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HS Code |
735631 |
| Chemical Name | 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester |
| Molecular Formula | C11H11BrO3 |
| Molecular Weight | 271.11 g/mol |
| Cas Number | 22246-32-2 |
| Appearance | White to off-white crystalline powder |
| Melting Point | 59-63°C |
| Purity | Typically ≥98% |
| Solubility | Soluble in organic solvents (e.g., ethanol, dichloromethane) |
| Storage Conditions | Store in a cool, dry place; keep container tightly closed |
| Smiles | CCOC(=O)CC(=O)C1=CC=C(C=C1)Br |
| Inchi | InChI=1S/C11H11BrO3/c1-2-15-11(14)7-10(13)8-3-5-9(12)6-4-8/h3-6,10H,2,7H2,1H3 |
| Synonyms | Ethyl 3-(4-bromophenyl)-3-oxopropanoate |
As an accredited 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Amber glass bottle containing 25g of 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester, sealed with tamper-evident cap and labeled. |
| Shipping | The chemical **3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester** is shipped in tightly sealed, chemical-resistant containers, protected from light and moisture. Transport complies with international safety regulations for hazardous materials, utilizing temperature-controlled packaging as necessary. Appropriate documentation and labeling are included to ensure safe transit and handling. |
| Storage | 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from heat sources, direct sunlight, and incompatible materials such as strong oxidizing agents. Keep the storage area free from moisture and ensure proper labeling. Use appropriate personal protective equipment when handling to prevent exposure. |
Applications of 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester in Industrial ManufacturingAs an original manufacturer, we supply 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester for advanced chemical synthesis sectors. Below, we detail its integration in core downstream industries, focusing on established usage, regulatory frameworks, technical incorporation, and resulting product categories. 1. Pharmaceutical Intermediates for API SynthesisThis raw material functions predominantly as a key building block in synthetic routes for non-steroidal anti-inflammatory drugs and selective kinase inhibitors. Clients apply this ester in multi-step pharmaceutical synthesis through acylation and condensation with active amine compounds, allowing precise introduction of the bromo-phenyl substructure into complex heterocyclic drugs. Each batch strictly requires validated analytical characterization to meet high-purity specifications for subsequent pharmaceutical transformations. Industry compliance standards
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2. Agrochemical Synthesis—Aryl Substituted Herbicide ProductionDownstream agrochemical manufacturers utilize the compound in the manufacture of selective herbicide precursors, especially for introducing bromo-phenyl motifs into pyrazole or triazine frameworks. This critical intermediate step enables controlled functionalization, enhancing both biological activity and selectivity needed in modern crop protection agents. Batch-to-batch consistency and residual impurity control are mandatory to satisfy global agchem registration and usage safety requirements. Industry compliance standards
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3. Specialty Chemical Development—Aromatic Ketone DerivativesSpecialty chemical producers incorporate this raw material in advanced aromatic ketone syntheses for photoinitiator manufacturing. The material’s reactivity profile supports Friedel-Crafts acylation, yielding complex molecular scaffolds required for UV-cured inks, coatings, and adhesives. Manufacturers must tightly control process impurities, as trace levels impact optical clarity and curing efficiency in final specialty chemical formulations. Industry compliance standards
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4. Dye and Pigment Intermediate ManufacturingProducers of high-performance dyes and pigments employ this ester as a critical feedstock for bromo-aryl group introduction in the synthesis of colorants with improved thermal and photostability. The reactivity of the β-ketoester allows controlled formation of dye intermediates via Knoevenagel or similar condensation reactions, fitting the structural demands for pigments destined for plastics, inks, and textile dyeing. Quality assurance at this stage is essential to prevent off-color side products. Industry compliance standards
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Working directly in the heart of chemical synthesis, we have seen firsthand how the introduction of advanced intermediates has accelerated countless research projects and manufacturing flows. Among the standout building blocks, 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester has grown in demand across the pharmaceutical and agrochemical landscape. Offering this product has given us a front-line perspective on where the industry’s priorities align, and what matters most to scientists seeking reproducibility, purity, and reliability.
The primary appeal of 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester rests in its molecular structure. As experienced chemists, we notice how this compound’s 4-bromo phenyl ring, ketone group, and ethyl ester functionality open new avenues for downstream transformations. Our own model represents years spent refining crystallization parameters, moisture control, and handling protocols, all to deliver consistent performance batch after batch. We provide this compound with a purity not less than 98%, which we monitor using HPLC and NMR. Every lot receives scrutiny with in-house GC-MS, and the certificate of analysis traces back to rigorous documentation maintained through each synthesis cycle.
