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2-Chloro-5-Amino-Acetophenone

    • Product Name 2-Chloro-5-Amino-Acetophenone
    • Einecs 219-326-8
    • 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

    516020

    Chemical Name 2-Chloro-5-Amino-Acetophenone
    Cas Number 4021-96-9
    Molecular Formula C8H8ClNO
    Molecular Weight 169.61 g/mol
    Appearance Light yellow solid
    Melting Point 103-107 °C
    Solubility Slightly soluble in water, soluble in organic solvents
    Purity Typically ≥98%
    Synonyms 2-Chloro-5-amino-1-acetylbenzene
    Storage Conditions Store at room temperature, in a dry and well-ventilated place

    As an accredited 2-Chloro-5-Amino-Acetophenone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The packaging for 2-Chloro-5-Amino-Acetophenone (25g) features an amber glass bottle with a secure screw cap and hazard labeling.
    Shipping 2-Chloro-5-Amino-Acetophenone is shipped in tightly sealed containers to prevent exposure to moisture and contaminants. Packaging complies with safety regulations for hazardous chemicals, including labeling for proper handling. The shipment is typically via ground or air freight, following all relevant national and international chemical transport guidelines.
    Storage 2-Chloro-5-Amino-Acetophenone should be stored in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizers. Keep the container tightly closed and protected from light and moisture. Use only in a chemical fume hood and ensure proper labeling. Store in appropriate, clearly marked containers in accordance with safety regulations.
    Application of 2-Chloro-5-Amino-Acetophenone

    Applications of 2-Chloro-5-Amino-Acetophenone in Industrial Manufacturing

    As an experienced manufacturer of 2-Chloro-5-Amino-Acetophenone, we support customers across targeted industries, supplying high-purity material suitable for advanced production environments. Our technical understanding enables tailored support for key downstream sectors, ensuring regulatory conformity, precise process control, and consistently high product quality.

    1. Pharmaceutical Intermediate for Active Pharmaceutical Ingredient (API) Synthesis

    2-Chloro-5-Amino-Acetophenone is a critical building block in the multi-step synthesis of several APIs, particularly for antibacterial and anti-inflammatory drug classes. It functions as a protected aromatic amine and halogen source, essential for selective substitution, ring-closing, or amide-forming steps within regulated GMP production environments. Pharmaceutical manufacturers rely on our material to achieve required purity in pathway intermediates, maintaining rigorous traceability for final registration batches.

    Industry compliance standards

    • Current Good Manufacturing Practice (cGMP, FDA 21 CFR Part 210/211)
    • European Pharmacopoeia (Ph. Eur.) production-quality guidelines
    • ChP (Chinese Pharmacopoeia) trace impurity thresholds
    • ICH Q7: Good Manufacturing Practice for Active Pharmaceutical Ingredients

    Typical usage ratio

    • Used at 1–5 molar equivalents as per API route requirements; ratio adapted based on yield optimization and impurity profile management for each target intermediate.

    Downstream process integration

    • Charged as a coupling partner in aromatic amination or acylation steps, typically following halogen-metal exchange or protecting group transformations; incorporated pre-final condensation or cyclization stage.

    Final product types

    • Intermediate for antibacterial agents (e.g., quinolone derivatives)
    • Anti-inflammatory drug precursors
    • Niche active pharmaceutical ingredients for generics and specialty therapies
    • Clinical trial batch supplies for drug development

    2. Fine Chemical Intermediate for Agrochemical Synthesis

    Producers of herbicides and fungicides use 2-Chloro-5-Amino-Acetophenone as a reactive substrate for forming complex aromatic scaffolds. Its electron-withdrawing chlorine and nucleophilic amine groups activate selective transformations, providing reliable function for substitution, amide, or urea derivative formation. Agrochemical firms integrate our batches for consistent structure-activity outcomes, supporting both pilot and large-scale campaigns.

    Industry compliance standards

    • FAO/WHO International Code of Conduct on Pesticide Management
    • REACH (EC 1907/2006) registration for agro-intermediates
    • ISO 9001:2015 Certified Quality Management System
    • Chinese GB2763 Maximum Residue Limits for Pesticides

    Typical usage ratio

    • Employed at 0.8–2.0 mole equivalents, with slight excess for minimizing unreacted starting material; ratio depends on targeted coupling and required conversion rate by product type.

    Downstream process integration

    • Added post-aromatic nitration or directly to reaction vessel in amide bond formation, or for urea/thiourea derivative synthesis; used prior to purification and crystallization of technical material.

