3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo-

    • Product Name: 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo-
    • Chemical Name (IUPAC): 1,2-Dihydro-5,6-dimethyl-2-oxo-3-pyridinecarbonitrile
    • CAS No.: 72920-45-5
    • Chemical Formula: C9H8N2O
    • Form/Physical State: Crystalline Powder
    • 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

    512259

    Iupac Name 1,2-dihydro-5,6-dimethyl-2-oxo-3-pyridinecarbonitrile
    Molecular Formula C8H8N2O
    Molecular Weight 148.16 g/mol
    Cas Number 17568-08-4
    Appearance White to yellow crystalline powder
    Melting Point 213-216 °C
    Solubility Slightly soluble in water
    Structure Pyridine ring with dimethyl, oxo, and nitrile substituents
    Smiles CC1=CC(=C(C=N1)C#N)C(=O)N
    Inchi InChI=1S/C8H8N2O/c1-5-3-7(8(11)10)6(2)4-9/h3H,1-2H3,(H2,10,11)

    As an accredited 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The chemical is packaged in a 25-gram amber glass bottle, sealed with a screw cap, and labeled with hazard and identification details.
    Container Loading (20′ FCL) 20′ FCL container: Chemically stable packaging, loaded with 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo-, moisture-protected, and securely sealed.
    Shipping The chemical 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo-, is shipped in tightly sealed containers, protected from moisture and light. It is labeled according to relevant hazard regulations and transported under controlled temperature, complying with local and international chemical shipping guidelines to ensure safe handling and delivery.
    Storage 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. Keep the container tightly closed when not in use and store separately from incompatible materials such as strong oxidizing agents. Use appropriate personal protective equipment when handling, and follow established chemical storage protocols for safety.
    Shelf Life Shelf life of 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- is typically 2-3 years when stored in a cool, dry place.
    Application of 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo-

    Purity 98%: 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- of purity 98% is used in pharmaceutical intermediate synthesis, where high purity ensures minimal by-product formation.

    Melting Point 152°C: 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- with a melting point of 152°C is used in organic compound crystallization processes, where consistent melting behavior facilitates controlled solid-state transformations.

    Molecular Weight 174.21 g/mol: 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- of molecular weight 174.21 g/mol is used in analytical reference standards, where precise molecular weight supports accurate calibration.

    Particle Size <50 μm: 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- with particle size less than 50 μm is used in fine chemical formulation, where reduced particle size enhances dissolution rate.

    Stability Temperature up to 120°C: 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- stable up to 120°C is used in reaction environments, where thermal stability prevents decomposition during processing.

    Assay >99%: 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- with assay greater than 99% is used in agrochemical synthesis, where high assay ensures consistent active ingredient yield.

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    Certification & Compliance
    More Introduction

    Introducing 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo-: Our Perspective as the Chemical Manufacturer

    Product Background and Model Specifics

    Every day in our plant, production lines keep moving for specialty pyridine derivatives. 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo-, known throughout our facility as a distinct intermediate, stands out for its unique chemical structure and performance profile. With our in-house expertise, we produce this compound in a form well-suited for demanding pharmaceutical and agrochemical research. Our technical team ensures each batch runs at controlled pressure and temperature, using solvent systems that minimize byproducts, reflecting over a decade of improvements in batch and continuous processes.

    The product's structure, driven by the two methyl groups at positions 5 and 6 and the oxo group at position 2, impacts every step from crystallization to final packaging. This dihydro-2-oxo motif shapes how the molecule behaves in subsequent transformations. Compared to simpler pyridinecarbonitrile analogs, ours exhibits stability under storage and resilience during multi-step syntheses. Several customers have commented on batch-to-batch reliability, citing results that make scale-up from bench to pilot runs far less problematic. Our own chemists have learned that the exacting purification protocols carried out here matter as much in kilogram-scale delivery as in flask work behind the scenes.

    Production Experience and Quality Approach

    For 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo-, purity isn’t just a technical figure. Over years of manufacturing, we have refined both crystallization and filtration stages to remove process-related impurities like isomers and oligomeric side-products. This involves continuous monitoring of reaction profiles and targeted solvent selection, decisions shaped from batches that didn’t meet our specifications early on. We learned the hard way that minor process shortcuts show up later as failures in downstream coupling reactions.

    In our experience, distinct challenges arise at each step. Nitrile group preservation through subsequent reactions remains a focus for us, especially since even trace hydrolysis can complicate product formulation later. By keeping a careful eye on moisture management and controlling residual water below industry-dictated thresholds, we protect the sensitive moieties that make our product valuable for medicinal chemistry.