From our experience, impurities at trace levels—sometimes under 0.2%—can derail a reaction’s yield or trigger unwanted side products. We built our offering around stringent filtration and multiple recrystallization cycles to ensure a clear result. Each package ships as a free-flowing white to off-white powder, sealed under nitrogen, and our lab operators check for batch-to-batch consistency through both visual inspection and analytical confirmation. Chemists tell us this reliability saves time downstream in their own process validations.
Scaling up this compound brought us face to face with real-world engineering challenges. Batch handling of bromo-aryl substrates requires attention to both workplace safety and product integrity. Our plant’s reactors feature glass linings and automated temperature controls, which maintain a stable exotherm profile during Friedel-Crafts acylation. Following the initial coupling, a carefully controlled esterification step under anhydrous conditions produces the desired ethyl ester, which our technicians monitor using TLC and endpoint titration.
Waste management is never an afterthought. After we finish each batch, spent catalysts and solvents enter our closed-loop recovery system, reducing both emissions and disposal volume. Operators undergo continuous training to spot unusual pressure or color shifts during synthesis, preventing batch loss and minimizing rework. These practices help us maintain strong output, support green chemistry goals, and reinforce our confidence in the end product we ship out.
We pay attention to the feedback we receive from chemists pushing into new lead discovery or process optimization. Many rely on 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester because its substitution pattern enables rapid construction of complex molecules. The bromo-phenyl position serves as a reliable handle for Suzuki or Sonogashira coupling reactions. Our partners have detailed how this substrate accelerates their targeted modifications by skipping laborious halogenation or carbonylation steps at intermediate stages.
For teams aiming to generate analogs and libraries, the high purity and stable storage characteristics matter. Several research groups have highlighted reduced background signals in their analysis, and fewer re-runs during scale-up, compared to similar materials sourced elsewhere. Direct relationships with research teams give us perspective into the pressures they face—tight timelines, resource constraints, and shifting project scopes. By minimizing variables at the sourcing stage, we contribute to smoother workflow management for these customers.
Material consistency goes deeper than analytical numbers. Our daily routines involve logging data straight from the shop floor, checking instrument calibration before each sample, and documenting every step of solvent handling or temperature deviations. These processes are born from decades of manufacturing discipline, not pressure to cut corners. Operations managers audit both physical stock and digital lot histories quarterly, which feeds into wider continuous improvement programs.
Through routine sampling, randomization, and double-checking of both raw materials and final product, we root out potential issues before anyone opens a shipment. Rejection or rework carries cost, so we focus on right-first-time production. External audit cycles have given us the opportunity to benchmark our standards against other suppliers, and consistent customer feedback indicates we run ahead of most in terms of both repeatability and transparency.
Real-world chemistry does not always travel a straight path. Projects often pivot mid-way or call for structure modifications based on biological results and modeling predictions. 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester’s functional group pattern stands out, allowing synthetic chemists to build onto the ketone site or substitute the bromo-position for expanded molecular diversity. Colleagues in contract research have described pivoting from this ester to both amide and acid derivatives with minimal re-optimization, largely thanks to the chemical robustness we ensure.
On request, we also run custom lots with enhanced purity or modified packaging. Some scale-up labs request larger quantities packed under stricter atmosphere controls, which we accommodate through tailored workflows. Feedback loops remain open with customers, enabling us to keep processes aligned with changing demands in medicinal chemistry, crop science, and advanced materials.
We field frequent questions from synthetic chemists weighing the merits of this compound against others in their toolkit. From direct observation, simpler ring-substituted acetoacetates or non-halogenated analogs miss the bromo group’s cross-coupling leverage. The bromine atom acts as a key enabling point for palladium-catalyzed transformations, which many in medicinal chemistry prize for rapid analog development. We have trialed similar ketone esters with chloro or fluoro substituents, but these either lack sufficient reactivity or introduce unwanted by-products at higher conversion rates.
Other suppliers may offer similar structures with lower purity thresholds or less rigorous moisture control. Over time, we’ve seen these choices complicate reaction scalability, with more by-product formation and longer purification times for the customer. We built our own process around eliminating residual metal traces and minimizing batch-to-batch variability, which adds real value for our partners pushing toward IND submissions or regulatory filings.
We watch the end uses of this compound branch out each year. In drug discovery, our customers harness the ethyl ester as a synthon for building beta-keto acids and related scaffolds. One partner company utilized the compound as a parent structure for kinase inhibitor analog design, reporting robust conversion rates and reliable scale-up. The 4-bromo group enabled them to attach various aryl and heteroaryl moieties under standard coupling conditions, bypassing the need for freshly halogenated intermediates.
Beyond pharmaceuticals, R&D teams in the agrochemical sector have leveraged this same building block in development of novel herbicides. The ester group tolerates a range of modifications before final saponification, and feedback from these collaborators points to both clean conversion and minimal impurity burden during subsequent hydrolysis.
