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8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]Diazepin-11-One

    • Product Name 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]Diazepin-11-One
    • Alias CRL-40,940
    • Einecs 618-058-5
    • 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

    904583

    Chemical Name 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]Diazepin-11-One
    Cas Number 6707-94-6
    Molecular Formula C15H10ClN3O
    Molecular Weight 283.71
    Appearance Off-white to pale yellow solid
    Melting Point 278-280°C
    Purity Typically ≥98%
    Solubility Slightly soluble in DMSO and methanol
    Smiles C1C2=CC=CC=C2NC(=O)NC3=CC(=CC=C31)Cl
    Inchi InChI=1S/C15H10ClN3O/c16-10-5-7-13-12(8-10)15(20)18-14-6-2-1-3-11(14)17-9-4-6/h1-8,17H,9H2,(H,18,20)

    As an accredited 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]Diazepin-11-One factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle, 5 grams, with tamper-evident cap. White label detailing chemical name, molecular structure, hazard pictograms, batch, and expiry.
    Shipping The chemical **8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]diazepin-11-one** is shipped in tightly sealed, chemically resistant containers to protect against moisture and light. Packaging complies with relevant safety regulations and is clearly labeled. Shipments are transported via approved carriers, often with temperature control, and accompanied by necessary documentation and Safety Data Sheets (SDS).
    Storage 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]diazepin-11-one should be stored in a tightly sealed container, protected from light and moisture. Store at room temperature (15-25°C) in a dry, well-ventilated area, away from incompatible substances such as oxidizers and strong acids. Ensure proper chemical labeling and restrict access to authorized personnel. Follow all safety and regulatory guidelines for hazardous chemicals.
    Application of 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]Diazepin-11-One

    Applications of 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]Diazepin-11-One in Industrial Manufacturing

    As a manufacturer, we supply 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]Diazepin-11-One for specialized downstream production in high-value chemical sectors. The material fits advanced synthesis steps, supporting key intermediates in regulated industries. Below we detail major industrial applications, technical integration, compliance requirements, recommended ratios, and resultant end products.

    1. Pharmaceutical Active Pharmaceutical Ingredient (API) Intermediate for Psychotropic Agents

    Pharmaceutical manufacturers utilize this compound as a core intermediate in the synthesis of benzodiazepine-class APIs, particularly for antianxiety and anticonvulsant medications. The material plays a critical role in the controlled ring formation and halogenation steps, meeting pharmacopoeial specifications in validated environments.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for APIs
    • US Pharmacopeia (USP)
    • European Pharmacopoeia (Ph. Eur.)
    • 21 CFR Part 210/211 (US FDA)
    • Chinese Pharmacopoeia (ChP) for psychotropic substance precursors

    Typical usage ratio

    • 20–35% by molar ratio within multi-step benzodiazepine backbone synthesis; manufacturers adjust input based on process yield and impurity profile requirements.

    Downstream process integration

    • Enters after initial diazepinone core construction as the chlorinated substrate for selective functionalization.
    • Applied under inert and anhydrous reaction conditions; transition metal catalysis may be involved.
    • Subject to inline QC testing for assay, purity, residual solvents, and trace benzene derivatives.
    • Intermediates are isolated for subsequent pharmaceutical coupling reactions.

    Final product types

    • Alprazolam API
    • Chlordiazepoxide API
    • Midazolam API
    • Other benzodiazepine-class anxiolytics and anticonvulsants

    2. Veterinary Drug Intermediate for Sedatives and Anesthetics

    Veterinary pharmaceutical producers adopt this raw material in the synthesis of sedative and anesthetic agents formulated for animal health. The compound's molecular structure enables efficient derivatization, which is critical in achieving target activity and selectivity for animal-specific medications.

    Industry compliance standards

    • VICH GL3: Good Manufacturing Practice for animal drug substances
    • USP Veterinary (when applicable)
    • EC Regulation (EU) 2019/6 for veterinary medicinal products
    • Local Ministry of Agriculture standards for drug intermediates

    Typical usage ratio

    • 15–28% of formulation step depending on desired end product potency and target animal species; adjusted for batch scale and bioactivity.

    Downstream process integration

    • Participates in advanced acylation and ring closure procedures, following precursor amination.
    • Reactive during coupling with thioethers, imidazoles, or halides for final API conversion.
    • QC incorporates HPLC purity assessment and residual halogen content verification.
    • Filtration, crystallization, and drying processes establish intermediate purity for injectable veterinary drug manufacture.

