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4-(1-Acetylpiperazin-4-Yl)Phenol

    • Product Name 4-(1-Acetylpiperazin-4-Yl)Phenol
    • Alias 4-(4-Acetylpiperazin-1-yl)phenol
    • Einecs 629-662-6
    • 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

    695485

    Productname 4-(1-Acetylpiperazin-4-Yl)Phenol
    Casnumber 6967-31-7
    Molecularformula C12H16N2O2
    Molecularweight 220.27
    Appearance White to off-white solid
    Meltingpoint 146-150°C
    Solubility Soluble in DMSO, slightly soluble in water
    Purity Typically >98%
    Smiles CC(=O)N1CCN(CC1)C2=CC=C(C=C2)O
    Inchi InChI=1S/C12H16N2O2/c1-10(15)14-7-9-13(8-14)11-3-5-12(16)6-4-11/h3-6,16H,7-9H2,1-2H3
    Storagetemperature 2-8°C
    Synonyms 4-(1-Acetyl-4-piperazinyl)phenol

    As an accredited 4-(1-Acetylpiperazin-4-Yl)Phenol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 250 mg of 4-(1-Acetylpiperazin-4-Yl)Phenol is supplied in a sealed amber glass vial with a printed chemical label.
    Shipping The shipping of 4-(1-Acetylpiperazin-4-yl)phenol complies with applicable chemical handling regulations. The compound is securely packaged in leak-proof, appropriately labeled containers. Temperature and humidity controls are maintained as necessary. Shipping is handled by certified carriers, ensuring timely delivery while adhering to all safety, environmental, and documentation requirements for chemical transport.
    Storage 4-(1-Acetylpiperazin-4-Yl)Phenol should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from heat sources and direct sunlight. Protect from moisture and incompatible substances like strong oxidizers. Store at room temperature (15–25°C), and clearly label the container. Follow all applicable safety guidelines and regulations when handling and storing this compound.
    Application of 4-(1-Acetylpiperazin-4-Yl)Phenol

    Applications of 4-(1-Acetylpiperazin-4-Yl)Phenol in Industrial Manufacturing

    4-(1-Acetylpiperazin-4-Yl)Phenol is incorporated as a key advanced intermediate in several specialized downstream sectors. Each sector applies distinct compliance frameworks, integration steps, and formulation guidelines to achieve target product specifications.

    1. Pharmaceutical Active Ingredient Synthesis

    This compound serves as a core intermediate in the manufacture of various central nervous system (CNS) active pharmaceutical ingredients where a substituted piperazine moiety is required. Production teams utilize precise acylation and coupling processes to transform the molecule into more complex active drugs, ensuring product integrity through traceable batch documentation and validated synthesis protocols across multiple production scales.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • United States Pharmacopeia (USP) General Chapters — 21 CFR Part 211
    • European Pharmacopoeia (Ph. Eur.) guidelines
    • Chinese Pharmacopoeia compliance for exported APIs

    Typical usage ratio

    • Often 0.9:1 to 1.1:1 molar ratio as precursor to target drug molecule, adjusted based on route-specific yield optimization

    Downstream process integration

    • Input at the initial piperazine-functionalization stage of the synthetic API route
    • Engaged in acylation or phenol-etherification within controlled reaction vessels
    • Intermediate purified and transferred to subsequent coupling or cyclization process steps

    Final product types

    • Antipsychotic drug substances
    • Antidepressant APIs
    • Pain management pharmaceuticals

    2. Agrochemical Synthesis for Herbicide Actives

    The material is adopted as a building block in the agrochemical sector for synthesizing fungicide and herbicide actives that demand a substituted phenol-piperazine structure for selective mode-of-action performance. Synthetic chemists deploy the compound in multi-step transformations tightly controlled to avoid contaminant formation or efficacy loss in the final active ingredient.

