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N-Boc-Cadaverine

    • Product Name N-Boc-Cadaverine
    • Alias Boc-5-aminopentylamine
    • Einecs 629-810-0
    • 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
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    Specifications

    HS Code

    125589

    Product Name N-Boc-Cadaverine
    Cas Number 4972-31-0
    Molecular Formula C10H22N2O2
    Molecular Weight 202.29 g/mol
    Appearance White to off-white solid
    Purity Typically ≥98%
    Melting Point 72-75°C
    Solubility Soluble in organic solvents such as DCM, THF, methanol
    Storage Condition Store at 2-8°C, away from light and moisture
    Smiles CC(C)(C)OC(=O)NCCCCCN
    Synonyms tert-Butyl (5-aminopentyl)carbamate
    Inchikey IZWPPFXZMMAASZ-UHFFFAOYSA-N

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

    Packing & Storage
    Packing N-Boc-Cadaverine, 5g, is supplied in a sealed amber glass bottle with a tamper-evident cap and clear labeling.
    Shipping N-Boc-Cadaverine is shipped in a secure, leak-proof container, clearly labeled and accompanied by a Safety Data Sheet (SDS). The packaging complies with international regulations for transport of chemicals, ensuring stability and safety during transit. Temperature control and handling instructions are provided as required, with prompt delivery to preserve product quality.
    Storage N-Boc-Cadaverine should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from sources of heat and ignition. Protect it from moisture, acids, and incompatible substances. Ideally, store at 2–8 °C (refrigerator), and keep it out of direct sunlight. Ensure the storage area is clearly labeled and complies with standard chemical safety regulations.
    Application of N-Boc-Cadaverine

    Applications of N-Boc-Cadaverine in Industrial Manufacturing

    As a high-purity specialty intermediate, N-Boc-Cadaverine serves leading-edge manufacturing sectors where controlled diamine reactivity and selective protection are essential for efficient synthesis and downstream product quality. We supply N-Boc-Cadaverine to manufacturers applying advanced formulation standards and rigorous compliance frameworks in the life sciences, chemicals, and polymer fields. Below we outline select real-world industrial application scenarios with specification-level detail, based on downstream user requirements and regulatory frameworks.

    1. Pharmaceutical API Intermediate Synthesis

    Pharmaceutical manufacturers rely on N-Boc-Cadaverine for core intermediate steps in the multi-stage synthesis of β-lactam antibiotics, CNS agents, and orphan active compounds. Protection of the diamine group facilitates regioselective reactions during chain extension and cyclization, minimizing by-product formation and achieving batch-to-batch traceability for GMP-compliant final APIs. The precise addition step directly impacts downstream deprotection, purification, and yield consistency, making formulation control critical under validated conditions.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice (GMP) for Active Pharmaceutical Ingredients
    • USP–NF (United States Pharmacopeia–National Formulary)
    • European Pharmacopeia (Ph. Eur.)
    • 21 CFR Part 210/211 (US FDA cGMP for Finished Pharmaceuticals)

    Typical usage ratio

    • 0.25–1.5 molar equivalents per target intermediate, depending on required protection for chain elongation or cyclization step; adjusted according to impurity profile and process validation data.

    Downstream process integration

    • Direct addition in controlled reaction vessels during protected amine condensation or amidation step, typically followed by deprotection with acidolysis under cGMP conditions.

    Final product types

    • Pharmaceutical active ingredients (e.g., cephalosporins, enzyme inhibitors, CNS agents)
    • Advanced pharmaceutical intermediates for contract manufacturing (CMO/CDMO APIs)

    2. Precision Peptide Synthesis

    Researchers and commercial peptide manufacturers integrate N-Boc-Cadaverine as a building block in solid-phase and liquid-phase peptide synthesis routes, particularly when incorporating unusual diamino acid linkers for drug candidates, enzyme substrates, or bioactive peptides. The Boc protection allows selective chain assembly, with the diamine acting as a flexible spacer or branching unit, and controlled deprotection improves overall sequence fidelity during automated synthesis runs.