    Final product types

    • Veterinary diazepam analogues
    • Anesthetic sedative agents for large animals
    • Sedatives for pre-surgical procedures in livestock
    • Oral tranquilizers for small animal clinics

    3. Agrochemical Intermediate for Growth Regulator Synthesis

    Agrochemical companies source this compound as a specialty intermediate in the manufacture of advanced plant growth regulators targeting crop stress mitigation. Its unique ring system contributes to bioactivity when formulated into agent blends for field applications.

    Industry compliance standards

    • FAO/WHO specifications for plant protection products
    • REACH (EC) No 1907/2006 for chemical safety registration
    • ISO 9001 for production quality management
    • GLP (Good Laboratory Practice) requirements for technical grade input

    Typical usage ratio

    • 8–18% by weight basis; actual percentage determined by growth regulator target specification and compatibility with adjuvants.

    Downstream process integration

    • Incorporated at late-stage synthesis following initial aromatic backbone assembly.
    • Chlorine substituent managed during subsequent functionalization via controlled hydrolysis or reductive amination.
    • Blending with surfactants and stabilizers prior to granulation or microencapsulation for field use.
    • Batch release includes residue analysis and environmental impact assessment as per OECD guidelines.

    Final product types

    • Benzodiazepinone-based plant growth regulators
    • Abiotic stress control formulations for row crops
    • Seed treatment agents
    • Foliar spray concentrates for horticultural use

    4. Specialty Chemical Intermediate for Advanced Polymer Additives

    Producers of high-performance polymers and coatings integrate this material to synthesize specialty benzodiazepinone-derived additives. The compound enhances thermal resistance and chemical stability in engineered plastics, targeting specialty applications in electronics and industrial coatings.

    Industry compliance standards

    • ISO 9001:2015 Quality Management Systems
    • RoHS Directive 2011/65/EU (for use in electronics)
    • UL 94 for flammability rating certification (when incorporated in polymers)
    • REACH registration for European markets

    Typical usage ratio

    • 2–7% by weight in polymer matrix; adjusted according to application’s required flame resistance or thermal behavior.

    Downstream process integration

    • Reacted into polymer backbone during melt-phase or solution polymerization steps.
    • May act as a chain extender or pendant group precursor for thermosetting resins.
    • Incorporated via compounding with additives and stabilizers in extruders or batch reactors.
    • Monitored for residual organic halide and byproducts throughout compounding process.

    Final product types

    • High-temperature plastics for electronics
    • Specialty coatings with enhanced chemical resistance
    • Polymer films for industrial use
    • Engineering thermosets and adhesives
    Free Quote

    Competitive 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]Diazepin-11-One prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    Exploring the Value of 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]Diazepin-11-One in Modern Chemical Synthesis

    Drawing on Direct Manufacturing Experience

    Every batch of 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]diazepin-11-one we produce starts with one thing: chemical precision. As a manufacturer, the production floor sets the stage for ensuring this compound meets a strict quality profile. Years of experience, process optimization, and consistent hands-on oversight have shaped the methods behind every kilogram shipped from the plant. What stands out about this molecule isn’t just about formula or appearance—it lies in its performance in the field, how it behaves in synthesis, and what it enables for chemists working at the frontiers of pharmaceutical and advanced material development. Here, the story of this compound goes far beyond a CAS number or standardized label. It’s about reliability, downstream utility, and the trust built over repeatable, verifiable batches.

    A Look at Structure, Properties, and Usages

    The chemical backbone of 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]diazepin-11-one supports a set of physical and functional traits that continue to see demand in laboratory and industrial settings. Distinct from the broader family of tricyclics, the diazepinone core with a chlorine atom at position 8 not only affects reactivity but also the spectrum of derivatives accessible downstream. The molecule serves as a foundation for various medicinal chemistry projects, where the goal is often to probe central nervous system activity or design scaffolds for new therapeutic agents.

    Over the years, chemists at different scales—bench, pilot, and plant—have turned to this compound to open synthetic pathways closed off by more basic analogs. For instance, the introduction of the chloro substituent introduces both electronic effects and a convenient leaving group, meaning nucleophilic substitutions and further functionalizations become manageable under mild conditions. It suits not only process chemists looking to build complexity in fewer steps but also enables academia to test molecular hypotheses that rely on such specific functionalization. This isn’t just another step in a multistep synthesis; it’s a point where reaction progress accelerates or pivots, reducing time wasted on less reactive or less soluble alternatives.

