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N-Boc-O-Benzyl-D-Serine

    • Product Name N-Boc-O-Benzyl-D-Serine
    • Alias BOC-D-Ser(OBzl)-OH
    • Einecs 821-457-6
    • 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

    747015

    Chemical Name N-Boc-O-Benzyl-D-Serine
    Molecular Formula C15H21NO5
    Molecular Weight 295.33 g/mol
    Cas Number 141699-40-7
    Appearance White to off-white solid
    Purity Typically ≥98%
    Melting Point 94-98°C
    Solubility Soluble in DCM, ethyl acetate, and slightly soluble in methanol
    Storage Conditions Store at 2-8°C, dry and dark
    Optical Rotation [α]D20 +14° to +16° (c=1, MeOH)
    Smiles CC(C)(C)OC(=O)N[C@@H](COC1=CC=CC=C1)C(=O)O
    Inchi InChI=1S/C15H21NO5/c1-15(2,3)21-14(19)16-12(13(17)18)10-20-11-8-6-4-5-7-9-11/h4-9,12H,10H2,1-3H3,(H,16,19)(H,17,18)/t12-/m1/s1
    Chiral Center D-configuration at alpha-carbon
    Protecting Groups Boc on amino group, benzyl on hydroxyl group
    Usage Amino acid derivative for peptide synthesis

    As an accredited N-Boc-O-Benzyl-D-Serine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing N-Boc-O-Benzyl-D-Serine, 25g, supplied in a sealed amber glass bottle with a tamper-evident cap, labeled with hazard warnings.
    Shipping N-Boc-O-Benzyl-D-Serine is shipped in tightly sealed containers under cool, dry conditions to ensure stability. The chemical is handled following standard safety protocols, and packaging complies with relevant chemical transport regulations. Protect from moisture and direct sunlight during transit; expedited shipping is available upon request for sensitive materials.
    Storage N-Boc-O-Benzyl-D-Serine should be stored in a tightly sealed container, protected from light and moisture. Keep it in a cool, dry place, ideally in a refrigerator at 2–8°C. Avoid exposure to heat, acids, and bases to prevent decomposition. Ensure the storage area is well-ventilated and designated for chemicals, away from incompatible substances.
    Application of N-Boc-O-Benzyl-D-Serine

    Applications of N-Boc-O-Benzyl-D-Serine in Industrial Manufacturing

    As a direct manufacturer of N-Boc-O-Benzyl-D-Serine, we supply this protected amino acid for use in tightly regulated, high-value chemical synthesis workflows. The following sectors represent the principal commercial fields using this product in production, each featuring specific technical standards, consistent integration points, and clearly defined finished goods.

    1. Peptide Pharmaceutical Synthesis

    Innovators and generic manufacturers of peptide-based drugs use N-Boc-O-Benzyl-D-Serine as a structurally protected serine building block. The material supports sustained purity during complex chain elongation under GMP conditions, ensuring minimal racemization and optimal yields in automated peptide synthesizer platforms. Its presence as a chiral intermediate allows customers to efficiently design and scale up APIs for injectable and oral peptide medications.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • USP General Chapter <1045> and relevant peptide monographs
    • EMA Guideline on Peptide Impurities
    • Ph. Eur. general and specific monographs

    Typical usage ratio

    • 0.9–1.2 molar equivalents per serine position, adjusted for peptide sequence complexity

    Downstream process integration

    • Direct incorporation during solid-phase peptide synthesis (SPPS) as a protected Fmoc/tBu strategy intermediate
    • Used in solution-phase segments for convergent assembly of longer peptides

    Final product types

    • Peptide Active Pharmaceutical Ingredients (APIs) for antidiabetic, cancer, and infectious disease therapies
    • Finished dosage forms including injectables, oral tablets, and lyophilized formulations

    2. Specialty Chemical Intermediate for Drug Discovery

    Medicinal chemistry and contract research organizations adopt N-Boc-O-Benzyl-D-Serine for lead optimization and scale-up of new molecular entities containing serine moieties or related β-hydroxy amino acid motifs. The selective Boc and benzyl protections simplify later deprotection without harsh reagents and provide efficient access to libraries of analogues optimized for activity, solubility, and selectivity profiles relevant to early-stage pharmaceutical pipelines.

