Diethyl 4-bromopyridine-2,6-dicarboxylate

    • Product Name: Diethyl 4-bromopyridine-2,6-dicarboxylate
    • Chemical Name (IUPAC): Diethyl 4-bromopyridine-2,6-dicarboxylate
    • CAS No.: 874223-66-4
    • Chemical Formula: C13H14BrNO4
    • Form/Physical State: Solid
    • Factroy Site: No.968 Jiangshan Rd., Nantong ETDZ, Jiangsu, China
    • Price Inquiry: sales7@boxa-chem.com
    • Manufacturer: Nantong Acetic Acid Chemical Co., Ltd.
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    Specifications

    HS Code

    764275

    Product Name Diethyl 4-bromopyridine-2,6-dicarboxylate
    Cas Number 139146-69-3
    Molecular Formula C11H12BrNO4
    Molecular Weight 302.12
    Appearance Light yellow to brown solid
    Purity Typically ≥98%
    Melting Point 53-56°C
    Boiling Point No data available
    Solubility Soluble in organic solvents (e.g., dichloromethane, ethanol)
    Density No data available
    Smiles CCOC(=O)c1cc(Br)cc(n1)C(=O)OCC
    Inchi InChI=1S/C11H12BrNO4/c1-3-16-10(14)8-6-7(12)9(13-5-8)11(15)17-4-2/h5-6H,3-4H2,1-2H3
    Synonyms Diethyl 4-bromo-2,6-pyridinedicarboxylate
    Storage Temperature 2-8°C
    Hazard Statements Irritant

    As an accredited Diethyl 4-bromopyridine-2,6-dicarboxylate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle, 25 grams, sealed with a screw cap, labeled with chemical name, formula, hazard symbols, and supplier details.
    Container Loading (20′ FCL) 20′ FCL container loading: 10 MT Diethyl 4-bromopyridine-2,6-dicarboxylate, 200 kg net per drum, 50 drums/palletized.
    Shipping Diethyl 4-bromopyridine-2,6-dicarboxylate is shipped in tightly sealed containers, protected from moisture and light. Transport follows regulations for hazardous chemicals, typically under ambient temperature unless otherwise specified. Proper labeling and documentation accompany the shipment to ensure safe and compliant delivery. Handle with appropriate personal protective equipment upon receipt.
    Storage Store diethyl 4-bromopyridine-2,6-dicarboxylate in a tightly sealed container, in a cool, dry, and well-ventilated area away from heat and direct sunlight. Keep away from incompatible substances such as strong oxidizers, strong acids, and bases. Store at room temperature and ensure proper labeling. Use appropriate personal protective equipment when handling and ensure access to spill cleanup materials.
    Shelf Life Diethyl 4-bromopyridine-2,6-dicarboxylate typically has a shelf life of 2-3 years if stored in a cool, dry place.
    Application of Diethyl 4-bromopyridine-2,6-dicarboxylate

    Purity 98%: Diethyl 4-bromopyridine-2,6-dicarboxylate with purity 98% is used in pharmaceutical intermediate synthesis, where high purity ensures selective reaction pathways and reduced side product formation.

    Melting Point 76°C: Diethyl 4-bromopyridine-2,6-dicarboxylate with melting point 76°C is used in organic coupling reactions, where defined phase transitions facilitate precise reaction temperature control.

    Molecular Weight 332.14 g/mol: Diethyl 4-bromopyridine-2,6-dicarboxylate with molecular weight 332.14 g/mol is used in medicinal chemistry research, where accurate stoichiometric calculations enable reproducible synthesis of novel compounds.

    Stability Temperature 40°C: Diethyl 4-bromopyridine-2,6-dicarboxylate with stability temperature 40°C is used in long-term chemical storage, where thermal stability minimizes product degradation during warehousing.

    Low Moisture Content <0.5%: Diethyl 4-bromopyridine-2,6-dicarboxylate with low moisture content <0.5% is used in moisture-sensitive reactions, where controlled hydration prevents hydrolysis and maintains reaction integrity.

    Particle Size 20-50 μm: Diethyl 4-bromopyridine-2,6-dicarboxylate with particle size 20-50 μm is used in solid-phase synthesis, where homogeneous dispersion improves surface contact and overall yield.

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    Certification & Compliance
    More Introduction

    Reliable Chemistry Starts With Trustworthy Production: Diethyl 4-bromopyridine-2,6-dicarboxylate

    Every chemist knows real confidence comes from knowing exactly where your materials come from and understanding the process behind them. As a chemical manufacturer, our commitment revolves around what happens long before a bottle of diethyl 4-bromopyridine-2,6-dicarboxylate reaches your hands. This specialty pyridine derivative stands out for teams tackling complex synthesis, not just because of its structure, but because of the story in each batch we make.

