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N-(2-Bromobenzyloxycarbonyloxy)Succinimide

    • Product Name N-(2-Bromobenzyloxycarbonyloxy)Succinimide
    • Alias NBS
    • Einecs 617-037-2
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry sales7@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    342057

    Productname N-(2-Bromobenzyloxycarbonyloxy)Succinimide
    Casnumber 110311-89-0
    Molecularformula C14H12BrNO4
    Molecularweight 338.16
    Appearance White to off-white solid
    Purity Typically ≥98%
    Meltingpoint 85-89°C
    Solubility Soluble in DMSO, DMF, and dichloromethane
    Storagetemperature 2-8°C (refrigerated)
    Synonyms 2-Bromobenzyloxycarbonyl N-hydroxysuccinimide ester
    Reactivity Reacts with amines to form amide bonds
    Application Used as a reagent in peptide synthesis
    Hazardclass Irritant
    Boilingpoint No data available
    Density No data available

    As an accredited N-(2-Bromobenzyloxycarbonyloxy)Succinimide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 1g package is a sealed amber glass bottle with a secure screw cap, labeled with product name, quantity, and hazard warnings.
    Shipping **Shipping Description:** N-(2-Bromobenzyloxycarbonyloxy)succinimide is shipped in tightly sealed containers, protected from moisture, light, and strong oxidizers. It is transported as a stable solid at room temperature, in compliance with relevant chemical shipping regulations. Safety documentation, such as MSDS, accompanies the shipment. Handle with appropriate PPE during receipt and unpacking.
    Storage N-(2-Bromobenzyloxycarbonyloxy)succinimide should be stored in a tightly closed container under a dry, inert atmosphere such as nitrogen or argon. Keep it in a cool, well-ventilated area, ideally at 2–8°C (refrigerator). Protect from moisture, heat, and direct sunlight. Avoid contact with strong acids, bases, and oxidizing agents. Store away from incompatible materials for maximum stability and safety.
    Application of N-(2-Bromobenzyloxycarbonyloxy)Succinimide

    Applications of N-(2-Bromobenzyloxycarbonyloxy)Succinimide in Industrial Manufacturing

    N-(2-Bromobenzyloxycarbonyloxy)succinimide primarily serves specialty organic synthesis as a key intermediate. Its structure makes it indispensable in pharmaceutical process routes, advanced materials production, and innovative agrochemical development. We design and supply this compound strictly for manufacturers integrating it into precise performance-demanding workflows.

    1. Peptide Synthesis for Pharmaceutical APIs

    Leading peptide drug manufacturers use this raw material for selective bromobenzyl-based protection and activation protocols during solid-phase peptide synthesis (SPPS). It enables site-specific modifications in the assembly of complex oligopeptides, especially for N-terminal capping and side chain protecting steps. Its application addresses the synthesis of high-purity active pharmaceutical ingredients with minimal by-product formation during global deprotection and cleavage stages.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • Ph. Eur. (European Pharmacopoeia) — Chapter 5.10
    • US FDA 21 CFR Part 211 (Pharmaceutical production)

    Typical usage ratio

    • Used at 1.05–1.25 molar equivalents relative to amine functional groups, adjusted by resin loading and sequence length

    Downstream process integration

    • Introduced during coupling or protection steps in SPPS cycles, directly after resin swelling and amine deprotection

    Final product types

    • Peptide-based APIs (e.g., GLP-1 analogues, somatostatin analogues, peptide hormones)

    2. Advanced Intermediates for Small-Molecule Drug Development

    Innovators in pharmaceutical R&D apply this material for constructing functionalized benzyloxycarbonyl intermediates, facilitating downstream substitution or coupling reactions. Its reactive bromobenzyl group allows the introduction of biotinyl, fluorescent, or affinity tags into drug molecules, supporting both clinical candidate optimization and custom probe synthesis under cGMP or lab-scale conditions.

    Industry compliance standards

    • US Pharmacopeia General Chapter <1078> Good Storage and Distribution Practices for Drug Products
    • ICH Q11 Development and Manufacture of Drug Substances

    Typical usage ratio

    • 0.9–1.2 equivalents, titrated based on downstream nucleophile concentration and targeted modification degree

    Downstream process integration

    • Reacted in protected intermediate formation prior to final step derivatization or purification via column chromatography

    Final product types

    • Advanced drug intermediates, site-specifically labeled compounds, small-molecule clinical candidates

    3. Functional Materials Manufacturing for Biomedical Polymers

    Biomedical polymer producers introduce this compound during the functionalization of polyurethane, polypeptide, or PEG-based matrices to insert orthogonally reactive bromobenzyl groups. These reactive sites later enable covalent conjugation of imaging agents, targeting ligands, or bioactive peptides onto finished scaffolds or medical coatings, improving device interface precision and biological compatibility.

