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HS Code |
391769 |
| Chemical Name | (S)-3-Isopropyl-2,5-Piperazinedione |
| Molecular Formula | C7H12N2O2 |
| Molecular Weight | 156.18 g/mol |
| Cas Number | 13669-43-9 |
| Iupac Name | (S)-3-(propan-2-yl)piperazine-2,5-dione |
| Appearance | White to off-white solid |
| Melting Point | 153-155°C |
| Solubility In Water | Slightly soluble |
| Optical Rotation | [α]20/D +105° (c=1, MeOH) |
| Smiles | CC(C)C1CC(=O)N[C@@H](C1)C(=O)N |
| Inchi | InChI=1S/C7H12N2O2/c1-5(2)6-3-7(11)9-4-8-6-10/h5-6H,3-4H2,1-2H3,(H,8,10)(H,9,11)/t6-/m0/s1 |
| Chirality | S configuration at position 3 |
| Storage Conditions | Store at 2-8°C, dry place |
| Pubchem Cid | 98400 |
As an accredited (S)-3-Isopropyl-2,5-Piperazinedione factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 10g (S)-3-Isopropyl-2,5-piperazinedione is packaged in a sealed, amber glass bottle with tamper-evident screw cap. |
| Shipping | (S)-3-Isopropyl-2,5-Piperazinedione is shipped in tightly sealed, chemical-resistant containers to prevent contamination and degradation. It is handled and transported in accordance with standard chemical safety regulations, typically at room temperature and shielded from moisture and direct sunlight. Proper labeling and documentation accompany each shipment to ensure safe and compliant delivery. |
| Storage | Store (S)-3-Isopropyl-2,5-piperazinedione in a tightly sealed container, protected from light and moisture. Keep it in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizing agents. Ensure the storage area is securely labeled and access is restricted to authorized personnel. Follow standard laboratory safety and chemical hygiene protocols. |
Applications of (S)-3-Isopropyl-2,5-Piperazinedione in Industrial ManufacturingAs a specialized manufacturer, we supply (S)-3-Isopropyl-2,5-Piperazinedione to customers operating in regulated and value-driven sectors. This intermediate supports synthesis in advanced pharmaceutical, peptide, veterinary, and agrochemical manufacturing chains. Below are main use cases with compliance, integration, and product specificity. 1. Chiral Building Block in Peptide API SynthesisManufacturers select (S)-3-Isopropyl-2,5-Piperazinedione as a key chiral precursor in solid-phase and solution-phase peptide synthesis. Its S-stereochemistry allows direct coupling during fragment assembly, meeting strict impurity and enantiopurity criteria required for regulated APIs. The diketopiperazine scaffold lends itself to stable incorporation in longer peptide chains, supporting pharmaceutical peptide development for metabolic and oncological applications. Industry compliance standards
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2. Intermediate in β-Lactam Antibiotic SynthesisIndustry processes use this compound as a nitrogen-containing intermediate in β-lactam sidechain assembly. Its cyclic structure enables efficient introduction of sterically-defined amine fragments in cephalosporin or carbapenem production. Its configuration supports control of optical purity through the entire downstream catalytic and protection/deprotection sequence, ensuring compliance for parenteral antibiotics. Industry compliance standards
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3. Precursor for Veterinary Anthelmintic Drug SynthesisVeterinary pharmaceutical companies adopt (S)-3-Isopropyl-2,5-Piperazinedione in the synthesis of cyclic and non-cyclic piperazine derivatives acting as anthelmintics. Its defined stereochemistry permits efficient chirality transfer in targeted molecule assembly. Downstream process validation focuses on consistent impurity profile, ensuring broad-compliance registration for animal health products. Industry compliance standards
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4. Starting Material for Agrochemical Protectant SynthesisFormulators in the agrochemical sector use this diketopiperazine to synthesize protective agents for crop and seed applications. The rigid, stereochemically pure scaffold improves stability and performance of certain fungicidal and seed treat formulations by optimizing release profiles and degradation kinetics. Documented process control is essential as regional pesticide regulation demands validated traceability and impurity monitoring. Industry compliance standards
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Our daily work in the chemical manufacturing industry revolves around strict quality control and honest communication about what we produce. (S)-3-Isopropyl-2,5-Piperazinedione stands out as an integral building block in the synthesis of pharmaceuticals and fine chemicals. As direct producers, we see more than just a complex molecular structure — we handle the materials from raw intermediates to purified product, understanding how minor changes in synthesis can dramatically impact purity, enantiomeric excess, and usability for downstream processes.
