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HS Code |
112259 |
| Product Name | (S)-1-Boc-3-Cyanopyrrolidine |
| Cas Number | 143900-44-1 |
| Molecular Formula | C10H16N2O2 |
| Molecular Weight | 196.25 |
| Appearance | White to off-white solid |
| Purity | Typically ≥98% |
| Specific Rotation | [α]D20 = +35° to +41° (c=1, CHCl3) |
| Melting Point | 68-72 °C |
| Storage Temperature | 2-8 °C |
| Solubility | Soluble in organic solvents (e.g., DCM, MeOH) |
| Smiles | CC(C)(C)OC(=O)N1CC[C@H](C#N)C1 |
| Inchi | InChI=1S/C10H16N2O2/c1-10(2,3)14-9(13)12-6-4-8(7-11)5-12/h8H,4-6H2,1-3H3/t8-/m0/s1 |
As an accredited (S)-1-Boc-3-Cyanopyrrolidine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 25g quantity of (S)-1-Boc-3-cyanopyrrolidine is supplied in a sealed amber glass bottle with a tamper-evident cap. |
| Shipping | (S)-1-Boc-3-Cyanopyrrolidine is shipped in tightly sealed containers to ensure safety and stability during transit. The chemical is protected from moisture, light, and extreme temperatures, and packaged according to standard hazardous material regulations. Appropriate labeling and documentation accompany each shipment to comply with international and local shipping requirements. |
| Storage | (S)-1-Boc-3-Cyanopyrrolidine should be stored in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible materials such as strong acids and bases. Keep the container tightly closed when not in use. Store at room temperature, avoiding excessive heat, moisture, and direct sunlight. Follow all relevant safety guidelines and local regulations for chemical storage. |
Applications of (S)-1-Boc-3-Cyanopyrrolidine in Industrial Manufacturing(S)-1-Boc-3-Cyanopyrrolidine serves as a highly valuable intermediate in several specialized industrial sectors, especially pharmaceutical synthesis and fine chemical production. Its unique stereochemistry and protected amine group support diverse synthesis pathways in commercial manufacturing plants. 1. API Intermediate for Dipeptidyl Peptidase-4 (DPP-4) InhibitorsPharmaceutical manufacturers frequently use (S)-1-Boc-3-Cyanopyrrolidine as a chiral building block in the synthesis of DPP-4 inhibitors, notably vildagliptin and related antidiabetic drugs. This intermediate enables precise assembly of key molecular frameworks after selective Boc deprotection and coupling steps. Pharmaceutical production lines employ it during multi-step synthesis, facilitating strict control over isomeric purity and impurity profiles. Industry compliance standards
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2. Advanced Intermediate in Peptidomimetic SynthesisIn peptidomimetic manufacturing, (S)-1-Boc-3-Cyanopyrrolidine functions as a selectivity-imparting unit within non-natural amino acid analogues and constrained dipeptide scaffolds. Custom peptide plants employ the material to install chiral nitrile moieties, aiding the synthesis of proteinase-resistant linkers or enzymatic inhibitors used in research and large-scale therapeutic programs. Industry compliance standards
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3. Chiral Precursor in Fine Chemical SynthesisFine chemical companies use (S)-1-Boc-3-Cyanopyrrolidine as a stereo-defined starting material to access pyrrolidine-based derivatives for agrochemical and specialty applications. Its protected amine functionality ensures controlled release of the primary amine during end-stage transformations, which is critical for downstream derivatization under anhydrous or mild conditions. Manufacturers rely on this intermediate for step-economical syntheses. Industry compliance standards
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4. Specialized Intermediate for CNS Drug Synthesis(S)-1-Boc-3-Cyanopyrrolidine is integrated into chemical manufacturing routes for new chemical entities targeting central nervous system (CNS) disorders, where rigidified, chiral pyrrolidine cores are necessary for blood-brain barrier penetration and receptor specificity. Process chemists exploit this material to deliver functionalized rings required in preclinical CNS pipeline compounds under strict impurity control and isomer management protocols. Industry compliance standards
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If you’ve walked through our production floor, you know that every batch of (S)-1-Boc-3-Cyanopyrrolidine starts with a direct connection to real-world industry demands. We don’t source materials just based on cost comparisons. The focus rides on purity, reliability, and reproducibility, backed by hands-on work and careful adjustments. This chiral building block comes out of necessity—honed by feedback from partnering process chemists and our own development trials. We’ve learned that even small shifts in synthesis steps often bring out differences between lab-scale and production-scale lots, especially with chiral intermediates like this one.