    Final product types

    • Herbicide key intermediates (e.g., for phenoxyalkanoic acid derivatives)
    • Fungicide precursors (e.g., azole-class building blocks)
    • Pesticide active intermediates with aromatic amine backbone
    • Custom fine chemical scaffolds for contract synthesis programs

    3. Raw Material for Dyes and Pigment Manufacturing

    Manufacturers in the colorants sector utilize 2-Chloro-5-Amino-Acetophenone as a diazotization and coupling component during arylazo and anthraquinone derivative production. Its substitution pattern allows creation of nuanced chromophores for specialty dyes required in textile, leather, and ink formulations. We supply customizable purity profiles and particle sizes for precise integration in high-throughput dye synthesis lines.

    Industry compliance standards

    • EN 71-3: Safety of Toys – Migration of Certain Elements (colorant content)
    • REACH compliance for dye intermediates
    • ZDHC MRSL (Zero Discharge of Hazardous Chemicals Manufacturing Restricted Substances List)
    • ISO 9001:2015 for pigment system QC

    Typical usage ratio

    • Applied in 1–1.5 molar equivalents in coupling batches for monoazo or disazo dye synthesis; degree adjusted to desired shade intensity and chromophore stability.

    Downstream process integration

    • Undergoes diazotization then coupling with various phenol or naphthol partners; used as a color base for direct, reactive, or disperse dye formation; integrated within aqueous or solvent-based synthesis setups.

    Final product types

    • Direct dyes for cellulose textiles
    • Disperse dyes for synthetic fiber coloration
    • Specialty pigment intermediates for inks and coatings
    • Color-fast leather dyes

    4. Intermediate in Fragrance and Aroma Chemical Manufacturing

    Aroma compound producers employ 2-Chloro-5-Amino-Acetophenone as a synthetic bridge in the manufacture of musks, aromatic ketones, and cyclical scent elements. The functionalized aromatic backbone acts as precursor in multi-step processes, contributing structural building blocks for downstream cyclization or condensation. Stability and low impurity risk are crucial for olfactory industry specifications.

    Industry compliance standards

    • IFRA (International Fragrance Association) Global Standards
    • GMP as per ISO 22716:2007 for cosmetic ingredients
    • ECHA/REACH registration for aroma-related intermediates
    • US Food and Drug Administration (FDA) CFR 21 for fragrance components in personal care

    Typical usage ratio

    • Usage ranges from 0.5–1.2 molar equivalents, adjusted by downstream conversion rates and specific target molecule synthesis strategy; precision monitored by GC/MS validation.

    Downstream process integration

    • Enters custom cyclization or side-chain functionalization as the aromatic amine donor; forms intermediate for further alkylation, acylation, or ring closure in musky or floral aroma compounds; charged into batch or semi-continuous reactors.

    Final product types

    • Synthetic musk intermediates
    • Ketone-based aroma ingredients for perfumery
    • Flavor and fragrance enhancer scaffolds
    • Personal care approved scent molecules
    Free Quote

    Competitive 2-Chloro-5-Amino-Acetophenone prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.

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    Certification & Compliance
    More Introduction

    2-Chloro-5-Amino-Acetophenone: A Closer Look at Its Value and Role in Industry

    Why 2-Chloro-5-Amino-Acetophenone Stands Out

    In the chemical industry, advances rarely come from chance. Growth follows careful development and a commitment to practical performance. 2-Chloro-5-Amino-Acetophenone, a compound that appears in various synthetic pathways, reflects this dedication to reliable chemistry. Our team brings decades of experience handling aromatic ketone derivatives, each batch driven by insights from the lab and the plant floor. Production isn’t just a matter of formula and yield—it’s about understanding what users actually expect from molecular structure and purity.

    We have learned over years that substitution positions on the benzene ring set the tone for how acetophenones behave in real-world applications. Here, the 2-chloro group and the 5-amino group both affect not just reactivity but also solubility and selectivity during further transformation. Precision in positioning isn’t a theoretical detail—it shapes the course of multi-step syntheses, and we see the impact on large-scale projects and academic research alike. Chemists who reach for this product do so for a reason: it fits where others distort the pathway.

    Putting Experience Into Every Batch

    Crafting high-purity 2-Chloro-5-Amino-Acetophenone starts with the know-how to spot subtle impurities that can throw off downstream work. In a plant setting, control matters. Our experienced hands and eyes have caught minute off-colors, slight variations in melting points, and tiny traces of side products. These aren’t just quality-control statistics—these are early warnings that something could go awry further along the process chain. Over the years, we have improved precipitation and filtration to keep crystal integrity high, keeping the compound stable and predictable.

