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Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate

    • Product Name Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate
    • Alias Boc-Carol
    • 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

    481142

    Chemical Name Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate
    Molecular Formula C12H16N2O4
    Molecular Weight 252.27 g/mol
    Appearance White to off-white solid
    Solubility Slightly soluble in water, soluble in DMSO and methanol
    Optical Activity Chiral; (2R,3S) stereochemistry
    Cas Number 1428210-38-3
    Storage Conditions Store at 2-8°C, in a dry and well-ventilated place
    Purity Typically ≥ 98% (HPLC)
    Boiling Point Decomposes before boiling
    Functional Groups Carbamate, hydroxyl, amide, benzyl

    As an accredited Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Brown glass bottle, 25 grams, sealed with screw cap; labeled with chemical name, structure, hazard symbols, and batch number.
    Shipping Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)carbamate is shipped in securely sealed containers, protected from moisture and light. It is packed according to standard chemical regulations, ensuring safe transportation. Proper labeling and documentation accompany the shipment. Handling by trained personnel and adherence to any hazardous material protocols is required during shipping and delivery.
    Storage Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)carbamate should be stored in a cool, dry place, away from direct sunlight and moisture. Keep the container tightly closed in a well-ventilated area. Avoid storing with incompatible substances such as strong oxidizing agents. Use recommended laboratory storage procedures and ensure the area is clearly labeled and access is restricted to authorized personnel.
    Application of Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate

    Applications of Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate in Industrial Manufacturing

    Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate is a specialty intermediate designed for critical synthesis pathways in demanding industries. As a manufacturer, we maintain strict production controls to serve downstream partners in pharmaceuticals, agrochemicals, specialty polymers, advanced coatings, and peptide chemistry. Below, we present detailed application domains structured by specific use, compliance context, process integration, and final product outputs.

    1. Active Pharmaceutical Ingredient (API) Intermediate Synthesis

    This raw material plays a central role in the preparation of certain chiral pharmaceutical intermediates, especially for drugs targeting neurological or metabolic pathways. Downstream pharmaceutical companies introduce it during multi-step synthesis reactions to assemble target molecules with precise stereochemistry. The material’s consistent high quality ensures batch reproducibility during API scale-up under GMP conditions.

    Industry compliance standards

    • ICH Q7: Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • 21 CFR Part 210/211: US FDA cGMP requirements
    • European Pharmacopoeia standards for API intermediates
    • DMF filing requirements (US & EU)

    Typical usage ratio

    • Used at 0.15–0.4 molar equivalents relative to targeted core fragment; specific ratio determined by stepwise molar mass balances in process development

    Downstream process integration

    • Introduced post-initial scaffold assembly, typically as a substrate in reductive amination or selective carbamoylation steps
    • Maintained under controlled temperature and inert conditions to ensure chiral integrity

    Final product types

    • Stereochemically-defined pharmaceutical intermediates
    • Final APIs for CNS (central nervous system) drug classes
    • Small-molecule drug candidates in late-stage clinical development
    • Chiral building blocks for generic API manufacturing

    2. Agrochemical Active Compound Synthesis

    Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate serves as a crucial building block in the production of next-generation selective herbicides and insecticides. Agrochemical formulators incorporate it in synthesis steps to confer specific stereochemistry essential for biological activity and regulatory approval. Our QC ensures minimal isomeric impurities, required for downstream toxicological clearance.

    Industry compliance standards

    • FAO Specifications for agricultural pesticides
    • REACH Regulation (EC) No 1907/2006 registration
    • OECD guidelines for agrochemical purity
    • ISO 17025 accredited laboratory testing for impurity profiles

    Typical usage ratio

    • Incorporated at 0.08–0.22 mole equivalent in precursor coupling reactions, adjusted according to structure–activity studies of target compound

    Downstream process integration

    • Fed into chiral amide or carbamate introduction strategies during late-stage pesticide active assembly
    • Validated via downstream QC for isomeric purity and trace contaminants before technical concentrate formulation

    Final product types

    • Active ingredients for post-emergence herbicides
    • Selective insecticide cores for combinatorial crop protection products
    • Precursors for fungicide research dossiers
    • Intermediates in patent-protected agrochemical production

    3. Specialty Polymer Modifier Production

    Manufacturers employ this carbamate as a functional group donor in the synthesis of high-performance urethane polymers and tailored poly(ester-carbamate) blends. Its unique structure enables tunable cross-linking and rheological properties in specialty coatings and adhesives. Industrial users demand tight control of batch-to-batch consistency and reactivity during polymerization.

