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2-Amino-2',5-Dichlorobenzophenone

    • Product Name 2-Amino-2',5-Dichlorobenzophenone
    • Alias ADB
    • Einecs 608-404-6
    • 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

    143621

    Chemicalname 2-Amino-2',5-Dichlorobenzophenone
    Casnumber 38353-43-2
    Molecularformula C13H9Cl2NO
    Molecularweight 266.12
    Appearance Light yellow solid
    Meltingpoint 150-153°C
    Solubility Slightly soluble in water, soluble in organic solvents
    Purity Typically ≥97%
    Synonyms 2-Amino-2',5-dichloro diphenyl ketone
    Storageconditions Store in a cool, dry, well-ventilated place
    Iupacname 2-amino-2',5-dichlorobenzophenone
    Smiles C1=CC=C(C(=O)C2=CC(=C(C=C2)Cl)N)C=C1Cl

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

    Packing & Storage
    Packing A 25-gram amber glass bottle, sealed with a screw cap, labeled “2-Amino-2',5-Dichlorobenzophenone, analytical grade, CAS: 20265-97-6.”
    Shipping 2-Amino-2',5-Dichlorobenzophenone should be shipped in a tightly sealed container, protected from light and moisture. Handle as a chemical substance, ensuring compliance with all local, national, and international regulations. Include appropriate hazard labeling and shipping documentation. Use suitable outer packaging to prevent breakage, leakage, or contamination during transit.
    Storage Store 2-Amino-2',5-Dichlorobenzophenone in a tightly sealed container, in a cool, dry, and well-ventilated area away from direct sunlight and incompatible substances such as strong oxidizing agents. Keep the storage area clearly labeled and secure, minimizing exposure to moisture and ignition sources. Use proper personal protective equipment when handling the chemical to avoid skin and eye contact.
    Application of 2-Amino-2',5-Dichlorobenzophenone

    Applications of 2-Amino-2',5-Dichlorobenzophenone in Industrial Manufacturing

    2-Amino-2',5-Dichlorobenzophenone serves as a specialty intermediate for high-value industrial segments. As an original manufacturer, we enable integrated downstream processes that demand traceable quality, secure sourcing, and stable performance across diverse chemical transformations. The material's unique chemical structure supports targeted syntheses in pharmaceutical, specialty dye, agrochemical, and polymer additive industries, each with dedicated compliance and processing controls.

    1. Pharmaceutical Intermediate for Antibacterial Active Pharmaceutical Ingredients (APIs)

    The compound is widely used as a building block in the synthesis of antibacterial APIs, particularly in the quinolone and fluoroquinolone series. Its precise halogenation and amino functionalization facilitate selective coupling steps. The substance requires strict identity and impurity profile verification in regulated pharma production. Our controlled batch records support downstream traceability for DMF and ANDA submissions.

    Industry compliance standards

    • Current Good Manufacturing Practice (cGMP, 21 CFR Parts 210 & 211, US FDA)
    • ICH Q7 API GMP Guide
    • EU GMP Guideline Part II
    • British Pharmacopoeia (BP) and United States Pharmacopeia (USP, where applicable for intermediates)

    Typical usage ratio

    • 0.8–1.2 mol per 1 mol of core substrate in API synthesis, adjusted per targeted molecule
    • Batch stoichiometry may vary for process step optimization and impurity control

    Downstream process integration

    • First or second coupling step in heterocyclic API synthesis pathways
    • Reactant under controlled temperature and pH in solvent-based condensations
    • Precursor in amide bond formation or Friedel–Crafts acylation

    Final product types

    • Antibacterial drugs in the fluoroquinolone and quinolone class (e.g., Ciprofloxacin intermediates)
    • Other substituted benzophenone-based APIs

    2. Intermediate for High-Performance Polymer Additive Synthesis

    This molecule acts as a primary intermediate for manufacturing specialty UV absorbers and light stabilizers used in engineering plastics and coatings. Its dichloro and amino substitution enables tailored reactivity with phenolic or aromatic moieties, ensuring long-term migration resistance and stability in polymer matrices. Downstream additive producers require consistent purity and moisture levels for compounding.

    Industry compliance standards

    • REACH (EC) No 1907/2006 (for polymer additives in the EU)
    • OECD Polymer and Additive Guidelines
    • ISO 9001:2015 Quality Management System for additive manufacturing
    • ASTM D5208 (Practice for Fluorescent UV-Condensation Exposure of Plastics)

    Typical usage ratio

    • 5–20% of additive formulation by weight, dependent on final product's UV resistance requirement
    • Intermediate used at 1–1.5 equivalents per downstream phenolic substrate

    Downstream process integration

    • Introduced during synthesis of benzotriazole or benzophenone light stabilizers
    • Blended at high shear in solvent or melt state before final isolation
    • Quality monitored for residual solvents and purity before downstream compounding

    Final product types

    • UV absorbers for polycarbonate, PET, and PMMA resins
    • Light stabilizer masterbatches for automotive and architectural plastics
    • Specialty coatings for films and molded parts

    3. Precursor in Synthesis of Specialty Azo and Anthraquinone Dyes

    The compound finds application as a diazo component in the production of specialty dyes for textiles and technical fibers requiring superior lightfastness and solvent resistance. It brings unique reactivity for coupling with aromatic amines or phenolic components, enabling manufacturers to achieve specific chromatic and fastness properties demanded by advanced material users. Suitability for ecological labeling and export dictates ongoing regulatory compliance.

