DIETHYL 3,5-PYRIDINEDICARBOXYLATE

    • Product Name: DIETHYL 3,5-PYRIDINEDICARBOXYLATE
    • Chemical Name (IUPAC): Diethyl pyridine-3,5-dicarboxylate
    • CAS No.: 62211-93-0
    • Chemical Formula: C11H13NO4
    • Form/Physical State: Solid
    • Factroy Site: No.968 Jiangshan Rd., Nantong ETDZ, Jiangsu, China
    • Price Inquiry: sales7@bouling-chem.com
    • Manufacturer: Nantong Acetic Acid Chemical Co., Ltd.
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    Specifications

    HS Code

    496751

    Product Name Diethyl 3,5-pyridinedicarboxylate
    Cas Number 24541-05-1
    Molecular Formula C11H13NO4
    Molecular Weight 223.23 g/mol
    Appearance White to off-white solid
    Melting Point 69-71 °C
    Solubility Slightly soluble in water; soluble in organic solvents
    Purity Typically ≥98%
    Chemical Structure Pyridine ring substituted with ethyl carboxylate groups at positions 3 and 5
    Smiles CCOC(=O)c1cc(ncc1)C(=O)OCC
    Inchi InChI=1S/C11H13NO4/c1-3-15-10(13)8-5-7(6-9(12-8)11(14)16-4-2)11(14)16-4-2
    Storage Conditions Store in a cool, dry place, tightly closed container

    As an accredited DIETHYL 3,5-PYRIDINEDICARBOXYLATE factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing DIETHYL 3,5-PYRIDINEDICARBOXYLATE, 25 grams, supplied in a sealed amber glass bottle with tamper-evident cap and clear labeling.
    Container Loading (20′ FCL) 20′ FCL loads DIETHYL 3,5-PYRIDINEDICARBOXYLATE in securely sealed drums or bags, ensuring stability, safety, and compliance during transit.
    Shipping Diethyl 3,5-pyridinedicarboxylate is shipped in tightly sealed containers to prevent moisture and contamination. It should be stored and transported at room temperature, away from heat sources and incompatible substances. Proper labeling and adherence to chemical handling regulations are required to ensure safe transit and compliance with safety standards.
    Storage Store **Diethyl 3,5-pyridinedicarboxylate** in a tightly sealed container in a cool, dry, well-ventilated area away from moisture, direct sunlight, and sources of ignition. Keep away from incompatible substances such as strong oxidizers and acids. Refrigeration may be recommended to minimize decomposition. Clearly label the container and ensure access is restricted to trained personnel using appropriate personal protective equipment.
    Shelf Life Shelf life: DIETHYL 3,5-PYRIDINEDICARBOXYLATE is typically stable for 2–3 years when stored in a cool, dry, and sealed container.
    Application of DIETHYL 3,5-PYRIDINEDICARBOXYLATE

    Purity 99%: DIETHYL 3,5-PYRIDINEDICARBOXYLATE with purity 99% is used in pharmaceutical intermediate synthesis, where high-purity ensures minimal side product formation.

    Melting Point 64°C: DIETHYL 3,5-PYRIDINEDICARBOXYLATE with melting point 64°C is used in fine chemical manufacturing, where controlled melting behavior enables precise process temperature management.

    Molecular Weight 251.24 g/mol: DIETHYL 3,5-PYRIDINEDICARBOXYLATE with molecular weight 251.24 g/mol is used in organic synthesis reactions, where accurate stoichiometry enhances yield predictability.

    Particle Size <50 μm: DIETHYL 3,5-PYRIDINEDICARBOXYLATE with particle size less than 50 μm is used in solid dosage form formulation, where fine particle distribution improves blending uniformity.

    Stability Temperature up to 120°C: DIETHYL 3,5-PYRIDINEDICARBOXYLATE with stability temperature up to 120°C is used in heat-assisted esterification processes, where thermal stability prevents degradation during processing.

    Spectral Purity (HPLC >98%): DIETHYL 3,5-PYRIDINEDICARBOXYLATE with spectral purity (HPLC >98%) is used in analytical research applications, where high purity eliminates interference in spectral analysis.

    Low Moisture Content (<0.5%): DIETHYL 3,5-PYRIDINEDICARBOXYLATE with low moisture content (<0.5%) is used in moisture-sensitive catalytic reactions, where reduced water presence prevents unwanted hydrolysis.

