Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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Pemoline

    • Product Name Pemoline
    • Alias Cylert
    • Einecs 205-117-5
    • 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

    735352

    Generic Name Pemoline
    Brand Names Cylert (discontinued in US)
    Drug Class Central nervous system stimulant
    Chemical Formula C9H8N2O2
    Molecular Weight 176.17 g/mol
    Route Of Administration Oral
    Indications Attention-deficit hyperactivity disorder (ADHD), narcolepsy
    Contraindications Liver disease, hypersensitivity to pemoline
    Black Box Warning Risk of serious liver toxicity
    Status Withdrawn from most markets including US

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

    Packing & Storage
    Packing Pemoline is packaged in a white, sealed 25g plastic bottle with a tamper-evident cap and clear labeling for laboratory use.
    Shipping Pemoline should be shipped in airtight, moisture-resistant containers, clearly labeled with appropriate hazard warnings. Transport must comply with local, national, and international regulations, as Pemoline is a controlled substance. Ship at ambient temperature, away from incompatible materials. Ensure documentation for safe handling and compliance accompanies each shipment.
    Storage Pemoline should be stored in a tightly closed container at room temperature, ideally between 15°C to 30°C (59°F to 86°F). It should be kept away from heat, moisture, and direct light, and stored in a well-ventilated area. Incompatible substances, such as strong oxidizers, should be avoided. Ensure the storage area is secure and access is restricted to authorized personnel.
    Application of Pemoline

    Applications of Pemoline in Industrial Manufacturing

    Pemoline is a specialty raw material with controlled pharmaceutical and research applications. As a manufacturer with advanced production capabilities, we supply pemoline for strict industrial downstream integration. The following sections present real, compliant use cases where pemoline serves defined technical roles within regulated markets. Each application scenario includes practical compliance, technical ratio, process, and product information for accurate B2B reference.

    1. Pharmaceutical Active Ingredient Manufacturing (API Production)

    Pharmaceutical companies employ pemoline as an active pharmaceutical ingredient (API) in the synthesis of specific prescription medications for the treatment of attention deficit hyperactivity disorder (ADHD) and narcolepsy within regulated territories. The production process begins with procurement of approved GMP-grade material, followed by precise weighing and blending into formulation batches. Quality control includes impurity profiling and residual solvent analysis before downstream formulation. Production operates in cleanroom environments with validated documentation for every batch, ensuring full traceability throughout the workflow.

    Industry compliance standards

    • United States Pharmacopeia (USP)
    • European Pharmacopoeia (Ph. Eur.)
    • Good Manufacturing Practice (GMP; ICH Q7/Q8)
    • US FDA 21 CFR Parts 210/211

    Typical usage ratio

    • API content: 25–56 mg per tablet (formulation basis per market approval)
    • Powder blending: 3–8% of total tablet weight depending on excipients and release profile
    • Process scale-up adjusts API ratio according to fixed-dose approvals for each finished dosage form

    Downstream process integration

    • Entry at dry-blend mixing and granulation phase
    • Critical checkpoint during compression and tableting
    • In-line HPLC identity confirmation
    • Pre-formulation stability testing under ICH conditions

    Final product types

    • Oral solid dosage tablets for ADHD treatment
    • Controlled-release tablet formulations
    • Prescription medications for narcolepsy management
    • Finished blister packs for hospital or retail supply

    2. Reference Standard Production for Analytical Laboratories

    Quality control and research laboratories require high-purity pemoline as reference standards to validate analytical methods and calibrate chromatographic instruments. These standards underpin the quantification of residues, impurities, and assay confirmation in medicinal product testing, forensic toxicology, and academic pharmacology. Analytical pemoline is synthesized and purified according to ISO and pharmacopoeial used as certified reference material (CRM) with COA. Storage and handling occur in certified laboratories with robust documentation and metrological traceability.