    Industry compliance standards

    • OEKO-TEX Standard 100 (for textile dyes)
    • EU REACH Annex XVII (limitations on aryl amines and halogenated intermediates)
    • ZDHC (Zero Discharge of Hazardous Chemicals) MRSL conformance
    • ISO 13321:2021 (Colorants for plastics—Determination of color strength)

    Typical usage ratio

    • 0.7–1.0 equivalents as diazo or coupling component per dye batch
    • Adjusted per shade depth and solvent compatibility in batch or continuous dye synthesis

    Downstream process integration

    • Diazotization under controlled acidic conditions, followed by coupling to yield target dye
    • Entry point at colorant synthesis rather than final formulation or application
    • Pilot scale or production batch process with in-process impurity tracking

    Final product types

    • Solvent and disperse dyes for polyester and polyamide fibers
    • Special effect dyes for automotive and industrial coatings
    • Functional dyes for inkjet printing and specialty marking

    4. Chemical Intermediate for Agrochemical Synthesis

    This raw material supports the manufacture of certain herbicide and fungicide active ingredients where the dichlorobenzophenone core imparts persistence and target organism specificity. Agrochemical synthesis routes use the amino and chloro substituents to design selectivity and environmental behavior. Each batch meets stringent agrochemical registration and quality tracking requirements for export and local markets.

    Industry compliance standards

    • China ICAMA pesticide registration
    • US EPA 40 CFR Part 158 (Data Requirements for Pesticides)
    • FAO/WHO Specifications for Pesticide Ingredients
    • ISO 17025 analytical laboratory quality assurance for batch testing

    Typical usage ratio

    • 1.0–1.3 equivalents per agrochemical active production, fine-tuned for pathway efficiency
    • Adjusted for downstream crop protection compound structure

    Downstream process integration

    • Primary reactant in stagewise synthesis with multistep chlorination or amination
    • Molecule introduced at mid- or late-stage prior to formulation of technical concentrate
    • Process temperatures and solvent selection determined by product stability

    Final product types

    • Herbicide technical concentrates
    • Fungicide intermediates for cereal and horticultural crops
    • Export-grade active ingredient bulk for finished pesticide products
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    Certification & Compliance
    More Introduction

    2-Amino-2',5-Dichlorobenzophenone: A Closer Look at Production and Application

    Perspectives from the Plant Floor

    Bringing a chemical like 2-Amino-2',5-Dichlorobenzophenone to reliable, consistent quality starts long before the drums leave our loading bay. In our facilities, we see this compound moving through dozens of pairs of experienced hands, each step focused on purity and safety. Production draws heavily on closed-system synthesis, careful monitoring, and strict contamination controls. Our teams work in conditions that reflect years of know-how—tracing raw material batches, calibrating reactors, and pulling real-time samples for GC analysis. The smallest part of a process can make or break the final outcome for 2-Amino-2',5-Dichlorobenzophenone, so we never treat it as just another molecule.

    Technicians at our site adjust every parameter, from solvent selection to filtration methods, because these steps affect not only the yield but the contamination profile and stability of the finished product. Subjecting each batch to rigorous quality checks, including HPLC and NMR, ensures that what goes into your process brings both the right structure and performance. Our customers tell us that reliable sourcing matters; when a downstream step suddenly produces off-spec results, nobody wants today’s lot “almost similar” to last month’s. Consistency makes all the difference, especially when manufacturing schedules rely on trustworthy inputs.

    Understanding What Sets 2-Amino-2',5-Dichlorobenzophenone Apart

    Our journey with this compound started with small, lab-scale projects. Lab chemists value 2-Amino-2',5-Dichlorobenzophenone as a robust intermediate, especially when tackling specific challenges linked to selectivity and reaction efficiency. For us, the reason is rooted in its unique dichloro-amino architecture. Chlorine atoms at the 2’ and 5 positions contribute to both reactivity and stability, supporting reliable downstream conversion in synthetic sequences. One can spot crucial differences in melting point, solubility profile, and reaction rates compared to other benzophenone derivatives. These features open the door for chemists working in fields from pharmaceuticals to specialty polymers.

