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1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One

    • Product Name 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One
    • Alias SR12813
    • Einecs 831-527-9
    • 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

    775813

    Iupac Name 1-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)ethan-1-one
    Molecular Formula C11H12O3
    Molecular Weight 192.21 g/mol
    Cas Number 57197-17-2
    Appearance White to off-white solid
    Melting Point 67-69°C
    Solubility In Water Slightly soluble
    Smiles CC(=O)C1=CC2COCCOC2=C1
    Inchi InChI=1S/C11H12O3/c1-8(12)9-2-3-10-11(4-9)13-6-5-14-7-10/h2-4H,5-7H2,1H3
    Storage Conditions Store in a cool, dry place, away from light
    Synonyms 7-Acetyl-3,4-dihydro-2H-1,5-benzodioxepine

    As an accredited 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-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 containing 25 grams of 1-(3,4-Dihydro-2H-1,5-benzodioxepin-7-yl)ethan-1-one, labeled with safety and handling instructions.
    Shipping **Shipping Description:** The chemical 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-yl)ethan-1-one is shipped in a sealed, inert container to prevent moisture and light exposure. Packaging complies with applicable chemical safety regulations, including labeling and documentation. Transport follows guidelines for non-hazardous organic compounds, ensuring safe and secure delivery to the destination.
    Storage 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-yl)ethan-1-one should be stored in a tightly sealed container, away from direct sunlight, moisture, and sources of ignition. Keep it in a cool, dry, and well-ventilated area, ideally in a chemical storage cabinet. Ensure the container is clearly labeled, and access is limited to trained personnel. Store according to local regulations for organic compounds.
    Application of 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One

    Applications of 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One in Industrial Manufacturing

    As a dedicated manufacturer of 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One, we deliver this specialty intermediate for direct integration into select chemical industry segments where controlled molecular structure and consistent purity directly influence downstream performance, batch stability, and regulatory clearance. The following scenarios reflect application realities verified through commercial-scale client adoption, rooted in international compliance requirements and rigorous process documentation.

    1. Fine Fragrance Compound Synthesis

    Fragrance formulators utilize this molecule as a key modifier in specialty accords for fine perfumery. Its benzodioxepin backbone and ketone moiety enable unique scent profiles, particularly valued in designer and haute couture fragrances. Customers must meet stringent IFRA compliance for global fragrance application, and our QC documentation supports both transparency and batch traceability.

    Industry compliance standards

    • IFRA (International Fragrance Association) Standards and Amendments
    • EU Cosmetics Regulation (EC) No 1223/2009
    • REACH (Regulation EC 1907/2006) substance registration for fragrance ingredients
    • Cosmetic Ingredient Review (CIR) Expert Panel guidelines

    Typical usage ratio

    • 0.01% – 1.0% in concentrated fragrance oil; precise dosage varies according to perfume type (EDP, EDT, parfum) and olfactive intensity requirements

    Downstream process integration

    • Direct addition during fragrance compounding/blending after primary alcohol dilution, followed by stabilization and aging prior to bulk bottling

    Final product types

    • Designer perfumes
    • Fine fragrance concentrates for luxury personal care
    • High-end eau de parfum and eau de toilette SKUs

    2. Pharmaceutical Intermediates for Small Molecule Synthesis

    Research and commercial pharma companies incorporate this compound as a precisely defined intermediate in the construction of benzodioxepin-containing active pharmaceutical ingredients (APIs). It supports high-value late-stage synthesis under GMP constraints, where its defined purity supports regulated substance filings across regulated markets. Systematic batch retain samples and in-process control data accompany each shipment for full supply chain visibility.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice (GMP) Guidelines for Active Pharmaceutical Ingredients
    • 21 CFR Part 211 for Finished Pharmaceuticals (US FDA)
    • European Pharmacopoeia Monographs (Ph. Eur.)
    • Chinese Pharmacopoeia (ChP) reference for intermediates