    Consistency in Every Batch: What We’ve Learned From Hands-On Production

    Years in chemical manufacturing reveal that little lapses compound over time when producing specialty heterocycles like diethyl 4-bromopyridine-2,6-dicarboxylate. Consistency depends heavily on skilled staff, real-time monitoring, and sourcing raw materials that meet our own standards, not just minimum certificates. We don’t cut corners in bromination, esterification, or purification. Each step, from raw pyridine intermediates through final distillation and drying, gets careful attention. Quality control takes place at three stages—during synthesis, after isolation, and before packaging. We have seen how even slight impurities in this molecule, especially unreacted pyridine acids or dibromo byproducts, lead to headaches in downstream coupling and cyclization steps for our partners. Traceability gives extra assurance, especially when teams depend on reproducible reactivity for drug intermediates or functional materials.

    Pyridine Derivatives: Why This Structure?

    Diethyl 4-bromopyridine-2,6-dicarboxylate balances reactivity and stability in a way that makes it invaluable for medicinal and material chemists. The electron-deficient pyridine ring, flanked by ester groups and a bromine at the four-position, offers selective sites for further functionalization. This molecular arrangement comes into play in Suzuki, Buchwald-Hartwig, and other palladium-catalyzed couplings. The two ethyl esters activate the ring for nucleophilic substitutions, while the bromine enables cross-coupling without over-reactivity or complex side products. In medicinal chemistry projects, researchers value the molecule’s clear transformation into bioactive scaffolds with minimal byproduct formation. Supplying a consistent, high-purity form is not just about ticking a box; it directly impacts the reliability of synthetic routes and the integrity of final compounds.

    Specifications That Matter in the Lab

    The products we ship under the diethyl 4-bromopyridine-2,6-dicarboxylate name meet our approval only after passing stress-tested criteria. Typical purity sits above 98% by HPLC, not just GC, since trace polar impurities show up better in our experience. Moisture is kept below 0.1%, critical for reactions sensitive to water. Stable packaging and inert atmosphere shipping play a role, especially for international customers dealing with variable transit conditions. The melting point range is tight, and we guarantee batch-to-batch reproducibility in NMR and LC-MS signatures. We regularly review external feedback—if a synthetic team spots residue that hints at incomplete purification, we tackle it at source, not just in documentation. These seemingly minor details change performance for large-scale intermediates or complex molecule assembly. Reliability springs from both the analytical numbers and the near-obsessive attention in our daily routines.

    How Real Manufacturing Shapes Usability

    We’ve collaborated directly with teams scaling up synthesis from milligrams to kilos. Those experiences mold how we refine not just product quality, but the details that matter at the bench and in plant settings. Diethyl 4-bromopyridine-2,6-dicarboxylate can be stubborn to dissolve or discharge when produced without tight solvent control. We adapted crystallization protocols to ensure an optimal particle size for reproducible handling and solubility in common organic media. Experience showed that traditional solvent choices sometimes leave trace chlorinated byproducts; we switched processes to greener solvents that achieve cleaner profiles. The way we package—from custom liners to antistatic bags—comes from direct feedback about how sensitive this molecule can be to static and humidity.

    Direct Dialogue With End Users: Our Feedback Loop

    We value the trust synthetic chemists place in us every time they batch out a reaction with our compounds. Ongoing dialogue helps us anticipate needs better than any spec sheet ever could. Recently a customer working on a library synthesis for CNS-active compounds flagged small inconsistencies in melting-point data between lots. We responded by adjusting our temperature ramp protocols during crystallization. Several partners in agrochemical intermediate production highlighted the need for longer shelf life under ambient storage. We moved to improved stabilizers and new bottle designs. Fielding challenges and suggestions sharpens our focus better than abstract benchmarking; it helps us make products that behave predictably in varied real-world environments.

    Comparing Diethyl 4-bromopyridine-2,6-dicarboxylate With Similar Pyridine Derivatives

    Not every pyridine carboxylate behaves the same. We see clear differences when teams swap our 4-bromo analog for other halogen-substituted pyridinedicarboxylates or try lower-cost imports. The position of bromine matters more than many anticipate. Placing bromine at the four-position (instead of three or five) changes the selectivity in cross-coupling and downstream reactivity, reducing byproduct scaffolds in combinatorial synthesis. Our diethyl ester outperforms methyl esters in organic-phase stability without complicating hydrolysis or ester exchange steps. Some labs have tested direct use of more reactive triflate or iodide versions. Bromine, despite not being the most activated, balances cost, stability, and controlled reactivity during scale-up to multi-gram and kilo levels. A handful of projects using similar dichlorinated or difluorinated versions shared feedback on poorer compatibility with Suzuki conditions and problematic purifications after coupling steps. Our goal has always been to minimize troubleshooting downstream—better to invest in raw material precision up front than patch problems later.