    Industry compliance standards

    • ISO 13485:2016 (Quality Management Systems for Medical Devices)
    • USP <1031> The Biocompatibility of Materials Used in Drug Containers, Medical Devices, and Implants

    Typical usage ratio

    • 0.2–0.8 wt% relative to total polymer matrix, tailored for desired surface density or conjugation valency

    Downstream process integration

    • Co-introduced with main polymerization feedstocks or grafted onto pre-formed polymers via carbamate linkage reactions

    Final product types

    • Drug-eluting stents, diagnostic hydrogel films, surface-functionalized wound dressings

    4. Building Blocks in Agrochemical Synthesis

    Manufacturers of next-generation crop protection solutions exploit the highly functionalized backbone this raw material provides. Its integration as a synthetic intermediate supports the stepwise assembly of halogenated benzyloxycarbonyl derivatives. Downstream, these intermediates contribute to creating select herbicide candidates or smart-release pesticide delivery agents through custom conjugation or encapsulation processes.

    Industry compliance standards

    • FAO/WHO JMPR Guidelines for Residue Analytical Methods
    • OECD Principles on Good Laboratory Practice
    • EU Regulation (EC) No 1107/2009 on the placing of plant protection products on the market

    Typical usage ratio

    • 0.8–1.5 molar equivalents depending on coupling partner and targeted product yield

    Downstream process integration

    • Employed in protected intermediate synthesis during multi-stage flow or batch processes prior to bioactive group deprotection

    Final product types

    • Halogenated protective group intermediates, precursor compounds for herbicides, encapsulated pesticide precursors

    5. Custom Linker Synthesis for Bioconjugate Manufacturing

    Producers of antibody-drug conjugates (ADCs) and molecular diagnostics select this intermediate to introduce specific cleavable linker features. Its bromobenzyloxycarbonyl motif provides controlled site-selective cleavage in response to reducing or enzyme-rich environments, which is critical for tuning active agent release profiles in immunotherapeutic or diagnostic settings.

    Industry compliance standards

    • ISO 9001:2015 (Quality Management Systems)
    • US FDA 21 CFR Part 820 (Quality System Regulation for Medical Devices)
    • ICH Q8(R2) Pharmaceutical Development

    Typical usage ratio

    • 0.95–1.15 molar equivalents relative to antibody or drug payload binding sites, optimized for linker stability and cleavage balance

    Downstream process integration

    • Applied at the linker formation step after protein or antibody functionalization, prior to payload conjugation or final formulation

    Final product types

    • Antibody-drug conjugates, biotin-linked detection probes, enzyme-cleavable diagnostic beads
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    Certification & Compliance
    More Introduction

    N-(2-Bromobenzyloxycarbonyloxy)Succinimide: Our Experience in Engineering Consistency and Purity

    Overview and Background

    In our factory, batches of chemical intermediates line the shelves, tested and retested long before reaching the hands of researchers and industry processors. Among the compounds with a track record of stability and clean performance, N-(2-Bromobenzyloxycarbonyloxy)Succinimide stands out. With a molecular structure finely tuned for selective protection and gentle reactivity, this intermediate plays an integral role in the workflows of chemists who demand precise and predictable results. Our own journey refining this compound’s synthesis process has reflected broader changes in chemical manufacturing—more reliable purification, better control of byproduct formation, greater assurance on analytical standards.

    Model and Specifications

    We provide N-(2-Bromobenzyloxycarbonyloxy)Succinimide in a form that upholds high purity, supporting both high-performance laboratory applications and larger scale manufacturing. Our standard lot offers a white to faint yellow solid, with purity by HPLC regularly exceeding 98%. From the earliest material qualification runs, reproducibility has come through tightening every step of the reaction—water activity, temperature ramps, choice of solvent, and post-synthesis handling. Reliable material data for each batch drives our release protocols: analysts screen every lot for residual solvents, trace impurities, and particle uniformity using validated methods.

    In our production experience, handling this particular succinimide derivative brings its own considerations. Moisture and temperature control during packing keep hydrolysis in check, protecting reactive functional groups. Because some users prefer a specific particle size for blending or solution preparation, we offer a milled option—though most find the standard crystalline crop works efficiently in protection reactions or coupling steps. All shipments go through stability testing at several environmental conditions. This ensures consistent functionality and minimizes surprises during downstream chemistry, even if material sits in storage for several months.