    We don’t limit our attention to large customers or big orders. Researchers in university settings, who work with just a few grams at a time, face the same pain points as commercial labs. When we deliver, we think about the bench chemist running a critical reaction and counting on consistent performance. Specification sheets tell one story, but it’s the day-to-day dependability of the compound—batch to batch, year after year—that forges trust.

    How Our Manufacturing Choices Shape the End Product

    Aromatic ketones like this one invite a range of potential side reactions in the plant. By tuning reaction temperatures at each stage, and through careful management of solvents, we guide the process to minimize unwanted coproducts. Purification techniques—specific to this aromatic amine—make an enormous difference in the hydrochloride content and in the stability of the finished material. Yield means little without consistency. From the shopfloor, we’ve seen what happens when corners get cut: low-conversion, stubborn reduction byproducts, waste that costs operators valuable hours. Our route places equal weight on yield and clean separation—avoiding sticky residues and hard-to-remove fines.

    Meeting Tough Standards, Batch After Batch

    In our lab as in the field, purity and reproducibility get checked at every round. Thin-layer chromatography, GC-MS, and NMR confirm the structure and reveal even small contamination. We’ve noticed that even single-digit ppm impurities can poison catalysts or upset planned substitution. Customers often call attention to their standards—our chromatography data and impurity profiles show that care in the plant really does translate into cleaner reactions downstream. It’s not paperwork—we support researchers who use the analytical data directly in their publications and patents.

    Applications: More Than a Niche

    2-Chloro-5-Amino-Acetophenone plays a role beyond a single reaction or downstream use. Once, demand came mostly from organic synthesis groups developing pharmaceuticals. The landscape changed. Agrochemical researchers, pigment developers, and polymer manufacturers now use it as a building block too. The chlorine and amino groups transfer to specific derivatives, which open doors to selective bioactivity or improved dye affinity. The chemistry has to work the same in each field, and shortcuts for one end-user rarely make sense for another.

    We keep pace with new research demands. We have received project outlines from scientists planning entirely new coupling reactions, from process engineers looking to graft new properties onto functional polymers, and from analysts designing trace-detection standards. Each one expects uncompromising quality, even at scales from grams to multiple kilograms. Meeting these needs hasn’t happened by accident. We gather feedback, adjust synthesis routes for scale, and periodically invest in cleaning and upgrading old reactors. Our technical staff talk directly with end-users about pain points and wish lists.

    Understanding the Difference: Working With Us Versus Alternatives

    Many compounds look similar on paper—2-chloro and 3-chloro variants almost seem interchangeable to the untrained eye. Our own process development work has shown otherwise. The physical properties change with substitution position. Solubility in common solvents, rate of hydrolysis, and compatibility with catalyst systems shift subtly but critically. These differences matter when reactions stall, crystallization takes longer than planned, or a project deadline approaches. From talking with disappointed customers who tried mixtures or substitutes, the solution is clear: meticulous sourcing of the exact compound and tight process control stop these problems before they reach the bench.

    We produce to a narrow range—strict melting point, minimal isomer content, consistently free-flowing powder. These details emerge from practical experience, from time spent in front of the distillation line or monitoring batch granulation, not from copying specs from a catalog. Traders and brokers often miss minor details, assuming all aromatic amino ketones act the same. Here, experience trumps theory. Few things slow down an R&D project like an unexpected isomer mix or poorly filtered mother liquor residue. Returning customers never ask us for generic acetophenones—they call for this specific model and know it will deliver.

    Sustainability and Responsibility

    Industrial chemistry faces pressure to reduce waste and improve efficiency. Over thirty years, we have adapted production lines, optimizing for better yields and safer solvent handling. Solvent recovery now forms a routine part of the workflow. We chart energy use, waste streams, and emissions not just for audit reports, but to make everyday decisions easier. Operators have flagged process changes that improved batch turnaround or cut process water needs. Experience has shown that these contributions add up faster than top-down mandates alone. We pay attention to every improvement, whether it comes from engineering or from a night-shift technician’s suggestion.

    Many synthetic routes published decades ago looked good on paper but failed when scaled. Old methods relied on reagents that proved toxic or costly. We explored altered pathways, using less hazardous intermediates and supporting local sourcing for reagents where possible. Safety doesn’t end after a single round of R&D. We hold regular reviews with plant staff and quality teams to identify near-misses and discuss manageable risks. The result is a compound that meets technical needs with fewer trade-offs, reflecting care from design to production.