    Differences that Matter in Application

    Talk to a chemist who’s tried sourcing diazepinones from multiple suppliers. Reports often cover inconsistent melting points, variable impurity levels, or uncertain solubility profiles. As a manufacturer, these details never get brushed aside. Production teams maintain lot-to-lot control by monitoring not only final purity but also impurity fingerprints and physical form. Our experience shows that a crystalline powder exhibiting a defined melting point and narrow HPLC profile contributes to lower reject rates in both R&D and scale-up runs. These traits set our output aside from generic, resold, or commodity material where batch tracking and consistency sometimes lapse.

    The differences extend beyond the lab. Take the case of reaction scale-up, where a trace impurity might not show up on small scale but becomes problematic in a multi-kilogram run. Our control over upstream raw materials, purification steps, and environmental conditions produces a lot every time that matches what the researchers and process development leaders expect—no guesswork about batch-to-batch reproducibility. Skilled operators and tight documentation help make sure customers don’t need to re-validate synthetic steps halfway through a campaign. These aren’t abstract claims; they stem from real-world feedback and troubleshooting sessions where predictable performance reduced production costs and prevented days lost to debugging reaction failures tied to off-spec feedstocks.

    The Model and How We Approach Specifications

    Many see model numbers or batch codes as just paperwork. On the production side, every code points to a run with its own process adjustments, analytical results, and raw material certifications. Detailed specifications for 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]diazepin-11-one come from real snapshots at each point in the process—reaction concentration, washing, drying, and final packaging. While generic suppliers may provide “off-the-shelf” grades, we find real value in collaborating with customers to fine-tune specifications where handling or synthetic routes demand it, without overcomplicating what should remain a robust, reliable intermediate.

    For example, in direct communication with API manufacturers, we hear about particle size or residual solvent issues that only surface once hundreds of liters move through filtration. Our lot release criteria account for these factors, and quality teams track every deviation to its source, ensuring that what leaves our plant isn’t just fit for purpose but often anticipates potential regulatory or process scrutiny later on. This proactive stance, based on on-the-ground feedback, means a smaller chance of synthesis disruption for the next user.

    The Role in Downstream Synthesis

    Few compounds in the benzodiazepine family carry the same load as this one in both library creation and scale-up work. It acts as a flexible starting point for nucleophilic substitutions, acylations, or even more exotic couplings. Synthetic chemists who work with our product report smoother scale-up, something that often comes down to predictable particle size distribution and low levels of trace impurities that can otherwise poison catalysts or sidetrack entire multi-step protocols. The chemical’s stability under ambient storage, coupled with its reactivity profile, makes it a fixture in labs planning months or even years of careful route design.

    Feedback loops between our technical support team and chemists testing new ligands or screening reaction conditions have shaped how the product is delivered. Some request specific packaging to avoid static or clumping, especially when handling larger amounts for kilo labs or commercial settings. We address these needs through on-site adjustments—double-bagged liners, special drum linings, and dedicated filling environments that minimize water pickup or cross-contamination from other product lines. These steps, though they may seem peripheral, have a measurable impact: fewer failed runs, less rework, and smoother technology transfer for our clients.

    Distinguishing Factors Compared to Other Products

    The synthetic landscape doesn’t lack alternatives, yet not all tricyclic scaffolds bring the same combination of reactivity, stability, and handling characteristics as 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]diazepin-11-one. Some intermediates with simpler substitution patterns remain uncooperative in late-stage functionalization or force harsher reaction conditions, risking lower yields or unwanted byproducts. The specific placement of the chlorine atom, reinforced by our attention to processing details, unlocks applications ranging from solid-phase library synthesis to routes targeting novel CNS therapies.

    A common question involves how our product’s performance stacks up against more basic benzodiazepines or commercial diazepines without halogen substitution. Decades of batch records and customer case studies paint a clear picture: our intermediate consistently supports higher-yielding, more selective reactions in the hands of skilled scientists. The narrow range of byproduct formation, especially compared with halogenated analogs made using less controlled chlorination conditions, means purification takes on less of a bottleneck role. Instead, research and manufacturing can focus energy on key transformations, trusting that each consignment of this product will arrive fully documented and true to stated properties.

    Addressing Challenges Faced by Chemists and Process Engineers

    No synthetic toolkit remains static. We routinely see innovators searching for robust intermediates that won’t throw unexpected obstacles into high-value programs. Starting materials with an unreliable supply record or shifting impurity profile burden both R&D and production crews. We’ve answered customer calls about poorly-characterized lots from traders that forced repeat purification or threatened to derail larger campaigns. These situations add not only material cost but lost time—something impossible to recover when a plant sits idle or a high-throughput screen gets delayed.