    Industry compliance standards

    • ISO/IEC 17025:2017 Laboratory Accreditation
    • USP Reference Standards Quality System
    • European Pharmacopoeia Reference Standards
    • FDA GLP (Good Laboratory Practices)

    Typical usage ratio

    • Reference solutions: 0.01–1 mg/mL in methanol or acetonitrile for calibration
    • Batch analysis: 1.0–10.0 mg per QC cycle, depending on laboratory throughput
    • Stability test sample: 10–50 mg per experiment for extended retention
    • Usage rate tailored to instrument requirements and accredited test protocols

    Downstream process integration

    • Dissolution in solvents for HPLC or GC calibration
    • Preparation of linearity, accuracy, and precision curves
    • Identity confirmation through FTIR, MS, or NMR
    • Archival of reference materials for cross-batch comparability

    Final product types

    • Certified calibration ampoules for analytical workflow
    • Primary standards for pharmaceutical QC departments
    • Control spiking solutions for forensics or clinical research labs
    • Proficiency test kits for laboratory inter-comparison studies

    3. Drug Formulation Development and Stability Studies

    R&D and formulation companies source pemoline to develop new dosage forms or conduct forced degradation and stability studies. Researchers blend pemoline with various excipients, binders, and film coatings to optimize pharmacokinetics or extend shelf-life. These trials evaluate storage effects, stress conditions, and container-closure interactions before commercial scale-up. Material traceability, in-process controls, and comprehensive documentation are maintained from laboratory scale to pilot batches.

    Industry compliance standards

    • ICH Q1A(R2) Stability Testing of New Drug Substances and Products
    • EMA Guideline on Pharmaceutical Development
    • US FDA Guidance for Industry: ANDA and NDA Submissions
    • GMP requirements for Investigational Medicinal Products (IMP)

    Typical usage ratio

    • Prototype formulation: 10–50 mg pemoline per 100 g excipient blend
    • Stability studies: 0.5–1.0% w/w in pilot scale batches for long-term and accelerated conditions
    • Excipient ratios adjusted for disintegration and dissolution targets
    • Screening batches as low as 0.05% to study degradation kinetics

    Downstream process integration

    • Initial compounding and blending at R&D lab or pilot plant
    • Diversified with coating, granulation, or capsule filling as per study design
    • Subjected to photostability and humidity chambers
    • Comprehensive batch release and shelving protocols for research archives

    Final product types

    • Prototype solid oral dosage forms for clinical testing
    • Stability study samples for registration filings
    • Reference formulations for regulatory submissions
    • Research-use-only (RUO) trial tablets or capsules

    4. Forensic Chemistry and Toxicological Analysis

    Forensic and toxicology laboratories use authenticated pemoline as a test compound for the calibration of mass spectrometry, immunoassay kits, and toxicological screens. These workflows help identify and quantify possible pemoline exposure in biological samples under national law enforcement and forensic protocols. Laboratories follow protocols for chain-of-custody, result documentation, and inter-laboratory validation, supported by procurement of traceable, certified-grade raw material.

    Industry compliance standards

    • SO/IEC 17025 Laboratory Competence
    • World Anti-Doping Agency (WADA) Prohibited List Testing Criteria
    • Standard Practices for Forensic Toxicology Laboratories (Society of Forensic Toxicologists; SOFT)
    • NIST Traceable Reference Materials

    Typical usage ratio

    • Calibration range: 0.01–100 ng/mL in biological matrices for instrument setup
    • Quality control samples: 1–10 mg per batch for routine test kits
    • Extraction recovery assessment: spiking at 0.1–5% of total sample volume
    • Application tuning per legal limits and equipment LOD

    Downstream process integration

    • Preparation of positive and negative control samples
    • Sample extraction via SPE or LLE for instrument analysis
    • Periodic re-calibration for trace analysis on LC-MS/MS, GC-MS
    • Inclusion in external proficiency and chain-of-custody test schemes

    Final product types

    • Forensic calibration kits for legal toxicology screening
    • Standardized urine, blood, or plasma controls
    • Immunoassay test panels for drug abuse monitoring
    • Chain-of-custody documentation for legal casework
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    Certification & Compliance
    More Introduction

    Pemoline: Direct from the Chemical Manufacturer

    Our Pemoline and Its Place in Industry

    Pemoline has held interest in pharmaceutical chemistry for decades. As a chemical manufacturer with years of hands-on experience, we see a clear profile for this compound not only in terms of its molecular structure but in how it has addressed specialized needs in both research and industrial use. Our Pemoline stands out with batch-to-batch consistency, supported by thorough lab controls and transparency tied to real production conditions rather than polished catalog promises.

