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1-Propylpiperazine

    • Product Name 1-Propylpiperazine
    • Alias N-Propylpiperazine
    • Einecs 205-455-4
    • 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
    VTB
    Specifications

    HS Code

    178618

    Cas Number 112-25-4
    Molecular Formula C7H16N2
    Molecular Weight 128.22 g/mol
    Iupac Name 1-propylpiperazine
    Appearance Colorless to pale yellow liquid
    Boiling Point 187 °C
    Melting Point -55 °C
    Density 0.86 g/cm³
    Solubility In Water Miscible
    Flash Point 75 °C
    Refractive Index 1.446
    Vapor Pressure 0.4 mmHg (25 °C)
    Synonyms N-Propylpiperazine

    As an accredited 1-Propylpiperazine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 1-Propylpiperazine, 100g, is supplied in a tightly sealed amber glass bottle with hazard labeling, chemical ID, and safety instructions.
    Shipping 1-Propylpiperazine is typically shipped in tightly sealed, chemical-resistant containers to prevent leaks and contamination. It should be kept away from incompatible substances and stored in a cool, well-ventilated area. During transit, the package must comply with local and international regulations for the safe transportation of chemical substances.
    Storage 1-Propylpiperazine should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from sources of ignition and incompatible substances such as strong oxidizers. Keep it away from direct sunlight and moisture. Proper chemical labeling and secondary containment are recommended. Always follow local regulations and safety protocols for storage of hazardous chemicals.
    Application of 1-Propylpiperazine

    Applications of 1-Propylpiperazine in Industrial Manufacturing

    1-Propylpiperazine serves as a key intermediate in the synthesis pathways of several specialized industries, enabling reliable formulation, stable performance, and industrial-scale consistency. Our manufacturing process ensures high purity and controlled physical properties to match demanding application specifications across downstream sectors.

    1. Active Pharmaceutical Ingredient (API) Intermediate for CNS Compounds

    Pharmaceutical manufacturers use 1-Propylpiperazine as a critical building block in the synthesis of central nervous system (CNS) active molecules, including select antipsychotics and antidepressants. The piperazine core structure facilitates targeted ring substitutions and functionalizations required for precise pharmacological profiles. The compound enters multi-stage hydrogenation and acylation reactions, supporting the scale-up of advanced intermediates compliant with stringent regulatory standards. Controlled addition and purity are mandatory to safeguard final API batch reproducibility and patient safety.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • European Pharmacopoeia Monographs for relevant CNS APIs
    • United States Pharmacopeia General Chapters on API synthesis
    • FDA 21 CFR Part 211 (cGMP for finished pharmaceuticals)

    Typical usage ratio

    • 0.8–1.4 mol/mol versus target API core, adjusted by precursor excess to drive selectivity and manage yield

    Downstream process integration

    • Stepwise introduction in the piperazine ring closure or alkylation stage of CNS drug intermediate synthesis
    • Reaction temperature frequently maintained at 65–85°C with continuous analytical monitoring

    Final product types

    • Quetiapine, other dibenzothiazepine or triazole-based CNS agents
    • Intermediates for serotonin receptor modulators
    • Generic and proprietary pharmaceutical raw materials

    2. Synthesis of Crop Protection Agents (Herbicide Intermediates)

    Producers of agrochemical actives incorporate 1-Propylpiperazine to assemble specific heterocyclic scaffolds within modern herbicides. Its nucleophilic properties make it suitable for highly controlled coupling reactions with halogenated aromatic cores, creating intermediates for transformation into registered herbicide molecules. Performance requires raw material integrity and consistency to avoid unqualified byproducts, especially given downstream environmental and toxicological evaluations.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • ISO 9001 Quality Management Systems for agrochemical production
    • REACH (Regulation (EC) No 1907/2006) Substance Registration for EU use
    • China National Pesticide Quality Standard (GB/T 1603)

    Typical usage ratio

    • 1.0–1.2 equivalents relative to active intermediate, scaled for reaction completeness and minimal waste

