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1-(2,5-Dimethylphenyl)Piperazine

    • Product Name 1-(2,5-Dimethylphenyl)Piperazine
    • Alias 2,5-Dimethylphenylpiperazine
    • Einecs 629-752-8
    • 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

    329185

    Chemical Name 1-(2,5-Dimethylphenyl)piperazine
    Cas Number 34803-66-2
    Molecular Formula C12H18N2
    Molecular Weight 190.29 g/mol
    Appearance White to off-white solid
    Melting Point 98-100 °C
    Boiling Point 334.3 °C at 760 mmHg
    Density 1.02 g/cm³
    Solubility Soluble in organic solvents, sparingly soluble in water
    Smiles CC1=CC(C)=CC=C1N2CCNCC2
    Iupac Name 1-(2,5-dimethylphenyl)piperazine
    Pubchem Cid 23253131

    As an accredited 1-(2,5-Dimethylphenyl)Piperazine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing White HDPE bottle with tamper-evident cap, labeled “1-(2,5-Dimethylphenyl)Piperazine, 100g,” includes hazard symbols and handling instructions.
    Shipping 1-(2,5-Dimethylphenyl)piperazine is shipped in tightly sealed containers, protected from light, moisture, and incompatible substances. Packaging complies with safety and regulatory guidelines for handling chemicals. Proper labeling ensures hazard identification. During transport, the material is handled by certified carriers, following all relevant local, national, and international shipping regulations.
    Storage 1-(2,5-Dimethylphenyl)piperazine should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from direct sunlight, heat, and incompatible substances such as strong oxidizing agents. Maintain storage at room temperature and avoid moisture exposure. Proper chemical labeling and secure placement are essential to ensure safety and prevent unauthorized access or accidental release.
    Application of 1-(2,5-Dimethylphenyl)Piperazine

    Applications of 1-(2,5-Dimethylphenyl)Piperazine in Industrial Manufacturing

    1-(2,5-Dimethylphenyl)Piperazine is an established synthetic intermediate serving specialized markets that demand precise process integration and certified compliance. As an original chemical manufacturer, we support a range of downstream customers who rely on this ingredient in highly regulated and technically differentiated applications.

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

    Major pharmaceutical producers incorporate this compound as an advanced intermediate in small molecule API synthesis, especially for psychoactive agents and CNS-active compounds. Process teams apply it primarily during late-stage construction of piperazine-containing structures, where the compound’s profile supports clean transformation, impurity control, and traceability required for regulatory submissions under GMP. Our facilities deliver material with extended batch traceability to support DMF or CEP filings as required by downstream partners.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • US FDA 21 CFR Part 211 process management
    • European Pharmacopeia (Ph. Eur.) compliance in residual solvent and impurity controls
    • Chinese Pharmacopeia (ChP) documentation when exporting to Asia

    Typical usage ratio

    • Usually dosed at 1.05–1.15 molar equivalents as a key intermediate, depending on the stoichiometry of the target molecule synthesis step
    • Adjusted within 5% to compensate for material purity or yield optimization, verified during process scale-up

    Downstream process integration

    • Introduced during late-stage N-alkylation or arylation steps, following initial scaffold assembly; fed in solution under controlled temperature and pH to manage reactivity
    • Typically dissolved in polar aprotic solvents for phase-transfer or used directly in protected form for convergent synthesis

    Final product types

    • CNS-active pharmaceutical actives (e.g., antipsychotic or anxiolytic drugs)
    • Bulk API for generic and branded drug portfolios
    • Regulated intermediates for CDMO contract synthesis
    • API reference standards for analytical QC/laboratory validation

    2. Intermediate for Agrochemical (Pesticide) Active Ingredient Manufacturing

    Major agrochemical formulators use this compound as a synthetic building block when producing active ingredients for selective herbicides and insecticides. Inclusion typically takes place in multi-step syntheses where piperazine functionalities provide specific target selectivity and metabolic stability in plant protection products. Our customers rely on our batch-to-batch reproducibility and impurity profiles suitable for downstream registration dossiers.

