracking impurity profiles and batch traceability that will impact the marketed API’s release and registration for human therapeutic use.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • USP (United States Pharmacopeia) General Chapters for Residual Solvents and Impurities
    • EU No. 536/2014 Clinical Trials Regulation (for intermediate sourcing traceability)
    • China National Medical Products Administration (NMPA) registration requirements for API intermediates

    Typical usage ratio

    • Reactant concentration in the range of 0.2–0.6 molar equivalents relative to the primary synthesis substrate, adjusted based on targeted API’s side-chain demand and yield optimization studies.

    Downstream process integration

    • Addition at the amination or alkylation step under controlled temperature and pH in a pressure reactor; introduction before chromatographic or crystallization purification stages; batch or continuous mode based on process scale and plant design.

    Final product types

    • Pharmaceutical active ingredients (e.g., decongestants, sympathomimetic drugs)
    • Bulk pharmaceutical intermediates for further modification
    • Small-molecule finished dose precursors supplied to generic drug manufacturers

    2. Intermediate in Agrochemical Synthesis

    Major crop protection chemical manufacturers incorporate 3,4-dimethylphenethylamine into the upstream production of certain herbicides and growth regulator intermediates, particularly those featuring branched alkyl substituents for optimized target selectivity and stability. The amine’s reactivity profile supports efficient nucleophilic substitutions or coupling steps, and formulators precisely calculate dosage based on active ingredient load and process byproduct tolerances as governed by sector audits and registries.

    Industry compliance standards

    • ISO 9001:2015 Quality Management System for agrochemical manufacturing
    • FAO/WHO specifications on technical-grade pesticides
    • REACH (EC 1907/2006) registration for chemical intermediates in the EU
    • China GB 2763 Maximum Residue Limits for Pesticides in Food

    Typical usage ratio

    • Dosage between 0.15–0.35 molar equivalents per batch reactant, chosen based on the molecular structure and final tolerance for residual amine in finished formulations after workup and purification.

    Downstream process integration

    • Feed-in to nucleophilic aromatic substitution (SNAr) stage during core scaffold construction, followed by phase-transfer catalysis for coupling reactions; amine neutralization or removal during downstream aqueous workup as prescribed in plant standard operating procedures.

    Final product types

    • Precursor intermediates for selective post-emergence herbicides
    • Building blocks for synthetic plant growth regulators
    • Custom agrochemical intermediates supplied to local formulation plants

    3. Synthesis of Specialty Polymeric Additives

    Manufacturers of high-performance resins and coatings employ 3,4-dimethylphenethylamine as a chain extender or functional modifier in the production of aromatic polyamides and polyurethane dispersions. Its branched structure facilitates thermal and chemical stability enhancements, as well as improved solubility profiles in cross-linked polymer matrices. Quality control labs adjust incorporation percentage relative to targeted polymer end-use specifications and designated compliance tests for mechanical and chemical resistance.

    Industry compliance standards

    • ISO 9001 Quality Management System for polymer production
    • EN 71-3 (European Safety of Toys – migration of certain elements) if used in coatings for consumer goods
    • ASTM D256, D638 (mechanical properties testing for plastics, as applicable to final use)
    • RoHS Directive (2011/65/EU) restriction on hazardous substances for electrical applications

    Typical usage ratio

    • Commonly 1.5–6.0% by weight on the total monomer/oligomer mixture; modified depending on target glass transition temperature, molecular weight distribution, and compatibility with downstream crosslinkers.

    Downstream process integration

    • Direct addition into melt or solution polycondensation reactors as a chain modifier or end-capping agent; incorporation into pre-polymer blend stages in waterborne PUD processes; monitored by real-time viscosity and molecular weight endpoints.

    Final product types

    • Specialty polyamide resins for engineering plastics
    • Polyurethane dispersions (PUD) for high-durability coatings
    • Thermo- and chemoresistant anti-corrosive paint additives

    4. Manufacture of Fragrance Intermediates

    Fragrance factories processing synthetic aroma chemicals use 3,4-dimethylphenethylamine as a precursor for producing musk and floral ether compounds found in detergent, household cleaners, and personal care formulas. Reaction chemists design specific acylation and etherification sequences, tightly controlling amine content to meet purity specifications mandated by international fragrance trade standards and consumer product ingredient lists. Manufacturing plants typically run closed-batch reaction systems to minimize contamination and monitor trace byproducts.

    Industry compliance standards

    • International Fragrance Association (IFRA) Standards and Guidelines
    • Cosmetic Ingredient Review (CIR) procedures for purity and toxicology
    • REACH compliance for fragrance intermediates exported to the EU market
    • IFRA/IOFI Labeling Manual for safety-assessed chemical exposure

    Typical usage ratio

    • Standard addition of 0.07–0.20 molar equivalents based on target ester or ether formation; ratio modified by desired fragrance longevity and regulatory purity constraints imposed for end-use sectors.