    Downstream process integration

    • Introduced into nucleophilic aromatic substitution steps for constructing piperazinyl-functionalized herbicide intermediates
    • Requires anhydrous processing to prevent hydrolysis side reactions

    Final product types

    • Selective pre-emergence and post-emergence herbicides
    • Heterocycle-enriched pesticide intermediates
    • Technicals for proprietary and generic crop protection formulations

    3. Key Monomer in Resin and Polymer Modifier Synthesis

    Specialty polymer manufacturers utilize 1-Propylpiperazine as a functional monomer or chain modifier to enhance flexibility, solubility, and chemical resistance in epoxy, polyamide, and urethane polymers. Its structural features enable covalent linkages or act as chain terminators within the resin backbone, imparting targeted physical and surface properties. Formulators adjust input concentrations according to end-use coating, adhesive, or engineering plastic specifications to deliver consistent batch performance.

    Industry compliance standards

    • ISO 9001:2015 Quality Management for polymer manufacturing
    • RoHS Directive (2011/65/EU) for electrical/electronic component polymers
    • REACH Compliance for polymeric substances, SVHC control
    • UL 94 Flammability Standards for resin compounds

    Typical usage ratio

    • 3–10 wt% in modified resin systems; lower for chain termination, higher for reactive side group integration;
    • Concentration tailored based on desired molecular weight and flexibility

    Downstream process integration

    • Direct casting or blending during main resin polymerization stage
    • Added pre- or post-polycondensation depending on performance profile

    Final product types

    • High-flexibility epoxy floor coatings
    • Polyamide adhesives with improved chemical durability
    • Cationic-modified polyurethane elastomers
    • Functional resin intermediates for advanced composites manufacturing

    4. Intermediate for Specialty Surfactants and Textile Finishing Agents

    The textile and surfactant industry uses 1-Propylpiperazine as a precursor for complexation with fatty acids or alkoxylation to develop high-performance softeners and antistatic finish agents. Its unique amine reactivity supports the creation of cationic surfactants with tailored hydrophilic-lipophilic balance, meeting stringent washing durability and fabric compatibility standards in professional yarn and garment finishing lines.

    Industry compliance standards

    • OEKO-TEX Standard 100 for textile chemical acceptability
    • ZDHC Manufacturing Restricted Substances List (MRSL)
    • ISO 14001:2015 (Environmental Management in processing facilities)
    • EU Detergents Regulation (EC) No 648/2004 for surfactants

    Typical usage ratio

    • 0.5–5 mol% based on total reactive substrate in surfactant synthesis
    • Adjusted for solubility and desired cationic charge

    Downstream process integration

    • First step amide or tertiary amine formation prior to final alkoxylation in surfactant synthesis
    • Post-blend into formulation tank for textile finishing baths

    Final product types

    • Durable fabric softeners
    • Antistatic finishing agents for synthetic fibers
    • Specialty wetting agents for industrial laundering
    Free Quote

    Competitive 1-Propylpiperazine prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    Introducing 1-Propylpiperazine: A Chemist’s Perspective

    Real Value, Direct from a Decade on the Factory Floor

    Standing in a production hall facing tanks filled with 1-Propylpiperazine, you feel the reality of chemistry—a substance shaped by demand, destined for plenty of applications, quietly connecting the worlds of synthesis, pharmaceuticals, and specialty material development. Our team doesn’t just bottle bulk chemicals. We’ve spent years tuning our process for 1-Propylpiperazine, delivering reliability at every stage from raw material sourcing to the end drum that leaves our gate. There’s no separating product identity from its place in day-to-day manufacturing: what’s needed is consistent, high-purity 1-Propylpiperazine that won’t spring surprises mid-reaction.