    Industry compliance standards

    • FAO/WHO Specification for Pesticide Ingredients
    • REACH registration (Europe) for environmental and health safety
    • ASTM E231 Standard for chemical purity reporting
    • ISO 17025 Certificate of Analysis protocols

    Typical usage ratio

    • Charged at 1.0–1.3 molar equivalents in batch synthesis, depending on subsequent ring closure or alkyl substitution steps
    • Ratio optimized to balance cost efficiency and impurity minimization in high-volume manufacturing

    Downstream process integration

    • Introduced after halogenation or prior to carbamoylation steps in synthesis trains
    • Fed at controlled rates in stirred-tank reactors, often under inert atmosphere to ensure selectivity and avoid unwanted side reactions

    Final product types

    • Active agrochemical ingredient cores
    • Herbicide and insecticide active systems
    • Fine chemicals for crop protection R&D
    • Reference samples for regulatory submission

    3. Advanced Intermediate for Specialty Pigment and Dye Manufacturing

    Pigment manufacturers employ this compound in the synthesis of functional dyes and pigments where piperazine moieties enhance light fastness and color stability. The compound’s dimethyl-substitution pattern improves anchor group attachment in arylamine or azo dye systems, supporting next-generation colorant innovation. Our production process features analytical batch release and trace impurity profiling to ensure color fidelity in downstream compounding.

    Industry compliance standards

    • EN 71-3:2019 (Safety of toys – migration of certain elements for pigment applications in toys)
    • 42 CFR Part 73.535 FDA restrictions (for food-contact and medical packaging colorants)
    • Blue Wool Scale for light fastness assessment
    • ISO 9001 quality control system for traceability

    Typical usage ratio

    • Integrated at 0.7–1.2 molar equivalents, based on degree of dye functionalization
    • Formulation teams may tune input within 10% based on chromophore intensity requirements and batch consistency studies

    Downstream process integration

    • Fed at coupling or diazotization points during pigment backbone assembly
    • Combined with additional aromatic linkers in melt or solution-phase reactions for pigment extension

    Final product types

    • Functional dyes for plastics, textile, and ink applications
    • Specialty pigments for automotive finishes
    • UV-resistant colorants for industrial coatings
    • High-performance printing inks for secure documents

    4. Chemical Intermediate in Polymer Modification

    Polymer manufacturers utilize this compound to introduce functional groups into specialty engineering plastics. The diamine structure supports chemical modification routes to imidized or crosslinked polymers with customized thermal and mechanical behavior. Process engineers rely on our material for consistent reactivity and clean process integration in continuous or batch reactor setups for advanced materials development.

    Industry compliance standards

    • USP Class VI (for medical-grade polymers)
    • REACH Annex XIV compliance for use in European high-value polymers
    • ISO 10993 biological evaluation for downstream biocompatibility
    • FDA 21 CFR 177.1810 (polymer contact in food packaging, if applicable)

    Typical usage ratio

    • Varies between 0.5–2.0 phr (parts per hundred resin), depending on degree of functionalization and crosslinking required by end-use
    • Process development may require pilot-scale adjustment (<10% up or down) based on polymer compatibility and final properties desired

    Downstream process integration

    • Added either pre- or mid-polymerization, typically after initial oligomer formation
    • May be prereacted for incorporation as a blocked curing agent or introduced in final blending stages for side-chain modification

    Final product types

    • Modified engineering thermoplastics for automotive and electronics
    • High-temperature polyimides for aerospace and industrial applications
    • Polymer blends for demanding mechanical and chemical resistance
    • Specialty medical device plastics

    5. Research Intermediate in Fine Chemical Synthesis and Reference Standards

    Chemical R&D centers and reference material producers demand this compound as a precision intermediate in fine chemical synthesis protocols. Analytical labs apply the material for structure-activity relationship studies, impurity profiling, and synthesis of custom analytical standards. We maintain detailed batch records and supply full analytical characterization to support QC and regulatory audit trails for labs and chemical libraries.

    Industry compliance standards

    • ISO 17034 General requirements for the competence of reference material producers
    • GLP (Good Laboratory Practice) national and international guidelines for analytical laboratories
    • OECD Test Guidelines for chemical safety studies
    • FDA 21 CFR Part 58 (GLP for research and analytical testing)

    Typical usage ratio

    • Applied in custom synthesis typically at 0.8–1.2 molar equivalents, adjusted to match research protocol requirements
    • Small-scale batches, often milligram to low kilogram, with ratio determined by scale-up and analytical needs

    Downstream process integration

    • Used as a coupling partner in SAR libraries, impurity reference syntheses, or as a final-linking moiety in probe development
    • Employed at varied synthesis points, from core-ring construction to side-chain modification, under laboratory or pilot plant conditions

    Final product types

    • Analytical standards for QC or method validation
    • Impurity markers for pharmaceutical and pesticide industries
    • Lead compounds for drug discovery projects
    • Specialty research reagents for academic and industrial chemical development
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    Certification & Compliance
    More Introduction