Even outside traditional chemistry, we support several projects in material science. Organics researchers use this molecule as a stepping-stone for constructing conductive polymers and specialty surface coatings, where the bromo functionality helps direct controlled polymerization.
Supplying a compound like this goes beyond the lab bench. Customers preparing for regulatory filing or scale-up must have confidence in the documentation trail. We maintain traceable batch histories, validated cleaning protocols, and detailed analytical signatures on every lot. Our team remains available for direct consultation with customer QA departments, sharing impurity profiles, retention time data, and any special handling guidance required.
Over the years, regulatory environments have tightened, especially for pharmaceutical and crop science applications. Early on, we responded by investing in validated methods for residual solvent, heavy metal, and specified impurity content. A few years ago, we implemented a digital document management system, allowing for instant retrieval of historical batch analysis or deviation logs during partner audits. Customers with time-sensitive projects appreciate this transparency and rapid support.
Ensuring reliable and timely deliveries of 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester forms a key part of our commitment. Disruptions in global logistics highlighted the need for strategic supply chain mapping, so we keep backup stocks of critical raw materials, dual-source sensitive reagents, and maintain relationships with trusted logistics partners. Over the past few years, fluctuations in raw material pricing and availability have tested our sourcing strategies, but we responded by building local supplier relationships along with international alternatives.
Our site management team consults regularly with both internal specialists and external advisors to watch for emerging risk. Keeping safety stock of both precursor chemicals and packaging materials has insulated us from most shortages and allowed us to keep supply promises during market fluctuations. This policy benefits customers, especially when project timelines demand strict adherence.
Sustainability has become a shared goal with many of our clients. We reviewed and adjusted our own process flows to reduce hazardous effluent, improve catalyst recovery, and lower resource consumption wherever possible. Every operator receives hands-on training in waste minimization, solvent recycling, and emergency protocols. Over time, these shifts cut both operational costs and environmental burden, helping us do right by our staff, our neighbors, and future generations of chemists and consumers.
Manufacturing this compound hasn’t been without challenges. The bromo substituent can increase sensitivity to light and moisture, which led us to develop custom storage solutions and inert atmosphere packaging. Early batches experienced minor decomposition on extended storage, which our technical leads resolved by lowering residual water content and shifting to improved sealing protocols. It’s a lesson that detailed observation and fast feedback matter more than theoretical projections.
We also encountered differences batch-to-batch in color and melting behavior, largely due to micro-impurities from upstream reagents. To counter this, we invested in higher-purity raw materials, pre-treat incoming lots through extra filtration, and increase frequency of in-process checks using rapid analytical screens. Operators receive regular updates about trends noticed in the field so the learning loop stays active. Each improvement became part of our standard operating procedures, and we share lessons learned with both internal teams and trusted customers.
Shipping to markets with extreme environments meant tackling packaging failures, so our logistics team pilots new materials, runs stress tests, and iterates based on direct feedback from those unpacking the goods. These efforts pay dividends in customer trust—downtime from ruined lots means missed project milestones, and we see our role as supporting, not disrupting, customer goals.
Decades of manufacturing taught us the value in open, direct communication lines. Customers with specific structural requirements or concerns around functionality details get real answers from our technical staff, not from intermediaries chasing sales targets. Knowing that the person on the other end understands kinetic profiles, crystallization quirks, and packing methods inspires trust and enables more adaptive support.
Our sales and technical teams share information internally, ensuring responses reflect the latest findings and actual customer experience. This approach has reduced error rates and increased loyalty among labs requiring not just chemical supply but true partnership. Whether the question concerns shelf life, alternative pack sizes, or process compatibility, our cumulative expertise backstops every shipment.
Staying competitive in chemical manufacturing depends on both evolving capabilities and learning from the field. Each order shipped brings a new opportunity to hear what works, what doesn’t, and where we can raise the bar. Upgrades to analytical equipment, software-driven process tracking, and operator training spring up from daily experience, not abstract benchmarks.
Many relationships have deepened as customers follow their project pipelines from bench to pilot scale, and sometimes onward to commercial production. Their willingness to share data, outline project pain points, and request customization drives us to invest further in our own capabilities. As new coupling technologies, sustainability frameworks, and regulatory standards emerge, we remain committed to growing with our partners and meeting the next round of challenges—together.
Our years in the chemical manufacturing field have shaped our philosophy of accountability, transparency, and technical rigor. Delivering 3-(4-Bromo-Phenyl)-3-Oxo-Propionic Acid Ethyl Ester means more than just filling containers—it means supporting researchers and industry partners as they push the boundaries of what is possible. The compound’s design, production standards, and application diversity reflect ongoing investment in both process improvement and human collaboration. Working closely with users, we continue to develop both product and service, ensuring every synthesis stands on a sturdy foundation.