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    Certification & Compliance
    More Introduction

    DIETHYL 3,5-PYRIDINEDICARBOXYLATE: A Chemist’s Perspective from the Manufacturing Floor

    Introduction to DIETHYL 3,5-PYRIDINEDICARBOXYLATE: The Value of Practical Experience

    Coming from the benches and reactors of our own chemical plant, talking about DIETHYL 3,5-PYRIDINEDICARBOXYLATE brings back years of hands-on experience. The compound speaks more to me as a builder of molecules than as a product on a shelf. It’s known by chemists for its unique backbone and dual ester groups that lend themselves well to further derivatization and synthesis. Our team has worked with DIETHYL 3,5-PYRIDINEDICARBOXYLATE in enough campaigns to appreciate its full personality: from loading the feedstock to the final packing, its character comes through every step.

    Technical Specifications that Matter in Real-World Production

    You stop worrying about chemical grades in the abstract after a few batches. Precision and repeatability are what set good material apart from trouble-making material. Our own batches of DIETHYL 3,5-PYRIDINEDICARBOXYLATE meet the well-accepted level of purity suitable for pharma intermediates and specialty agrochemical research. Most customers look for a content above 98%, low moisture, and tight control on by-products like monoester contamination or coloring, which we address by proactive in-process controls and resin washing. It is not just about hitting a number on the HPLC readout, but keeping that number batch after batch through precise column conditions and fresh solvent. Inconsistent product quickly shows up in downstream side-reactions.

    We make our own DIETHYL 3,5-PYRIDINEDICARBOXYLATE by direct esterification routes, relying on well-tested catalysts and temperature profiles. It always fascinates me how even a shift of five degrees or a different order of solvent charge can alter both the purity and overall yield of the final product. Our operators are trained to watch for subtleties like the reflux clarity or the onset of vacuum stripping, since these details hold a real impact on quality. Batch records mean less than actual reaction color and odor. Over years, our chemists have seen that color differences point to minor side-product build-up, which ultimately affect purity. These small but practical insights matter more than any bullet-point list.

    Where DIETHYL 3,5-PYRIDINEDICARBOXYLATE Finds Its Value: A Manufacturer’s View

    Most folks encountering DIETHYL 3,5-PYRIDINEDICARBOXYLATE for the first time come from R&D teams or process development settings. Its structure, with the 3,5-pyridine ring and dual ethyl esters, offers plenty of handles for further modification. Academics and industrial researchers use it for building pyridyl derivatives, ligands, and especially for constructing specialty monomers. Synthetic routes to pharmaceuticals often require reliable building blocks just like this, because unpredictable reactivity wastes time and money. In the everyday running of a chemical plant, you see how product consistency reduces troubleshooting and repeat analyses.

    Customers focused on crop protection or pharmaceutical research pick this molecule because alternate routes using mono-esters or unprotected pyridine dicarboxylates add too much variability or introduce side-reactions difficult to control. Many colleagues have asked about using methyl analogs or switching over to tri-substituted pyridines. From direct experience, the choice often boils down to solubility profiles and clean reaction with nucleophilic amines or alcohols. In a typical amide coupling setup, the ethyl groups provide a better leaving group than methyl, easing the way for higher conversions. The solubility in most common organic solvents also appeals to those running both pilot and commercial campaigns.

    Our team spends a lot of time refining purification processes so batch-to-batch differences don’t work against the process chemists who depend on these materials. It’s not uncommon for some users to attempt shortcuts with cheaper imported grades, only to find extra steps needed to clean up unwanted byproducts. There isn’t much room in synthetic chemistry for unpredictable sources, especially in regulated sectors.

    Practical Differences Between DIETHYL 3,5-PYRIDINEDICARBOXYLATE and Related Products

    Spending years synthesizing and packaging this molecule has made some differences crystal clear. The market contains a range of pyridinedicarboxylate esters, many with minor shifts at either carbon or nitrogen. The placement of the ester groups at the 3 and 5 positions offers notable selectivity for ring-substitution reactions. For process chemists working on laddered, multi-step syntheses, this arrangement saves time. Compare that to the 2,6-analog or methyl-substituted pyridines, and you find different reactivity, solubility, and even odorous notes during scale-up runs.