    Downstream process integration

    • Incorporation at acylation or etherification steps under controlled reflux conditions; adjustment of pre-purification protocol to minimize color and odor impurities; direct transfer into distillation units before final aroma blending.

    Final product types

    • Musk ketone and related synthetic musk intermediates
    • Alkyl ether aroma compounds for detergents
    • Functionalized perfume bases for personal care product blending

    5. Chemical Intermediate for Fine Organic Synthesis

    Craft and specialty chemical producers incorporate 3,4-dimethylphenethylamine in multi-step syntheses where specific aromatic alkylamine scaffolds provide reactivity and selectivity in the production of small molecule additives, laboratory reagents, and specialty performance chemicals used across a range of processes. Synthetic chemists select loading and introduction point based on overall atom economy, downstream waste treatment considerations, and workflow optimization crucial for batch and pilot-scale production subjected to demanding analytical controls.

    Industry compliance standards

    • ISO 9001:2015 for quality assurance in specialty chemical manufacturing
    • Responsible Care® Program for environmental and chemical handling safety
    • Local chemical transport and storage regulations (e.g., U.S. DOT 49 CFR 172)
    • GHS (Globally Harmonized System) for classification and labeling

    Typical usage ratio

    • 0.1–0.5 mole per mole of core substrate, determined per synthetic step yield and targeted intermediate purity; scaled up in incremental pilot runs subject to downstream conversion efficiency.

    Downstream process integration

    • Charged into alkylation, reduction, or salt-formation stages; process monitored via in-process HPLC/GC analysis; removal of excess amine in solvent extraction or distillation units prior to isolation of target compound.

    Final product types

    • Custom laboratory synthesis reagents for academic and R&D customers
    • Specialty chemical additives for plastics and elastomer modification
    • Performance-improving intermediates for electronics manufacturing chemicals
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    Certification & Compliance
    More Introduction

    Understanding 3,4-Dimethylphenethylamine: Direct Insights from the Manufacturer’s Platform

    Our Approach to Sourcing and Producing 3,4-Dimethylphenethylamine

    At our production site, 3,4-Dimethylphenethylamine is not just another line item on a product catalog. Crews who have worked decades at reactors and purification lines know that what comes out of a vessel reflects many small choices made upstream—raw material purity, tight process temperature control, and dedication during distillation. Our facilities operate under continuous monitoring, and we review each batch’s in-process data as closely as we review final product grades. This hands-on experience informs why we talk about our chemicals differently: we see every ton as a representation of the technical care embedded in manufacturing, not something easily replaced by a batch from elsewhere.

    Over the years, we have watched chemical applications shift. Customers now ask questions about consistency, low byproduct content, and traceability—a far cry from the days of simply ordering a generic amine. The laboratory team tracks every variable in the process, especially for complex molecules like 3,4-Dimethylphenethylamine, because even a small impurity can change downstream performance. Our process specifications stem from repeated feedback with formulation engineers, not generic handbooks.

    What Goes Into Our Offering: Model, Grades, and Technical Choices

    We offer 3,4-Dimethylphenethylamine in several grades, including technical and research qualities. Each grade reflects adjustment in purification stringency and analytical checks. Purity levels, moisture content, and color metrics tie directly to use cases—from intermediates for dyestuff synthesis to core building blocks in research formulations. Some batches see heightened demand for ultra-low residual solvents; others tailor toward cost-efficient, robust supply for industrial scale conversion. Our focus remains on practical input received from repeat customers, not chasing hypothetical uniqueness.

    Packaging comes from as much factory experience as chemistry. Bulk users—companies churning through hundreds of kilograms in a week—prefer drums and IBCs designed to avoid static buildup and to keep product sealed from ambient air. Analytical supply labs, often requesting kilos, stick with smaller, tightly capped polyethylene containers. Each packaging line runs after a deep flush to prevent crosstalk between products, a practice built into our site protocols after customer audits highlighted this overlooked source of contamination.

    Applications and Role in Downstream Synthesis

    Customers reach out to us for 3,4-Dimethylphenethylamine with specific targets in mind. Some use it as a core intermediate in synthesizing active pharmaceutical ingredients, others in specialty chemicals such as dyes, resin modifiers, or even in academic R&D. What unites these users is the need for material they can trust batch after batch. Overdosing or side reactions in a production line mean actual losses—batches scrapped, delayed shipments, downstream supply headaches. Our technical service team regularly visits buyers to troubleshoot formulation or to tweak specs, since each chemist’s method can stress different aspects of purity, residuals, or physical appearance.

