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HS Code |
365831 |
| Iupac Name | 2-Chloro-1-(3,4-difluorophenyl)ethanone |
| Molecular Formula | C8H5ClF2O |
| Molecular Weight | 190.58 g/mol |
| Cas Number | 138328-09-3 |
| Appearance | White to off-white solid |
| Melting Point | 48-51°C |
| Solubility | Soluble in common organic solvents |
| Smiles | C1=CC(=C(C=C1C(=O)CCl)F)F |
| Inchi | InChI=1S/C8H5ClF2O/c9-4-8(12)5-1-2-7(11)6(10)3-5/h1-3H,4H2 |
| Purity | Typically ≥98% |
| Storage Conditions | Store at 2-8°C, tightly closed, away from moisture |
As an accredited 2-Chloro-1-(3,4-Difluoro-Phenyl)-Ethanone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Amber glass bottle containing 25 grams; tightly sealed, labeled with chemical name, hazard warnings, and manufacturer details; tamper-proof cap. |
| Shipping | 2-Chloro-1-(3,4-Difluoro-Phenyl)-Ethanone is shipped in tightly sealed, chemical-resistant containers to prevent leaks. It is transported as a hazardous material under applicable regulations, with appropriate labeling and documentation. Packages are handled by trained personnel, stored away from heat and incompatible substances, and shipped using secure, approved carriers to ensure safe delivery. |
| Storage | 2-Chloro-1-(3,4-difluoro-phenyl)-ethanone should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from sources of ignition, moisture, and incompatible substances like strong oxidizers. Keep the storage area secure and clearly labeled, protecting the chemical from direct sunlight and extreme temperatures. Ensure safety equipment and proper containment measures are readily accessible. |
Applications of 2-Chloro-1-(3,4-Difluoro-Phenyl)-Ethanone in Industrial Manufacturing2-Chloro-1-(3,4-difluorophenyl)-ethanone functions as a specialized chemical intermediate across multiple industrial sectors, with precise integration in active ingredient synthesis, advanced material development, and sector-specific compound modification. As an origin manufacturer, we strictly supply this intermediate for use in downstream environments where stringent regulatory compliance, process control, and defined formulation roles are mandatory throughout production pipelines. 1. Agrochemical Intermediate for Synthesis of Fungicide ActivesMajor agrochemical manufacturers rely on this intermediate during the construction of active ingredients for systemic fungicides, particularly those targeting cereal and fruit crops. The ingredient plays a key acylation role during the formation of advanced heterocyclic compounds, where batch-wise quality control ensures secondary impurity exclusion for regulatory dossiers. Industry compliance standards
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2. Pharmaceutical Manufacturing—API Structural PrecursorThis compound enters pharmaceutical synthesis lines as a key intermediate for certain next-generation anti-inflammatory pharmaceutical actives. Manufacturers use it for selective acylation of aromatic amines or heterocycles, producing advanced intermediates evaluated under clinical-stage GMP environments. Purity and reactivity profiles undergo full validation with each consignment to support regulated step transfer. Industry compliance standards
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3. Fine Chemicals for High-Performance Dye SynthesisDye manufacturers use this intermediate during the synthesis of advanced organic pigments and specialty dyes, relying on its difluorinated aromatic ring for electron-withdrawing modulation in chromophore engineering. The precise introduction of this building block controls hue, fastness, and emission properties in technical textiles and specialty printing applications. Industry compliance standards
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4. Advanced Material Synthesis—Polymer Modifier and Fluorinated Resin ChemistryIn engineered polymer production, this intermediate modifies polymer backbones, especially for fluorinated resins and specialty coatings where increased chemical resistance and altered wettability are paramount. It introduces difluoro-phenyl-ethanone functionality by acting as a co-monomer or chain extensor, shaping critical end-use properties in electronics and protective films. Industry compliance standards
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Production facilities don’t run on guesswork. Each compound we make has a backstory of persistent research, careful piloting, and lessons drawn from working with real customers in the pharmaceutical and agrochemical worlds. The molecule 2-Chloro-1-(3,4-Difluoro-Phenyl)-Ethanone sits squarely in this tradition. It comes with the structure C8H5ClF2O, and during scale-up, we’ve witnessed how its particular arrangement—benzene ring with chloro and difluoro substitutions—enables downstream modifications with high selectivity.