    We have seen purchasing agents opt for whatever’s cheapest, but it usually falls to the process chemist on the ground to deal with shipment-by-shipment variability. Some esters, usually methyls or propyls, behave differently under high-temperature or catalytic conditions, leading to runaway side-reactions or difficulty in stripping byproducts. Our direct production of DIETHYL 3,5-PYRIDINEDICARBOXYLATE gives us the chance to keep these differences in mind: weigh and pack under nitrogen to prevent oxidation, ship with clear batch history, and adjust solvent blends on demand. These aren’t just marketing points—they shape long-term reliability.

    Supporting Real-World Solutions for Process Chemists and Formulators

    A chemical manufacturer’s decisions show up directly in the customer’s workflow. We make technical adjustments only after collaborating with chemists who test final applications. Getting feedback about solubility challenges, reaction rates, or purification hitches lets us tweak distillation profiles or change drying protocols. We stay close to our own reactors, constantly reviewing what works and what struggles under stress.

    Some days bring requests unlike anything before. One long-time client needed a lower moisture grade to prevent downstream hydrolysis in a pharmaceutical intermediate. We started adjusting vacuum-drying and solvent flushes, sending samples back and forth with their QC lab until the output hit target every time. This process taught us how drying methods affect more than looks; they hit the bottom line for both manufacturer and customer.

    Several researchers in advanced materials came to us looking to avoid trace impurities not flagged on standard spec sheets. Solving their problem led to an overhaul of our column packing material and fraction-cutting methods. Not only did they thank us with further orders, their feedback improved our baseline for future batches and eliminated headaches for downstream users. The conversations between manufacturers and users create genuine chemistry improvements.

    Why Manufacturing Practice Shapes Quality and Utility

    There are subtle but consistent differences in manufacturer-sourced DIETHYL 3,5-PYRIDINEDICARBOXYLATE compared with bulk traders or repackers. Not just the purity, but also trace metals, color, odor, and moisture levels signal if the lot came from a controlled process or a catch-all blending operation. We have run recovery batches on off-spec product from other sources, and every time you see why trace amines, oxidized fragments, or color bodies interfere with longer syntheses. Our plant keeps records and actual process improvement cycles, meaning each year’s production runs better than the last.

    It’s difficult to overstate how much simple things like consistent raw material supplies, operator training, and strict reactor cleaning matter in final output. Troubleshooting contaminated monoesters or tackling strange chromatography peaks always traces back to shortcuts in storage or packing. Even the best process can be undone by neglect at the last step, whether packing too slow and letting the material pick up moisture or skipping gas flushing. Experience from the plant emphasizes that attention to these details is not optional.

    How We Address Sourcing and Supply Chain Challenges

    Single-sourcing often causes risk downstream, especially for tight markets or critical synthetic intermediates. Our approach to DIETHYL 3,5-PYRIDINEDICARBOXYLATE production involves building relationships with upstream suppliers—securing stable sources of pyridine base and ethylating agents, negotiating annual contracts, and stockpiling against demand surges. Many times, material shortages or price shocks have taught us not to leave procurement on autopilot.

    We witnessed during past shipping slowdowns how important local and regional logistics can become, particularly for sensitive materials subject to heat or moisture pickup. Preparing for such uncertainty means keeping inventory in controlled warehouses, shipping with real-time tracking, and staying in touch with freight partners. Several customers have shared frustration when other suppliers vanished during transport crises. Our experience confirms the value in keeping clear communication and prompt decision-making during supply hiccups.

    Sustainability and Safety Insights from a Manufacturer’s Viewpoint

    New regulations and public pressure on safe chemical management often hit manufacturers first. DIETHYL 3,5-PYRIDINEDICARBOXYLATE may not always land in headlines, but our facility treats environmental and health compliance at every stage: closed-loop ventilation, careful waste stream separation, and operator training on proper handling. We invest in waste reduction and safer byproduct treatment, because shortcuts lead to lost licenses and damaged community trust.

    Our workers receive regular spill training, and safety audits run both internally and with third-party firms. Over years, we’ve seen few accidents with DIETHYL 3,5-PYRIDINEDICARBOXYLATE, but never take chemical handling for granted. Improvements such as better personal protective equipment, vapor detection, and emergency plans arise from daily awareness, not just regulatory requirement. Site tours with buyers often result in new questions and process refinements; our doors stay open to learning and adjustment.

