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(2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid

    • Product Name (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid
    • Alias Piracetam
    • Einecs 261-306-4
    • 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

    559860

    Iupac Name (2S)-2-(2-oxopyrrolidin-1-yl)butanoic acid
    Molecular Formula C8H13NO3
    Molecular Weight 171.19 g/mol
    Cas Number 14733-61-6
    Appearance White to off-white crystalline powder
    Melting Point Approx. 97-101°C
    Solubility In Water Moderate
    Smiles CCC(C(=O)O)N1CCCC1=O
    Inchi InChI=1S/C8H13NO3/c1-2-6(8(11)12)9-5-3-4-7(9)10/h6H,2-5H2,1H3,(H,11,12)/t6-/m0/s1
    Chirality S-enantiomer
    Synonyms L-Pyroglutamyl-L-2-aminobutyric acid
    Storage Conditions Store at 2-8°C, protected from light

    As an accredited (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing White, tamper-evident HDPE bottle containing 25 grams of (2S)-2-(2-Oxopyrrolidin-1-Yl)butanoic acid; labeled with safety and product details.
    Shipping (2S)-2-(2-Oxopyrrolidin-1-yl)butanoic acid is shipped in tightly sealed, chemically resistant containers, protected from light and moisture. Packages are clearly labeled, with all relevant hazard and handling information. Shipping complies with local and international regulations for chemical transport, ensuring safety and integrity during transit. Temperature control may be provided if required.
    Storage (2S)-2-(2-Oxopyrrolidin-1-yl)butanoic acid should be stored in a tightly sealed container, protected from moisture and direct sunlight. Keep it in a cool, dry, and well-ventilated area, ideally at 2–8°C (refrigerator). Avoid exposure to incompatible substances such as strong oxidizing agents. Clearly label the storage container and follow standard laboratory chemical safety protocols at all times.
    Application of (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid

    Applications of (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid in Industrial Manufacturing

    As a manufacturer specializing in (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid, we supply this high-purity intermediate to industrial clients across several advanced processing sectors. Below, we highlight the core downstream industrial applications, focusing on actual manufacturing settings, formulation details, relevant compliance regulations, where our product facilitates production, and the finished goods produced by our clients.

    1. Pharmaceutical Peptide Synthesis

    Peptide manufacturing facilities utilize (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid as a protected amino acid derivative, crucial in the stepwise assembly of therapeutic peptides and peptidomimetics. Formulators rely on the stereopure structure for active pharmaceutical ingredient (API) synthesis, especially where precise chirality and side-chain protection control are mandated under strict medicinal regulatory systems. The material enters early solid-phase peptide synthesis (SPPS) steps via automated synthesizers, enabling chain elongation prior to final deprotection and purification. Peptide drugs produced with this intermediate target applications in endocrine, oncology, and metabolic disease therapies.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • European Pharmacopoeia (Ph. Eur.) monographs related to peptide substances
    • United States Pharmacopeia (USP) General Chapter <791>
    • Current Good Manufacturing Practice (cGMP) as enforced by FDA and EMA for API manufacturing

    Typical usage ratio

    • 5–10% molar equivalent relative to chain-growing intermediates, adjusted based on desired peptide length and protection needs
    • Precise charge based on specific sequence step, with ratios varying per automated synthesis protocol

    Downstream process integration

    • Integrated during protected amino acid coupling stages in solid-phase peptide synthesis
    • Ensures stereochemical integrity during chain assembly; deprotection post-elongation
    • Participates in resin-bound step and solution phase amidation reactions

    Final product types

    • Therapeutic peptides for metabolic and hormonal disorders
    • Peptide-based active pharmaceutical ingredients (APIs) for oncology
    • Customized peptide research reagents supplied to biotech labs

    2. Chemical Synthesis of Nootropic Intermediates

    Advanced chemical facilities apply this material as a key chiral building block in the synthesis of pyrrolidone-based cognitive modulators and neuroprotective actives. The compound’s controlled stereochemistry supports the multi-step preparation of nootropic finished actives, with particular usage during critical carbon–nitrogen bond-forming transformations. Compliance with region-specific safety and purity requirements is compulsory, as downstream users scale up for regulated excipient and finished formulation markets. This intermediate feeds into batch reactors during core cyclization, acylation, and subsequent purification routines.