    Industry compliance standards

    • ISO 9001:2015 Quality Management for production
    • GB/T 33372-2016: Industrial polymer raw material standard (China domestic)
    • EN 71-3 for toy coatings (if used in consumer applications)
    • RoHS Directive 2011/65/EU for restricted substances

    Typical usage ratio

    • Charged at 1.5–4 weight percent of total monomer input; ratio varies with desired cross-link density and end-use mechanical specifications

    Downstream process integration

    • Dosed during prepolymer or chain extender addition phase, monitored for real-time viscosity targeting and NCO content compatibility
    • Blended under nitrogen protection to minimize hydrolysis risk

    Final product types

    • Self-healing polyurethane elastomers
    • Flexible adhesive films with controlled elasticity
    • UV-curable industrial coatings for electronics
    • Specialty engineering thermoplastics

    4. Advanced Peptide Synthesis Reagents

    This material fulfills a vital requirement as a carbamoyl-protecting group or as a chirality-inducing auxiliary in solid-phase and solution-phase peptide synthesis workflows. Research and manufacturing laboratories require high-purity, low-metal content batches to safeguard downstream peptide integrity. Controlled reactivity profiles reduce side product formation in automated synthesizers.

    Industry compliance standards

    • USP General Chapter <919> for peptide synthesis reagents
    • Ph. Eur. 9.5 standards for peptide APIs
    • ICH Q3D for elemental impurity control
    • ISO/IEC 17025 for analytical verification

    Typical usage ratio

    • Employed at 1.0–1.2 equivalents relative to the amino acid or peptide segment protected, with minor variation depending on peptide length and resin loading

    Downstream process integration

    • Added during individual amino acid coupling or as a transient protection group to mask functional moieties in multi-step chains
    • Purified out during global deprotection and final cleavage from support resin

    Final product types

    • Therapeutic peptides for metabolic disorders
    • Research-grade peptide libraries
    • Peptide-based diagnostic kits
    • API-grade polypeptides for injectable formulations
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    Certification & Compliance
    More Introduction

    Introducing Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate: A Perspective from the Production Floor

    From Our Facility to Your Application: Real-World Insights

    Sometimes a compound shapes how a project moves forward. For those of us who have spent thousands of hours at reactors, filtration lines, and crystalline drying zones, Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate stands out for its consistency in performance and flexibility across sectors. Chemists and production specialists who walk through our plant see not just a chemical identifier, but a reliable partner in synthesis, development, and refinement.

    Working on a batch synthesis of Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate means keeping an eye on enantiomeric purity at every turn. Too many batches of active pharmaceutical intermediates have taught us that slight departures in stereochemistry lead to setbacks downstream—sometimes whole projects stall if the (2R,3S) configuration dips below certain thresholds. This compound, produced through a well-controlled route, keeps the chiral backbone intact batch after batch. Such reliability matters far more than certificates or lab reports; it saves time, protects yield, and preserves reputations.

    Looking over the drying trays, workers recognize small differences in granule behavior, not just on a specification sheet, but in the feel and appearance of the finished material. Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate shows a distinctive crystalline profile when handled at scale. Experience tells us material that clumps too aggressively is likely holding excess residual solvent. That usually signals an upstream tweak is needed—perhaps in wash volumes, or a timing adjustment at the solid-liquid separation step. Each observation creates feedback for continuous improvement, and over time, the methods evolve. End users trust the reliability this hands-on scrutiny delivers.

    Understanding the Structure and What It Means for Use

    Talking with formulation specialists from varied backgrounds shows how this chiral carbamate integrates into larger syntheses. The dual carbamoyl and hydroxypropyl groups provide handles for selective transformations—those sites react in predictable patterns, and our in-house trials confirm this mirrors academic findings. Users in pharmaceutical R&D often aim to attach specific functional groups or elongate molecular chains. Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate serves as a steady starting block, supporting both small routes and pilot-scale launch programs.

    People working in specialty materials look at this molecule differently. The stable benzyl protection resists over-zealous reaction conditions, keeping the important chiral centers protected through processing. Lessons learned from scale-ups show that less stable alternatives sometimes lead to racemization or complicated mixtures. Here, the benzyl group holds up to temperature swings and repeated handling, reducing the chance of having to repeat costly isolations or separations.