    Industry compliance standards

    • FAO/WHO Joint Meeting on Pesticide Specifications (JMPS)
    • EU REACH Regulation (EC) No 1907/2006
    • ISO 9001:2015 Quality Management System (raw material traceability)
    • China GB/T 1600-2001 Standards for Pesticide Intermediates

    Typical usage ratio

    • Frequently 1.0 to 1.5 equivalents relative to primary coupling partner, calibrated according to the desired active yield

    Downstream process integration

    • Fed into intermediate coupling and acylation in semi-batch reactors
    • Pilot and production-scale runs adopt QC protocols to verify conversion rates and residual content
    • Feeds into ring-closure or substitution steps to form target herbicidal compounds

    Final product types

    • Systemic and contact herbicides
    • Broad-spectrum fungicide actives
    • Crop protection chemical actives for formulation in final EC or WG products

    3. Advanced Polymer Modifier Manufacturing

    Specialty polymer manufacturers use this molecule as a functional modifier to introduce piperazine and phenol subunits into custom-engineered resins or as a chain terminator in polycondensation reactions. The process incorporates the raw material directly into the polymer backbone or at side chains, monitored via polymerization control laboratories to achieve specific thermal and chemical resistance profiles in the final engineering plastics.

    Industry compliance standards

    • ISO 9001:2015 Quality Management
    • ISO 14001:2015 Environmental Management System
    • RoHS Directive 2011/65/EU (for electronics-grade polymers)
    • Relevant REACH registration for monomer status

    Typical usage ratio

    • Introduced at 0.5% to 5% wt in polymer matrix, with concentration tuned based on targeted end-use property modification

    Downstream process integration

    • Added during pre-polymerization or chain-extension stage in melt or solution state
    • Monitored by GPC and FTIR to track incorporation level
    • Integrated into compounding step where additives are masterbatched for downstream molding or extrusion

    Final product types

    • High-performance engineering plastics (e.g., phenolic, epoxy resins with piperazine modification)
    • Plastic films and coatings with enhanced chemical resistance
    • Electronic insulating materials for circuit boards

    4. Specialty Dye and Pigment Intermediate

    Producers of functional dyes and high-performance pigments use this compound as a selective intermediate for introducing piperazine-linked phenol motifs, critical for light fastness and solubility enhancement in specialty applications such as textile dyes or imaging materials. Downstream integration is managed via staged synthesis at kilo- to ton-scale under validated production records and strict impurity profiling.

    Industry compliance standards

    • OEKO-TEX Standard 100 (textile coloration and dye safety)
    • EN 71-3 Safety of Toys (pigment migration limits)
    • ISO 18451-2:2015 (Pigments and extenders nomenclature)
    • REACH Annex XVII (Restriction of Certain Hazardous Substances)

    Typical usage ratio

    • Leveraged at 0.1 to 2.0 molar equivalents in core dye precursor synthesis, with proportional adjustments based on precursor structure and final absorption spectrum

    Downstream process integration

    • Introduced at initial synthesis as a nucleophilic or coupling partner
    • Further derivatized through sulfonation or azo coupling
    • Followed by standard purification and drying before formulation

    Final product types

    • Textile dyes (reactive and direct types)
    • Photographic image-stable pigments
    • High-performance printing inks

    5. Intermediate for Custom API Impurity Reference Standards

    Pharmaceutical QC labs and reference standard suppliers employ this raw material in the synthesis of structurally related impurity markers defined by regulatory submissions. These reference standards support robust analytical method validation, including impurity profiling under forced degradation and stability conditions for regulated pharmaceutical manufacturing.

    Industry compliance standards

    • Ph. Eur., USP, and JP monograph requirements for reference substances
    • ICH Q3A/B guidelines for impurity qualification
    • Good Laboratory Practice (GLP) as per OECD principles
    • GMP production for CRMs per ISO 17034

    Typical usage ratio

    • Used at equimolar amounts with API synthesis route intermediates to yield target structure in milligram to gram scales

    Downstream process integration

    • Coupled in stepwise synthesis routes as a direct analog of regulated impurities
    • Processed with analytical purification (HPLC prep)
    • Traceable production documentation accompanies each batch

    Final product types

    • Pharmaceutical impurity reference materials
    • Analytical markers for validated HPLC/GC methods
    • Standard solutions for regulatory compliance testing
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    Certification & Compliance
    More Introduction

    Introducing 4-(1-Acetylpiperazin-4-Yl)Phenol: Direct from the Manufacturer

    An Inside Look at Our 4-(1-Acetylpiperazin-4-Yl)Phenol

    Experience on the shop floor and in the quality control lab shapes the way we produce and handle 4-(1-Acetylpiperazin-4-Yl)Phenol. Years of manufacturing this compound have taught us the critical importance of not only meeting specification, but also understanding how synthesis decisions affect the finished product. Here, I share a frank look at what makes our material unique, which application demands it can meet, and how it has distinguished itself from similar compounds in real-world use.