    For instance, a colorant manufacturer might require minimal secondary amine content to limit off-shade formation. Pharmaceutical groups focus heavily on trace metal content and micro-impurity profile because of stringent filing rules. We record each inquiry and, when patterns appear, feed R&D and purchasing teams with the details needed to improve process control or raw material procurement. The feedback loop between client process lines and our reactor logs is active, not just ceremonial.

    Distinguishing Features Compared to Alternative Phenethylamines

    People often lump 3,4-Dimethylphenethylamine with other phenethylamines. Yet, anyone familiar with practical formulation knows chemical structure isn’t the whole story. The 3,4-dimethyl substitution changes both chemical reactivity and handling requirements. Compared with unsubstituted phenethylamine, suppliers see a higher demand for analytical rigor after years of customers noticing trace side reactions from uncontrolled manufacturing routes. When we started scaling up, it became clear that controlling methyl placement and minimizing isomeric impurities required more complex distillation and more stringent in-line monitoring than other derivatives.

    Some interview designers of specialty polymers or fine chemicals call out that only 3,4-dimethyl variants deliver the balance between reactivity and process stability needed for niche applications. Regular phenethylamine precursors can introduce too much backbone flexibility or lead to side-product formation under catalytic conditions. In essence, users gain not only a more tailored chemical tool but also an opportunity to solve specific synthesis problems, especially where yield management or product safety regulations are non-negotiable.

    A hallmark of the dimethyl compounds is their increased boiling points and altered solubility profiles. This plays out noticeably during extraction or solvent exchange steps, where even a small deviation in volatility impacts both energy costs and risk of degradation. Our site process engineers constantly update parameters for solvent choices and recovery cycles, adapting to the practical realities of moving from bench scale to multi-ton processing. Those who believe minor structural tweaks don’t matter have never spent long hours tracing back puzzling drop-offs in main product assay to overlooked secondary isomers.

    Quality Control Rooted in Field Experience

    From an operator’s point of view, quality isn’t just an onscreen pass/fail after a GC or titration. Our inspection teams start sampling as soon as the reactor cools and continue until final transfer into packaging. Any deviation gets discussed at daily shift hand-offs, since we run a tight schedule and errors snowball quickly on production lines. For 3,4-Dimethylphenethylamine, known sensitivity to oxidation or trace iron demands frequent checks on raw material drums, transfer hosing, and holding tanks. Years ago, we introduced nitrogen blanketing to minimize risk, scrapping dozens of expensive containers until results met targets.

    Records from both process and analytical labs show how a small inconsistency in reagent quality or reactor dwell time impacts overall batch fate. Patterns show up quickly when you’re handling repeat lots at industrial scale. In more than a few cases, specific impurity peaks flagged by a client led to root cause investigations all the way back to legacy raw material stock, prompting us to overhaul supplier qualification protocols.

    Working with Our Team: What Manufacturers Get in Practice

    Manufacturing at scale requires more than a steady hand at the reactor. Our staff includes technicians who have seen line expansions, shutdown troubles, raw material delivery hiccups—and each event changes how we approach quality and traceability. Direct communication from factory staff to user-side technical teams helps us catch minor issues before scale-up headaches occur. We often co-design acceptance protocols or custom lot release tests.

    Not every challenge is chemical; equipment age, operator training, and even warehouse microclimates shape batch quality. Our specialists know that solving real-world complications often starts with a call from a user who is facing yield drift in a process step, not a theoretical scenario. Answers come from those who oversaw those same reactors last week, not generic scripts.

    We receive regular questions about this specific compound’s suitability for high-purity, regulatory-driven markets, especially for regulated sectors such as pharmaceuticals. Our record with compliance audits, both internal and external, supports bidders in technical evaluations. On more than one occasion, regulatory teams have shadowed our in-process inspection regime and sample retention vaults, providing transparency back to our clients’ QA auditors.

    What Matters to Users—Upstream Decisions That Affect Downstream Performance

    In the field, compound trace purity, volumetric consistency, and shipment reliability carry far more weight to users than abstract claims on brochures. Delayed shipments or out-of-spec material can shut down an entire production block. Our logistics teams have responded with forward inventory onsite, revised packaging lines for smaller or more secure lots, and contingency routing for urgent deliveries.

    We do not export problems to coworkers or customers. If a drum shows up with the wrong cap or an air leak seal, production returns it outright. When you build trust batch after batch, no department wants to be the cause of a ripple effect down a client’s own fill line. This is not just policy but part of the company’s culture, reinforced by weekend meetings and mid-shift handovers long after inspectors have signed off the batch.

    Regulatory Context and Traceability

    Chemical manufacturing today faces a changing landscape with new documentation and trace traceability requirements. Our shift supervisors track each batch from raw reactants to finished product IDs, integrating barcoding and digital logs. In the past, handwritten lot sheets could create confusion when a client flagged a concern. Now, digital trace tools allow us to pinpoint any issue and respond with corrective action, building long-term confidence with inspection agencies.