    Batch Control and Real-World Performance

    Our plant operators know the difference between a smooth campaign and one that stalls due to process hiccups. The carbamate protects vulnerable sections from unwanted hydrolysis—a common pitfall during prolonged aqueous operations. Water ingress can sabotage even the best planning unless protection is robust. We've observed competitor compounds outgassing faint ammonia or showing unexpected discoloration under similar conditions, creating uncertainty for downstream applications. Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate holds up after weeks of controlled storage, keeping both color and bulk density stable. Such consistency inspires confidence not just internally but also with long-term clients.

    After release, we track real-world data alongside in-house retention samples. This approach has exposed minor stability variances in analogs that, on paper, should perform similarly. Experience with pilot-scale orders for API manufacturing highlighted that slight process modifications—say, a minor swap in a coupling reagent or a different crystallization solvent—can magnify differences in final physical properties. Direct insights like these shape how lots leave our facility, always matching expected parameters for solubility, melting point, and impurity profile.

    Key Differences from Other Chiral Carbamates and Allied Products

    Chemists sometimes compare Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate with other carbamate-protected amino alcohols. Our manufacturing team can point out subtle—but impactful—distinctions. Benzyl protection lends more robust resistance during hydrogenation, compared to simple methyl or ethyl alternatives, and doesn't introduce volatile by-products. Those who manage containment suites appreciate the absence of noxious odors during scale-up, which improves the work environment.

    Regarding enantiopurity, even small deviations shift the dynamics of subsequent coupling or cyclization reactions. Over time, we've seen that other suppliers' carbamates can introduce minor side products, probably from unchecked racemization or less efficient purification. Ongoing investment in analytical QA—using both polarimetry and chiral HPLC—means batches leaving our plant rarely draw deviation flags downstream. This attention to chiral integrity avoids expensive and time-wasting troubleshooting, particularly on time-critical pharmaceutical projects.

    Physical properties also matter in production. Some variants on the market behave unpredictably at humidity extremes, picking up clumps or even undergoing minor decomposition when left exposed for a few days. Our compound remains free-flowing longer, which comes from real adjustments in drying and packaging protocols—that's not just down to the molecule, but how it's made and finished.

    Applications in Pharmaceutical Research and Scale-Up

    Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate often moves into preclinical and early clinical syntheses. Medicinal chemistry teams have leveraged its structure to build several classes of beta-amino acids and non-natural peptide mimics. The carbamate protects both chemical yield and stereochemistry during coupling steps, essential for reaching the tight impurity limits set by regulatory agencies.

    We've seen collaboration requests grow from smaller bioscience startups and mid-tier pharmaceutical manufacturers alike. They value not just the analytical documentation, but the daily reliability of our shipments. Pharmaceuticals run on predictability: receiving the same material profile year-round translates into fewer interruptions during crucial campaigns.

    For large-volume orders, our chemical engineers have tweaked reactor conditions and work-up methods to maximize throughput while retaining all quality benchmarks. During peak production seasons, we often operate on a staggered shift schedule to handle specialty requests for custom particle sizes, slurry concentrations, or tailored drying endpoints. Adjustments like these require experienced hands and a deep understanding of both molecular stability and real-world packaging conditions.

    Value in R&D and Process Development Work

    Process scientists often try to streamline routes, reduce waste streams, or improve solvent recycling rates—factors that only compound with scale. Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate lends itself to telescoped processing, minimizing the stop-start disruptions so common in traditional multi-step syntheses. With a stable intermediate, chemists can connect steps, shorten lead times, and cut batch processing delays.

    Multiple pilot projects with both new and established clients track yield loss at every stage, from the raw material charge to product dry-down. Our teams work closely with end-users to dial-in conditions that cut reprocessing. Feedback from these joint efforts feeds directly into process improvements, reducing solvent use and increasing overall output from the same reactor base. We know that efficiency comes from chemistry hand-in-hand with logistics, and every gain at the process level multiplies across weeks of production.

    Packing, Storage, and On-Site Support

    Handling specialty carbamates requires more than a standard chemical warehouse. The staff at our on-site storage area monitor humidity and temperature, charting how the product responds to months of standstill. Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate stores well with low moisture pickup. Still, the best safeguard comes from real-time tracking, not written protocols alone. Each packing line operator knows to check for tell-tale signs—condensation in liners, color shifts, or weight discrepancies before palletizing for shipment.