    Typical usage ratio

    • Stoichiometric ratios determined by synthetic route step; typically used between 0.5–2.0 molar equivalents relative to subsequent coupling agents in multi-step API synthesis

    Downstream process integration

    • Introduced at the intermediate or penultimate step during pharmaceutical compound assembly, followed by isolation, purification (e.g., crystallization, chromatography), and QC confirmation prior to API finishing

    Final product types

    • Benzodioxepin-derivative APIs
    • Complex heterocyclic pharmaceutical products
    • Regulatory-submitted intermediates for further contract manufacturing

    3. Agricultural Chemical Synthesis (Fungicide and Pesticide Intermediates)

    The structural motif of this substance supports design of advanced agrochemical actives, specifically as an intermediate for fungicides and insecticides where aromatic heterocycles contribute to binding selectivity and environmental profile. Manufacturing partners require documented EC product registration and assessment under strict hazard communication protocols, with detailed impurity profiles for label claims.

    Industry compliance standards

    • ISO 9001:2015 Quality Management System for agrochemical manufacturing
    • FAO/WHO Joint Meeting on Pesticide Specifications (JMPS)
    • EU Regulation 1107/2009 for pesticide active authorization
    • Globally Harmonized System of Classification and Labelling of Chemicals (GHS)

    Typical usage ratio

    • Applied as required by the synthetic pathway, most frequently between 5–20% total formulation depending on downstream oxidation, halogenation, or coupling requirements

    Downstream process integration

    • Processed as a building block during the intermediate stage of pesticide active ingredient synthesis, often entering nucleophilic substitution or ring closure steps in continuous or batch reactor systems

    Final product types

    • Fungicide technical concentrates
    • Active pesticide ingredients for further formulation
    • Plant health management actives adhering to local MRL standards

    4. Advanced Polymer Synthesis (Specialty Polymers & Additives)

    Companies in specialty polymer chemistry utilize this molecule for targeted performance enhancement in engineering thermoplastics and elastomers. Its aromatic ether structure enables integration into main-chain or pendant groups, imparting chemical resistance and improved glass transition properties. Formulation QC tracks residual monomer and byproduct removal to meet sector-specific application standards.

    Industry compliance standards

    • ISO 9001:2015 (Polymer compounders)
    • RoHS (Directive 2011/65/EU) for electronics applications
    • FDA 21 CFR 177.1520 (where applicable for indirect food contact polymers)
    • ASTM D256 and D638 polymer property testing

    Typical usage ratio

    • Typically dosed at 0.1–2.5% by total monomer weight, adjusted for required chain length, target glass transition, and processing temperature profile

    Downstream process integration

    • Introduced during polymerization stage via reactive blending, followed by extrusion or molding, with process monitoring for integration consistency and molecular weight distribution

    Final product types

    • Specialty films and engineered plastic components
    • Thermoplastic elastomer blends
    • Functional polymer additives for packaging, electronics, or automotive sectors

    5. Dye and Pigment Precursor Applications

    Manufacturers in the colorants sector select this intermediate for high-performance dye synthesis, notably for applications demanding molecular stability under thermal or photolytic stress. Its contribution to extended conjugation pathways aids in targeting specific color fastness and solubility outcomes. Colorant suppliers perform on-site and third-party composition audits pursuant to downstream labeling and export controls.

    Industry compliance standards

    • EN 71-3 Safety of Toys: Migration of Certain Elements (for applicable colorant end uses)
    • OEKO-TEX® Standard 100 for textile chemicals
    • REACH Annex XVII restriction for azo dyes and related substances
    • ISO 105 series for color fastness testing

    Typical usage ratio

    • Integrated as 2–10% of starting material blend in azo, anthraquinone, or perylene dye manufacture; subject to adjustment based on hue target and process yield history

    Downstream process integration

    • Used in the initial condensation or coupling reaction, followed by work-up, purification, and isolation of pigment or dye intermediates under inert atmosphere as required

    Final product types

    • Textile dyes for high-performance fabric applications
    • Technical pigments for plastic and ink industries
    • Specialty dyes for electronic displays or security printing
    Free Quote