    Technical innovation comes hand-in-hand with staff education. Training operators to recognize critical process points, to understand the feel and smell of intermediates, and to keep precise lab records turns out to be one of the most important investments we make. Over time, this focus shows in product reliability and in practical day-to-day improvements.

    Customer Experiences: Learning from the Field

    Every batch carries the story of its destination. Pharmaceutical researchers ask for tight impurity control. Fine chemicals manufacturers want fast response for unplanned scale-ups. Polymer chemists reach out for technical specs and detailed characterization data. We have responded to emergency phone calls about short-notice shipment; we have supplied academic labs racing to publish new synthetic methods. Through these interactions, we learned that transparency and straightforward communication save everyone time and hassle.

    One research group reported that a standard reaction, robust with our material, collapsed when tried with a competitor’s version. Running through the analysis, the problem traced to a higher content of related aniline impurities in the alternative. Fixing these pain points means listening to feedback and closing gaps at the process stage, not just filling orders and tracking numbers. We take note when a user achieves a higher overall yield or cleaner target compound and credit goes to cleaner starting materials.

    Questions most often revolve around reproducibility, packing, and batch-to-batch consistency. Our technical service team fields inquiries from around the world: ideal solvent systems, preferred bases for coupling reactions, storage life under different climates. We track these requests not as sales leads but as input for internal training and future process upgrades. Every question about color, odor, or granulation gets logged and discussed in the weekly operations meeting.

    Why Consistency Shapes Outcomes

    Unlike commodities, specialty intermediates have little room for error. The wrong melting point range, a few percent extra in residual solvent content, or unexpected color can throw a synthesis off course. Process chemistry relies on getting anticipated outcomes every time. We worked through more than one troubleshooting scenario where process control made the difference between successful completion and repeated do-overs. Our plant operators know that even minor tweaks—holding filtration longer, drying under reduced pressure, avoiding cross-contamination from previous runs—pay off in customer satisfaction and keep schedules intact.

    For researchers working with precious or regulated intermediates, trust in starting materials is not optional. A sudden failure in scale-up or a strange LC-MS trace prompts a round of calls and urgent re-testing. Over time, reinforced by field experience, our process routines evolved to make such interruptions rare. The result is a tightly manufactured compound that integrates seamlessly with complex synthetic schemes.

    Flexibility and Supply Security

    No year is like the last. Natural disasters, raw materials delays, and changing global demand all shift schedules. Whether supporting a regular contract client or fulfilling a one-time emergency request, we have reshaped production plans and handled more than one logistical challenge. This flexibility comes not from surplus inventory, but from a well-practiced production rhythm and open channels with trusted suppliers. In the last few years, these relationships prevented delays during international logistics disruptions, and we have shipped backup product by truck, air, and sea.

    Customers feel the impact of reliable supply. An interrupted project schedule can cost weeks or even months. By building in forecast reviews, adjusting minimum stock levels, and keeping customer service staff up to date, we buffer these disruptions. Any change in market price or raw material availability prompts a rapid review and transparent conversation with long-term clients.

    Expertise Shapes Every Step

    Making 2-Chloro-5-Amino-Acetophenone is neither an art nor a rote exercise. Over time we built tailored methods for managing temperature swings, reacting to unplanned power cuts, and verifying key parameters on the fly. Training spans from lab techs who check crystallinity to logistics teams who fit specialized packing per hazardous materials guidelines. Every team member understands that the client’s experiment or industrial run shouldn’t fail because upstream materials drifted out of tolerance.

    Chemists and engineers with years of plant experience handle inquiries and scale-ups. These are not isolated decisions made in a vacuum but grounded in feedback from the field. We watch for subtle hints—small shifts in crystallization speed, mild fouling on lines—to catch trouble before it escalates. Customers may see just the final product, but behind every kilogram stand hundreds of small decisions made for safety, consistency, and efficiency.

    Supporting the User’s Project From Start to Finish

    Beyond shipment, our role continues. New project inquiries prompt technical support on solubility or reactivity issues. Repeat users find familiar packing and dependable performance, batch after batch. Our records make it possible to track older runs in case of audits or patent disputes. We recognize that clean paperwork alone can't replace consistent work in the plant, but together they cement our relationship with the user.

    The 2-Chloro-5-Amino-Acetophenone produced at our facility reflects everything we have learned—what matters in the moment, and looking ahead. Each order comes with not just quality but the backing of a team dedicated to making chemistry practical, predictable, and steadily better. We welcome new projects looking for reliability, and we look forward to long collaborations built on mutual trust and clear outcomes.