    Introducing 1-(2,5-Dimethylphenyl)Piperazine: Insights from Manufacturing

    Building reliable chemical foundations takes genuine experience in production, not just a flow chart or catalog of raw materials. At our facility, we create 1-(2,5-Dimethylphenyl)Piperazine with our own hands, starting from primary intermediates that follow strict protocols for consistency and quality. Each batch reflects lessons learned from practical challenges on the production line, the need for stable temperature control, the importance of sourcing the right grade starting material, and the discipline of thorough purification stages. We monitor every reaction, adjust feed ratios, and select solvents for effective phase separation. This kind of scrutiny improves purity, yield, and, most importantly, operational transparency — crucial for anyone who wants confidence in their end application.

    Model and Specifications: Designed for Real-World Performance

    Our current standard model of 1-(2,5-Dimethylphenyl)Piperazine usually appears as an off-white to light beige solid. This shade tells a story not only about chemistry but also about process optimization. Even small color changes can signal where oxygen exposure or solvent impurities crept in during synthesis or crystallization, so we use visual cues alongside analytical controls. Typical melting points and purity ranges reflect months of refining—HPLC, GC-MS, and NMR results are consistent across lots, usually documenting purity over 99%. We sample systematically, and each test aligns with practical expectations rooted in years of method validation, not just textbook technique.

    Particle size and flowability play an underrated role in both handling and downstream processes. Too fine a powder creates static and makes transfer impractical. On the other hand, lumps or inconsistent granulation disrupt filling or weighing steps in formulation labs. We target the physical profile that best balances safety, dust control, and customer workability. Moisture control also matters, as water traces may trigger side reactions in some syntheses. Our batches finish with monitored drying cycles, verified by Karl Fischer titration and loss-on-drying checks. These steps reflect what manufacturing teams face in fast-paced environments, where every hour and every gram counts.

    Usage: From Bench to an Industrial Pipeline

    The reach of 1-(2,5-Dimethylphenyl)Piperazine extends from specialty intermediate to research tool and, in some cases, a pharma precursor. Several colleagues at research labs describe how its reliable reactivity supports their medicinal chemistry projects. Our direct communication with these users uncovers ways to make their lives easier—whether that’s delivering a consistent melting range or tailoring package sizes to lab, pilot, or bulk scales.

    This molecule serves as a scaffold for introducing further functionality, especially in small molecule discovery and analog development. Chemical series based on this piperazine core often rely on both steric and electronic tuning from the 2,5-dimethylphenyl substitution. In our plant, controlling that substitution pattern starts from precursor selection. Some producers compromise here, using mixtures that look similar by TLC but falter on upscaling. Our route focuses on precision—no ambiguous isomer content, no mixed alkylation patterns sneaking through. This discipline prevents downstream analytical headaches for our customers and limits the risk of side product build-up in pharma synthesis.

    Handling also matters. Our packaging options stem from experience with product stability and the practical realities of shipping: HDPE drums resist accidental moisture ingress, while smaller glass bottles preserve batch integrity for high-value projects that rely on trace contaminants remaining below strict thresholds. Regulatory compliance requires identifying process-related impurities, so we revise cleaning protocols regularly and keep robust batch records. These aren’t just compliance tasks—they serve to shield our partners from unexpected documentation gaps during audits or product registration.

    How 1-(2,5-Dimethylphenyl)Piperazine Stands Apart

    Every manufacturer faces the temptation to chase incremental volume with incremental shortcuts. We have seen how that approach quickly backfires—one batch with high colored impurities or off-odors can set back a multi-week research program or force costly purification steps for pharmaceutical groups. By limiting batch overlap, double-checking starting material identity, and rejecting off-spec input, we keep our product ahead of problems instead of scrambling to correct them after customers flag issues. For our team on the shop floor, a stable run of clean, repeatable chemistry is more than a spec sheet; it is a matter of pride and practicality.

    Some competitors outsource vital steps or substitute cheaper catalysts to trim costs. Our direct control over the entire synthetic line allows us to intervene rapidly when scaling up or when parameters drift. Production notes track subtle cues—like a barely skewed NMR peak or a shift in batch odor—that forewarn impurities long before they register on a certificate of analysis. This on-the-ground vigilance reflects what chemical manufacturing is really about: anticipating setbacks, designing processes that drive long-term consistency, and absorbing operative details into every improvement round.

