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2',3',4'-Trichloroacetophenone

    • Product Name 2',3',4'-Trichloroacetophenone
    • Alias CS gas
    • Einecs 221-009-7
    • 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

    331195

    Chemical Name 2',3',4'-Trichloroacetophenone
    Synonyms 2',3',4'-Trichlorophenyl methyl ketone
    Cas Number 51815-41-9
    Molecular Formula C8H5Cl3O
    Molecular Weight 223.48 g/mol
    Appearance White to light yellow crystalline solid
    Melting Point 72-75°C
    Solubility Slightly soluble in water; soluble in organic solvents
    Density 1.5 g/cm³ (approximate)
    Smiles CC(=O)C1=CC(Cl)=C(Cl)C(Cl)=C1
    Inchi InChI=1S/C8H5Cl3O/c1-5(12)6-2-3-7(9)8(10)4-6/2/h2-4H,1H3

    As an accredited 2',3',4'-Trichloroacetophenone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 100-gram bottle of 2',3',4'-Trichloroacetophenone comes in a tightly sealed amber glass container with hazard labeling.
    Shipping 2',3',4'-Trichloroacetophenone is shipped in tightly sealed containers, protected from light and moisture. It is transported under standard chemical shipping regulations, typically as a hazardous material. Proper labeling and documentation are required, and handling must comply with safety guidelines to prevent leaks, exposure, or environmental contamination during transit.
    Storage 2',3',4'-Trichloroacetophenone should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizers. Protect from direct sunlight and moisture. Store at room temperature and label clearly. Ensure proper ventilation in the storage area to prevent the buildup of vapors and potential health hazards.
    Application of 2',3',4'-Trichloroacetophenone

    Applications of 2',3',4'-Trichloroacetophenone in Industrial Manufacturing

    As a direct manufacturer of 2',3',4'-Trichloroacetophenone, we supply this specialty intermediate to key sectors within the industrial chemicals market. Our expertise in synthesis, quality control, and regulatory compliance supports global clients in high-value segments demanding precise formulation and consistent downstream integration. Below, we explain its real-world application in several specialized industries where this compound plays a critical role in the final production process.

    1. Agrochemical Synthesis: Intermediate for Herbicide Active Ingredients

    2',3',4'-Trichloroacetophenone serves as a central building block in the synthesis of complex chlorinated herbicides, particularly in the preparation of acylated intermediates. Manufacturers incorporate this material in multi-step processes requiring high reactivity and selectivity. Its usage strictly follows compliance regimes to ensure both environmental safety and efficacy of the active herbicidal compounds.

    Industry compliance standards

    • FAO/WHO Good Manufacturing Practices for Pesticide Active Ingredients
    • ISO 9001:2015 certified production systems
    • REACH (EC 1907/2006) registration for marketed formulations in Europe
    • Compliance with Chinese GB 20810-2006 Agrochemical Quality Inspection

    Typical usage ratio

    • 3.5–7.5% by weight in solid-phase condensation steps (adjusted based on target herbicide structure and desired purity of the downstream product)

    Downstream process integration

    • Charged as a key starting material in acylation steps during batch or continuous-flow syntheses; reacts with amines or phenols to form core pharmacophores, followed by post-reaction purification and isolation.

    Final product types

    • Chlorinated acetanilide herbicides (e.g., pre-emergence weed control compounds)
    • Custom agricultural active intermediates for branded crop protection solutions

    2. Pharmaceutical Intermediate: API Precursor for Analgesic Compounds

    In pharmaceutical manufacturing, this material functions as a core intermediate for constructing aryl ketone skeletons required for non-steroidal analgesics and certain anti-inflammatory agents. Pharmaceutical producers rely on our consistent quality and production documentation to maintain audit traceability and regulatory submissions for key drug molecules.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • USP-NF and EP monograph-related impurity controls (where applicable)
    • FDA cGMP 21 CFR Part 210/211 (for U.S. API sites)
    • GMP Certificate of Suitability for applicable markets

    Typical usage ratio

    • 1.2–3.0% w/w in stepwise synthesis of API intermediates (ratio varies with final target API and purification yield requirements)

    Downstream process integration

    • Introduced early in multistep synthesis, typically during Friedel-Crafts acylation reactions to form aryl ketones that undergo further modification, followed by solvent extraction and crystallization for API intermediate isolation.

    Final product types

    • Non-opioid analgesic APIs (e.g., aryl alkanoic acid derivatives)
    • Advanced intermediates for anti-inflammatory APIs under patent protection

    3. Fine Chemical Manufacturing: Precursor in Dye and Pigment Production

    Fine chemical companies utilize this specialty compound for the production of high-stability chlorinated aryl dyes and pigments, leveraging its reactive ketone structure to achieve specific color and fastness standards required in technical textile, printing ink, and plastic masterbatch products.