The structure of (S)-1-Boc-3-Cyanopyrrolidine stands out for those working in medicinal chemistry and process development. Its pyrrolidine ring, protected with a tert-butoxycarbonyl (Boc) group at the nitrogen and a cyano group at the 3-position, offers a reliable route for downstream syntheses. Our typical commercial offering ranges from kilogram to hundreds of kilograms per consignment, keeping the enantiomeric excess above 98 percent and controlling impurity profiles well below typical pharma cutoffs. Years of experience remind us that chiral purity matters—it isn’t just a number. Small drifts can throw downstream processes off course, especially when customers plug our material into high-value or highly scrutinized synthetic routes.
We see demand surging among pharmaceutical manufacturers, especially those developing dipeptidyl peptidase-4 (DPP-4) inhibitors, as well as other CNS-active drug candidates. Outsourcing managers from leading firms have visited us with detailed audit checklists and, quite frankly, high expectations. They want evidence—not promises—that we master the (S)-enantiomer using proven asymmetric synthesis and high-throughput chiral chromatography. They check for sources of racemization, trace solvent impurities, and repeatability from lot to lot. Experience has taught our teams to build preventive controls into every step, from the protection chemistry to the final purification.
Some clients ask us why we focus on (S)-1-Boc-3-Cyanopyrrolidine rather than its racemic or (R)-enantiomer. That answer traces back to feedback from discovery-phase chemists who noticed far greater selectivity and bioactivity in the (S)-configurations for specific enzyme targets. Scaling up the (S)-enantiomer without introducing unwanted (R) contamination remains a non-trivial challenge, especially for those used to small-batch lab recipes. We rely on tried-and-true catalysts and carefully monitored temperature regimes. A single uncontrolled parameter can lead to expensive rework or worse—lost material and lost confidence. Our resolving agents, solvents, and crystallization protocols take these variables seriously.
1-Boc-3-Cyanopyrrolidine finds utility far beyond a narrow preclinical niche. Process chemists trust its compatibility with a broad range of downstream modifications: after deprotection, the amine functionality stays ready for acylation, amidation, or custom derivatization. The cyano group itself opens doors for further extension, from reductive transformations to Grignard reactions. Catalog suppliers rarely offer the scalability and traceability we’ve built over years. Every major batch comes with real data on water content, residual solvents, heavy metals, and optical rotation. Those numbers don’t end up buried in reports; our clients review them, call us with questions, and sometimes visit our facilities to watch quality control in action.
Why does the Boc group matter so much for so many workflows? Synthetic chemists know that unprotected pyrrolidines can sidetrack reactions, either by forming undesired bonds or by undergoing oxidation. The Boc group delivers predictable stability during harsh reaction steps, particularly under basic or mildly acidic conditions. Our teams have tested enough process variations to see how small changes in protection chemistry can upend yields. We’ve seen a batch-level difference when customers switch to our material: higher yields and fewer unknown impurities post-deprotection. Many report easier purification steps later in their synthetic route, saving both time and solvent.
Controlling the introduction of the cyano group at the 3-position takes real insight. Market alternatives sometimes display purity on paper but break down or discolor under heat. We isolate and purify the intermediate with extra care, focusing on removing any side products that tend to be stubbornly similar in physical properties. That vigilance came out of troubleshooting long-running pilot campaigns, where side reactions introduced instability that threatened downstream steps. Over time, we adjusted both synthetic conditions and purification to keep the nitrile group intact—not just present, but free of trace acidic or basic contaminants. Our returns policy tracks lots carefully, and our customer-facing scientists always investigate if anything seems off.