Unlike generic intermediates, this compound’s chiral nature requires ongoing process refinement. Markets keep looking for optically pure products to keep drug side effects low and increase bioactivity. Our dedicated in-house teams constantly analyze chromatographic and spectrometric data to ensure the enantiomeric excess of this compound consistently exceeds requirements for high-performance drug synthesis. Working at the factory level means we incorporate lessons from each batch, adjusting reaction parameters to optimize yield and reduce byproducts. Chemical engineers and analytical chemists rely on years of hands-on troubleshooting to maintain repeated success, so customers don’t gamble on uncertain quality.
Comparing this compound to its racemic or less pure siblings, the differences go further than technical specifications. During the production of APIs involving piperazinedione skeletons, chiral purity influences not just the therapeutic effect but also toxicity and metabolic profile. Chemically, many can synthesize the backbone; achieving high optical purity with reproducible results is where most non-producers stumble. Our facility's investment in custom reactors, chiral resolution techniques, and constant staff training show up in the final product’s reliability, long-term stability, and regulatory compliance.
Years on the production floor have taught us that theoretical chemistry rarely survives contact with real raw materials. (S)-3-Isopropyl-2,5-Piperazinedione, like many chiral intermediates, demands control at almost every stage. Scrutinizing suppliers isn’t optional. One contaminated batch of starting material can throw off the whole run, leading to costly purification or complete reprocessing. Direct manufacturers like us develop long-term relationships with raw material vendors, using vetting protocols that go far beyond superficial certifications.
Large-scale manufacturing introduces another layer of complexity. Capable operators weigh, mix, and monitor reactions with a sense for subtle shifts in color, viscosity, odor — often catching missteps before sensors flag them. Semi-automated monitoring keeps tabs on every variable, yet it’s the human expertise that saves batches from avoidable issues. Each run gets logged in detail, so if a slight change creeps in, our chemists can trace it to the day, time, or temperature fluctuation that caused it.
Once the reaction wraps up, the purification process separates skilled producers from opportunistic traders. We dedicate significant resources to recrystallization and chromatographic separation, targeting a purity no distributor can guarantee by simple re-packaging. Every lot is verified against internationally recognized standards using HPLC, NMR, and other robust analytical tools. Our on-site team interprets spectra firsthand, ensuring that the compound meets pharmaceutical grade – not just “good enough” for sales talk.
Lab specs aren’t just numbers on paper for us — each one means a step or technique on the factory floor. The primary identifiers for (S)-3-Isopropyl-2,5-Piperazinedione, such as melting point, rotation, and impurity profile, serve as checkpoints in daily operations. Consistency matters more than any one-off analysis; a genuine manufacturer focuses on how these properties stay steady between kilo and metric-ton scales.
We learned early on that minor process changes, like wash solvents or crystallization temperatures, can influence residual solvents and trace impurities. Customers that care about these details typically face end-users who don’t tolerate deviation. Regulatory inspectors in the pharmaceutical sector demand historical data on every raw material and intermediate. By building stability studies and maintaining option logs of every batch, we stay ahead of questions before they become production delays for our partners downstream.