    Industry compliance standards

    • ISO 14001 Environmental Management for dye/pigment plants
    • OEKO-TEX® Standard 100 testing for textile-applicable pigments
    • EN 71-3 (Toy Safety Directive) for pigments used in consumer goods
    • Registration and notification under REACH Annex IV for certain end uses

    Typical usage ratio

    • 3–8% by mass depending on chromophore structure, final hue, and lightfastness performance desired in the pigment molecule

    Downstream process integration

    • Adopted as a ketone functional precursor during initial diazotization and coupling reactions; downstream processing includes controlled substitution and subsequent drying to yield industrial-grade pigments

    Final product types

    • Chlorinated azo pigments for technical textiles and inks
    • Specialty colorants for high-performance plastics and elastomers

    4. Specialty Resin & Polymer Additive Manufacturing

    This raw material delivers ketone functionality and steric effects essential for synthesizing performance-enhancing polymer modifiers and specialty resins. Manufacturers in this segment integrate it at specific points to improve resin weatherability, flame resistance, or surface adhesion based on precise end-use demands.

    Industry compliance standards

    • UL 94 flammability standards for polymeric materials
    • RoHS Directive 2011/65/EU for restricted substances in electrical and electronic equipment
    • ISO 9001:2015 quality system for plastics and resin manufacturing
    • ASTM D2565 testing for UV stability in polymer additives

    Typical usage ratio

    • 0.8–2.5% by weight based on polymer matrix and modifier performance benchmarks (adjusted depending on resin compatibility and target mechanical enhancements)

    Downstream process integration

    • Introduced during monomer charging or post-polymerization melt blending, functioning as a chain modifier to adjust polymer backbone properties or impart functional crosslinkable groups prior to extrusion or molding

    Final product types

    • Specialty resins for automotive coatings
    • High-durability polymer additives for electronics encapsulation
    • UV- and flame-retardant plastics for construction materials

    5. Organic Synthesis Building Block: Research and Pilot-Scale Custom Synthesis

    Custom synthesis laboratories and pilot plants integrate this intermediate in advanced organic syntheses, serving as a key scaffold in the preparation of novel small molecule libraries, targeted ligands, and custom aromatic frameworks for technology material research. Our production ensures analytical purity and traceability required for scientific development and scale-up validation.

    Industry compliance standards

    • ISO/IEC 17025:2017 Laboratory Quality Systems
    • GLP (Good Laboratory Practice) Guidelines for research use
    • Chemical Safety Assessment per GHS classification
    • Material transfer and chain-of-custody documentation as per institutional or government research grants

    Typical usage ratio

    • Routinely varied from 0.5–5 mmol scale (bench to kilo-lab batches), dependent on quantity required for downstream reaction screening or structure-activity relationship studies

    Downstream process integration

    • Added in controlled conditions during multi-step synthesis as a source of trichloroacetophenone core, typically followed by functionalization, substitution, or cyclization reactions for small-batch discovery or pilot verification

    Final product types

    • New chemical entity scaffolds for pharmaceutical discovery
    • Specialty ligands for catalysis and material science
    • Tracers and analytical standards for research use
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    More Introduction

    2',3',4'-Trichloroacetophenone: A Closer Look from a Chemical Manufacturer’s Perspective

    Introduction to 2',3',4'-Trichloroacetophenone

    Every compound in our production lineup carries its unique story and role, shaped through years of hands-on experience in chemical synthesis, purification, and industrial application. 2',3',4'-Trichloroacetophenone stands out as a chlorinated aromatic ketone, valued by many sectors for its robust reactivity and consistent behavior under diverse conditions. Drawing from daily operation, ongoing feedback from partner users, and the countless iterations in our pilot and full-scale reactors, we view this molecule as more than a chemical on spec sheets—it’s a practical tool for chemists pushing forward with research and manufacturing projects.

    The Core Chemistry

    2',3',4'-Trichloroacetophenone is recognized by its three chlorine atoms bonded to the benzene ring at the ortho, meta, and para positions relative to the acetyl group. This structural arrangement not only increases its electron-withdrawing effect, strengthening its role as an intermediate, but it also influences its melting point, solubility, and behavior during typical scale-up reactions. Speaking from our own bench and production line experience, the way these substitutions impact process parameters often surprises new users expecting a more predictable, “typical” acetophenone derivative.