    Product Model and Specifications: No Guesswork, Just Results

    We produce 1-Propylpiperazine with a focus on chemical integrity—ensuring you get the right molecule every time. Its chemical formula, C7H16N2, comes with a molecular weight of 128.22 and presents physically as a clear liquid, sometimes taking on a pale yellow tint, which underscores the importance of proper handling and quality checks. Refractive index, specific gravity, boiling point—these aren’t just boxes on a spec sheet, they’re measured batch by batch, under conditions that match real-world processing. Our standard packaging holds up against demanding transport scenarios, and we always pull random samples for GC and NMR confirmation before sealing any shipment.

    Every plant run has taught us to keep impurities to a minimum, not just to meet a standard on paper, but to eliminate headaches for end-users running complex syntheses. Low water content is a priority, since even a trace of moisture can chain-react in ways that ruin expensive intermediates. Unreacted starting material or byproducts? Those get flagged and removed thanks to fine-tuned distillation and purification routines developed right here on our line. Regular discussions with procurement teams and QC staff make sure those standards stay real, not notional.

    Why the Right 1-Propylpiperazine Matters

    The role of 1-Propylpiperazine often doesn’t get the spotlight, but its impact on both yield and reaction predictability means everything for our partners in pharma and chemical synthesis. We see 1-Propylpiperazine most often as a building block—part of the core for making specialty active pharmaceutical ingredients, custom intermediates, or even as a controlled chain modifier in certain polymers or surfactants. A technical manager at a client site once described it as “chemisphere glue”—a modest phrase that says plenty, because if it goes wrong, entire projects collapse.

    Our experience has underscored how much end users rely on actual, tested specifications rather than described or averaged results. Take storage and transport: shifts in color or a spike in amine impurities happen if drums sit too long exposed or pass through uncontrolled environments. Even simple lapses in storage—leaving containers open for just a few minutes—invite enough atmospheric moisture to give analytical labs plenty of extra work. So, we insist on tight drums, nitrogen-blanketing, and sealed containment, not to add cost, but because we’ve seen how badly things go without those precautions.

    Typical Use Cases: Not Just a Catalog Item

    In our own labs, 1-Propylpiperazine reliably steps into roles as a nucleophile, chain extender, and amine source. Research chemists order it by the kilo for pilot syntheses; production plants call for multi-ton shipments when formulations scale up. In APIs, the piperazine ring forms a structural base for active molecules, while the propyl group is tailored enough to influence solubility and biological activity just the right amount. Industrial settings often turn to it for surface-active agents, where even a minor inconsistency changes batch results on the line.

    During scale-up support, customers have phoned in about subtle color change or off-reactivity only to learn that spec drift—such as overlooked residue—crept in from upstream suppliers. Our QC routines deliberately push each batch through stress tests, including heat cycles, simulated transfer, and repeated sampling, to catch issues before they reach the dock. Storage stability, test repeatability, and batch-to-batch consistency aren’t just words on a web page; they’ve become part of every technician’s daily checklist. The data feed real improvements back into our process controls and procurement checks, grounding every promise in observed performance.

    How 1-Propylpiperazine Compares to Other Piperazines

    Sourcing, producing, and shipping piperazines means navigating a whole spectrum of substituted versions. 1-Propylpiperazine stands out for its balance—just enough hydrophobic character from the propyl tail without tipping solubility out of useful range. The unsubstituted parent, piperazine itself, remains thicker and often finds its way into agricultural and rubber accelerator roles. Our work with 1-Methylpiperazine and 1-Ethylpiperazine over the years showed us that volatility, reactivity, and downstream product compatibility shift with each extra carbon on the sidechain. In real process chemistry, these differences don’t stay academic very long.

    1-Propylpiperazine fits a middle ground: it brings enough flexibility to accommodate tough substitution reactions but doesn’t introduce new risks with excessive volatility or side reactions. For example, when compared to 1-Butylpiperazine, the three-carbon chain on the propyl keeps the viscosity manageable and avoids introducing branch points that complicate isomer formation. Clients evaluating cost, reactivity, and process flow often land back on the value of this specific version. We’ve tested it head-to-head with other alkyl-substituted piperazines and watched as conversions, separation, and clean-up proved less hassle-prone. The story builds out in the lab then gets locked in on the plant floor.