    Pemoline (systematic name: 2-amino-5-phenyl-2-oxazolin-4-one) possesses a modest, unassuming appearance—fine, white to off-white powder—with a molecular weight just under 180 g/mol. Its chemical stability and defined purity profile, shown by tightly managed HPLC results, allow chemists to proceed with confidence in their experimental protocols. We supply Pemoline that consistently exceeds the 99% purity mark—a direct result of established synthetic controls and rigorous isolation techniques designed to avoid the common pitfalls of over-oxidation or incomplete cyclization.

    Batch Quality from the Factory Floor

    In the chemical plant, workers and technicians handle each reaction vessel with both their hands and their judgment. As routine as Pemoline synthesis might look on paper—a cyclization reaction using properly dried reagents, followed by carefully buffered workup—small operational tweaks make all the difference. We select solvents with attention to residual water content, because even trace moisture can lead to unwanted side reactions and subpar yields. Our filtration apparatus and drying ovens don’t just run on timers but on human assessment of the solid’s real-world appearance. Visual cues from each batch carry valuable signals, and deviations prompt interventions before final packaging.

    Packaging and Handling Supported by Direct Experience

    Proper handling doesn’t end with synthesis. Pemoline’s powdery texture encourages static buildup during transfer into bottles; as a result, each stage, from large-scale vessel to packaging in pharmaceutical-grade HDPE or amber glass, involves careful grounding and antistatic practices. Moisture barriers are vital in our environment—improper sealing allows for clumping or hydrolysis, risking alteration of characteristics. Each sealed unit features a unique batch number that can be traced right to its reactor, overseen by skilled staff who witness the process from raw material receipt to final shipment.

    We recommend storage in cool, dry areas, shielded from light, not just because a specification sheet says so but because we have seen what open exposure does to product integrity. Crystallinity and ease of handling persist best under these conditions, and we counsel our customers from real-world experience in chemical logistics and climate-control best practices.

    Pemoline’s Key Applications: Function, Not Hype

    Researchers and product developers across pharmaceutical science and academia approach Pemoline primarily for its role as a central nervous system stimulant—though in practice, its direct therapeutic use in many markets has been restricted due to evolving regulatory environments. For our clients active in drug discovery and synthesis, Pemoline offers value in analytical calibration and as a synthetic precursor. Our facility keeps a close eye on current guidelines, and we supply Pemoline strictly for authorized research, quality control, and educational purposes.

    Our conversations with buyers often center on reliability. When a formulation specialist or QC reviewer opens a new drum of Pemoline from our production, uniform particle size—as achieved through controlled milling and sieving—eliminates frustrating variables from compounding. We do not outsource critical process steps. Dr. Li, who has worked on our reactor lines since 2005, personally tracks new process adjustments, confirming that scale-up from pilot to full batch maintains the same physical and chemical attributes.

    Comparisons: Pemoline versus Other CNS Stimulants

    Many inquire how Pemoline differs from other products in its class, such as methylphenidate or amphetamine salts. Direct chemical structure sets Pemoline apart; as a 4-oxazolinone, its ring system and electronic configuration lead to comparatively different metabolic pathways. Over the years, both in academic and industry settings, we have observed that Pemoline’s onset and peak action shift, reflecting less intense but longer-acting profiles. Its oral bioavailability and low volatility reduce the risk of diversion compared to compounds with higher rates of recreational misuse.

    From a synthetic perspective, making Pemoline presents fewer environmental risks than the multistep routes sometimes required for amphetamines. By employing a single-pot reaction with high atom economy, our facility limits waste streams and keeps solvent consumption to a minimum. We recover much of the process water and unreacted precursors using fractional distillation, aligning our plant with sustainable industry practices.