    Synthesis and Batch Consistency

    During manufacture, the pathway selected for introducing the piperazine ring makes a real difference. A process that rushes through intermediate steps often leaves behind unwanted impurities. Our team insists on careful control of reaction temperature and reagent addition. Monitoring throughout the acetylation step helps keep by-products in check. Every batch receives full HPLC analysis, not just a quick purity assessment. This diligence results in material with high chemical purity and batch-to-batch reproducibility, both of which are valued by research teams working on long-term projects where sudden changes can set back months of work.

    The Role of 4-(1-Acetylpiperazin-4-Yl)Phenol in R&D and Beyond

    Across the pharmaceutical industry, 4-(1-Acetylpiperazin-4-Yl)Phenol finds a home in medicinal chemistry labs focused on small molecule drug discovery. Chemists count on the structure: its phenolic hydroxyl group enables further functionalization, while the piperazine and acetyl substituents open doors for structure-activity assessments. Kinase inhibitor projects often leverage this scaffold for building libraries. Researchers looking to modify signaling pathway interactions appreciate how the compound bridges synthetic accessibility and reactivity. In contrast to more inert structures, this molecule's piperazine ring tolerates a variety of side chain modifications, making it a flexible starting point.

    Some academic groups choose our product for probing receptor activities. The acetyl group offers a distinct electronic environment, useful in selectivity studies. In large chemical libraries, 4-(1-Acetylpiperazin-4-Yl)Phenol stands out for reliability—solid recovery rates, good chromatographic behavior, and a melting point that signals consistent quality. Synthetic organic chemists who have used similar scaffolds can recognize the sharp difference that high-purity materials make, especially when synthesizing multi-step analogues where downstream yields depend on what enters the flask.

    Quality You Can Measure

    Our experience has shown that batch purity is not just a number to hit; it affects every downstream operation. Impure material leads to clouded NMR spectra and unexpected side reactions. Chemists looking for reproducibility come back to us for a reason: they consistently report fewer purification challenges and cleaner spectral data when using our 4-(1-Acetylpiperazin-4-Yl)Phenol. Years ago, we worked closely with several early-stage biotech firms. They had previously sourced similar-looking material from other places, only to discover the hard way that discolored batches and inconsistent melting points ruined several syntheses. After switching to our batches, synthesis timelines stabilized and analytical time required for clean-up dropped.

    From a manufacturing perspective, producing high-purity batches is not automatic. Early in our journey, one production run developed color and failed key quality checks. Digging through the process history, we traced the issue to a reagent batch with slightly higher moisture content. From that point on, we always include a Karl Fischer test before using critical reagents. Attention to these seemingly minor checks up front means fewer surprises and eliminates waste. It's these practical lessons that let us maintain tight product specifications, rather than just hoping for the best.

    Variability in the Market

    Simply listing chemical names isn't enough to guarantee performance. Names may be the same on paper, but our customers tell us the time lost on substandard batches from elsewhere has real consequences: failed experiments, blown synthesis budgets, or delays in meeting grant milestones. Unlike some suppliers who act mainly as resellers, we keep each batch traceable to its raw materials and plant log. Production notes, analytic spectra, and impurity profiles never get lost in translation. When a customer raises a question, someone present at the actual synthesis can look up and explain why a given lot matches expectations—or how it might differ from others. This hands-on approach matters a great deal in troubleshooting or in regulatory compliance checks.