    Application Experience in Real-World Settings

    Seeing this compound move from production line to laboratory benches, a trend stands out: peptide synthesis and selective protection schemes benefit most from its unique characteristics. Chemists rely on our N-(2-Bromobenzyloxycarbonyloxy)Succinimide where traditional protecting groups fall short. Attaching the 2-bromobenzyloxycarbonyl (BrZ) group, for instance, guards amines under rigorous conditions, and removal of the protection proceeds without dragging along side reactions.

    Organizing our process around repeat feedback from synthetic labs has changed the production rhythm. Tightening limits on related impurities—especially compared to older, more generic succinimide reagents—has paid dividends in late-stage peptide assemblies, bioconjugate formation, and in medicinal chemistry programs screening for lead optimization. Our technical staff frequently hear from partners who had tried lower-grade or less-characterized variants, only to see inconsistent reactions or poor yields. With our product, few experience batch-to-batch variation. Our QA team still scrutinizes each batch closely, but the internal complaints log grows smaller each quarter.

    Differences That Matter in Practice

    Choosing among protecting group precursors, chemists balance reactivity, selectivity, and the practicalities of handling. Compared to more volatile succinimidyl carbonates or analogs with poorly controlled impurity profiles, N-(2-Bromobenzyloxycarbonyloxy)Succinimide sets a higher bar on both sides—safe enough to weigh at bench scale, reactive enough to drive coupling with primary and secondary amines without needlessly harsh conditions. The bromobenzyl group strikes a unique balance for protection schemes. Removal, usually by hydrogenolysis or basic hydrolysis, leaves neighboring groups intact, and the bromine site allows for further modification if desired.

    From our vantage point as the manufacturer, attention to detail in designing and documenting process control gives chemists more room to focus on their own synthesis goals. Our team runs comparison tests using competitor samples—including some prepared in-house to published procedures. Differences in melting point range, solubility in a range of solvents, and byproduct contamination tend to show up quickly in controlled assays. Many generic batches lag behind in either reactivity or consistency; often, trace halide impurities or poorly washed starting materials contaminate the final product, leaving users to troubleshoot uneven results. With our approach—where each batch is paired to a certificate of analysis supported by direct analytical data—feedback returns to us as increased demand, not troubleshooting calls.

    Refining Processes and Continuous Learning

    Pursuing excellence in the manufacturing of N-(2-Bromobenzyloxycarbonyloxy)Succinimide has taught us hard lessons about controlling cross-contamination and scaling batch reactions. During early years, we dealt with infrequent—but troublesome—instances where solvent carryover or insufficient drying changed reactivity profiles. Each deviation cost time, money, and occasionally, our reputation. Creating dedicated reactor trains, verifying material flows, and reinforcing operator training reduced the chance for error. Audits, both internal and from outside partners, allowed us to fine-tune clean-out procedures and reagent storage practices.

    Repeated studies under varying humidity, temperature, and even packaging atmospheres, highlighted the compound’s sensitivity to water and polar impurities. We revised warehousing standards. As a result, even distributors—usually accustomed to generic succinimide intermediates—noticed longer-term stability and fewer returns. Our in-house R&D team also aligned with select external research labs to validate real-world application in peptide or small molecule environments, using real samples, not just reference-grade standards. The results fed directly into our batch release testing.

    Documenting each part of the process keeps our standards transparent. We switched from simple loss-on-drying checks to direct Karl Fischer titration. Gas chromatography came to supplement HPLC for residual solvent testing. These changes hampered batch throughput briefly but minimized downstream headaches far more. Each time we raised the bar on our own controls, our bulk users reported fewer troubleshooting calls and less failed product. This experience solidified our commitment to proactive process improvement instead of business as usual.

    Supporting Sustainable and Safe Chemical Supply Chains

    Manufacturing specialty intermediates like N-(2-Bromobenzyloxycarbonyloxy)Succinimide, we shape our approach not only around chemical performance but on the integrity of the supply chain. Sourcing raw materials locally—within regions with known quality—helps us track the chain of custody. Unexpected interruptions in supply early in our operations forced temporary price hikes and delayed deliveries to key customers; since then, dual sourcing and buffer inventory planning became routine.

    Our production team tracks every lot number through synthesis, purification, and shipment, backed by real quality control at every hand-off. In addition, we work under appropriate site licenses and strict inspection regimes, to respect regional and global norms for production and worker safety. For this compound, we also actively limit the use and release of environmentally persistent solvents, adopting greener alternatives whenever performance allows. These efforts reduce risks of regulatory slowdowns or after-sale liability.