    Industry compliance standards

    • OECD Principles of Good Laboratory Practice (GLP)
    • US FDA IND-enabling chemistry data requirements
    • Company-specific quality specifications (HPLC purity, chiral integrity, controlled impurity profiles)

    Typical usage ratio

    • Dosed at 1.0–1.5 equivalents per design step, based on molecular target and the number of modifications required

    Downstream process integration

    • Employed in solution-phase combinatorial chemistry during the preparation of focused analogue libraries
    • Utilized as a precursor in asymmetric synthesis of more complex heterocycles or non-natural amino acids

    Final product types

    • Assay-grade compound libraries for high-throughput screening
    • Advanced pharmaceutical intermediates for preclinical drug candidates

    3. Protected Amino Acid Source in Cosmetic Peptide Synthesis

    Producers of anti-aging and cosmeceutical peptides specify N-Boc-O-Benzyl-D-Serine due to its reliability in introducing serine residues without side-chain modification during chain assembly. These customers require highly reproducible qualities to maintain batch-to-batch consistency in peptide-based active ingredients for topical skincare end-use, with rigorous attention to trace impurities and optical purity throughout their regulated production lines.

    Industry compliance standards

    • ISO 22716: Cosmetics – Good Manufacturing Practices (GMP)
    • Regulation (EC) No 1223/2009 on cosmetic products – Ingredient and purity requirements within the EU
    • INCI listing and purity documentation for global cosmetics regulatory approval

    Typical usage ratio

    • 1.0 equivalent per serine fragment incorporated, with adjustments for specific peptide sequence design

    Downstream process integration

    • Inserted during SPPS workflows for oligopeptide motifs in cosmetic actives
    • Applied in parallel syntheses for development of peptide variants for stability and efficacy screening

    Final product types

    • Cosmetic peptide actives for anti-wrinkle, skin-brightening, and moisturization claims
    • Peptide-enriched serums, creams, and ampoules retailed to consumers and professional dermatology markets

    4. Chiral Auxiliary in Advanced Organic Synthesis

    Research institutions and process chemistry teams exploit the stereochemical integrity of N-Boc-O-Benzyl-D-Serine as a chiral pool precursor for synthesis of enantioenriched intermediates. Its robust boc and benzyl protections allow stepwise manipulation in multi-stage syntheses, providing controlled introduction of chirality into target scaffolds for agrochemical, pharmaceutical, and fine chemical development.

    Industry compliance standards

    • ISO 9001:2015 Quality Management for fine chemical synthesis
    • C&EN Green Chemistry Principles for auxiliary selection and environmental safety (where applicable in R&D)
    • In-house SOPs for chiral auxiliary use and validation

    Typical usage ratio

    • Variable, typically 1 equivalent per chiral induction step; may be recycled or removed depending on process design

    Downstream process integration

    • Employed as a starting point in the introduction of stereogenic centers via asymmetric transformations
    • Utilized in the formation of non-racemic β-hydroxy acid derivatives after selective deprotection

    Final product types

    • Chiral intermediates for complex molecule construction
    • Building blocks for agrochemicals and experimental APIs with non-standard stereochemistry
    Free Quote

    Competitive N-Boc-O-Benzyl-D-Serine prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.