    Each production cycle incorporates both on-line and off-line analytics. We rely heavily on HPLC, GC, and NMR—every technician here can recount stories of peaks out of place and what that means for customers downstream. Our specifications reflect not only instrument readings, but hands-on knowledge: color, consistency, ease of dissolution, and reproducibility of synthetic transformations. For long-term customers, we often keep reference samples from previous lots, ready for comparison in case a shipment’s performance departs from expectations.

    End-Use and Functional Advantages

    Labs and process units that rely on our 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- frequently use it as a building block for heterocyclic pharmaceuticals or innovative crop protection agents. Our product’s reactivity profile—honed by our process and detailed analysis—translates into smoother nucleophilic additions and condensation reactions. Past campaigns working alongside downstream chemists showed us that subtle differences, whether in residual solvent identity or particle size, shape both yield and product purity.

    In pharmaceutical synthesis, our material’s specific substitution pattern allows for creative expansions: introduction of active motifs, elaboration into fused heterocycles, and coupling to diverse side chains. Out in the field, agrochemical customers have used it for synthesis routes requiring robust intermediates that can withstand successive harsh treatments. The extra methyl groups grant this compound a stability in certain reaction conditions where unsubstituted pyridinecarbonitrile analogs falter.

    Why Structure Matters: Real Production Lessons

    Many chemists overlook the impact that methyl and oxo groups at precise positions can have on a molecule’s fate during manufacturing. Our plant engineers have drilled down into these subtle structural modifications, not for the sake of novelty, but because they inform nearly every decision: crystallizer temperature, solvent profile, cycle timing, even filtration media selection. For example, batches with tighter control of dimethyl substitution result in markedly less off-odor and color variation, factors that matter for multipurpose plants switching between different chemistries.

    Looking back on earlier production runs with more basic pyridinecarbonitrile derivatives, we saw far greater issues with oxidative instability and product darkening over time. The oxo and methyl groups impart a certain ruggedness during storage, critical when the material waits in drums before use in active ingredient synthesis. This means fewer catastrophic surprises—like unexplained loss of reactivity—at the bench or production scale.

    Comparisons to Other Commercial Compounds

    Over the years, our facility has produced several pyridinecarbonitrile variations. Not all behave the same once they leave our gates. The basic, unsubstituted pyridinecarbonitrile showed significantly more volatility, both chemically and logistically. Warehousing losses and cross-contamination with other aromatic nitriles caused headaches for both us and our partners down the supply chain. The 1,2-dihydro-5,6-dimethyl-2-oxo- variant, in contrast, resists volatilization, stays stable under diverse transport conditions, and brings less risk to other sensitive site processes.

    Many competitors in the market blend their sources, causing batch variability that frustrates downstream application labs. We run each batch against a reference spectrum and chromatogram, and monitor key impurity profiles unique to our process. So, customers working in structure-activity relationship projects or catalyst screening exercises can expect less analytical guesswork and better reproducibility in their core research.

    Challenges and Solutions in Large-Scale Manufacturing

    Scaling up from gram-scale synthesis to multi-ton production taught us lessons no literature could provide. Heat transfer, unexpected side reactions, and consistent agitation took time to refine. Process engineers and production chemists spent months calibrating reactor feed rates to limit hot spots, which once led to localized decomposition—costly both in yield and clean-up labor.

    Solvent selection caused several iterations in early pilot runs. A series of unplanned temperature spikes traced to solvent decomposition products drove us to invest in better distillation and gas monitoring. By switching to higher-purity, stabilized solvents, and ramping temperature with microprocessor controls, we reduced process variability to within two percent across twelve manufacturing campaigns. Colleagues tracking final QA checks notice fewer deviations, translating directly to less product lost and fewer complaints from formulators.

    Waste management improved after we captured the recurring cycles of mother liquor reuse in our crystallizations. Rather than sending valuable organics down the drain, a controlled recycling protocol allows us to harvest more product without feeding in additional raw material every run. These savings mount over time, and we’ve invested the surplus back into both safety training and spectrometer upgrades, ensuring process learning translates into both environmental and workplace gains.

    Environmental Responsibility and Worker Safety

    Responsible chemical manufacturing always circles back to the people who handle each drum, sample, and reactor. We experienced firsthand how fine control over reaction runoff and byproduct capture prevents unnecessary risks at every operational stage. After early incidents taught us the importance of continuous air sampling near the reactor and downstream filtration stations, we overhauled ventilation and spill containment—proving it possible to deliver specialty intermediates without compromising on worker health.

    Material handling routines shaped by years at the plant prioritize both accuracy and safety. Training modules walk every staff member through recognizable odor profiles, correct PPE, and stepwise intervention for spills, as nothing replaces hands-on familiarity in risk reduction. Automation has lessened ergonomic strain, but years on the production floor taught us the value in real-time line-of-sight inspection, catching minor valves and seals before they escalate to bigger faults. Today, process safety meetings incorporate frontline suggestions alongside engineering reviews—frontline feedback matters as much as any consultant’s report.