    Competitive 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One: A Perspective from the Factory Floor

    An Introduction Shaped by Real Chemical Manufacturing

    1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One doesn’t sound like a daily staple, but for those in specialty chemicals, medicinal chemistry, or advanced material synthesis, it’s a name that pops up with regularity. In our experience as a chemical producer, nothing replaces the hands-on clarity that comes with each batch, the precision behind each step, and the direct responsibility for each shipment. There’s no desk between our operators and the reactors, only the day’s safety checks and the expectations of customers, often as exacting as the molecules themselves.

    We’ve spent years resolving bottlenecks, catching the difference a single-degree temperature change can make, and learning to speak plainly when it matters. That’s shaped the way we view our own materials, including this one. Customers out in pharma R&D, agricultural chemistry, and specialty polymer design all treat each kilogram as a key ingredient, because often it is. Let’s get specific — not just on what this molecule is, but why a factory manufacturer pays close attention to every detail that leaves our plant gate.

    Getting Specific: Identity and Purpose

    As a manufacturer, you grow accustomed to the quirks of your more advanced aromatic ketones. 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One stands out with its fused benzodioxepin structure, which sets the foundation for unique reactivity. The seven-membered dioxepin ring narrows down the list of comparable commercial chemicals, giving anyone synthesizing derivatives for pharma or advanced adhesives a foundation that is tough to substitute. Engineers appreciate that, because no one welcomes a mid-project reformulation. Synthetic chemists come to us because our batches offer consistent behavior in exploratory and scale-up work.

    The applications we support cut across a handful of specializations. In drug discovery, aromatic ketones with dioxepin structures can provide key intermediates, giving new lead compounds the backbone they need for further modification. We’ve seen medicinal teams work late into the evening with our product as a core building block, valuing its stability when handled under dry conditions and its clean reaction profile with select nucleophiles and electrophiles. Polymer researchers use this core when designing advanced resins or specialty plastics. Its ring structure brings rigidity and thermal behavior that isn’t so easily engineered with basic phenyl ketones. Some groups exploring functionalized agrochemicals, looking for stability or bioactive triggers, stick with the benzodioxepin motif for precisely these reasons.

    Model and Specifications Based on Needs, Not Hype

    On a practical level, we focus on the purity profile demanded in synthesis and R&D. Customers at scale-up stages request tight control on impurities. By running concurrent in-process checks — GC-MS for trace organics, NMR for confirmation — we hold each lot to high standards. The physical form, usually a white to pale solid, maintains flow and stability during storage and mixing. Melting point, particle size, and shelf life are dictated by downstream needs. Some customers require micronized batches for faster dissolving; others choose standard particle size for handling safety or defined release kinetics. We’re willing to explain everyday details like why a certain lot showed slight off-white tint from a minor batch-to-batch trait — it’s part of our open book approach.

    We’ve worked with teams who push material to its limits. In catalyst development, for example, minor changes to aromatic ring electronics make or break performance. Our process ensures the ring isn’t over-oxidized during final work-up. We document where trace byproducts show up, how to handle storage, and why dry argon is sometimes needed. There’s no substitute for real manufacturing data when labs face unexplained outcomes. Our job is to supply not only the chemical, but also the context behind each run, particularly at scale.

    How This Product Differs Where It Counts

    Many newer chemists ask about overlap with simpler aromatic ketones or even other dioxepin-based compounds. From years of batch production and custom synthesis we know this product’s difference comes from several places. Fused seven-membered heterocycles don’t just influence reactivity; they shift physical parameters, solubility, and even safety handling. The ethanone group at the terminal carbon brings well-defined reactivity, opening routes to condensation and further coupling reactions. Analogues lacking the dioxepin ring, or with fewer oxygen atoms, rarely give the same clean product yields or reaction rates when put through the mill in typical R&D settings.