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    Certification & Compliance
    More Introduction

    N-Boc-O-Benzyl-D-Serine: A Manufacturer’s Notes on Quality and Application

    Real Insights on N-Boc-O-Benzyl-D-Serine Production

    Working hands-on in the chemical manufacturing sector, quality control never takes a back seat, especially with amino acid derivatives like N-Boc-O-Benzyl-D-Serine. Any time we begin a batch, reliability stands alongside strictness in purification and monitoring processes. N-Boc-O-Benzyl-D-Serine keeps proving itself wherever enantioselective synthesis matters. Chemists appreciate its chiral purity, and I understand why: even the smallest deviation in enantiomeric excess can throw entire downstream synthesis paths off-track. This material’s structure carries a Boc-protected amino group along with a benzyl-protected hydroxy moiety, both of which safeguard the D-Serine core as stepwise transformations unfold.

    Over the years, I've seen too many syntheses falter at the protection stage simply from subpar intermediate control — unwanted isomers, incomplete reactions, poorly controlled stereochemistry. From our factory workflow, every batch of N-Boc-O-Benzyl-D-Serine gets checked for optical purity using chiral HPLC, typically registering enantiomeric excess over 99% for researchers who can’t afford to fix a chiral mistake later on.

    From Synthesis Table to Research Bench: Why Chemists Choose This Compound

    Our core clients turn to N-Boc-O-Benzyl-D-Serine for stepwise peptide construction and custom pharmaceutical intermediates. I’ve fielded more calls than I can count from laboratory leads needing reliable batches for developing peptidomimetics or exploring SAR around serine-derived scaffolds. They aren’t interested in generic precursors: they demand robust, reliable chirality locked into each molecule.

    We’ve found uses for this compound across peptide chain assembly, especially when orthogonally protected amino acids simplify multi-step builds. Researchers exploit the Boc and benzyl protection to control sequential deprotection and coupling, reducing side products and keeping yields up. The Boc group lets you remove amino protection under mild acid, whereas the benzyl ether endures most peptide coupling conditions but surrenders smoothly to hydrogenolysis. Reliability in deprotection schemes increases efficiency and lowers troubleshooting during scale-up work, something custom synthesis teams often point out during project feedback calls.

    Not all protection strategies deliver this kind of selective reactivity. The benzyl group outperforms tert-butyl ethers when hydrogenolysis is already in the workflow, and our Boc variant sits well alongside Fmoc-based strategies, helping bridge common approaches when route flexibility matters. Whenever we’ve supplied this product to high-throughput research units, they’ve commented that column purifications track more cleanly, saving instrument time and solvents.

    Model, Specification, and Consistency

    Within our facility, each lot of N-Boc-O-Benzyl-D-Serine takes the model designation reflecting its enantiomeric build, D-series, and a unique lot code for full traceability. The white, crystalline powder remains the physical hallmark. During lot qualification we establish specification windows through melting point assays, optical rotation, purity by HPLC, and identity confirmation via NMR and mass spectrometry. Typical purity levels stay above 98%, with water content tightly controlled. What matters to us is not a single analysis, but hands-on process control — from raw material screening to final handling under inert gas — that ensures the product going out the door matches documentation with each shipment, every time.

    Clients tend to care about batch-to-batch consistency, and so do we. Any time a researcher approaches scale-up stages, changes in melting point or impurity levels turn into real project delays and cost overruns. Our records show deviations stay rare due to the direct oversight we’ve embedded at every process checkpoint. In the rare event of an off-spec readout, we halt batch progression, reassess raw materials, and repeat purification as needed. Living through market feedback and seeing research trials run on our product shapes these procedures — not just ticking a box under GMP or ISO audit protocols.

    How N-Boc-O-Benzyl-D-Serine Differs from Similar Options

    Peptide chemists work with a lineup of serine derivatives; every variant fits a niche. N-Boc-O-Benzyl-D-Serine distinguishes itself with its D-configuration — essential for bioactive peptide studies, peptidomimetic drugs, and enantioselective process development. We also manufacture the L-enantiomer, but users choose the D-form for specific targets where stereospecificity makes a difference.