    After years manufacturing 4-(1-Acetylpiperazin-4-Yl)Phenol, we've studied long-term storage effects too. Some competitors' samples degrade over time, picking up color or showing off-odors. We refine our handling protocols to keep hydrolysis and oxidative degradation at bay. That means when the bottle is opened in the lab, even months later, the contents look and perform as intended. Not only do we run stability studies, but we also track feedback from clients who store our product for extended periods—something that only comes from direct experience, not just following a specification sheet.

    Why the Details Matter

    Consistent, high-purity 4-(1-Acetylpiperazin-4-Yl)Phenol is the backbone for reliable downstream chemistry. Lab-scale syntheses involving piperazine derivatives depend on having product that dissolves uniformly, reacts cleanly, and doesn't clog chromatography columns with insoluble contaminants. We have seen what happens when seemingly minor impurities cause chromatography tails, lost product fractions, or even shutdowns of flow chemistry platforms. In pilot plant runs where several kilos feed into multi-step processes, the cost of cutting corners upstream multiplies downstream.

    Unlike resellers, whose knowledge stops at batch numbers, we track every production batch from raw material receipt through to packaging. That lets us answer questions about batch variability quickly, rather than just forwarding them to someone else. Customers working on scalable syntheses frequently reach out to discuss how a certain lot performed, whether a change in solvent might change crystallization behavior, or if minor tweaks in the acetylation stage could improve their downstream yields. Our manufacturing staff welcomes these conversations because both sides learn from honest feedback.

    Application Differences: Standing Out from the Crowd

    In competing products, appearance and reported purity often look similar, but performance reveals the real differences. Many phenolic derivatives include piperazine groups, yet they are not all created equal. Some alternative versions, especially those made for bulk industrial purposes, bring along higher levels of side products—often undetectable without detailed LCMS workups. These can interfere with biological assays or lead to synthetic dead-ends. Our material targets the demanding needs of research chemists, not just bulk throughput.

    Over time, we noticed some foreign market materials show minor piperazine N-oxide impurities—these impact nucleophilic substitutions and reduce overall synthetic efficiency. We dedicate extra time to reduce these, because our own internal teams use the same lots we ship. When someone presents a new synthetic route or develops a proprietary analogue on our shop floor, the performance of this starting material influences the whole result chain. Instead of treating all 4-(1-Acetylpiperazin-4-Yl)Phenol as equivalent, we listen to what our chemists and those in the broader industry actually report.

    Handling, Storage, and Usability

    Year-on-year tracking of our batches shows excellent behavior in routine storage under dry, dark, room-temperature conditions. Past analysis has found that extended exposure to high humidity or direct UV light slowly degrades sample color and shifts melting range. We reinforce the need for resealing bottles promptly. Early on, clients flagged problems with subpar packaging from other suppliers. By introducing high-barrier bottles and a double-seal policy, we helped customers avoid unnecessary losses. These small upgrades mean less sample loss and less time spent troubleshooting storage claims.

    In practical use, 4-(1-Acetylpiperazin-4-Yl)Phenol dissolves well in polar aprotic solvents such as DMSO, DMF, or acetonitrile. Multigram workups in our own kilo labs confirm that filtration remains straightforward and no persistent foaming occurs on concentration. Analytical HPLC confirms a sharp peak under a variety of standard gradients. Analytical chemists report that the phenolic and piperazine resonances appear clearly, with no interfering peaks. Handling does not require extreme precautions, but as with any active piperazine, gloves and splash protection provide added safety. Our site includes updated SDS documents and practical advice based on our own safety reviews, not just boilerplate language.

    Improvements in Process and Impact

    Comparing five years of batch records before and after we refined the piperazine acetylation step, impurity-related complaints dropped dramatically. Prior to changing the protocol, out-of-spec batches sometimes reached 3 per year; now, it’s rare for even one such issue to arise. Thoughtful process improvement comes from listening to users in the trenches, rather than following tradition or external templates. We’ve documented each improvement, from refining washing steps to upgrading filtration hardware, because real-world lesson-sharing helps everyone avoid old mistakes.

    Researchers building novel agents for oncology or neurology projects cite this compound as a reliable backbone for further diversity-oriented synthesis. Some use cases demand gram quantities for animal studies or preclinical evaluations. Having reliable access to the same lot across pilot projects allows for unbroken data interpretation. By contrast, reliance on uncertain sources means researchers risk cross-batch variability that skews biological readouts, invalidating months of data investment.