    Our team tracks how shelf stability, air sensitivity, and appearance compare between our benzodioxepin-ethanone and similar intermediates. Take storage: samples manufactured without residual substrate traces or moisture risk show longer shelf life, less caking, and better predictability. This direct control reduces headaches for QC in downstream pharma synthesis or diagnostic kit production. The feedback loop with users — who call with questions about solubility, mixing, or temperature sensitivity — tightens our process. We’ve even adjusted some purification steps after hearing from users finding stubborn ghost peaks or unexpected color changes during their workups. Authenticity in difference means taking production feedback and looping it into practice, not just relying on published claims.

    From Laboratory Innovation to Reliable Plant Output

    Scaling up a molecule like 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One starts at the bench. For many first-time users, reaction reproducibility matters more than dazzling purity. We tailor production conditions based on whether applications demand the lowest possible heavy-metal content or if some labs require batch consistency across several months. Our team’s collective experience navigates runaway reactions, unexpected dimerizations, and seasonality that can change cooling rates or solvent evaporation. That makes a difference when final product is feeding a clinical trial or a field study running on tight deadlines.

    As with many aromatic intermediates, customers using this material often ask for documentation — not just a certificate of analysis, but underlying batch information, test data, and typical impurity profiles. We provide honest accounts of variability, intervention steps, and operator observations from the production floor. Maintaining trust means welcoming hard questions. We’ve turned over actual reactor logs and data when contract partners needed to troubleshoot persistent formation of side-products in their own labs. Long-term, these partnerships spur our R&D and technical services in ways marketing never could.

    Supporting Application Development and Custom Needs

    Chemicals like this one rarely serve a single end-use. We’ve delivered to research teams composing small-molecule libraries, as well as to tech transfer teams responsible for handover from pilot plant to full-scale line. Talking to users directly, we hear what really matters: whether the product dissolves as expected in their preferred solvents, or if there’s a tendency to discolor under direct sunlight. Developers working on next-generation adhesives value the molecule’s consistent reactivity for crosslinking. Agrochemical designers tell us about bioactivity triggers they unlock when this benzodioxepin ring is incorporated into their lead candidates. Each usage route pressures our manufacturing adjustments in small, cumulative ways.

    We’ve seen creative requests from downstream partners: micronizing for accelerated dissolution, formulating for composite blends, and even tweaking impurity levels to suit specific toxicology screens. Some teams need this product delivered under inert gas, others require batch-matched reference standards for regulatory filings. Our approach hinges on two principles: explain what’s actually possible at factory scale, and surface the relevant data or technical insight when choices aren’t straightforward. Someone on our team has navigated your challenge before; we’ll tell you where pitfalls lie.

    Quality and Reliability: Transparency Over Hype

    We avoid marketing gloss when talking about quality. No system runs without its share of tweaks and tuning. Temperature stability, contamination control, and proper packaging are the bones of a reliable product supply. During production runs, our operators can spot a change in texture or odor before any instrument flags it. This hands-on vigilance keeps most issues contained to the process — not passed on to the customer. Where variation creeps in, we log it, report it, and, if needed, recall the batch.

    Our facility has in-line process control for pH, solvents, and temperature, as well as post-process capillary GC and NMR tests. We don’t just check the final drum, but use trend analysis — over dozens of batches — to refine synthesis. Product consistency increases when operators, engineers, and QC staff talk daily, sharing their hunches and hitches, not just formal documentation. That’s how quality evolves from paperwork to real, delivered experience. Customers reach us when they see a small shift in their own process yields and expect clear answers. We oblige with batch notes and root-cause investigations, not just formula sheets.

    Safety Practices Shaped by Daily Reality

    The front-line worker experience matters. Evaporators, filtration units, and drying ovens don’t always behave as simulated on a lab scale, especially with complex aromatic ring systems. Our team’s training covers runaway reactions, safe storage, and PPE selection. Periodic risk assessment — based on actual incidents, not just theoretical hazards — sharpens our guidelines for handling and shipping. The gloves, glasses, and fume hoods are real, not optional. Every team member has interrupted a production cycle to manage an off-gas smell or a solvent flash. We publicize close calls and integrate the lessons learned into future cycles.