Working directly in a manufacturing environment, we see all the details left out of marketing brochures. For this product, we usually supply it as a pale solid or fine crystalline powder, and we deliberately target high purity—most crystal batches exceed 98%. In scaling, achieving that purity isn’t trivial; the difluoro groups tend to cause isomeric contamination if synthesis temperatures spike above thresholds proven in batch runs. Our experience confirms that handling at controlled temperatures, thorough washing, and a focus on crystalline integrity make the difference between a clean, processable material and a product that complicates every downstream reaction.
We never take consistency for granted. Labs often request small samples with an eye toward medicinal chemistry, where every deviation in trace impurity can wreck an assay. For production-scale users, the priorities shift: they need reliable supply, clean conversion rates, and straightforward waste management. In our own processes, we built in monitoring during chlorination and the fluorination steps because tiny changes in reagent feed turn up as process deviations. Getting this right isn’t mainly about automation—it comes from knowing where fouling or side-reactions occur, and setting up cleaning and feedback routines that actually match what happens at scale.
Our analytical team doesn’t just test by routine. Over the past few years, requests for tighter impurity profiles have grown, especially from API and advanced intermediate makers. Manufacturers on the client side increasingly request chromatograms showing trace-level side-products, and our development team has leaned into detailed impurity tracking so batches can match even the strictest internal acceptance standards. Being the source means we see every blip on the spectrum, not just what a reseller decides to test.
Traditional suppliers may focus on packing drums and ticking boxes, but our approach starts at the reactor. In the supervision room, we’ve watched firsthand how using higher-grade solvents or re-crystallizing from ultra-pure mixtures can cut down on colored impurities and benchtop instability. These aren’t theoretical improvements—they turn up in client phone calls about improved reaction yield, or complaints if corners are cut. Many users in fine chemicals and custom synthesis value the work that goes into providing a stable, predictable starting material.
Comparing this product to similar ethanones or chlorinated fluoro-compounds, we hear about struggles with volatility loss, clumping, or unwelcome side-reactions stemming from poorly defined impurity profiles. Our ongoing dialogue with formulation chemists has shown that even single-digit percentage improvements in purity or crystal texture can make a substantial cost difference in their own processes. A by-the-numbers trader might overlook those real-world impacts, but watching thousands of kilograms move through multiple campaigns gives a different perspective—the practical difference between a dependable intermediate and one that costs more in rework than it saves up front.
Industrial customers mostly use 2-Chloro-1-(3,4-Difluoro-Phenyl)-Ethanone as a key intermediate. We’ve partnered with pharmaceutical manufacturers whose synthesis of complex small molecules hinges on selective acylation reactions. In one campaign, client feedback led us to tighten moisture control because even slight hydrolysis risked hydroxy contamination, wasting entire reactor loads downstream. That experience prompted us to upgrade our drying stages, rolling those upgrades out to all future lots. Small tweaks like vacuum oven optimization or argon purging don’t just show up as checkmarks—they represent a chain of improvements sparked by real-world feedback.
In the agrochemical realm, efficient downstream modification remains crucial. Our customers in this sector have found that our clean batches support predictable halogenation steps, enabling more effective development of novel pesticides or growth regulators. Over time, we’ve seen that differences in crystalline habit or dust content can affect feeder rates and dust exposure, especially in continuous manufacturing lines. It’s a long way from brochures to real pipes and reactors, and we build these observations into batch records and adjustment protocols.