    Industry compliance standards

    • REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals) for import and handling in the EU
    • ISO 9001:2015 Quality Management Systems for fine chemical production
    • Japanese Pharmaceuticals and Medical Devices Agency (PMDA) regulations for raw material traceability
    • Hazardous Chemicals Control standards as per local jurisdiction

    Typical usage ratio

    • 0.2–1.0 moles per mole of target pyrrolidone side-chain–requiring intermediate, varied by synthetic route scale
    • Adjusted according to upstream impurity control and product yield optimization protocols

    Downstream process integration

    • Charged at initial condensation or cyclization stage in pyrrolidone derivative synthesis
    • Processed under inert atmosphere with staged addition for color stability
    • Subjected to in-process HPLC verification for step yield control

    Final product types

    • Nootropic actives such as racetams and related clinical trial substances
    • Advanced intermediates for research-grade pharmacological agents
    • Neuroprotective bulk actives for formulation in cognitive support supplements (where permitted by law)

    3. Specialty Chemical Development for Chiral Catalysts

    Manufacturers in the field of advanced organic catalysts utilize (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid as a chiral template for constructing enantioselective ligands. The material’s stereochemistry supports asymmetric catalytic reactions for fine chemical and agrochemical synthesis. Producers integrate the acid during the early-stage ligand backbone formation, achieving high enantiomeric excess in final catalysts. End uses demand documented supply chain safety and precision, with QA/QC benchmarking at every stage.

    Industry compliance standards

    • ISO 14001:2015 Environmental Management Systems for catalyst facilities
    • Responsible Care® initiative membership for chemical stewardship
    • Quality System Regulation 21 CFR Part 820 (applicable where catalysts enter pharma supply)
    • Occupational Safety and Health Administration (OSHA) process safety guidelines

    Typical usage ratio

    • 0.5–3.0% by molar basis in ligand synthesis, with precise amounts based on target catalyst structure and batch scale
    • Variation determined by ligand backbone length and side chain functionalization demands

    Downstream process integration

    • Introduced during chiral backbone construction via esterification or amidation reactions
    • Maintains strict stereocenter control during multi-step ligand assembly
    • Subject to protracted purification and resolution protocols

    Final product types

    • Chiral organometallic ligands for industrial asymmetric catalysis
    • Homogeneous catalyst precursor blends for pharma and agrochemical manufacturing
    • Custom fine chemical reagents for specialty chemical houses

    4. API Precursor for Anticonvulsant Drug Manufacturing

    The pharmaceutical sector incorporates (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid as a critical precursor in the synthesis of select anticonvulsant actives. Manufacturers relying on continuous process control introduce this compound at specific condensation stages to realize the parent pyrrolidine-based structure characteristic of new-generation antiepileptics. The ingredient is factored into validated process recipes, with finished API lots routinely subjected to pharmacopoeial analytical requirements before final formulation blending.

    Industry compliance standards

    • European Pharmacopoeia (Ph. Eur.) monograph for anticonvulsant APIs
    • WHO Good Manufacturing Practices for Pharmaceutical Products
    • US FDA 21 CFR Part 211 for finished pharmaceuticals
    • Japanese Pharmacopoeia (JP) standards for process chemicals and API synthesis

    Typical usage ratio

    • 0.8–1.2 molar ratio relative to targeted active synthesis batch, controlled per validated protocol
    • Slight excess applied where high-purity yield is mandatory

    Downstream process integration

    • Introduced during core condensation and cyclization reactions leading to pyrrolidine core formation
    • Controlled temperature and pH conditions for enantiomeric purity
    • Processed through subsequent extraction and crystallization steps

    Final product types

    • Active pharmaceutical ingredients for anti-epileptic medications
    • Proprietary anticonvulsant drugs intended for neurological disorder therapies
    • Pre-formulation intermediates for oral and injectable dosage forms

    5. Fine Chemical Synthesis for Flavor & Fragrance Precursors

    Producers of high-value fine chemicals deploy this molecule within controlled synthesis routes to prepare pyrrolidone-based intermediates used in formulating complex flavors and fragrance ingredients. The substance acts as a chiral starting point in lactam and substituted amide creation, where the strict absence of off-notes and precise molecular configuration is necessary for downstream olfactory standards. Industry users require traceability systems to document material usage, integrating the compound early in multi-step batch synthesis under food-grade compliance procedures.