    Choosing Materials With Credibility: Seeing the Metrics and the Mindset

    Specification data tells a story, but manufacturing culture writes the deeper narrative. For years, we have put extra effort into workforce training—learning from mistakes, sharing knowledge across production lines, and empowering lab techs to flag concerns early. These practices underpin the trust researchers place in our shipments of diethyl 4-bromopyridine-2,6-dicarboxylate. Market offerings may list similar numbers, but our GMP-trained analysts push beyond standard QC with targeted impurity profiling, extra chromatographic checks, and routine audit of infrastructure. Absence of contamination from heavy metals or unexpected organic residues emerge from proactive cleaning and raw material audits, not by accident. The true risk lies in overconfidence—assuming a molecule “should behave” when minute variance causes costly headaches later. Transparent dialogue, willingness to tweak protocols, and patience with new requests guide the way our production adapts.

    Applications That Demand More Than Purity Alone

    Medicinal chemistry applications often depend on building blocks that handle well in automated synthesis and deliver precise transformations. Diethyl 4-bromopyridine-2,6-dicarboxylate finds frequent use as a starting point for dense heterocyclic libraries, kinase inhibitor frameworks, and CNS-active small molecules. Teams appreciate the molecule’s resilience in the face of tough coupling conditions, from microwave-promoted Suzuki couplings to high-temperature nucleophilic substitution routes. Beyond life-science applications, materials chemists exploit the unique polarity profile and reactivity of this compound for functional organic materials—especially when seeking reliable sources for ongoing research or pilot-scale precursors. Our direct manufacturing posture allows us to support projects at varying scales and adapt to emerging synthesis methodologies without lag. Partners see the difference between product sourced from a real manufacturing line and those simply repackaged by intermediaries.

    Process Safety and Environmental Accountability

    Years of manufacturing this and similar pyridine derivatives taught us the importance of responsible stewardship alongside efficiency. Handling brominated intermediates and pyridine esters calls for attention to ventilation, solvent recovery, and waste treatment. Our facility investment reflects recognition that downstream users count on clean, sustainable production as much as they rely on material purity. Behind each container lies a trail of minimized effluents, carefully neutralized brominated waste streams, and a cycle of continuous improvement. Green chemistry adapts best not by slogan, but stepwise, batch by batch. We embrace solvent recycling, use of safer reagents where possible, and design process steps that reduce hazardous byproduct formation. Partners focused on ESG metrics find value not only in our certificates, but also in our willingness to share the journey toward cleaner, safer chemical production.

    Building for the Long Term: Lessons from the Production Floor

    Making diethyl 4-bromopyridine-2,6-dicarboxylate at scale holds a mirror to all strengths and blind spots of a manufacturing operation. We track every deviation, update analytical procedures based on new regulatory findings, and never treat a batch as just another run. Teams that use our product in kilogram quantities for combinatorial libraries often challenge us to reduce lead times or offer custom lot sizes. We stepped up to design flexible reaction vessels and modular isolation systems that keep throughput predictable during spikes in demand. Feedback from academic labs frequently leads to cycle-time reduction studies or formulation tweaks to improve shelf life. Our continuous improvement mindset grows from daily practice, not just quarterly meetings. Whether supplying kilos to a multinational research center or grams to a fast-moving biotech startup, we listen with the same intent: invest in reliability and safety, refine what can be improved, and stay open to better practices.

    Challenges on the Horizon and Strategies for Moving Forward

    Specialty molecule production carries its own set of hurdles—raw material volatility, new environmental restrictions, and evolving analytical standards. We have witnessed periodic shortages of brominating agents and variable cost of pyridine feedstocks. Staying ahead demands careful inventory planning and partnering with upstream producers willing to share transparency. Global logistics, especially in the transport of sensitive materials like this, keeps quality assurance at the forefront. We safeguard against moisture ingress, static build-up, and temperature fluctuations by reevaluating packaging protocols with every new shipment experience. R&D investment ensures our analytical suite detects both known and emerging impurities. Staying responsive means not waiting on mandatory audits but building them into company practice, inviting real feedback, and adjusting before a regulatory change forces a scramble. This readiness, built in the factory, delivers confidence to every customer down the line.

    What Sets Us Apart: Straight from the Production Experts

    Experience on the factory floor gives us a truth that trumps marketing claims. We recognize that trust forms not on paper, but batch by batch, interaction by interaction. Customers feel the difference when they notice little things: powder flows cleanly, solubilizes quickly, and delivers the expected profile in each test reaction. We put our efforts into technical training, open communication about standards, and ongoing transparency about new challenges. We keep operations personal—no outsourced customer support, no scripted answers, just direct conversation with the chemists who make and test every lot. Molecular-level consistency becomes company-level consistency. This compounds with every new batch, improvement, and solution we introduce. Our goal is to make it easier for your procedures to succeed, not harder. Each shipment carries forward our lessons, our standards, and our commitment to pushing specialty chemical manufacturing forward.