Technical product sheets only tell half the story. As the actual producer, we stand at the intersection of lab research and heavy industry. In our daily work, one pattern stands out: minor differences in process discipline quickly show up in downstream chemistry. Many ethanone derivatives on the market claim similar properties, yet buyers often report headaches with unpredictable degradation or reactive impurities. Over the years, we’ve discovered that consistent batch-to-batch performance emerges from hands-on attention to how each phenyl group substitution affects stability, melting range, and storage requirements.
Feedback from high-throughput screening labs helped us pinpoint which impurity signatures matter most; recurring trace halides topped the list and now drive adjustments in our purification steps. We’ve also learned that careless packaging—using thin liners or insufficient sealing—invites moisture migration and ends up causing customers real pain with shelf life and product performance. We address this with a focus on thick-walled, lined drums and hermetically bonded bags that match the actual risks observed in the warehouse, not just regulatory checklists.
While there are plenty of suppliers out there, not all bring a manufacturing mindset to bear on the real challenges of specialty chemicals. For 2-Chloro-1-(3,4-Difluoro-Phenyl)-Ethanone, we see the distinction clearly when users report how easily it integrates into their protocols—whereas off-spec variants from less careful sources can spark long review cycles, out-of-spec product returns, or last-minute process tweaks. Genuine transparency about batch history and open lines of technical communication seem obvious, but they rarely go far enough unless the manufacturer and end user keep a regular dialogue.
Operating as a true manufacturer places us at the point where sourcing choices and environmental impact meet day-to-day decisions. We face direct scrutiny from both regulators and downstream partners about solvent use, effluent handling, and trace element removal. Our waste minimization strategies arose not just from compliance needs, but from direct consultation with environmental teams who want to know where each kilo starts and ends. This means tighter internal audits on reagent grades, more on-site capture of volatile components, and greater focus on reclamation of halogenated solvents for closed-loop reuse.
Our experience with this compound’s production reinforces that those efforts matter. With each campaign, we log not only material yields but solvent consumption profiles, solid waste output, and air emissions. Mistakes here bring regulator visits, so we build every batch run on reviewed and approved operating procedures—not only for paper compliance, but for real accountability. Increasingly, our partners want the full provenance of each shipment, from raw material to finished product to waste management. By providing that, we earn trust not only on delivery but on every future project.
Being a chemical manufacturer in the current environment carries the obligation to provide direct, traceable records for each batch of 2-Chloro-1-(3,4-Difluoro-Phenyl)-Ethanone. Over the last decade, audits have grown more rigorous. End users want audit trails on all input chemicals, not simply the assurance of “best practices.” Our batches ship only after in-house review of both analytical results and process logs. In working directly with clients, we’ve found that sending full batch certificates—sometimes along with actual chromatography data—makes the difference for QA teams in pharmaceutical and specialty applications.
Sourcing has become more collaborative over time. Partners in Europe and North America have ever-tightening standards, and we stay ahead by updating our protocols with the latest analytical methods and impurity guidelines. Certification here relies on direct engagement: Our doors stay open to qualified auditor visits, live video walkthroughs, or technical consultations—support that comes directly from our plant floors, not a sales intermediary.
In this business, you never stop learning from users’ problems. We actively encourage practical feedback, and it has reshaped our production of 2-Chloro-1-(3,4-Difluoro-Phenyl)-Ethanone over time. A formulation chemist’s complaint about caking during humid shipping weeks drove us to rethink our post-drying cooling process. Another customer, running continuous synthesis, reported that trace heavy metal residues in a single lot stalled an entire production line. After joint troubleshooting, we upgraded both our reactor lining and filtration protocols, eliminating the risk for subsequent batches.
These stories run through the veins of our manufacturing team, and we make internal training decisions based on actual client outcomes. Rarely does a week pass without someone bringing back field notes from an end-user who points out improvements that only show up in large-scale operation. That might mean new powder handling equipment, re-tuning analytical calibration for a particular downstream reaction, or batch customization for projects that need unique impurity thresholds.