    Industry compliance standards

    • Food Chemicals Codex (FCC) specifications for indirect food additives
    • IFRA Code of Practice for fragrance raw material handling
    • ISO 22000:2018 requirements for food safety management systems (where relevant)
    • HACCP protocols for flavor component manufacture

    Typical usage ratio

    • 0.1–0.5% by mass in precursor blends, tailored to downstream potency levels and olfactory threshold needs
    • Adjusted per in-house quality controls to maintain batch consistency

    Downstream process integration

    • Entered during primary amide or lactam formation steps in controlled reaction vessels
    • Careful monitoring during exothermic reactions to preserve aromatic characteristics
    • Followed by post-reaction molecular distillation and purification

    Final product types

    • Flavor precursors for beverage and confectionery formulations
    • Fragrance building blocks for use in perfumery bases
    • Intermediate compounds for specialty aroma chemicals
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    Certification & Compliance
    More Introduction

    (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid: Reliable Quality Straight from the Manufacturer

    Introduction: Real Hands-on Experience with (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid

    We’ve spent years refining every step of producing (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid, and we see exactly how this compound slots into research and industry projects. Many customers want deeper insight beyond a slick spec sheet. Out on the floor, what makes this product different? What value comes from working with a manufacturer rather than a middleman? These are practical questions we tackle every day as chemists and process engineers.

    What Sets Our Production Approach Apart

    At the core, (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid features an optically pure structure, which our team maintains using carefully managed enantioselective synthesis. Each batch comes together under controlled conditions, with rigorous checks on stereochemistry, moisture, and residual solvents. We see that a lot of materials traded on the open market lack this level of verification. By keeping synthesis, purification, and packaging under one roof, we control outcomes rather than guessing at the contents.

    One difference that matters for many research groups: we avoid cross-contamination from other compounds. Dedicated reactors and careful changeovers stop stray impurities at the source. This practice grew from real-world troubleshooting—customers approached us after unknown contaminants disrupted their assays. We responded by tightening protocols, scrapping shared vessels, and using in-process analytics. Our experience convinced us that real consistency travels hand-in-hand with direct manufacturing oversight.

    Understanding the Molecule and Its Uses

    The structure of (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid traces back to its backbone: the integration of a pyrrolidone ring onto a chiral butanoic acid. While textbook entries capture this by name, hands-on formulation experience highlights what the molecular structure can deliver. In peptide synthesis, we notice the (S)-configuration stands out for building blocks where configuration can’t be compromised. Synthetic chemists in both pharma and fine chemicals look for single-enantiomer substrates to improve yields and minimize racemates, and they tell us the consequences of poor selectivity—wasted time in purification, inconsistent assay results, missed project milestones.

    Development teams working on new actives or bioactive analogs report the acid group’s ready activation and coupling efficiency allows (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid to serve as a reliable intermediate. Medicinal chemists have mentioned its suitability in analog design, including peptides and prodrugs where the pyrrolidone ring can influence metabolic stability or permeability. In academic circles, some focus on the building block’s ability to introduce backbone constraints, particularly when modifying peptides for folding studies. Each group brings a different lens, but all appreciate that a manufacturer’s consistency makes experimental planning less of a gamble.

    Hands-On Control for Real Batch Consistency

    Over the years, we encountered feedback about color, texture, and residual water content from clients using other suppliers. Such variation might seem cosmetic, but it changes how a compound dissolves, reacts, and stores. We built our own workflows for drying and packaging, which cut down on clumping and water ingress. Keeping the humidity in check isn’t just about shelf life; it’s about reaction predictability, especially for those pushing synthetic boundaries or producing APIs with narrow tolerances. Our batches go through Karl Fischer titration, not just to check a box but because we learned moisture is a silent disruptor in both peptide and small molecule synthesis.