    What We Hear from End-Users

    Feedback loops shape true chemical quality. Customers regularly send updates on their syntheses and highlight specific strengths and pain points in product batches. Some mention smoother crystallization steps with our powder, while process engineers value consistent filtration and low residue after solvent evaporation. Their priorities shift based on what’s at stake, but themes remain constant. Time lost on removing product-related impurities or troubleshooting variable solubility undercuts project momentum. We don’t just hear the words—we see the impact across several years of partnership, with labs returning for reliable material after trying alternatives that led to setbacks.

    Academic groups demand small, fresh lots for screening—they worry about aging or micro-contamination from previous runs in reused drums. We schedule these smaller campaigns with extra QC intervals, and don’t batch material just to pad inventory. Industry partners operating at scale have different worries, often pointing to processability and regulatory data. We provide them with impurity profiles generated from stress tests, photostability samples, and analysis by orthogonal techniques. This isn’t only about ticking off boxes for an audit; it helps uncover which impurities show up during long-term storage or extreme handling, and therefore which ones matter in scaled synthesis.

    Facing the Reality: Technical and Logistical Hurdles

    Running a modern chemical plant throws surprises at every stage. A seemingly trivial tweak—using a slightly different solvent grade or changing a drying protocol—can cause downstream issues. For example, traces of high-boiling solvents slip into the final product if the solvent cut isn’t sharp enough, which affects compound volatility and purity, especially for sensitive downstream coupling reactions. That knowledge only comes from direct experience and rounds of troubleshooting.

    Our technical teams routinely revisit every standard operation. Even something as simple as the filtration step demands careful filter choices to avoid fiber contamination in the white-to-beige solid. Static charge control cuts down dust, while reorder points for bulk shipments factor in seasonal humidity swings that alter powder flow and packaging durability. We invest in robust logistical chains to shorten times from manufacturing to delivery, limiting warehouse exposure that can subtly affect the shelf life or purity of the compound.

    Differences from Other Piperazine Derivatives and Products

    In the wider market, multiple piperazine derivatives jostle for similar applications. Each tweaks the molecular profile, impacting reactivity, solubility, or compatibility in hybrid chemical schemes. 1-(2,5-Dimethylphenyl)Piperazine holds specific value due to its substitution pattern, which directs downstream reactions and influences physicochemical behavior. In our hands, this translates into unique handling requirements as well as opportunities for further derivatization. Unlike nonsubstituted or mono-substituted piperazines, the 2,5-dimethylphenyl motif blocks certain side reactions, protecting from undesired ring opening or rearrangement during sulfonation or acylation steps—practical insights verified in our scale-up records.

    Comparisons also sit in how product purity controls cascade into overall project outcomes. We know from direct customer feedback that some commercial sources struggle with color bodies, solvent residues, or residual starting material. Our team tracks these parameters closely because uncontrolled variables bleed into unpredictable and lengthy cleanup steps, siphoning resources and sometimes resulting in outright project abandonment. By keeping our impurity profiles tight and reproducible, we make it easier for partners to work confidently, from analytical development to kilo-lab synthesis.

    Differentiation goes beyond chemistry. Our operations team keeps one eye on packaging, product traceability, and regulatory responsiveness—never shunting the manufacturing burden onto untested tollers. This lowers the risk of mislabeling, commingling, or unexplained batch deviation. The chemical industry has seen the fallout from casual handling and uncontrolled outsourcing, with costly recalls or regulatory hang-ups crushing years of development. We stand behind every drum, bottle, and sample because all of them originate at our site, under the same strict protocols.

    Supporting Quality: Real Data, Not Just Declarations

    Our approach pulls in analytical chemists, plant operators, and quality managers at every stage. Each product run builds up a legacy of data—analytical profiles, batch notes, deviation investigations, long-term storage assessments. This culture makes us wary of simply declaring quality without backing it with hard results. Data from HPLC, GC-MS, and NMR serves as the backbone of our internal decision-making, not just a sales argument. We maintain reference archives for every lot, which helps resolve questions years after shipment. This practice is especially crucial for pharmaceutical partners facing regulatory scrutiny. Our ability to send historical data or demonstrate consistency across lots reassures downstream quality teams and regulatory reviewers.

    Compliance doesn’t begin and end with a certificate. It reflects years of refinement in SOPs, analytical method upgrades, and plant engineering that serve both safety and productivity. Local and international inspectors periodically visit and review every aspect of our process. We invite these audits because each one uncovers ways to build in more transparency and safety. Confidentiality, sample retention, and responsible waste handling don’t just meet demand—they anticipate the issues years before they appear in new regulations or international guidelines.