    Other substituted benzophenones might appear similar at a quick glance. Once you compare hands-on synthesis, the impact of the amino group at the 2-position and dual chlorine substitution becomes clear. Chemists tell us that yields for key coupling or acylation steps can climb higher; unwanted side reactions drop dramatically. Our technical support team fields fewer troubleshooting calls from users who’ve switched to this particular variant, and production lines avoid frequent cleaning cycles tied to more problematic isomers.

    Applications Rooted in Daily Industry Routines

    Chemical manufacturing isn’t about the theory of what can be done; it’s about making things work at scale, day after day. On our end, we supply 2-Amino-2',5-Dichlorobenzophenone to several sectors—most notably active pharmaceutical ingredient manufacturing and advanced materials developers. Plants focusing on antihistamines, antifungals, or custom organic frameworks depend on this intermediate for key steps that require both reactivity and selectivity. The real value, according to our customers, lies in downstream conversion reliability. A high-purity, precisely specified intermediate means fewer interruptions, lower purification costs, and faster delivery to end-users.

    Demand for more refined specialty polymers and advanced organic intermediates keeps rising. Researchers and production teams reach for 2-Amino-2',5-Dichlorobenzophenone when they need predictable coupling, controlled modification, and greater safety margins. Quality differences become most obvious in process development, especially when regulatory filings require batch-to-batch reproducibility. Losing an entire run to an off-ratio impurity profile doesn’t just waste raw materials—it throws a wrench into project timelines and impacts everyone down the line. We hear time and again that it’s easier and cheaper to start with exact, specification-matched intermediates than to gamble with inconsistent supply.

    Production Specifications and Real-World Differences

    We manufacture at scales that allow for both flexibility and efficiency. Our typical commercial batch sizes range from tens to hundreds of kilograms, allowing for timely delivery to both R&D labs and full production lines. Each lot receives full certification—verified against strict in-house acceptance criteria for assay, moisture content, and trace impurity levels. We don’t rely only on standard published thresholds; our teams have tailored these benchmarks based on feedback from process engineers and formulation chemists. If an impurity in the low ppm range impacts the next step, our QC staff tracks it and tunes purification accordingly.

    Real specifications matter because every downstream process presents different tolerances. Some customers require a melting point window trimmed as tightly as 1°C; others ask for a specific particle size distribution to support rapid suspension or controlled addition. The demand never comes from paperwork or theory—it comes from customers who’ve spent too much time dumping subpar intermediates down the drain. Our goal lies in preventing those disruptions by over-delivering on what’s actually needed, even as raw material costs fluctuate and market availability tightens. Standard off-the-shelf grades rarely meet these requirements, so we build each campaign around actual process realities, not generic formulas.

    Hands-On Comparisons with Other Compounds

    Bench chemists occasionally ask why not choose a more readily available benzophenone derivative? In our experience, this line of questioning arises before anyone’s run dozens of pilot-scale reactions side by side. 2-Amino-2',5-Dichlorobenzophenone brings a different balance of reactivity, solubility, and downstream compatibility. Common mono-chlorinated or differently amine-substituted compounds sometimes cause precipitation during critical coupling stages. Others present analyst teams with bloody fits at the chromatography bench, where co-eluting contaminants complicate every batch release. We’ve learned to anticipate these issues, offering extra analytical support to those testing blends or scaling up from gram to kilo amounts.

    Customers who have switched to our process-tuned product see measurable differences. Reaction times shrink; operational bottlenecks drop. More importantly, operators spend less time chasing unanticipated anomalies in yields, purity, or side product formation. On rare occasions where a process calls for a tailored new analog, our R&D department collaborates directly with research partners, piloting changes and providing fresh samples with complete characterization before moving to full-scale output. This constant back-and-forth between our lab and manufacturing teams produces a feedback loop that most trading houses and resellers simply can’t offer.

    Reliability Driven by Experience

    Producing a specialty compound means investing in people and processes. Our team’s collective knowledge shapes each production run, because even the slightest change—a reactor loading sequence, a purification tweak, a new analytical protocol—could affect outcomes. Operators don’t learn this overnight. Our training combines theory with years of hands-on mistakes and victories. Early mistakes forced us to tighten nitrogen purge steps; overlooked filter weights mandated better pre-batch inspection routines. These adjustments came from actual breakdowns, not from whiteboard brainstorms.

    Reliability can’t be separated from accountability. Customers working with tight regulatory filing deadlines expect transparency, not bland promises. Showing analytical records, providing historical trend data, and sharing the improvements resulting from real corrective actions convince partners that their trust is safe. Anyone with experience in fine and specialty chemicals knows that paperwork makes up only a tiny piece of the real story.