What about shelf life and handling? Our operators store (S)-1-Boc-3-Cyanopyrrolidine in inert atmosphere packaging for shipping and recommend the same on-site, especially for long-term stocks. Repeated sampling and moisture studies confirmed that the material resists hydrolysis under most conditions, though we suggest minimizing exposure to open air for optimal performance. Chemists using the bulk lots in continuous processes value the fact that the product arrives consistent, lot to lot, so reaction profiles do not shift unexpectedly. Beyond paperwork, we stake our reputation on those little details.
In comparison, in-house synthesis can bring headaches—especially when teams realize the difference between research scale and production scale. We’ve been called in to rescue projects where chiral purity fell below cutoff because process deviations led to incomplete resolution. Our technical staff often help troubleshoot: identifying where impurities creep in and whether adjustments in the workup, chromatography parameters, or source solvents can prevent future issues. Over the past five years, we have seen more process teams decide to outsource not because of cost but to gain reliability and support from technical scientists who understand what’s at stake. Relationships built on trust and technical rigor reinforce every shipment.
Some teams ask about regulatory expectations and route-to-market strategies. Regulatory documentation often looks dry but stays central to our operations. We maintain auditable records on every input, validated analytical methods, and long-term stability data. Inspectors from major multinational pharmaceutical groups check these details on-site. They scrutinize our batch records and observe our technicians running chiral HPLC assays—a test that must not just be accurate but robust to day-to-day instrument performance. Our protocol for (S)-1-Boc-3-Cyanopyrrolidine shows consistently tight impurity windows and meets or beats pharmacopoeial standards where relevant. The conversation about regulatory compliance isn’t abstract here; it means the doors stay open for clients to move their programs forward with confidence.
We see shifting demand patterns in global markets for chiral intermediates. Years ago, most requests came from R&D teams focused on new chemical entities (NCEs). Today, procurement teams managing commercial launches ask for larger volumes, higher frequency shipping, and full traceability—all while keeping cost and environmental impact in mind. Efficiency and sustainability aren’t sales buzzwords here. We have invested in solvent recovery and recycling systems, cut down reagent waste, and optimized our chiral separations to reduce the environmental footprint of every batch. Downtime isn’t just lost profit; it risks delaying critically timed clinical milestones for customers who can’t afford surprises. We recognize how much rides on a plain package arriving intact, on time, every time.
It’s worth talking about quality not in theoretical terms, but through stories from the floor. We’ve worked through material recalls, traced unusual impurity spikes to upstream solvent supplies, and built a culture where operators personally report deviations—no matter how small. That transparency comes from years of accepting that mistakes, if handled quickly and honestly, build better systems and deeper trust. Most of our production managers started in hands-on roles and stay connected to daily operations. This reduces the risk of management losing sight of the details that keep the output predictable and the defect rate dropping, year over year.
Supply chain pressures can impact even the best-laid plans. We have seen global events scramble logistics overnight. Instead of overpromising, we carry buffer stocks of critical raw materials, maintain second-source supplier relationships, and sometimes adjust batch campaigns to meet urgent customer needs. Where other suppliers struggle with long lead times and uncertain ETAs, we’ve built a track record of on-time delivery by refusing to compromise quality controls. Spare reactor capacity and modular purification trains exist, not just for show, but to ensure clients get reliable shipments when others cannot.
Clients sometimes raise questions about the differences between our (S)-1-Boc-3-Cyanopyrrolidine and what competitors claim to offer. It’s rare for catalogue items to show real data on trace impurities, particle size, or trace metal content. Many don’t disclose the chiral purity on every lot or provide supporting analytical data. We share the full panel—chiral HPLC, NMR, moisture, and trace metal levels—and work with customers to adapt to any new analytical requirements they need. This reduces the risk of late-stage process hiccups, or in worst cases, failed batches when moving up to production scale.