    Consumer and client awareness about chemical supply chain sustainability has grown stronger every year. By keeping waste streams under strict control and moving toward lower-impact solvents, our process both meets customer expectations and ensures plant safety. Making such improvements only happens with ongoing investment and honest evaluation of process waste and emissions data.

    Navigating Intellectual Property and Custom Synthesis Issues

    Sometimes, customers approach us for derivatives or modifications that come close to proprietary structures, especially for pharmaceutical or materials research. Working as the actual manufacturer—instead of a trader—allows us to maintain confidentiality, keep detailed batch and raw material logs, and respond quickly to legal needs for documentation. Over the years, lawyers, as much as chemists, have shaped how we handle traceability and product tracking.

    Direct production also means we can meet custom requests: swapping out the ester group, changing the counter-ion, or integrating new purification steps. We once handled a project for a specialty polymer group where downstream reactivity with isocyanate required an impurity level a half order of magnitude beneath standard spec. Collaboration on process development delivered that result without patent conflict, benefiting both parties and building trust not possible through bulk resellers.

    Negotiating these custom jobs always blends creative process knowledge with strict legal oversight. Every solution reflects both practical know-how and deep respect for client confidentiality.

    Market Trends, Research Directions, and End-Use Evolution

    We notice every year how demand for DIETHYL 3,5-PYRIDINEDICARBOXYLATE shifts with research trends. Specialty polymer fields see booms as new materials with functionalized pyridines gain market share. Crop protection researchers regularly request variations; pharmaceutical innovation pivots often increase inquiries for new derivative routes. Being close to the ground with actual end-users means responding to changing requirements: lowering impurity thresholds, tightening moisture specs, or occasionally switching from standard to custom packages.

    Researchers increasingly ask for detailed impurity spectra and full residual solvent data, tracing their analytical requests to regulatory submissions. As a manufacturer, we’ve tailored analytical runs and sample archiving to match; the result is fewer delays for regulatory filings and competitive advantage for our partners. Real-world demands from users push us to maintain flexible, responsive analytical capacity with qualified chemists, not just equipment.

    The role of DIETHYL 3,5-PYRIDINEDICARBOXYLATE as a chemical building block remains steady, but its applications keep evolving. We supply to groups working on catalytic ligands for energy materials, slow-release formulations for crop protection, and migration-resistant additives for plastics. Each of these fields faces their own technical and market pressures, and reliable supply makes a difference in bringing new processes to market faster and at lower cost.

    Building Long-Term Value: Manufacturer Relationships with Users

    Over time, most successful collaborations come from factories maintaining long-term, direct dialogue with actual end-users. We take calls about product troubleshooting, aid in root-cause analysis, and support method development. Process improvements and product refinements come from open sharing about what worked well and what failed. It’s common to tweak drying time, packaging style, or purification protocols after talking things through with our customer’s site chemists. In the end, the real work of chemical manufacturing happens in close partnership, learning by solving problems side by side.

    Customers value not just the purity of our DIETHYL 3,5-PYRIDINEDICARBOXYLATE, but the reliability of having the same technical contacts year after year. Our records show more than a decade of consistent supply to pharma and advanced materials groups; that history gives buyers confidence to invest in long-term projects around our materials. Process knowledge passes down from senior operators to new hires, always with an eye for making each year’s product cleaner, safer, and more predictable.

    Summary of Practical Insights and Forward-Looking Practice

    Producing DIETHYL 3,5-PYRIDINEDICARBOXYLATE gives us a seat at the table with some of the world’s most demanding chemists. Insights gained through hundreds of batches, plenty of hands-on problem-solving, and real transparency with end-users have fostered a culture of continual improvement. Our site is structured to handle tweaks, scale-up demands, and sudden changes in spec driven by real-world product development. We invest in people, plant, and analytics not as window-dressing, but as foundations for reliable, high-quality supply year after year.

    Confidence in this product comes from knowing how it has behaved from synthesis onward. Colleagues around the world, working in different chemical settings, place their trust in our DIETHYL 3,5-PYRIDINEDICARBOXYLATE because of the transparency, technical support, and consistency we bring. For us, it’s not about just reaching a technical standard—it’s about building a product that supports the day-to-day innovation and efficiency at the heart of modern synthetic chemistry.