    Sourcing, Supply Chain, and Supplier Commitment

    From a manufacturer’s perspective, the challenge goes far beyond mixing and reacting chemicals. Responsible sourcing of core raw materials requires relationships with global suppliers that understand our purity and traceability demands. We pay attention to adjusting procurement practices as markets shift. Sourcing interruptions, even when brief, ripple outward—forcing changes to campaign schedules, jeopardizing long-term contracts, and generating expensive machine downtime. To counter these disruptions, our team builds inventory cushions and maintains secondary procurement pathways, no matter the added overhead or tracking complexity.

    Alongside raw material management, packaging integrity receives equal scrutiny. On-site teams oversee every step, from lining drums to sealing with tamper-evident closures. Technicians log shipment times and keep temperature records. Not every downstream customer requires this level of documentation, but those facing high-stakes audits or managing regulated product lines expect nothing less. Consistency in packaging, labeling, and delivery schedules provides a buffer against regulatory or customer pushbacks on product performance and project timing. Our teams remain reachable, backing up every lot with granular documentation on request.

    Addressing Challenges: Purity, Environmental Responsibility, and Scale

    Over years of scaling up, we’ve met some challenges head-on. Tightening purity standards forced upgrades to refining columns and better environmental controls in waste handling streams. Generating less byproduct and capturing solvents keeps compliance costs in check and reduces our environmental impact. Real progress takes place stepwise—often tied to customer audits or new regulatory guidelines. Trace solvents and residual byproducts, once considered minimal, can now affect drug approval pathways or specialty material certifications. Working with end users, we developed new workup methods and purification modules, halving levels of certain impurities.

    As regulators and customers raise questions about environmental impact, we pay close attention to waste minimization, closed-loop water and solvent systems, and safe byproduct disposal. Teams log every waste drum and track process efficiency. Changes always filter back into our SOPs, locking in improvements for the next campaign.

    Customer Collaboration: From Inquiry to Campaign Production

    Every run of 2-Amino-2',5-Dichlorobenzophenone emerges from a direct line of communication between our technical teams and our customers’ specialists. Discussions begin with end-use questions and process feedback, not just a line-item purchase order. Process engineers share information on downstream steps—solubility needs, permissible trace impurity tolerances, or filtration requirements. The resulting specifications reach our formulation and QC leads, who adapt batch instructions and analytical protocols accordingly.

    This cycle of listening, adjustment, and transparency shapes every part of our offering. As process chemists scale up from test runs to full production, they count on receiving exactly what they need—delivered on schedule and in a form that meets every inspection checkpoint. Rather than pushing the same grade to every market, we work through these details, batch by batch, tightly documenting the evolution of each product lot.

    Case Studies: Impact on Downstream Productivity

    Real-world stories often highlight what pure data and specifications can’t. In a recent scale-up project with a pharmaceutical partner, subtle changes in melting point and residual moisture in their previous batch of dichloro-amino benzophenone led to a full shutdown. We introduced our refined process, delivering samples that met stricter requirements. The client reported a shift from four unscheduled cleaning cycles a month to a single minor maintenance event. Yields rose by more than seven percent. Other users in the polymer sector, facing similar problems with precipitate formation, shared comparable improvements following a switch.

    When each specification tweak finds its way back into process optimization, the lessons flow both ways. We adjust specifications not in isolation, but once the downstream impact becomes clear—this attention to customer needs shortens project timelines and improves audit outcomes.

    The Human Side of Manufacturing

    Behind every drum of 2-Amino-2',5-Dichlorobenzophenone stands a team of colleagues: plant operators, R&D chemists, analytical specialists, and logistics experts. Together, we share pride every time a specification is met or a customer passes a regulatory inspection with zero observations. Safety protocols, equipment maintenance routines, and real-time cross-checks guide our daily decisions. Mistakes might put entire campaigns, customer relationships, or our long-standing reputation at risk—so we approach every order with shared responsibility and personal investment.

    The story of high-quality chemical manufacturing doesn’t start or end with a single product. Instead, it runs through the people making careful choices, course-correcting, and collaborating with those who trust in the outcomes we deliver.

    Looking Forward: Trends and Solutions for Tomorrow’s Requirements

    Rising demand for higher purity, greater documentation, and environmental responsibility keeps driving us to refine what we do. As technology advances and customer applications evolve, we dedicate time and capital to new equipment, digital quality management systems, and real-time process analytics. Challenges—such as the ever-tightening regulatory standards or unpredictable sourcing landscapes—don’t get solved by shortcuts. Our best results come from continuous engagement with our partners, willingness to learn from failures, and a commitment to sharing our own experience.

    No off-the-shelf digital platform or standard approach can replace the lessons learned at a chemical manufacturing plant’s production floor. The trust gained through decades of process improvements, and the dedication of everyone who works the reactors, QC labs, and shipping station, show why compounds like 2-Amino-2',5-Dichlorobenzophenone are best sourced directly from experienced manufacturers committed to practice, people, and performance.