In some cases, customers approach us with unique needs — tighter controls on heavy metals, specific solvent residues, or even alternate salt forms for solubility or formulation reasons. We’re set up internally to implement these changes directly, without the time lag or information loss that comes with resellers. This ability to vary the manufacturing process on demand makes a huge difference for companies developing specialty products or new drugs, since they don’t wait through layers of supply chain bureaucracy.
Synthetic chemists building peptide-based drugs or working with diketopiperazine scaffolds quickly recognize how central chiral intermediates like (S)-3-Isopropyl-2,5-Piperazinedione are to modern medicines. We’ve supported bulk drug makers targeting antitumor, antiviral, and neuroactive molecules by delivering this specific isomer to schemes where its configuration matters. Chiral mismatches waste resources and time, so reproducible access enables more reliable drug discovery, faster process optimization, and better outcomes for clinical candidates.
Small molecule medicinal chemistry groups in universities or biotech startups sometimes contact us with scale-up challenges. They want assurance their gram-scale methods will translate smoothly to multi-kilo runs. By leveraging our large-scale route validation and impurity profiling, we work directly with researchers to de-risk surprises before valuable time or resources get spent on failed reactions.
Customers from outside pharmaceuticals – agrochemicals, materials science, fine chemical synthesis – prize this product for functionalization options. The five-membered ring with defined chirality opens up downstream transformations, making it easier for them to synthesize complex architectures or discover new product families. Technical conversations help shape final product form — some groups want free base, others need specific salts or dispersions, and we’ve adapted processes to deliver exactly what each market segment actually uses.
We often get questions about what sets our product apart from offerings found through brokers or catalogues. The answer lies in traceability, batch history, and scientific accountability. Products shipped by intermediaries sometimes change hands multiple times before reaching end users. This creates risk for contamination, mixing of lots, and incomplete regulatory documentation. Nothing matches the confidence of knowing exactly where a compound originated, backed by a producer willing to answer every technical question directly.
Pure (S)-3-Isopropyl-2,5-Piperazinedione isn’t just a catalog code. Some sources cut corners on purification, leaving higher levels of racemic contaminant or related byproducts. These can visibly affect crystallinity, solubility, and reactivity in subsequent transformations. Over decades we’ve refined work-ups, chiral resolutions, and testing protocols to eliminate doubt and raise confidence for downstream users who depend on failure-free synthesis.
In our facility, batches don’t just get a certificate of analysis. Each comes with a complete analytical dossier, including raw data, Lot numbers, in-process control data, and full spectra. These documents aren’t paperwork for us — they form the backbone of transparent customer relationships and uninterrupted regulatory inspections. No overnight trader or digital storefront can duplicate this level of oversight or long-term investment in traceable quality.
Direct manufacturing brings learning curves and hard-won experience that outsiders rarely understand. The staff faces every production hiccup firsthand. Unexpected color changes, stubborn emulsions, or trace metallic off-odors force teams into problem-solving mode. Adapting to these cues, the crew experiments with new filtration techniques, tweaks reaction conditions, or even rethinks raw material sources.
Every successful campaign adds to the corporate memory, helping us refine each process flowchart. Unexpected results trigger thorough post-mortem reviews so all involved understand what shifted — and why. These lessons feed into revised SOPs and operator training programs, which means every future batch benefits from the knowledge gained. Efficiency climbs, failure rates drop, and quality tightens even more.
At the production line, our operators pick up subtle signals — changes in mixing patterns, barely perceptible shifts in temperature gradients. Feedback loops between hands-on production staff and analytical chemists improve batch-to-batch reproducibility. Years of production data give us the confidence to scale up customer-specific projects with lower risk and shorter lead times, all backed by a foundation of detailed learning.
Supplying to pharmaceutical and biotechnology companies, we comply with extensive regulatory needs. Certification and documentation start before raw materials ever enter our gates. Careful supply chain control ensures that (S)-3-Isopropyl-2,5-Piperazinedione always aligns with good manufacturing practices and can pass inspections or audits at contract manufacturers, CROs, and end-user sites.