Some industrial chemists who need flexibility in their synthetic route benefit from our willingness to make customized variations. Whether adjusting the Boc protection or delivering the unprotected free base, our development team works with partners to limit impurities, troubleshoot solubility issues, and adapt to downstream modifications. These collaborations reflect a practical, solution-driven culture. Staff members who have stayed with us for decades pass down best-practice tips and cautionary stories—about what went wrong and how to spot it early. This living memory informs not just SOPs, but also the guidance we provide to clients working through analytical puzzles or unexpected results in their own development labs.
Downstream users working on active pharmaceutical ingredients often comment on the reliability of our packaging and documentation. Certificates of analysis aren’t perfunctory—they serve as real tools for troubleshooting and validation. Cases pop up where, say, moisture from a customer’s transfer line suggested an otherwise unexplained impurity. Because we document the moisture level and provide real handling advice, the root cause sometimes sits outside the supplied batch. Such collaboration grows from hard-won experience and a commitment to customer success, not just a sale.
We try to demystify chiral synthesis for our partners. Large multinational pharma groups invest heavily in process development, but many smaller innovators—in academia, biotech, or startup mode—face unique constraints. We help them navigate scaling hurdles, flush out problems related to solubility or thermal sensitivity, and even offer pilot batches adjusted for their specific needs. No two campaigns run the same; we value clear communication, sharing what we’ve learned from both failures and successes.
Sustainability stays front and center, not because of trends but from real efficiency gains. Our efforts in process optimization save solvent, lower emissions, and reduce water use. We support circular waste management policies, partnering with external recyclers who help turn process residues into secondary products. But green chemistry alone doesn’t win the day—productivity and safety come built into every protocol. Workers undergo ongoing training, drills, and real-world contamination exercises aimed at keeping materials, personnel, and the community safe. Such measures shape the way our organization faces every new challenge, from new regulations to unexpected raw material shortages.
Working with (S)-1-Boc-3-Cyanopyrrolidine isn’t just about producing a commodity—it’s a partnership linking our bench chemists with those at client firms. Each feedback loop shapes how we refine analytical tests, optimize flowsheets, or adjust packaging to withstand transport challenges. Those relationships drive us to ask hard questions after each new campaign: how can we drive down trace impurities, shift to safer reagents, or minimize waste without sacrificing reliability? Customers deserve candor and real data, not blanket assurances or templated claims.
As downstream regulatory hurdles grow higher for both generics and NCEs, traceability and transparency have shifted from nice-to-have features to essential requirements. Our teams work with auditors and regulators to continually review and improve our record-keeping, data integrity, and compliance measures. Experience shows that proactive sharing of data—at the lot level—preempts issues down the line, makes for smoother audits, and accelerates our partners’ own regulatory submissions. Our doors stay open to questions, inspections, and even unexpected visits from customers or third-party consultants.
The difference between (S)-1-Boc-3-Cyanopyrrolidine from a direct manufacturer versus resellers or traders lies in the chain of accountability. Control of sourcing, production, and quality management prevents untraceable changes that too often slip through multi-tiered supply chains. Our staff can answer questions about the feedstock, protection agents, or in-process controls used in real time, because they oversaw or managed each campaign. If problems arise, we find and fix them at the source. Clients aren’t left waiting for information to trickle down from disconnected suppliers.
Looking forward, advances in process chemistry continue shaping how (S)-1-Boc-3-Cyanopyrrolidine evolves. Automated feedback controls, expanded monitoring of critical parameters, and improved green-chemistry options will continue raising the bar. Clients should expect not just ingredients but partnerships—shared expertise, transparent communication, and an ongoing drive to improve, lot after lot. For us, the next campaign doesn’t represent just another round of drums or containers; it marks another chance to build trust, demonstrate quality, and deliver with confidence from our production floor to yours.