    Lessons Learned: Direct-from-Manufacturer Perspective

    A good chunk of manufacturing value hides in careful choices at the blending and purification stages. We’ve learned over repeated production runs that batch size, agitation speed, and pH control all stamp their signature on the final properties of each bottle or drum. Leaning too much on automatic parameter settings invites unpredictable hot spots and local concentration swings, so our line staff keep a close eye and log manual checks regularly during reaction and distillation. Stepping onto the production floor during run-time, the subtle cues—a faint color variation, a slight viscosity shift—flag up either smooth operation or brewing trouble.

    The headaches averted aren’t always visible, but the risk of piperazine derivatives polymerizing, picking up odors, or shifting reactivity underscores why reliability matters in seemingly minor raw materials. New engineers sometimes look for cheaper supply, but years of answering technical calls and reviewing batch rejections proved that price alone rarely makes up for a missed analytical metric or a surprise contaminant. Everyone from R&D chemists to large-scale production managers bets on predictable outcomes, and that starts from upstream, not just at point of use.

    Supporting Transparent Sourcing and End-User Collaboration

    We work directly with buyers and end-users to lay out analytical data, batch histories, and even process modifications. Often the end-use creates unique demands: one pharma client needed minimized heavy metal content for downstream regulatory filings, while an agrochemical partner required modified blending tanks to prevent contamination. We revised our process to filter and purge lines in between different piperazine grades, even though it slowed output. This type of open dialogue and documented traceability works both ways; customers bring us feedback about filter breakthroughs or packing failures, letting us tighten up controls and invest in better instrumentation where it counts.

    Trust grows from these shared trials. There’s nothing hypothetical about tackling drum failures or misplaced documentation—traces of water or fingerprint stains can derail a QA inspection. We run extra checks on critical loads and track container history in-house to help support customer audits. Our team stands ready for review: from sharing signed-off sanitation logs to inviting customer auditors for site walkthroughs. We know real industry standards aren’t just certificates on the wall but a lived routine shaped by risk, feedback, and documented fixes.

    Challenges and Solutions in 1-Propylpiperazine Manufacturing

    Every new batch starts with raw material checks—our tracked supply pipelines weed out any source whose containers, labeling, or onboard impurities fall below standard. The real problems come later: slight aberrations in distillation can carry over tiny amine tails, which go unnoticed until sophisticated analytical runs. Years ago, a nearly-botched shipment forced us to overhaul reboiler maintenance schedules and mandate staged temperature ramping, raising our yield and lowering downstream rejection. Mold, smell, or haze during storage showed us how closely shipment timing and warehouse conditions affect outcome. To counter this, we introduced dedicated storage chambers with humidity and temperature controls, not because anyone told us to, but because the failed batches convinced us there’s no shortcut.

    Process techs face constant pressure to improve throughput and reduce downtime, but as a manufacturer, we know that quick fixes or patchwork changes build risk. Reagent cost shifts, unplanned shutdowns, and rush orders for filtration media add complexity each quarter, but open-floor morning meetings spark rapid troubleshooting. Every round of plant upgrades and process retuning has resulted from this steady cross-talk. We review near-misses, QA incidents, and maintenance logs for recurring flaws, so every tweak feeds back into safer, more efficient runs. The lesson holds true: process knowledge and hands-on involvement beat relying on distant supply chain assumptions.

    The People Behind the Process: How Experience Shapes Product Strength

    What really sets our 1-Propylpiperazine apart traces back to the team making every batch. Veteran operators see through small process drifts and catch anomalies before machines or automated reports even flag them. Training the next cohort of technicians means more than just teaching SOPs—it’s about sharing history. Why this batch needed an extra wash, how to spot temperamental splitters on a distillation run; these lessons linger in break room stories and documented shift logs. More than once, quick, on-the-spot coordination saved truckloads from venturing to customers with a silent flaw that only years of handling could detect.