    Specifications We Stand By

    In practical terms, we offer 2',3',4'-Trichloroacetophenone with purity levels tailored for technical and research requirements. Most production runs target a purity above 98% by HPLC, as experience shows customers working in dye synthesis and pharmaceutical intermediates need consistency to narrow margins for error downstream. Our crystallization and drying steps have evolved so that even on repeated large-batch runs, we see uniform grain size and a bright, off-white crystal. Trace impurities—such as partly chlorinated byproducts—stay well within strict self-imposed thresholds. We continuously review analytical reports not just to meet minimum specifications, but to keep batches predictable, recognizing that a single outlier in trace contaminants can derail hundreds of kilos of later product in one go.

    Real-World Experience: Handling and Storage

    Years of filling, sealing, and dispatching this compound taught us practical storage considerations go beyond theoretical stability. We find that despite its high melting point and decent shelf stability, tight drum-sealing, moisture protection, and frequent inventory rotation reduce the risk of caking or odor development. Users have commented on the convenience of packaging that minimizes dust generation and exposure, and we respond immediately to feedback from partners who require batch-to-batch transparency for regulatory or audit purposes.

    Applications Driven by Experience

    Our plant started producing 2',3',4'-Trichloroacetophenone decades ago in response to emerging demand from industrial dye and pigment manufacturers. Chemical teams use it in the preparation of specific anthraquinones, triphenylmethane dyes, and in the earlier steps of agrochemical building blocks. It fits well in multi-step syntheses requiring a sensitive but resilient aromatic ketone, as its pattern of chlorination resists overreaction and side product formation even when upscaled from lab to vessel. Over time, partners in specialties—aviation lubricants, certain veterinary agents, and custom fragrance molecules—discovered its reliability as a starting material or key intermediate, attributing time savings and cost reduction to less rework and higher yields.

    Why We See 2',3',4'-Trichloroacetophenone as Different from Other Chlorinated Acetophenones

    In our direct production history, substitutions around the aromatic ring define the character and use potential for any acetophenone derivative. Comparing 2',3',4'-Trichloroacetophenone to, say, its 2',4',5'- or 3',4',5'- substituted cousins, the difference isn’t just in the analytical fingerprint. Our technicians regularly report that this specific trichloro pattern delivers a higher degree of selectivity in electrophilic substitution reactions. Customers tell us that yields and purities run higher and the byproduct profile narrows, especially in custom dye synthesis.

    Managing downstream purification costs drives process chemists in most sectors. For those relying on 2',3',4'-Trichloroacetophenone, fewer side-products show up right from the crude stage, so less solvent, less energy, and shorter purification chains become a lived reality. We see in analytical data and end-user feedback that some alternative chlorinated acetophenones can generate more persistent and challenging byproducts if ring substitution isn’t exactly placed as found here. Our staff know that metering, heating, and agitation protocols developed for this product don’t always translate to other chlorinated analogs—minor changes in structure quickly rewrite the process rulebook.

    Production Insights: Quality from Reactor to Dispatch

    Our plant design reflects long experience in scale-up chemistry. Reaction vessels, temperature control, and addition protocols are all tailored to avoid partial chlorination, uncontrolled exotherms, and degradation. Years ago we adopted vacuum distillation for solvent recovery and impurity control, which reduced trace polychlorinated aromatics well below those seen in bulk commodity material. For us, repeatability across batches matters just as much as peak purity. Customers are quick to spot inconsistency, and we run extra analytical cycles on both inbound precursors and finished product for long-term reliability.

    Handling environmental stewardship responsibly matters to our team. Process waste streams from 2',3',4'-Trichloroacetophenone production are treated with multi-step scrubbers and chemical destruct units that neutralize both chlorinated and non-chlorinated residues. Routine maintenance and audits reduce the risk of cross-contamination, so end users get clean product with minimal environmental impact. We hold ourselves to evolving regulatory standards because the long-term health of our people, land, and customers depends on these controls being more than just box-ticking exercises.

    Challenges and Evolving Demands

    Global demand for specialty intermediates ebbs and flows. Several years running, supply interruptions in upstream chlorinated aromatics rippled into our own feedstock sourcing, requiring direct negotiation with chlor-alkali plants and logistics partners. While large buyers and laboratories feel these pressures in the contract cycle, as manufacturers we manage both raw material volatility and the need for continuous plant upgrades. Every time market needs shift toward higher-purity streams—like those required for advanced organic electronics or API precursors—we adjust process flows and instrumentation, investing upfront so downstream users experience as few surprises as possible.