    Pharmaceutically, Pemoline’s long half-life and low affinity for monoamine reuptake transporters contribute to a profile distinct from short-acting stimulants. This difference not only affects end-use but also guides how our customers design dosage regimens or pharmacokinetic assessments. Unlike the rapid peaks and troughs seen with other stimulant APIs, Pemoline’s gradual curve offers a unique research model for those exploring steady-state exposure in preclinical or clinical trials.

    Safety, Compliance, and Transparency Born from Practice

    Our team interacts directly with regulatory authorities, and we maintain unrestricted access for audits and sample checks. Each Pemoline lot comes with a full analytic dossier tied to real analytic runs, not curated sample sets. In the rare event that a batch falls short of specification, affected product does not pass beyond our warehouse. No lot skips quality review—our staff with hands-on chemical and analytical backgrounds bear responsibility for each batch number.

    Regulatory compliance isn’t just red tape; it's practical risk management. Several years ago, we caught a run with unexpectedly high residual solvents due to a minor cooling malfunction that would have been easy to miss had we relied on statistical sampling alone. Full-batch, rather than spot, testing revealed the deviation, and the nonconforming lot never reached the customer. We share lessons like these with our industry peers and clients because transparency reduces reputational and operational risk for everyone down the line.

    Market Restrictions and Responsible Supply

    The regulatory climate around Pemoline has changed considerably since the early 2000s. Many markets classify it under controlled substances acts, and certain regions have ceased its use in direct human therapy. We don’t look for loopholes or gray zones—every consignment follows local and international export laws. Our logistics team does more than arrange shipping: they verify end-use declarations, double-check paperwork, and coordinate with experienced compliance officers so only qualified researchers and institutions receive supply.

    Customers seeking Pemoline for animal or human research supply detailed statements of intended use, and we maintain documentation for years after each transaction. These process controls reduce diversion risk and help keep our license in good standing. Once, a potential buyer attempted to place repeated orders through multiple channels, but our integrated order tracking spotted the irregularity, and senior management shut down the account before any product left the plant. Direct oversight and vigilant recordkeeping distinguish manufacturer supply from trading or distribution channels that can suffer from fragmented accountability.

    Process Improvements Learned on the Production Line

    Continuous improvement forms the backbone of our plant ethos. We have modified our Pemoline process to use greener solvents, phased out short-lived filter aids, and invented ways to recover trace product from wash solutions, raising yields and reducing chemical waste. Technicians at our plant gather weekly to discuss near-misses and efficiency tweaks. New equipment purchases, such as the switch to closed-system crystallizers, grew out of these working sessions, not from consultant proposals.

    Our Pemoline’s stability data stretches back over a decade—with real-time and accelerated studies run on every significant process variation. Changes, like switching from open-pan to nitrogen-blanketed drying, directly improved shelf life. Calibration routines for our analytical balances evolved from simple weight checks to full-mass comparison against certified standards because tiny errors affect compliance with stricter pharmacopoeial requirements. Our QA lead, whose first day on the job required hand-weighing early Pemoline batches, now oversees digital audit trails and 21 CFR Part 11-compliant records.

    End-User Support: More Than Supply

    We take a personal approach to customer support because we understand the full lifecycle of our product—how it’s stored, measured, and used in end applications. Researchers often reach out to validate product identity or troubleshoot analytical issues. Our technical team responds with detailed advice drawn from real batches, not boilerplate answers. Questions about solubility in specific media or compatibility with sensitive excipients are met with recommendations based on experiments run in-house, not speculation or citations from unrelated literature.

    One client working on a comparative dissolution study faced persistent precipitation issues. By analyzing the sequence of reagent additions and pH adjustment methods, we recreated their setup and pinpointed the critical step. Adjusting the order of base and Pemoline addition resolved the solubility problem, saving the team weeks of redundant troubleshooting. Strong relationships like this, based on mutual respect and in-the-trenches troubleshooting, make the effort behind every bottle of Pemoline worthwhile.

    Supply Chain Challenges and Realities

    Chemical supply chains face pressures from raw material volatility, transportation bottlenecks, and sudden shifts in regulatory enforcement. Sourcing the starting aldehydes and ammonia equivalents for Pemoline production requires negotiation with trusted upstream partners. We maintain multiple sources after several industry-wide shortages disrupted supply in prior years. Lead times lengthen amid import delays, so we hold stock buffer levels well above routine demand to avoid letting our customers down.