    Environmental responsibility also forms part of our approach. Facility upgrades over the last decade include closed-loop solvent recovery, stack monitoring for emissions, and reduced-waste packaging options, reflecting the shift in client expectations and regulatory pressure. These are not just add-ons—they decide whether long-term customers keep their own licenses and reputations secure.

    Supporting Innovation: Beyond Just Production

    We engage regularly with R&D groups at major chemical and pharmaceutical companies. Requests come in for custom derivatives, exploratory syntheses, or adjusted processes to minimize trace co-products. A recent project involved adapting our process protocol to address a recurring ionic contamination problem in a partner’s synthesis route. Through collaborative pilot scale runs, both teams reached a solution that improved final product performance and reduced cost overruns.

    Industry-wide growth in high-throughput synthesis and precision chemicals places greater demand on building block availability. Highly substituted phenethylamines like 3,4-dimethyl variants offer unique platform chemistry for advanced research. Our team invests in pilot reactors and analytical upgrades, knowing that investment encourages faster project starts and more robust downstream results for users.

    Perspectives on Price, Supply, and Market Dynamics

    Being a manufacturer gives us a clear view of the factors impacting supply and price stability for molecules like 3,4-Dimethylphenethylamine. Global supply chain disruptions, changes in upstream feedstock prices, and regulatory updates in export markets have all made their mark in recent years. Buyers notice quick volatility but rarely see the long lead times involved in procurement and inventory planning. Our supply officers spend weeks mapping out production schedules, aware that a single missed shipment of precursor amine or solvent raises cascading risks.

    To support supply security, we keep buffer inventories and multiple sourcing options for key reagents. This reduces the impact from single-point supplier incidents, whether natural disasters or regulatory changes. Regular communication loops between procurement and production lines ensure rapid response to unforeseen events—securing steady delivery beats last-minute crisis management every time.

    Practical Advice for Selecting and Using 3,4-Dimethylphenethylamine

    Chemists and process engineers selecting a new batch for scale-up should not rely on generic certificates alone. Site visits, technical discussions with our production staff, and joint examination of quality histories shed light on actual supply capability. Bear in mind factors like environmental conditions, specific impurity tolerances, and intended downstream chemistry. No one understands the real-world batch variability like those who run the reactors and see both best and worst-case scenarios in action.

    Our staff fields real questions—how to store drums for extended periods, which analytical method offers the fastest, most accurate trace level detection, what tank and pump materials prevent unwanted catalysis, how to ship in humid climates without risking micro-leakage of volatile amines. Decades in the business taught us that these are the details that separate a resilient process from one plagued by repeated troubleshooting.

    Building Supply Relationships That Last

    Technical partnership matters as much as raw product quality. Our recurring clients stay because they see consistent engagement—joint process troubleshooting, data sharing, and honest, direct assessments of what we can and cannot deliver. Long-term supply contracts, custom logistics plans, and open-door technical exchanges flow from mutual trust, not sales targets.

    Every batch produced benefits from the accumulated expertise of line operators, site chemists, logistics planners, and QA officers. This shared memory base keeps us nimble when clients introduce demanding new application contexts. In fast-moving marketplaces, those who blend manufacturing experience with real-world technical support keep ahead of shifting requirements and regulatory norms.

    Why Direct Manufacturer Experience Counts in the 3,4-Dimethylphenethylamine Supply Chain

    A supply chain grows stronger not by outsourcing responsibility but by keeping key functions in-house—sourcing, production, quality, packaging, and after-sale support all matter. Our experience shows that managing every step builds institutional knowledge, establishing process know-how that third parties struggle to replicate. The benefits become clear not at order receipt, but weeks or months later, as customers see batch-after-batch stability and reliable troubleshooting support from people actually running the reactors and packing the drums.

    Direct access to manufacturing insights also empowers users: sharing detailed lot records or root-cause investigations ensures a quicker response when new technical or compliance concerns arise. Our team’s collective commitment to improvement translates into fewer headaches for downstream users—whether they are trying to meet a tight formulation window or responding to new compliance constraints.

    Looking Forward: Innovation and Reliability in Supply

    As industry expectations rise, remaining ahead requires a balance of investment, expertise, and responsive customer engagement. We continue honing our process and broadening analytical capability for 3,4-Dimethylphenethylamine based on proven demand, technical challenges from our customers, and the evolving legal and industrial landscape. Our staff knows that reliable supply underpins both innovation and daily production—two sides of the same coin.

    With real-world manufacturing as our foundation and ongoing face-to-face technical exchange with users, we offer 3,4-Dimethylphenethylamine not just as a commodity, but as a dependable solution, integrated with your needs and anchored by the practical experience of a factory team that values long-term success over one-off transactions. The difference comes not from marketing claims but from the daily work—planning, executing, tracking, and supporting the product from our reactors to your process lines.