    Industry compliance standards

    • ICH Q11 (Development and Manufacture of Drug Substances)
    • ISO 9001 (Quality Management Systems for Laboratory/CROs)
    • FDA 21 CFR 210/211 for peptide API manufacture
    • Peptide Synthesis cGMP Guidelines (e.g., EudraLex Volume 4)

    Typical usage ratio

    • 1 equivalent for each diamine linker or branching point incorporated per peptide chain; scale determined by targeted peptide length and site density in the sequence.

    Downstream process integration

    • Incorporation during coupling cycles on solid-phase resin or in solution-phase amidations, with Boc-deprotection executed post-coupling to free aminopentanediamine units as required for functionalization or chain extension.

    Final product types

    • Therapeutic and diagnostic peptides
    • Peptide-drug conjugates (PDCs)
    • Research-grade peptide libraries
    • Peptide-based enzyme inhibitors

    3. Specialty Polyamide and Polyurea R&D

    Polymers researchers and advanced materials producers use N-Boc-Cadaverine in controlled polycondensation reactions to synthesize functionalized polyamides and polyureas, where temporary protection of primary amines enables block copolymer synthesis and end-group modification. Its use enables strict molecular weight and sequence control during R&D scale-up for high-performance applications in engineering thermoplastics, biomedical hydrogels, and responsive materials.

    Industry compliance standards

    • ISO 9001:2015 (Quality Management Systems for R&D and Polymer Manufacturing)
    • REACH Regulation (EC) No 1907/2006 (registration and safe handling of intermediates and downstream polymers in the EU)
    • RoHS Directive 2011/65/EU (applicable for electronics-niche derivatives)
    • ASTM D638 (for mechanical testing of finished polyamides)

    Typical usage ratio

    • 10–30 mol% relative to other diamine monomers, depending on target copolymer architecture; fine-tuned for desired blockiness and reactivity during staged deprotection steps.

    Downstream process integration

    • Charged to reaction columns or vessels at initial polymerization, then selectively deprotected during mid-stage or final processing to expose free amines for chain extension, end-group functionalization, or crosslinking.

    Final product types

    • Custom polyamide block copolymers for engineering polymers
    • Polyurea and polyhydrogel research samples
    • Amine-terminated oligomer additives

    4. Bioconjugation Reagent Manufacture

    Specialty reagent suppliers and bioconjugation labs rely on N-Boc-Cadaverine as an intermediate for producing heterobifunctional linkers and crosslinking molecules used in antibody-drug conjugates, protein labeling kits, and imaging probes. The Boc-protected diamine acts as a masked reactive handle, engineered for orthogonal conjugation chemistry and improved shelf stability during transport and storage before activation in the end-user workflow.

    Industry compliance standards

    • ISO 13485 (Medical Device Quality Management for diagnostic reagent suppliers)
    • ISO 9001 (Custom chemical synthesis quality systems)
    • REACH for EU-supplied bioconjugation reagents
    • OECD Guidelines for the Testing of Chemicals (where applicable for reagents entering regulatory submission)

    Typical usage ratio

    • Stoichiometric (1:1) to sub-stoichiometric ratios as dictated by specific linker chemistry, typically 0.8–1.2 eq per bifunctional linker; precise tuning based on target conjugation efficiency and headgroup density.

    Downstream process integration

    • Entered into the primary step of linker core assembly, with subsequent Boc removal prior to functionalization with NHS, maleimide, or other active groups for protein or antibody crosslinking.

    Final product types

    • Antibody–drug conjugate (ADC) linkers
    • Protein crosslinking reagents for biomanufacturing
    • Fluorescent labeling probes
    • Diagnostic kit assembly reagents

    5. Protected Polyamine Scaffold Synthesis for Medicinal Chemistry

    Medicinal chemistry labs and innovative small-molecule R&D groups utilize N-Boc-Cadaverine to construct protected polyamine scaffolds for lead generation and SAR (structure–activity relationship) studies. The protected form ensures selective mono- or multi-substitution, critical during multi-step synthesis of small-molecule libraries, covalent enzyme inhibitors, or metal-binding ligands aimed at oncology and neurology research.