    End users, especially those in regulated industries or those conducting research for patent projects, deserve confidence—not only in the material’s chemical profile but in its traceability. Vendors offering cut-rate intermediates often lack this detail, increasing headache for users facing compliance audits. In our records, real-time tracking of every batch shipped gives peace of mind to clients and eases the burden for collaborators who must satisfy internal or external checks.

    Product Evolution and End-User Feedback

    Market needs shift quickly—one year, peptide research dominates; another, small molecule innovation pushes demand. As the manufacturer, we have watched N-(2-Bromobenzyloxycarbonyloxy)Succinimide find new uses thanks to its unique chemical profile. It remains robust in nucleophilic substitution and coupling chemistry, particularly when slightly more electron-deficient protection groups would limit synthetic flexibility. Synthetic biologists came to appreciate its predictability in automated platforms, where any input variation translates into lost production or re-validation cycles.

    Regular feedback pushes our product further. Peptide chemists requested better flow properties for automated dispensing and less compaction under storage. In response, process engineers at our facility re-examined drying and packing procedures. Bulk users then reported smoother handling and less downtime in refill cycles. Analytical chemists in pharmaceutical pipelines flagged rare cases of particle size deviation that affected solubility kinetics in aprotic solvents. We adjusted upstream crystallization and filtered on tighter mesh sieves.

    User reports about alternative protecting reagents made it clear that some competing products fell short—occasional colored impurities, unexplained side reactions, or broader melting point ranges. Listening to clients led us to shorten the shelf-life guarantee window rather than vague promises, then invest in more stability data so users can plan storage and supply confidently. These changes strengthened trust among repeat purchasers, several of whom now participate in joint studies to adapt the compound for emerging research fields.

    Challenges in Manufacturing and Market Consistency

    Experience as a factory operator has made one fact clear: scale-up always reveals new challenges unseen at bench scale. Even a proven reaction with liter-scale stability sometimes gives new impurity profiles or different polymorphs when run under different agitation patterns or at higher material transfer rates. We employ dedicated process chemists to monitor changes through regular pilot-scale reviews, correlating process data with analytical outcomes. Raw material suppliers are kept on short qualification cycles—lessons from an adulterated bromobenzyl chloride shipment years ago made us vigilant.

    Documented process control now covers not just reaction steps, but pre-production environmental monitoring. Seasonal fluctuations in humidity or ambient temperature used to nudge batch yields or purity off-mark. Now, even subtler parameters—room airflow, drum condition, anti-static discharge checks—inform every lot’s final release. Over the years, integrating feedback loops linking operators, quality managers, and external users meant that each improvement to our N-(2-Bromobenzyloxycarbonyloxy)Succinimide ran deeper than a single metric. It shaped the factory’s floor layout and retraining programs.

    While competitors sometimes switch reactors or subcontract secondary chemistry without warning, our clients enjoy a predictable chain of communication. Any deviation triggers both corrective and preventive actions, using real tracking logs. If a customer flags an unfamiliar impurity or performance issue, our technical team dives into retained reference samples for forensic reproducibility, instead of relying on theoretical explanations or blaming handling on the user’s end. This responsive style of manufacturing evolved by necessity—mistakes cost reputation and clients quickly recommend alternatives if trust breaks down.

    Looking Ahead: Innovating for Quality and Collaboration

    From our shop floor to client laboratories, the journey of N-(2-Bromobenzyloxycarbonyloxy)Succinimide underscores a commitment to pragmatic innovation and transparency. Every operator, manager, and analyst on our team shares a direct stake in consistency, not just for this compound but for all intermediates. Unlike distributors or traders with little insight into manufacturing realities, we bear responsibility from raw material intake through to end-user applications. Sharing real manufacturing histories—what worked, what faltered, how we improved—helps clients plan projects and avoids repeating the same old industrial errors.

    Staying close to our partners grounds progress, enabling swift response to needs for new documentation, analysis, or formulation tweaks. This close relationship means we are always learning. As research groups tackle more complex molecules or require even sharper protection and deprotection profiles, our factory stands ready to adapt process parameters and validate emerging application data. User-driven demand shapes which improvements top our to-do list and which older practices we retire.

    In chemical manufacturing, each batch, each lot, and each refinement reflects not just a theoretical ideal, but the weight of years of real production experience. N-(2-Bromobenzyloxycarbonyloxy)Succinimide’s path through our plant echoes the broader evolution of specialty chemicals: driven forward by exacting users, grounded in practical realities, sharpened by setbacks and shared successes, and validated where it counts—on the bench, through the yield, and in the trust of those who come back for more. We take pride in contributing more than commodity reagents; we share a craft that supports discovery and reliability. This is not just another item on a product list. It is a reflection of what end-to-end chemical manufacturing can deliver when the work is done right.