    Packaging preferences from end-users vary—a result of different downstream needs. Some require double-bagged drum shipments to prevent contamination during late-stage drug substance synthesis, while others prefer smaller vacuum-sealed pouches for on-demand R&D runs. Responding to these needs means more than automation: it calls on skilled packaging technicians to judge, pack, and verify each lot by hand, particularly when serving projects under development.

    Sustainability and Environmental Responsibility

    Operating a chemical plant brings a responsibility to both the community and the wider environment. Our daily operations prioritize solvent recovery and safe disposal of process wastes. For Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate, we recycle the majority of process solvents through in-line distillation, then reuse them in compatible production campaigns, cutting both costs and environmental impact.

    Solid waste streams undergo regular audits, and process upgrades have steadily reduced residual organic content before release. Operators receive ongoing training, and audits ensure all handling aligns with local and national standards for specialty compounds. The plant’s proximity to urban neighborhoods keeps our focus on minimizing off-site effects—effluent, emissions, and transport run under continual review and improvement. The long-term view: quality for users should never come with community or environmental trade-offs.

    The Next Generation: Supporting Future Innovation

    Inside the plant, the pace of technology and chemistry never really slows. Our technical teams run pilot reactors that test alternative synthesis routes—not just for cost savings, but to further reduce waste and energy use. A big focus involves maximizing catalyst turnover and switching to greener reagents where possible. While Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate remains a mainstay, ongoing trials examine both bio-based raw materials and closed-loop process systems.

    Strong working relationships with university collaborators broaden our outlook. Academic chemists often propose new functionalizations or coupling partners, and our scale-up group tests these under plant conditions before moving to large campaigns. The feedback loop from bench to kilo-lab to tonnage makes innovation achievable, not just aspirational. Success arrives only with proven repeatability, whether that’s an improved synthetic step, or a new drying protocol that speeds up bulk orders.

    Trusted by Scientists—Backed by Production Experience

    Scalability means more than theoretical yield. Over years, our operators have logged each learning—how batch size influences mixing, how crystallization temperature affects recovery, and how minor shifts in chiral raw materials can change optically active outcomes. As manufacturers, we carry the lessons from every ton of Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate produced—and each challenge prompts real change. Whether supporting global pharmaceutical syntheses or helping a start-up fine-tune a synthetic route, our hands-on approach informs both technology upgrades and day-to-day operations.

    Supply reliability hinges on people and process. So much depends on watchful eyes and patient operators who spot anomalies early, shape the solution, and leave the process running smoothly for the next shift. Downstream, smoother timelines and dependable results benefit the customer most, but the greatest pride comes from work well done and the confidence that grows from every on-specification shipment.

    Industry Partnerships and Customer Collaboration

    Trust builds lot by lot, shipment by shipment. Over time, repeat business has allowed continuous improvement—each customer insight feeds back into production, packaging, and delivery. Open lines of communication mean the manufacturing team hears directly if an on-site chemist spots an unexpected result, or if a formulation scientist wants to trial a novel process. Such exchanges drive outcome-oriented improvements and cement lasting relationships across borders, industries, and scientific disciplines.

    Open-door policy extends from the first pilot batch to scaled production. Many clients—small and large—choose site audits or participate in real-time video walkthroughs to see how their orders are handled and how standards are maintained hour by hour. This transparency inspires new opportunities for collaborative innovation, process optimization, and future product design that more paper-based suppliers might miss.

    Final Thoughts from the Factory Floor

    Benzyl (2R,3S)-(1-Carbamoyl-2-Hydroxypropyl)Carbamate doesn’t just reflect our manufacturing skills—it embodies the cumulative experience of hundreds of professionals who work every day to optimize, refine, and deliver a compound trusted in complex syntheses. Every aspect, from batch reproducibility to dust control during packaging, comes from hands-on knowledge. For scientists counting on consistent supply and quality, our lessons are measured not in slogans but in the steady success of every production run.

    Standing behind every shipment, our team continues to build, test, and deliver not simply a chemical, but reliability and support for the challenges of advanced synthesis, research, and product development. In every lot, the real learnings and improvements from day-to-day experience travel with those molecules out into the world—supporting progress, one reaction at a time.