National and international quality agencies do not tolerate vague records or inconsistent product data. Being manufacturers, we gather source documentation, cleaning logs, and analytical records, making them immediately accessible to QA teams. Auditors look for reproducible results backed by robust traceback; they need evidence of proper cleaning, validated test methods, and long-term process control. Since we create every record in-house, customers benefit from complete and immediate responses — not time-consuming requests up the supply chain.
Compliance goes further than paperwork. We perform ongoing risk assessments, validate methods regularly, and stay up to date on global regulatory expectations. This lets our partners avoid delays with their own regulators and confidently submit documentation for pre-approval or annual reviews, with full traceability at hand.
From our vantage point in chemical production, the most valuable outcome is the confidence customers have in each shipment. Synthetic chemists receive a raw material that works the way their method predicts, minimizing wasted time and troubleshooting. Quality assurance teams can track compound batches all the way to their reports, essential for regulatory filings and in-house compliance. Project managers avoid expensive bottlenecks because planning stays on schedule, supported by predictable lead times and volume availability.
Customization requests come through regularly. Some customers face scaling challenges, shipping temperature constraints, or regulatory deadlines. Our flexibility as direct manufacturers means we adapt processes without weeks of delay for external approvals. Labs get consistent samples while scale-up teams receive kilogram lots with identical utility, all produced under one roof by the team with the technical authority to guarantee it works as promised.
Direct engagement with our chemical engineering, regulatory, and analytical teams is a resource that third-party suppliers can’t match. Real-world feedback flows back and forth — what works for a pharmaceutical client in Switzerland might help an agrochemical team in India solve solubility issues or a university library’s new synthesis route. Over time, these networks enrich our development cycles, reinforcing trust and building solutions the wider industry comes to rely on.
Industry volatility often disrupts global supply chains, but being hands-on producers shields our partners from extended shortages. Our contingency planning addresses raw material delays or unforeseen transportation disruptions. By holding strategic stock and working directly with vetted logistics partners, we keep (S)-3-Isopropyl-2,5-Piperazinedione flowing where it’s needed most.
External shocks — regulatory newness, sudden spikes in demand, or production slowdowns at third-party plants — all impact chemical traders and brokers harder. Direct intelligence from the production floor to the shipping department helps us adjust batch schedules and prioritize allocation without information loss or bureaucratic inertia. Real-time inventory status and tight-knit production planning make it possible to support critical projects during crunch periods, easing supply worries for downstream users.
Beyond stock management, being direct manufacturers means we have the technical staff and process control to develop alternative routes as needed. If a raw material becomes restricted or inaccessible, R&D teams devise workarounds and implement them rapidly. No amount of market finesse from a distributor can substitute for in-house problem solvers with years of chemical know-how and an investment in process equipment.
(S)-3-Isopropyl-2,5-Piperazinedione will continue playing an important role in developing innovative drug candidates, custom chemicals, and specialty products. From our perspective, ongoing improvements will stem from a willingness to try new synthesis routes, upgrade analytical tools, and nurture partnerships with application chemists worldwide. Sustainability also shapes our planning — new solvents, safer reagents, and process optimizations cut down waste, energy use, and exposure, reflecting both environmental and safety commitments.
We routinely challenge ourselves to reduce processing steps and maximize atom economy while boosting product quality. Internally developed catalysis and green chemistry protocols reflect years spent moving from flask-scale models to industrial campaigns. These changes not only lower production costs or boost safety metrics but raise the standard for everyone who depends on reliable, ethically made chiral intermediates.
In every bag, drum, or bottle that leaves our plant, decades of knowledge, innovation, and social responsibility are embedded. Customers, regulators, and scientific collaborators see the difference in process transparency, analytical rigor, and consistent delivery of (S)-3-Isopropyl-2,5-Piperazinedione. This reputation, built over years on the shop floor, fuels our drive to remain a trusted manufacturer and industry leader, setting benchmarks in chemical production and applied science.