    End-user safety depends on clear chain-of-custody, unambiguous labeling, and up-to-date documentation including all impurity and decomposition data. We make these materials directly available to customers, so we don’t take shortcuts. Shipping partners receive explicit handling advice based on time-of-year stability and temperature excursions. Factory floor know-how drives our safety bulletins — if a batch shows unexpected behavior on heating or under acid/base conditions, we document it, warn our customers, and sometimes stop shipments until full resolution. The pace may slow, but the end-user’s safety takes precedence.

    Environmental Responsibility as a Daily Goal

    Our work doesn’t ignore the flow of solvents, cleaning agents, and off-gas outputs. Environmental responsibility sits on the shop floor, baked into daily production meetings. We invest in in-house waste neutralization and recovery, aiming to close the loop on process water and solvent use. When optimizing the synthesis for 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One, we substitute less hazardous reagents or tweak reaction temperatures to lower power consumption. If a new process fails to improve the overall environmental footprint, we return to the drawing board, not the marketing campaign.

    Operators gather feedback from the effluent treatment team to adjust washing protocols and minimize chemical runoff. Changing regulations prompt us to constantly review and upgrade containment and filtration. Waste streams come with full tracking and authentication, as local auditors sometimes confirm. Beyond box-checking, minimizing contact and exposure for operators reduces environmental and health impact. Each improvement evolves from real factory challenges, not hypothetical best practices.

    Reliability in Global and Local Markets

    Logistics can trip up even the most reliable synthesis. We maintain stock buffers, monitor critical raw materials, and forecast supply fluctuations to keep the pipeline moving. Weather, shipping delays, and customs reviews have all thrown curveballs our way. Honestly, we view direct manufacturing as the only sure path to supply predictability. Middlemen lack the same depth of feedback and control, especially when a customer’s project hinges on a timely delivery — be it a clinical compound or a materials science innovation. Batch codes, documentation links, and regular QA summaries travel with every shipment, so transparency isn’t left at the border.

    Our operators know that supply security is non-negotiable. On-the-ground planning bridges the gap from our facility to delivery, including alternate suppliers for key starting materials and robust inventory management. Downstream partners see the benefit: fewer backorders, faster QA resolution, and less project downtime. We don’t promise miracles, but we show up in person and own the outcome.

    Customer Support Comes from Experience, Not a Script

    Support for 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One takes real knowledge of what makes or breaks day-to-day chemical use. Our technical services staff learn from operators, not just textbooks. When problems arise — be they reactivity snags, solvent compatibility questions, or crystallization issues — there’s little substitute for a direct call with someone who has seen the reaction tank, checked the agitation prompts, and inspected the drying room at the end of a long shift. The answers come grounded in fact, not sales pitch.

    We encourage customers to describe their intended use, as it helps catch potential pitfalls and allows us to tailor future lots to emerging needs. Feedback from long-time partners lets us evolve our quality and documentation. When a lab’s chromatographic separation fails or a pharma project flags a new impurity, we integrate the finding, review upstream steps, and circle back with data-driven tweaks. Our supply chain and QC teams keep lines open with regulatory consultants and downstream handlers, sharing real observations, not just sanitized talking points.

    Building Trust through Consistency and Knowledge

    In chemical manufacturing, earning and maintaining trust never happens by chance. Our edge isn’t a shiny description or an abstract value statement, but the hard-won predictability and safety that come from direct experience and transparency. We pay attention to operator feedback, invest in continuous improvement, and hold our team to high reporting and documentation standards. Whether you’re launching a lab-scale campaign, validating pilot plant runs, or planning a commercial rollout that hinges on 1-(3,4-Dihydro-2H-1,5-Benzodioxepin-7-Yl)Ethan-1-One, we offer more than an invoice and a datasheet. Our doors — and our lines — stay open for your toughest technical questions, not just your business.