    Other serine building blocks, like Fmoc-protected serines or different benzyl/allyl ethers, compete on protection strategy. Our Boc/benzyl pairing supports orthogonal, staged deprotection, which limits cross-reactivity and decomposition compared to single-protected or less robust alternatives. For applications requiring hydrogenolytic deprotection, the benzyl group shines — it survives typical acidic or basic conditions and submits only under well-controlled hydrogen/metal catalysis. Fmoc-protected analogs can help where base-labile protection is needed, but for custom peptide builds or pharma applications — especially where every possible side reaction raises project costs — our Boc/benzyl-protected D-Serine continues to get selected by repeat clients.

    Users sometimes ask what separates our batches from lower-cost imports. Price points may attract attention, but we’ve already replaced failed imports for several contract research organizations after inconsistent reactions or yields exposed hidden costs in cheap supply chains. Our vertical integration — sourcing, protecting, and isolating D-Serine on-site — means rapid feedback, immediate troubleshooting, and zero tolerance for ambiguity in documentation.

    Navigating Complex Synthesis Projects

    Working alongside research chemists as they tackle complex peptide assembly reveals new insights. The fine line between a high purity intermediate and a troubled sequence comes into focus quickly. We’ve received samples of problematic intermediates where minor modifications at the protection stage introduce racemization, byproducts, or incomplete reactions downstream. N-Boc-O-Benzyl-D-Serine, when prepared under close process control, helps projects avoid these traps.

    It fits projects pursuing new cyclic peptides, D-amino acid analogs, or innovative scaffolds for chemical biology studies. Custom synthesis can hit bottlenecks with orthogonal deprotection or isomer contamination, which is why we emphasize detailed record-keeping, traceable lot codes, and transparency. When problems do arise, our technical staff can trace back to every step — raw source, temperature range, solvent grade — bolstered by batch archives we keep for years beyond shipment.

    Our Strategy: Continual Quality Improvement

    Having weathered swings in raw material supply and fluctuations in labor markets, we’ve learned to invest in upskilling, automation, and analytical infrastructure. Paying close attention to process chemistry — reaction times, temperatures, and purification steps — lets us flag and fix problems before any substandard product leaves our loading dock. We still keep one foot in classic bench chemistry: thin-layer chromatography plates, manual column fractions, and painstaking NMR assignments during method optimization. Add to that automated HPLC and robust ERP integration so insights reach the right people for quick corrections.

    Seasoned research buyers sometimes ask whether our current version matches what they bought years before. From a technical manager’s viewpoint, trust arrives through unwavering transparency — sharing process changes, publishing impurity profiles, holding vendor audits — not just from a badge or certification. This attitude comes from real consequences: re-running 50 kg of a job because of a missed impurity costs much more than methodical process oversight. Our statistical process control flags even modest deviations so no surprises blindside our clients, and those batch records remain available regardless of project end date.

    Supporting Leading-Edge Research

    Supplying N-Boc-O-Benzyl-D-Serine places us alongside teams breaking new ground in neuroscience, antimicrobial R&D, and peptide design. Established labs rely on serine constructs with proven chirality, high purity, predictable reactivity, and unmistakable batch traceability. Nobody wants a synthesis to stall from hidden contamination or off-specification intermediate. Factories that take a hands-off, trader mentality with little technical knowledge quickly get found out — we’ve seen their products returned or rejected more often than our own lines get questioned.

    Regular dialogue with our client labs brings feedback that matters most. We listen to experienced synthetic chemists recount how a batch of inconsistent building block can set a drug discovery program back months. In contrast, batches that perform consistently across gram to kilogram scale, without shifting purity or changing chromatographic behavior, earn repeat business. Fine-tuning protection chemistry doesn’t come from theory; it comes from real-world projects.

    Handling and Storage

    Knowledge from our production team gets shared with those handling the compound after purchase. Our warehouse staff know that moisture, air, or rough shipping conditions threaten stability — so everything ships under inert atmosphere and in moisture-tight packaging. For storage, we recommend keeping the compound sealed under refrigeration until use. Once containers open, minimizing headspace and limiting air exposure maintains both appearance and reactivity. We’ve worked with partners confirming these procedures, which keeps returns and shelf life complaints near zero.