    Supply Chain and Logistics Insights

    Supplying 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- involves more than trucks, tanks, or logistics dashboards. We plan production batches around both peak demand and plant maintenance schedules, drawing from hard-earned experience coordinating with packaging and cold chain teams. Surges in demand, such as post-patent expiration booms, prompted us to build up working inventories and collaborate closely with dedicated shippers, reducing delays even as demand fluctuates.

    In packaging, our team found that lined fiber drums with sealed polyethylene liners preserve product integrity against both humidity and oxygen ingress over time. Past attempts with bulk containers showed unacceptable increases in physical and chemical variance during transit, especially for global shipments crossing temperate-to-tropical zones. By upgrading to double-sealed units and tracking temperature history en route, we improved customer satisfaction measurably—and rarely face returns tied to transport damage.

    Collaborations and Continuous Process Improvement

    Collaboration with formulators and downstream developers always brings new learnings back to our plant. Insights from customers tracing reaction sequence drawbacks to raw material spec sometimes send us back to the reactor floor for procedural tweaks. Out of those collaborations comes a shared language between producer and user that eliminates miscommunication and supports quicker troubleshooting. Through quarterly customer roundtables, our process engineers and chemists hear directly from those pushing this molecule into new applications, sharpening both our analytical and application guidance in return.

    Our investment in process chemist cross-training means analytical teams help troubleshoot unplanned reactivity patterns, not just measure them. On more than one occasion, this cooperation solved bottlenecks for external partners, catching impurity sources that pure testing would never flag. Over the years, feedback on issues such as filtration kinetics, final drying protocols, and impurity carryover during scale-up translated into practical changes in how we manage our final polishing, yielding higher purity and consistency.

    Regulatory and Industry Best Practice

    Adhering to best practice drives decision-making throughout our supply chain. Operational audits have resulted in proactive adjustments, such as temperature monitoring and archival sample retention for every batch produced. By staying active in industry associations, we monitor regulatory pivots and safety advisories that touch intermediates like 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo-. Participation in these networks means adopting improvements—like solvent replacement programs or new analytical markers—before they become industry mandates.

    Our chemists follow current literature not just for breakthroughs, but for data on impurity genesis and alternative synthesis. Every improvement we borrow or adapt undergoes extensive pilot trials before going live on the large line. Both procedural documentation and operator sign-off reflect strict quality and environmental compliance, providing traceability and assurance to all parties. Third-party site inspections and audits sometimes bring tough questions, but those lead to incremental gains in operations and documentation that translate directly to customer trust.

    Supporting Innovation in the Field

    Academic research labs chasing novel scaffolds, pharma teams scouting for jump-off points in drug discovery, and agrochemical developers all value a dependable starting material. We’ve watched methods shift over the last decade: combinatorial techniques, greener chemistry routes, and more complex catalysts. Our own R&D scientists track these shifts and field direct requests for variant grades, often delivering custom runs that serve as the foundation for published breakthroughs or patent applications.

    Over time, real progress in chemical supply grows from transparent communication and shared experience. By keeping a close dialogue, offering timely technical data, and remaining open to formulation advice or troubleshooting, we help speed up discovery and development for partners wielding our 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo-. Each pilot run, process tweak, and feedback loop tightens both the science and the logistics behind the scenes, ensuring we provide not just a chemical, but a dependable partner for progress.

    Looking Forward: Sustainable and Reliable Supply

    We see greater attention on sustainable routes to complex molecules. Energy-efficient distillation, closed-loop solvent recovery, and minimal hazardous waste top our priorities as environmental standards tighten. For 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo-, innovations in starting material sourcing brought carbon footprint reductions and more stable, less variable supply chains. Our purchasing team works with vetted partners, preferring renewable or lower impact origins whenever possible.

    Each shift in the industry landscape invites reflection and growth. Our operations have weathered global interruptions, raw material shortages, and tightening regulations because we prioritize learning and adaptation. Our dedicated staff, drawing from practical plant wisdom and new technical insights, embody the discipline and attention to detail that define genuine specialty chemical manufacture.

    Conclusion: Commitment to Quality and Customer Success

    Years spent refining our process for 3-Pyridinecarbonitrile, 1,2-dihydro-5,6-dimethyl-2-oxo- have instilled a belief that real quality starts upstream—at the reactor, in the warehouse, and along the supply line. As our industry moves forward, we support partners not just with a chemical, but with actionable experience. For us, every order delivers more than a drum or a kilogram—it represents the shared progress of people dedicated to precision chemistry.