    Environmental and Compliance Considerations

    Modern manufacturing means weighing both process efficiency and responsible waste management. Our team collects all solvent and reaction waste for compliant disposal or solvent recycling where possible. By investing in closed-system processes, we reduce vapor loss and keep operator exposure at a minimum. Our lots come with detailed documentation on origin, analytical results, and manufacturing records, offering transparency for any regulatory audit. Association with industry-wide data networks lets clients confirm both our lot provenance and manufacturing ethics.

    On talking with regulatory consultants, we hear that assurance of traceability stands as important as purity for many clients preparing filings or documentation for clinical candidates. Our in-house record-keeping meets these reporting requirements without last-minute scrambling or information gaps. For customers requiring additional certificates beyond the typical COA, we make available chromatograms and additional impurity profiling upon request. This isn’t just a paperwork exercise; it comes from years spent answering technical queries and backing up our products in real or simulated audits.

    Feedback, Collaboration, and Shared Success

    Growth in demand for 4-(1-Acetylpiperazin-4-Yl)Phenol in the past decade has come with recurring requests from R&D labs for more technical support and dialogue about scale-up hurdles. Our technical team takes pride in engaging with end-users, listening to unique challenges, and sharing practical tips that have overcome real bottlenecks. Whether answering questions about solubility in challenging media, troubleshooting an unexpected HPLC baseline issue, or brainstorming next-generation analogues, ongoing two-way communication fosters mutual improvement.

    Recently, one medicinal chemistry group faced synthetic inconsistencies in preparing a novel series of aryl ethers. They traced the culprit to a contaminant in a precursor phenol—once identified, our team worked directly with them, reviewing batch records, and quickly resolved the root cause. The result: their screen advanced ahead of schedule, their data sets stayed intact, and a strong working relationship developed for the future. These partnerships, not faceless transactions, shape the impact and reputation of our products.

    Direct-from-Manufacturer Value

    What ultimately distinguishes our 4-(1-Acetylpiperazin-4-Yl)Phenol from generic or distributor-provided alternatives is our ownership of each step, from raw reactant to finished bottle. We do not rely on third-party contract production or imported intermediates over which we have little control. That focus means we’re often ahead of supply chain shortages, and can offer more surety on delivery lead times. As production scale increases, we maintain continuous feedback loops between bench-scale research and full-scale manufacturing. When a new synthetic route offers safety or efficiency, we test and implement it rather than waiting for trends elsewhere.

    Through routine engagement with researchers, feedback from large pharma as well as academic groups, and continuous process reviews, every lot remains directly tied to actionable personal responsibility. For clients, this cuts out “mystery origins” and supports confidence not just in claims of quality—but in the experience and reliability of the team behind the bottle.

    Looking Ahead: Shared Growth

    As new application areas for 4-(1-Acetylpiperazin-4-Yl)Phenol open—ranging from chemical biology to preclinical radiolabeling projects—we see demand for even tighter purity, novel package sizes, and full disclosure on process history. Our direct manufacturing roots let us adapt quickly. Ongoing development includes exploring greener process chemistries, packaging innovations, and responsive customer support that goes beyond basic expectations.

    The market for intermediates and specialty reagents keeps evolving, but the recipe for trust remains unchanged: make your product, understand it deeply, document every decision, and support the people who depend on it every day. After years in chemical manufacture, this philosophy has guided every improvement and has built the confidence our customers keep coming back for.

    Final Thoughts From Our Team

    The world of fine chemical synthesis respects attention to detail, responsiveness to feedback, and transparency in both production and support. Our 4-(1-Acetylpiperazin-4-Yl)Phenol embodies these principles, shaped by years of in-the-lab problem solving and a commitment to the real users—the chemists creating tomorrow’s medicines and materials. Direct manufacturing isn’t about cost efficiency alone; it’s about owning each quality choice, supporting open technical dialogue, and growing together in a fast-moving field. Each gram that leaves our site reflects this commitment, because real expertise and reliability never come from shortcuts.