    We’ve gone out of our way to reduce micro-level contaminants and batch heterogeneity. Every production run faces multiple checks: NMR, HPLC, chiral purity, and elemental analysis. Some might see this as overkill, but we’ve seen firsthand how sub-1% unknowns can sabotage crystallizations and block reaction progress. If a run looks off—by color, by smell, or under the microscope—we catch it before it leaves our site. This vigilance grew from our own troubleshooting, not from a marketing memo.

    Packaging and Storage with End-User Realities in Mind

    A lot of chatter about chemical supply focuses on specs and purity, but many of our customer calls revolve around practical problems: sticky powders, seals that fail, or product arriving with dubious labels. Our response is to package (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid using triple-sealed containers and inert gas overlay for moisture-sensitive lots. From loading to dispatch, our team checks for leaks, label clarity, and shipment documentation. We discovered that these details build credibility with end-users, especially those in regulated environments who need solid audit trails and traceability.

    Our internal storage mirrors how users handle inventory. Vials and drums go into humidity-controlled rooms, logged by batch code and date, which sidesteps confusion if a customer wants older material for stability checks or comparison studies. Lab staff flag batches with out-of-spec physical characteristics—yellowing, clumping, unusual odor—so we can track down process issues before a customer ever sees them. Our system cuts down on rework requests and supports traceability if a problem gets flagged months down the line.

    Steady Supply Backed by Actual Process Know-How

    In the chemical market, purchasing teams look beyond upfront price. Supply assurance and technical support often matter more when the project timeline tightens. We run every synthesis in our own reactors and don’t rely on subcontracted or traded lots to pad out volume. That gives our team firsthand knowledge of batch yield, reaction hiccups, seasonally-driven process tweaks, and the quirks of scale-up. If a customer asks for larger volumes—kilogram or multi-kilogram lots—we don’t fumble around, because each scale-up reflects data we captured on our own equipment, with our own staff.

    Some projects start with gram-scale evaluations. Once formulation or biological screens work out, a team might want to jump to a larger lot for animal trials or pilot synthesis. Our ability to rerun the exact process at increased scale helps avoid last-minute surprises—no sudden change in impurity profiles, no mystery lots from unnamed sources. Real process history gives purchasing and research teams the confidence to plan ahead, rather than waiting on traded batches with incomplete or variable documentation.

    Direct Feedback Loops: Problems and Process Refinement

    Years in the field show that technical feedback rarely follows a script. We have seen cases where a customer needed slightly tighter particle sizing for a critical blend. Being the manufacturer, our team could tweak milling and sieving parameters on the next run. This direct line allowed them to hit a formulation checkpoint, recover on project schedule, and avoid extended troubleshooting. Another research team discovered a process bottleneck due to a reaction byproduct unique to our synthetic route. Because all history was internal, we pinpointed the stage, adjusted the workup, and delivered new samples—closing the feedback loop without a months-long investigation.

    Mid-size distributors and resellers rarely offer this kind of responsiveness. Our technician can walk across the plant, test a process parameter, and feed suggestions back to R&D or QA. The technical conversation is about real problems: batch crystallization, off-flavor, appearance, yield crossover. Process knowledge accumulated over years lets us iterate in ways a spreadsheet or intermediary never could.

    Comparing with Other Manufacturers and Market Offerings

    We’ve seen how the difference between direct-from-manufacturer and open-market products shows up in performance. Some sellers compound risk by aggregating lots from multiple sources, sometimes with inconsistent labeling and variable documentation. In procedures where configuration or purity matters—say, in peptide coupling, chiral pool synthesis, or regulated pharma projects—even a single unexpected impurity or mis-labeled lot can undo months of research. We control the process from raw material intake to finished package, so surprises don’t creep in from third-party sources.

    When questions come up—unusual melting point, odd reactivity, batch-dating confusion—our in-house team can reference original lab notebooks, batch records, or process logs. No one needs to chase ghosts across continents to find a technician who recalls a specific run. With direct accountability, we solve issues faster, and researchers trust that repeated orders mean truly repeated results.

    Many large firms advertise scale, but real value arrives through agile response and tracked process improvement. Smaller-scale specialty manufacturers like us can adapt rapidly, answer granular technical questions, and provide custom solutions. This culture is the result of working in the trenches, not from reciting standard product attributes.