    Continuous Improvement: Learning from Every Lot

    Chemical manufacturing is not static. Even for a mature product line like 1-(2,5-Dimethylphenyl)Piperazine, we continually evaluate every process stage. Our engineering team runs cross-comparisons with new catalyst systems, tests out different crystallization protocols, and studies packaging aging under controlled conditions. We keep up with literature and industry reporting, hunting for the incremental gains that, collectively, reduce batch failure rates and environmental impact.

    We collect and track minute details, from the performance of new solvent recovery systems to the long-term stability of various packaging under export conditions. Customer queries often serve as a catalyst for further improvement—a request for a smaller batch size inspired more flexible filling lines, reducing cross-contamination risks and supporting research-scale customers more directly. This agile, responsive attitude carries through daily operations, ensuring we never grow complacent or reliant solely on what worked in the past.

    From Factory Floor to the End User: The Value of Direct Manufacturing

    Many in the industry underestimate how small operational choices ripple into wider effects on delivery schedules, batch reproducibility, and customer satisfaction. Direct manufacturing means grasping these connections firsthand; solving upstream challenges before they cascade into downstream complications. For 1-(2,5-Dimethylphenyl)Piperazine, being at the production source lets us address questions instantly—about batch quality, compliance, shipment, or analytical documentation. No waiting for secondhand updates or stockouts from an intermediary juggling multiple suppliers.

    Our customers rely on this responsiveness. Some chemicals move at a predictable, slow pace; intermediates like ours pulse through research cycles in unexpected sprints. One week’s demand might triple after a project breakthrough. Direct, flexible batch scheduling avoids region-wide supply bottlenecks or the disasters that come with missing shipping windows. We stay close to the plant so we can prioritize runs, adjust output, and relay changes back to customers in real time. This pragmatism sustains project timelines and builds the trust that leads partners to return again and again.

    Industry Trends: Responding with Practical Adaptation

    Over years in this sector, our team’s seen the market shift rapidly. Chemical-grade expectations ratchet up as downstream partners tighten impurity standards and regulatory agencies scrutinize production methods. We respond by doubling down on supply chain traceability, adopting smarter batch tracking systems, and implementing process controls to catch issues before they manifest in customer labs. The real risk in specialty chemical manufacturing comes from lagging behind these changes, not from overinvesting in documentation or quality oversight.

    We use digital tracking and barcode batch controls not because it’s trendy, but because missing a contamination event or mislabeling a drum spells months of recovery work and fractured client trust. Faster, smarter logistics matter now more than ever. Export markets require robust documentation—deviation logs, impurity fingerprints, proof of chain-of-custody. By embedding these controls into daily workflow, we give every customer traceability and comfort in knowing the batch they hold in hand can be backward-traced through our system with full transparency.

    Environmental and Safety Considerations

    Manufacturing chemicals demands more than technical competence—it mandates environmental stewardship and workplace safety. Each run of 1-(2,5-Dimethylphenyl)Piperazine is designed not only for yield and throughput but for waste minimization and safety in every step. Solvent recovery cuts down emissions and costs, waste streams pass neutralization protocols, and plant emissions are measured and documented. Hazardous reactions use engineering controls, real-time alarms, and personal protective equipment rooted in industry best practices and lessons from peer manufacturers.

    This commitment isn’t just regulatory—it guards our team’s health and well-being, and the reputation of every downstream user. Fluctuations in environmental standards prompt long-term investments in process improvements, not just short-term fixes for compliance. The move to greener chemistry continues—where new catalyst systems, smarter air handling, and solvent reuse cut risks and increase sustainability. We prioritize continuous training, cross-audits, and emergency drills. This keeps us ready to handle anything from container rupture to unexpected weather impacts or global supply chain disruptions.

    Trust Built on Direct Manufacturing Experience

    1-(2,5-Dimethylphenyl)Piperazine means something different in the hands of an actual producer. For us, each order, each kilogram, each year in service carries a record of problem-solving, improvement, and genuine partnership. We see batches through from inception to shipping, merging technical skill with an ongoing dialogue with end-users. Practical attention to process, purity, traceability, and regulatory support sets our production apart from generic commodity approaches. Chemical manufacturing rewards experience, vigilance, and exhaustively validated process control—values we’ve carried through years of successful operations and shared with every customer who receives our product.