    In production, process safety incidents and environmental controls remain ongoing priorities. Chlorinated ketones react exothermically with certain base catalysts and pose a challenge in waste stream separation. Our experience taught us to respect the stability limits of both intermediates and final product, engineering redundancies into venting and quench systems. Operator training, real-time monitoring, and open dialogue with authorities all keep risk within manageable bounds. Learning from every batch, we maintain detailed operational records that inform continuous improvement—every successful delivery owes something to lessons from failed runs and near-misses.

    Customer Collaboration and Long-Term Partnerships

    Our engagement with partners runs deeper than providing COAs or dispatching drums. Many of our customers share process data, troubleshooting experiences, and performance results from their own syntheses. We listen and adjust: changes in desired particle size, moisture limits, or even preferences for packaging sizes translate quickly into action on our side. These two-way conversations mean the product evolves alongside end-use needs, not just internal R&D targets. For instance, dye makers who struggled with filtration bottlenecks shared their operational pain, leading us to tweak drying profiles and crystalline form with measurable improvements downstream.

    We believe that transparent communications back up our claims about reliability and quality, and the value of these open, fact-based relationships grows every year. By sharing not only success stories, but also processing headaches, partners encourage us to maintain robust support structures. This approach ultimately reduces the risk for every link in the supply chain, from manufacturing floor to final product application.

    Supporting Scientific Rigor and Responsible Use

    Our team of technical support experts spend as much time on literature review and in-house studies as they do troubleshooting inbound queries. We stay close to research on advanced applications and reaction pathways drawn from universities, public databases, and private innovation pipelines. By confirming data against both published and proprietary sources, we help users solve synthetic bottlenecks and optimize conversion rates. In many projects, the choice to use 2',3',4'-Trichloroacetophenone rather than an alternative turns on reproducibility: lab-scale breakthroughs must hold up on the ton scale under real-world conditions, and we recognize our product’s role—either as a starting material or a benchmark for comparison.

    Applications in regulated industries—like pharmaceuticals and advanced materials—demand traceability and full analytical documentation. To support this, we keep rigorous records of every batch from precursor receipt through final shipping, retaining test and chain-of-custody logs as long as customers need them. We continue investing in GC-MS, HPLC, and impurity fingerprinting, which not only keeps us aligned with global compliance but gives users added confidence in risk evaluation and product stewardship.

    Opportunities from Continuous Process Improvement

    Chemical manufacturing today rewards flexibility and the pursuit of operational excellence. For 2',3',4'-Trichloroacetophenone, ongoing investment in process intensification and green chemistry translates to longer equipment life, lower emissions, and greater yield per unit energy. Efforts to minimize chlorinated residue and optimize solvent loops have proven their worth not only in production cost savings, but also in the confidence we build with environmentally conscious partners.

    Our lab and engineering teams run pilot trials for new synthetic approaches, sometimes changing a small detail in reaction temperature or mixing speed after technical conversations with academic researchers or commercial users. These iterative steps shift performance curves for the better, often producing measurable reduction in process time or energy used. The feedback loop—initial concept, small-scale trial, scale-up validation, user confirmation—anchors product reliability in a shared effort between our manufacturing team and those who run chemistry on the industrial and bench scale.

    The Next Frontier—Where 2',3',4'-Trichloroacetophenone Can Go

    We see emerging opportunity in custom synthesis, combinatorial chemistry, and the growing push toward sustainable alternatives to persistent aromatic halides. The specific regioselectivity of 2',3',4'-Trichloroacetophenone positions it as a core scaffold in exploring new colorants, polymers, and specialty additives. Our technical partnerships with research groups often lead to surprising discoveries—a new material property or reaction pathway not described even a decade ago.

    Navigating regulatory landscapes means staying ahead of changing legal controls and disclosure requirements for chlorinated aromatics. We provide partners not only with documentation and analytic evidence but also with ongoing updates about product stewardship issues and alternatives. Flexibility in response to these trends keeps us relevant even as product demands and end-use applications evolve.

    Conclusion: Why We Put Trust in 2',3',4'-Trichloroacetophenone

    As a chemical manufacturer with a long track record, we see 2',3',4'-Trichloroacetophenone as more than a line item or spec: it represents the intersection of scientific rigor and practical manufacturing reality. Its unique substitution pattern and reliable reactivity continue to solve problems for industries ranging from dyes and fragrance to pharmaceuticals and advanced materials. With each batch, process audit, and technical support call, we build on a foundation of proven performance and transparent collaboration. Every producer knows that product quality rests as much in ongoing improvement and deep partnership as in any purity figure, and our commitment to these principles will keep 2',3',4'-Trichloroacetophenone a valued tool across scientific and industrial frontiers.