    Supporting Documentation Rooted in Actual Practice

    Customers working under GMP or regulated conditions demand robust documentation. Our team issues full batch records, certificates of analysis, and spectral data matched to each run, not boilerplate or averaged outcomes pulled from past years. We record production and QA steps in real time, tie shipment numbers to batch codes, and save full analytical results. When a customer requests archival samples, or raw spectral data, we deliver with complete traceability—because we own every step. This documented history grew from responding to audits, regulatory reviews, and customer-specific QA requirements across a decade of manufacturing.

    This thorough approach pays off in confidence: no phone calls to remote trading offices, no crossed wires on batch substitutions, and no finger-pointing if results go sideways. We partner with customers on regulatory filings and technical presentations, using data rooted in our own production timelines.

    Facing Common Process Challenges: What Experience Shows

    Manufacturers face practical hurdles not always obvious on a product page. In our facility, we’ve worked through challenges in raw material purity, solvent recovery, and temperature control during chiral synthesis. Early batches suffered yield losses from subpar starting materials; we responded by qualifying suppliers and increasing incoming QC testing. Some lots proved sensitive to purification technique, so we switched to reverse-phase chromatography for final polishing, improving both purity and scalability. The cost and effort to optimize these steps doesn’t show up in a short description, yet it makes the end product far more dependable for research groups.

    Internal discussions focus on each upstream and downstream detail. We evaluate yield, loss on drying, process duration, and workup bottlenecks, tracking improvements year over year. Sample failures don’t get hand-waved—they trigger direct process adjustments and operator retraining. We draw on these lessons to avoid repeating mistakes, to produce tighter specification limits, and to foster a skilled technical team who see the complete lifecycle of each run.

    Why Direct Manufacturing Matters to R&D Teams

    Researchers trust material from the producing lab for good reason. They know that every question about formulation, derivatization, or analytical behavior links back to a lab that can answer, “How was this made? What went into this lot? Who checked it before shipment?” We regularly support teams developing new peptide mimetics, CNS-active prodrugs, or metabolic pathway analogs who need subtle structural tweaks—changing a side chain, adjusting stereochemistry, or tuning solubility. Because all steps happen under one roof, we can tailor production while maintaining strict control over quality and documentation.

    This responsiveness means a graduate student stuck on synthetic failure, or a pharma QC manager dealing with process drift, receives help from the same experts producing the next batch. No two projects look exactly the same; our flexibility reflects real-world needs rather than template solutions.

    Proactive Communication: Teaching, Listening, and Improving

    We don’t stop at shipping boxes. Our technical and sales teams share process notes, troubleshooting tips, and raw batch data with R&D partners. During joint development projects, we exchange spectra and process modifications, and we teach graduate students lab-scale tips for handling pyrrolidone derivatives. Years of feedback transformed our FAQs and support documents into living resources shaped by real experiments—not just public-domain data.

    Instead of one-way updates, we host virtual walk-throughs of our plant for teams evaluating us as a long-term partner. Technical buyers and lab managers ask tough questions, and we use those queries to review internal systems, tighten traceability, and refine workflows. This collaborative dynamic grows stronger with each year and lets us serve not just as a supplier, but as an extension of a customer’s technical team.

    Looking Ahead: Adapting to Research and Process Demands

    Every season brings fresh dialogue with research groups, process engineers, and formulation specialists. We see the evolution in synthetic methods, coupling technologies, and purification demands first-hand. As new projects call for higher purity, stricter control, or greener chemistry, we refine our own manufacturing to keep pace. We stay ready to scale up, modify, or adapt production for custom variations of (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid, drawing from the proven experience that only direct manufacturing can deliver.

    Owning the full production line means less guesswork for customers and more insight for project managers. Quality grows out of hands-on work, technical depth, and honest conversations with researchers who need more than just another commodity chemical. We bring our lived experience, dedication, and accumulated knowledge to every lot of (2S)-2-(2-Oxopyrrolidin-1-Yl)Butanoic Acid we produce, so you can move your research forward with less friction and more confidence.