    Industry compliance standards

    • GLP (Good Laboratory Practice regulations – OECD/FDA)
    • ISO 9001/17025 (Accredited analytical chemistry labs)
    • REACH registration for R&D-scale intermediates

    Typical usage ratio

    • Typically 1–3 equivalents per scaffold depending on the complexity and design of the target ligand system; adjusted experimentally to optimize purity and yield in combinatorial synthesis platforms.

    Downstream process integration

    • Introduced in protected scaffold assembly (e.g., amidation or alkylation), Boc group removed in dedicated deprotection stage to reveal accessible amines for functionalization or coordination chemistry.

    Final product types

    • Polyamine chelators for metal complexation
    • Lead compound candidates for preclinical SAR
    • Custom polyamine-based libraries for hit identification
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    Certification & Compliance
    More Introduction

    N-Boc-Cadaverine: Built for Reliable Progress in Synthesis

    Walking through the halls of our manufacturing plant, it is clear how close chemistry runs to everything we do. N-Boc-Cadaverine has grown into one of those foundational products that quietly underpins progress in research labs and production facilities around the world. As a manufacturer, there’s pride and a deep sense of responsibility in bringing out a product known for its purity, steadiness, and trustworthy supply.

    Consistency From Source to Application

    N-Boc-Cadaverine, known in chemical circles as tert-Butoxycarbonylcadaverine, is not just another raw material. Chemicals like this seem simple on paper, but the experience of producing and handling them tells a more nuanced story. From the moment our teams select base materials to the final packaging, every step has its challenges. Batch reproducibility stands at the front of our process. It is not enough to quote theoretical purity or to have clean analytical data sheets; real trust is built over runs that behave the same way every time they reach a customer’s bench. Purity, typically checked by high-performance liquid chromatography and NMR, always meets or exceeds 98%.

    We learned early on that minor impurities in amines—especially protecting groups like Boc—can degrade reaction outcomes dramatically. That knowledge pushed us to invest in tighter process controls and improved monitoring, particularly during the protection and deprotection stages. Many chemists picture these steps as routine; experience proves otherwise. Air, temperature shifts, even the trace contaminants in solvents will reveal themselves later as unexpected side products or polymerization. We have spent countless batches tweaking parameters to eliminate those exact outcomes.

    Simplifying Complex Synthesis Steps

    N-Boc-Cadaverine enters the picture during complex molecule construction, especially in peptide synthesis or custom linker development. The Boc protection means that the reactive amine end is shielded, letting chemists control downstream reactions with precision. What looks like an unremarkable white powder is, in fact, a subtle balancing act. Poorly controlled materials generate headaches down the line: incomplete couplings, difficult purifications, or yield loss. The choice of Boc protection isn’t arbitrary; we have trialed other protecting groups before. Boc groups cleave under mild acid, preserving sensitive backbones—a fact that has saved many research dollars in our clients' ambitious projects.

    We've directly supported clients developing site-specific drug linkers, diagnostic probes, or specialized intermediates for agrochemical agents. Their feedback keeps coming in predictable waves: “Your Boc-cadaverine cleans up faster; we recover more product during scale-up,” or “Batch-to-batch differences are minimal—unlike suppliers we worked with before.” These are not marketing slogans. Chemists want to feel a certain peace of mind when setting up a multi-step synthesis. Over the years, we have understood that trust is earned in real-world setbacks and practical troubleshooting moments, not by theoretical statements.