    Natural disasters or transport strikes sometimes cause shipping windows to close unexpectedly. Our logistics crew once spent a weekend re-routing finished Pemoline inventory between distribution hubs to avoid customs embargoes, personally escorting shipments across provincial boundaries to honor delivery schedules for long-term research programs. Not every challenge becomes a crisis, but direct control over fulfillment keeps commitments to our research and pharmaceutical clients secure.

    Investment in Skill and Safety

    Skill retention within the manufacturing workforce shapes the long-term quality of our Pemoline output. Our plant offers structured apprenticeship for operators, ensuring new staff grasp the nuanced control points in Pemoline synthesis. Cross-training is standard practice: people who load reactants also join in on analytical runs, giving them investment and ownership over product outcomes. On rare occasions when a small error occurs—a mis-set temperature ramp or a mis-read scale—the line stops, and corrective action documentation captures what happened, so lessons stick for everyone.

    Strict adherence to workplace safety rules keeps our staff confident about working with active pharmaceutical ingredients. PPE is refreshed routinely, and on-site training includes emergency drills for chemical exposure. Pemoline’s modest dust hazard requires enclosed transfer equipment and local exhaust, but we go further by automating weighing and charging to cut human contact. The reduction in lost-time injuries and near-miss incidents testifies to our team’s collective vigilance.

    Environmental Considerations—Beyond Compliance

    We recognize the impact of industrial-scale synthesis beyond regulatory standards. Waste minimization sits alongside batch output on our operational scorecards. Solvent recycling, water conservation, and responsible energy use matter for both financial and ethical reasons. Our Pemoline facility incorporates containment for process effluent and invests in scrubbers for any vent-side vapor emissions. Independent environmental audits supplement regulatory inspections, giving our plant management a broader view of improvements leveraged for future capacity and safety upgrades.

    Several years ago, a local stormwater authority raised questions about minor trace byproducts detected near many regional chemical producers. We responded by fast-tracking upgrades to our wastewater monitoring and installed continuous online sensors. Subsequent external analyses confirmed substantiative reductions, and we shared our data and monitoring practices with neighboring sites. Cooperation, not competition, defines responsible stewardship of the community resources we all rely on.

    Ethics, Knowledge, and Trust in Supplying Pemoline

    Supplying Pemoline as an API precursor or research chemical carries responsibility—for patient health, for downstream users, and for the integrity of scientific results. We believe knowledge of every process detail and openness to inspection build trust over years of repeated business. Long-term customers stay not just for consistent quality but because problems rarely linger longer than a phone call or video consult.

    This kind of relationship only takes root at the manufacturing level. Traders and resellers focus on short-term transactions or price arbitrage, but manufacturers—with people who mix, refine, and finish every batch—stand accountable to both internal standards and those expected by regulators and clients. Our work produces substance, certainty, and continuous learning—qualities anyone can verify by observing a plant tour, reviewing our QC records, or speaking directly with those who do the job.

    Pemoline’s Future: Embracing Change, Holding Standards

    The landscape for Pemoline will keep evolving. More jurisdictions are refining the definition of research exemptions or tightening precursor controls. These changes require faster adaptation—not just in paperwork, but in the core of how manufacturing, documentation, and communication happens. We refine process records, refresh staff training, and invest in new software for better tracking each year.

    Production lines learn from both failures and successes. Small improvements—like switching filter media, streamlining post-centrifuge drying, or integrating automation—flow from ideas sourced directly on the floor. Fewer opportunities for error mean stronger, more reliable Pemoline for every user, large or small.

    New customers sometimes ask, “What makes you different?” The answer always comes down to first-hand knowledge, traceability, and a willingness to take responsibility at every step. We stand by our Pemoline supply, because we know everything that goes into its creation, preservation, and safe use. Many industries promise quality, but only constant day-to-day involvement at the manufacturing level makes that promise real—and keeps it for the long term.