    Our approach involves more than just shipping drums. Regular collaboration with end-users, from early-stage researchers testing new hypotheses to scale-up specialists planning commercial routes, guides continuous refinement. When analytical trends point to a drift in a raw material or a tightening regulatory threshold, we respond with process changes, batch re-validation, and open communication. This front-line interaction ensures chemists can plan work on solid footing, secure in the knowledge that the compound’s analytical profile, stability, and formulation won’t change unexpectedly. The backstory to each kilogram delivered is one of active problem-solving, not one-off transactions.

    Meeting the Needs of Modern Research and Manufacturing

    The growing complexity of drug discovery and production cycles has shifted the expectations for intermediate manufacturers. It’s not enough to meet minimum specs; the compound must contribute strength at every hand-off. We’ve refined our purification technologies and invested in real-time analytical controls, motivated not only by compliance but by the recognition that project deadlines and safety hinge on having exactly the right product—free from extraneous contaminants, with predictable solubility and thermal properties.

    Market feedback and case histories argue strongly for stable partnerships with manufacturers that connect process realities with application needs. Many researchers cite unexpected delays or safety incidents arising from variable lots purchased from unverified or intermediary sources. We take this as ongoing justification for the direct manufacturer’s role in the chemical supply chain. There’s peace of mind in knowing who made a compound, how it was controlled, and having a rapid route for troubleshooting questions—something we’re set up to provide teams under time and budget pressure.

    Process Improvements Rooted in Practice

    Our journey with 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]diazepin-11-one hasn’t stood still. Each year, as users tackle new regulatory hurdles or scale their operations, we invest in solvent recovery, improved waste handling, and upgraded containment. The environmental footprint matters, and process changes that lower energy usage or hazardous emissions not only support compliance but help sustain the business for the long-term. This work draws directly from manufacturing feedback—real results, not sustainability slogans. Engineers on the plant floor propose batch size modifications; QA teams monitor mother liquor recycling; and production managers refine drying parameters to cut down on off-spec product.

    These investments benefit customers without shifting risk downstream. They translate into sharper analytical data, faster delivery schedules, and a smaller margin of uncertainty for all stakeholders. More than one customer has noted smoother permit applications or easier regulatory filings upon receiving well-documented product histories tied back to our process improvements. It’s a working partnership from first inquiry to ongoing supply, as opposed to the uncertainty sometimes found with less transparent vendors.

    Enabling Discovery, Protecting Timelines

    Breakthroughs in medicinal chemistry depend on both inspiration and dependability. When researchers select 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]diazepin-11-one for their synthetic routes, they expect more than a reagent—they count on a foundation that won’t chip or crack under pressure. From high-throughput screens to lead optimization, the chemistry has to work every time, and disruptions cost more than just money. Missed timelines lead to postponed clinical trials, disrupted partnerships, or product launches hampered by unexpected process changes.

    We stay in close conversation with those on the front lines of innovation. If a reaction unexpectedly stalls or a side reaction emerges, our technical team brings not only product knowledge but a memory of similar challenges faced and solved in the past. Feedback cycles from multiple industries—from pharma to specialty chemicals—feed into product refinement. These aren’t typical one-off customer queries; they’re the driving force behind the compound’s evolving role in the lab and plant alike.

    Supporting Quality with Accountability

    In an era where supply chain risks make daily headlines, accountability for every delivered kilogram forms the backbone of our business. Each time we talk with a customer—whether troubleshooting a batch or planning lots for long-term projects—there’s an understanding that shortcuts not only threaten product quality but also long-standing relationships built on years of reliable supply. That connection, supported by rigorous material control and unhedged batch records, can’t be matched by short-term brokers or anonymous traders.

    It matters that support comes from those who know the equipment, the chemistry, and the people behind the product. When challenging questions arise—about scale-up compatibility, analytical method validation, or compliance implications at the plant—it’s our experience in the trenches that gets called upon. This is what assures seamless access to more than just material; it’s continuity in quality, process, and partnership that tracks the journey from raw material to end-use application.

    Final Thoughts from the Production Floor

    Every drum of 8-Chloro-5,10-Dihydrodibenzo[B,E][1,4]diazepin-11-one stands as a product of exacting work—from raw material selection to meticulous analytical review. Our focus remains rooted in providing reliable, well-characterized intermediates that propel scientific work forward. Users—be they in academic discovery or process development—receive not just a chemical, but the accumulated knowledge and commitment of a team embedded in daily manufacturing. The drive to improve, the dedication to consistency, and the willingness to tackle problems directly reflect a practice grounded in years of feedback and continuous learning. That’s what defines the compound’s value, and it’s why so many choose to build their synthesis around a molecule they know they can trust.