    Model and Specification Experience

    Each lot of N-Boc-Cadaverine follows a model that starts at the chemical roots. Sourcing base cadaverine with low metal content stands as non-negotiable. Our protection procedure uses optimized solvents, controlled by both in-line and off-line analytics. Drying and crystallization happen in sealed vessels—exposure to air or unnecessary light produces degradation. Staff commitment to walking the plant floor, checking and double checking, is the real backbone behind our 98%+ purity target. This is not just “measured by HPLC.” Each sample gets cross-checked by instrument and by experienced chemical intuition. We know what a clean Boc-cadaverine should look and smell like. Factory-wide, it’s common for operators to reject material just because it looks “off”—even if analytical numbers sing, because there’s little margin for surprise on the customer’s bench.

    Navigating The Difference: Cadaverine versus N-Boc-Cadaverine

    Any manufacturer working with diamines recognizes how challenging it is to keep amine-based products stable and easy to handle. Standard cadaverine is notoriously pungent and reactive. For years, customers complained about volatility in storage, product loss due to secondary reactions, and even safety issues tied to off-gassing. Transitioning to N-Boc-Cadaverine solves several of these headaches. The Boc group mutes the volatility and brings a neutral character to the solid. Packaging becomes less complicated; shipping regulations are more manageable. Storage times extend substantially, which means less financial risk sitting on warehouse shelves.

    The most striking difference, though, is how N-Boc-Cadaverine slots into synthetic steps. The protection lifts restrictions on which reactions chemists can perform. You no longer need to work under strictly inert atmospheres or dread side-reactions with acid-labile compounds. During coupling or crosslinking, the protected amine offers more selectivity and allows staged deprotection. Our customers are often amazed at the drop in downstream purification work; when you swap in true high-purity Boc-cadaverine, columns resolve faster and crude mixtures are more manageable.

    Stewardship and Transparency from a Manufacturer’s Perspective

    Practically speaking, stewardship means more than following regulations; it forms the lived culture in our production rooms. Maintaining air cleanliness, handling waste streams responsibly, and documenting every step is daily business. The people who produce N-Boc-Cadaverine here invest a piece of themselves in each lot. If a regulator or auditor walks in, plant teams show them the documentation trail, but anyone watching would pick up on the informal mentorship that happens constantly—older technicians showing newer hires what to watch out for during crystallization, or how to spot telltale changes that hint at a developing problem.

    In the chemical manufacturing business, documentation doesn’t only serve external audits; it becomes a tool for innovation. The chain of handwritten notes, digital logs, and recorded phone calls between batches has driven several improvements in our process. For N-Boc-Cadaverine, close monitoring during the acid-cleavage resistance step flagged recurring issues with trace byproducts. Fixing this called for a subtle decrease in water content during protection, and a shift to high-purity solvents. These were not discovered in boardroom brainstorming sessions, but by staff with their sleeves rolled up, living the small details of batch production.

    Why High-Purity N-Boc-Cadaverine Matters in the Lab

    A synthetic chemist pours over their workbench measuring every outcome. Reproducibility weighs as heavily as innovation. We have watched clients build up multi-gram batches of peptide libraries, only to trace a single failed step back to trace amine contamination. N-Boc-Cadaverine’s structure ensures that the protected amine releases cleanly under mild acidic conditions—a small but critical feature for complex syntheses. Choosing a high-purity grade means less rework, more reliable yields, and reduced costs tied to column chromatography or additional purification rounds.

    The manufacture of intermediates for pharmaceuticals and other biologically active compounds sits at the edge of risk and rigor. Regulatory compliance only goes so far. A single case of unexpected impurity can mean weeks of lost work and thousands spent on analytical troubleshooting. As one long-time customer once summarized: “My scale-up team finally stopped calling me into the lab to handle surprises from amine feeds.” That kind of feedback validates the hours spent on process improvement.

    Supporting Innovation Beyond Commodities

    Being a direct manufacturer opens doors to work closer with researchers as partners, not as anonymous order subjects. Over the years, requests have come in for custom-packed lots, fine-tuned crystal sizes for process development, and tailored analytical support for regulatory filings. We have learned to listen hard to the requirements pharma and specialty chemical clients bring. Projects often start with a standard N-Boc-Cadaverine request, but end up with robust support in troubleshooting scale-up or answering tough supply chain questions.