Reliable supply chains grow from real logistics experience, not wishful thinking. For this specific compound, we’ve found that temperature control and moisture exclusion play key roles all the way from our plant gate to user facilities. Freight delays, warehouse transitions, or unexpected customs inspections can introduce risk; in response, we now preset packaging based on transit climate, using multi-layer barriers for tropical shipments and desiccant inclusion by default. These steps stem from genuine shipping mishaps and the lessons learned from helping recover out-of-spec shipments.
Unlike traders moving parcels from warehouse to warehouse, we answer every complaint about shelf-life or batch degradation directly, often dispatching technical support to identify storage or handling changes. We build delivery schedules and lot-sizing around actual production campaign requirements, so that clients aren’t left juggling surplus stock or scrambling after missed restocks. The focus remains on flexible, predictable service—reflecting the real world of manufacturing priorities.
Each kilo we produce passes through thorough regulatory compliance checks. Over the years, the landscape of chemical safety rules has tightened, requiring plant-wide training, frequent certifications, and direct engagement with regulatory agencies. We rely on experienced compliance professionals who keep up with evolving global standards. Regulatory inspections require not just paperwork, but real data and staff who understand the material—from line operators through technical managers.
Safety protocols shape every step on our shop floor. Risk analysis continuously adapts as we see new handling challenges or customer application insights. For 2-Chloro-1-(3,4-Difluoro-Phenyl)-Ethanone, a focus on staff training, fume control, and quick containment procedures extends from raw material unloading to final packing. Real accountability flows from supervisors who know the entire workflow and can respond to audits or incidents without delay.
A good manufacturer brings more than a canister of product to the table. Time and again, the most rewarding relationships have grown from rolling up sleeves and working through problems directly. Whether troubleshooting synthesis anomalies, adapting packaging, or speeding up compliance documentation, we embed technical input at every touchpoint with the customer. When unexpected results or uncertainties arise in the user’s lab, having open access to our process chemists—people who know the production inside out—often turns a setback into quick progress.
Over the years, this willingness to collaborate has led to significant improvements in product performance, gentler environmental impacts, and cost reductions for both sides. We find that customers value direct answers, clear records, and honest feedback about what works and what doesn’t. That’s how strong, lasting partnerships grow in this sector.
Markets keep evolving, and needs shift with new regulations, applications, and scientific discoveries. Our role as manufacturer includes a watchful eye on downstream trends—such as the steady growth in specialty pharmaceutical intermediates and greener agrochemical formulations. Feedback from advanced R&D groups has sparked trials of new grades and formats, and we run regular evaluations to keep our product at the sharpest edge of industry requirements. Investing in automation or more precise analytics only matters if it translates into better, more predictable results for the end user.
Improving 2-Chloro-1-(3,4-Difluoro-Phenyl)-Ethanone means tracking every leap in process chemistry, regulatory demand, and customer expectation. Our teams stay engaged with researchers, technical buyers, and regulatory agencies not just at contract time, but across the whole lifecycle of the product. This ethos—being present, accountable, and always ready to improve—anchors the way we approach not just this compound but every kilo produced on our lines.
Bridging the gap between R&D and industrial-scale production never comes down to theoretical best practices alone. Hands-on experience producing 2-Chloro-1-(3,4-Difluoro-Phenyl)-Ethanone taught us that quality, reliability, and value are crafted not in spreadsheets, but in reactors, drying ovens, and hands-on troubleshooting. By integrating lessons from users and remaining open to ongoing improvement, we help ensure that this compound does more than meet minimum specifications—it underpins success across hundreds of real-world applications.
What sets a manufacturer apart isn’t simply tighter tolerances or shinier certificates—it’s the knowledge gained from seeing how products behave in diverse, real-world facilities, and the readiness to adapt at every stage from lab bench to bulk tank. By carrying that knowledge into each batch, we help deliver outcomes that matter to those who rely on truly dependable chemical intermediates.