    Our in-house R&D staff run improvement sprints several times per season, sometimes incorporating new analytical probes or testing with emerging pharmacopeia requirements. Not all suggestions pan out; some new approaches create more cleaning cycles or raise solvent usage. Yet the ones that work, like using closed-system transfer lines, pay off in fewer rejected drums and happier customer audits. At production scale, feedback loops power continuous learning, and the long-term relationship with repeat customers multiplies insights back into the process.

    Investing in Analytical Testing and Compliance

    Many clients need more than a batch that passes a single test—they’re building regulated, often tightly-controlled downstream products. We invest in certified equipment and up-to-date reference standards, calibrating all GC, NMR, and Karl Fischer equipment to external benchmarks. Documents accompany each shipment not out of obligation, but as the strongest signal that we believe in what’s sent out. Our compliance team stays current with regulatory changes, adapting to shifting global expectations for traceability and impurity thresholds. Internal audits, customer-driven spot checks, and annual third-party inspections are part of normal routine. Any anomaly gets discussed on the shop floor and addressed in process documentation and retraining.

    This constant attention to traceability lets us provide more than a chemical—rather, it brings peace of mind for audited operations in pharma or specialty synthesis. Whether product ships to a client in North America looking for DMF inclusions or to an API manufacturer in Europe with strict ICH Q3D heavy metals demands, our prep involves more than a checklist. Each adjustment grounds itself in the realities faced by operators and QC staff, focused on practical outcomes that support real-world production targets.

    Customer-Centric Refinement: Closing the Feedback Loop

    End markets for 1-Propylpiperazine keep growing, and adapting our offering has only been possible thanks to ongoing customer contact. Custom requests for packaging, labeling, or analytical certification come in, rooted in unique market constraints or process quirks. Responding means fielding direct calls from scale-up chemists or process engineers who face unexpected snags—grainy residue, temperature sensitivity, sample stability. We take these real incidents back to the team, walk through root cause with process, shipping, and testing teams, and roll out changes no matter the additional labor required.

    One international partner needed enhanced tamper-proof seals after an incident; another wanted changes to lot numbering to speed up lab tracking. We invested in digital inventory management, stronger seal designs, and retraining for handlers. Not every fix came easy, but by approaching each product batch as both manufacturer and user, we’ve held ourselves to standards set by those on the front lines of synthesis and production—not just our own internal measures.

    Ethics, Sustainability, and the Bigger Picture

    As the industry faces calls for reduced waste, safer handling, and improved environmental stewardship, our plant managers and production teams look for every way to shrink waste streams, capture off-gasses, and optimize solvent cycles for 1-Propylpiperazine runs. Wastewater gets monitored, and where possible, we route off-cuts to recovery rather than disposal. Feedback from regulatory reviews points us to best practices in emissions control and documentation for movement, storage, and shipping. We engage auditors and environmental consultants, not out of obligation, but because those extra eyes lead to stronger, cleaner operations and more resilient long-term partnerships.

    Always room improves—today’s rigorous controls sprang from factory-floor observations combined with market-driven improvements, rather than one-time top-down mandates. Engineers point out inefficiencies, machine operators propose process tweaks, and management empowers changes that stick. Sustainability moves from promise to practice every time we push for efficiency and transparency in real-world settings.

    Building on the Back of Experience, Not Just Specification Sheets

    Stepping back, 1-Propylpiperazine becomes more than just a compound or catalog listing. It stands at the junction of detail-minded chemical crafting and the operational realities of daily plant life. The molecule doesn’t change, but what matters is the rigor, experience, and responsiveness poured into every batch behind the scenes. Our product reaches the market with a confidence built from generations of chemical practice, feedback-fueled improvements, and persistent attention to both big and small details. We welcome ongoing dialogue with users, partners, and regulatory bodies, standing by to improve, answer questions, or walk through any challenge, because that’s how real manufacturing evolves, and the only way we know to serve those who count on us.