    The supply chain for fine chemicals shifted dramatically in recent years. Volatility in feedstocks, shipping disruptions, and a surge of low-quality commodity imports put additional stress on researchers. We doubled down on direct-to-client transparency: when stocks tighten, customers hear from us first. Schedules move faster when people on both sides of the line trust the relationship and understand the manufacturing context.

    Building Reliable Science: Application Stories from the Factory Floor

    Stories behind the product matter. One client, working in antiviral drug discovery, came to us struggling with inconsistent linker formation in conjugates. Analytical review pointed to variable Boc-protecting group cleavage efficiencies. Our manufacturing teams pinpointed a trace residual acid issue during terminal drying in an earlier batch, which altered deprotection curves. By revisiting post-crystallization washing and updating drying protocols, we helped restore their process window, leading to higher yielding, reproducible conjugate formation. This example shows that even the best-written analytical reports can hide operational variables only a manufacturer with hands-on knowledge will catch early—and fix.

    N-Boc-Cadaverine also fills an essential role in the development of advanced polymer materials. Di-functionalized polyamides or polyurethanes depend on building blocks with known, stable protective groups. Without the right protection, reactivity climbs too early, leading to unwanted crosslinking or backbone scission. Production staff have worked directly with client engineers, tweaking material specifications for optimal dispersion or reactivity. Those conversations, fueled by real technical back-and-forth, resulted in better final product yields and performance profiles.

    From Manufacturing Perspective: Quality Beyond Paper

    Quality control goes well beyond numbers on a certificate. In the plant, we trust analytical results, but also rely on seasoned hands and sharp eyes. If a crystal crop looks dull, if the product's density feels wrong, or if the solution has an unexpected haze, lots are immediately held for re-evaluation. These small actions prevent major disruptions later in the customer’s workflow. Analytical team members routinely revisit old samples at set intervals, verifying that defined shelf-life expectations hold true.

    Long-term relationships depend on delivering trustworthy outcomes batch after batch. Every update in process—whether to improve atom economy, lower emissions, or cut cycle times—runs through a set of pilot batches. Only after complete review, with customer trials where necessary, do we introduce process changes into commercial production. Changes are always communicated ahead of schedule. This lived transparency forms the backbone of our reputation as a specialty manufacturer.

    Adapting to New Industry Challenges

    In the past decade, focus sharply shifted toward green chemistry. N-Boc-Cadaverine is part of that discussion, since it typically involves handling and disposal of solvents and acid scavengers during both manufacture and cleavage. Our teams have switched to solvent-recovery loops, new filtration technologies, and reduced-waste processing. These shifts didn't come from broad regulatory directives, but from practical plant-level testing and client encouragement.

    Regulatory expectations also grow stiffer. End-users demand more detailed traceability, greater batch documentation, and an ability to answer not just what is in the package, but how it is made. We can provide lot-specific origin data because we run the process—nothing is sub-contracted or sent out for invisible third-party steps. This capacity earns confidence from researchers, production chemists, and regulatory agencies alike.

    Moving N-Boc-Cadaverine Forward

    What comes next rarely settles; chemical demand, end-user expectations, and regulatory landscapes all shift. What remains stable is our footing as a direct manufacturer and the relationships built up over years of honest interaction with industry and academic partners. N-Boc-Cadaverine, with optimized protection, reproducible specification, and traceable history, remains central in many advanced syntheses. By focusing on process transparency, hands-on expertise, and open technical dialogue, we keep refining both our product and our partnership with the scientific community.

    Chemistry, at its core, is the accumulation of small reliable steps. Each vessel, each analytical check, each dispatch label matters. For every shipment of N-Boc-Cadaverine that leaves our gates, there is a personal and professional history infused in its contents. The goal is not simply to supply; it is to enable the kind of research, development, and manufacturing that makes lasting progress possible, one batch at a time.