    Direct experience has shown that impatience in storage practices erodes sample quality. Out-of-spec material gets flagged fast in peptide assembly — sticky residues, altered melting points, or yellowed powders always tie back to improper storage or mishandling. Our in-house inventory management reflects these same principles, with regular spotchecks, temperature monitoring, and rapid response protocols for any deviation.

    Commitment to Documented Quality

    Clients often ask for current certificates of analysis, impurity profiles, or MSDS documentation before beginning a new project. Every production lot of our N-Boc-O-Benzyl-D-Serine gets linked to a detailed CoA, which covers not only purity and stereochemistry but also heavy metal content and solvent residue data. We understand these documents make compliance and reporting easier for our partners — whether they’re submitting to regulatory teams or internal quality boards.

    We know regulators look for traceability, and so do seasoned procurement managers. We retain sample aliquots for each outgoing batch and can reproduce archive data on request. Telling stories about quality management means little without substantiation; our documentation, built from validated SOPs and cross-checked by independent analysts, provides confidence beyond a simple sales promise.

    Building Trust Through Access

    We field regular questions from both new and established labs, ranging from synthesis route optimization to troubleshooting unexpected side reactions. As a manufacturer, our technical support staff includes both seasoned production chemists and customer-facing scientists who understand real challenges. Incoming inquiries about N-Boc-O-Benzyl-D-Serine often touch on lot-to-lot reproducibility, scale-up feasibility, or integration with parallel synthetic workflows — and our team provides candid, experience-driven advice, not empty assurances.

    Upholding E-E-A-T Principles in Manufacturing

    Our approach follows principles aligned with current best practices: experience, expertise, authority, and proven trust. All production staff train under direct mentorship, not just written SOPs. We back claims with public data, published impurity profiles, and real project records, not marketing spin. Site audits remain open to clients, and our staff are proud to guide visitors through the logic behind each step of our production line.

    Safety, traceability, and consistency shape our business model. We recognize the value of open dialogue between buyer and producer — whether it’s giving honest answers about scale-up risks, handling tips, or the legacy of past production approaches. Most importantly, we avoid inflating claims or hiding behind technical jargon; practical, experience-based knowledge always comes first, both inside our plant and in every client meeting.

    Looking Ahead: Driving Innovation Together

    Our work on N-Boc-O-Benzyl-D-Serine continues to evolve. Advances in process optimization, greener solvent systems, and enhanced analytical techniques support cleaner batches and improved throughput. Collaborations with academic labs and industrial partners feed new ideas into our daily routines. We don’t see our operation as static; we iterate every year — sometimes every month — on methods, analytics, and process validation strategies.

    Feedback from the research community drives improvement far more than internal benchmarks alone. Many of the best advances grow out of smart researchers pushing our material in new directions, revealing unknown side reactions or alternative protection schemes. In response, we rethink our upstream workflows, test new purification technologies, and reinvest in lab automation and staff training.

    Summary: Why Source Direct from a Dedicated Chemical Manufacturer

    Working as a direct producer of N-Boc-O-Benzyl-D-Serine, we have a front-row seat to the realities that impact chemical supply chains and research projects. Sourcing directly from a manufacturer cuts ambiguity: full documentation, meaningful batch records, and no marketing intermediaries separating chemist from producer. When issues come up in a synthesis, transparency and experience are why teams return to us for troubleshooting instead of working through layers of salespeople.

    The complexity of modern chemical research depends on intermediates that do more than hit a spec sheet. Every lot of N-Boc-O-Benzyl-D-Serine rolling out of our facility reflects thousands of hours spent improving, monitoring, and supporting successful synthetic science. Through continual quality investment, hands-on customer support, and direct process transparency, we keep raising our standards — so that your research can build on a foundation of confidence, not concern over basic supply.