|
HS Code |
242928 |
| Iupac Name | 2,3-Dimethyl-4-nitro-1-oxidopyridin-1-ium |
| Molecular Formula | C7H8N2O3 |
| Molecular Weight | 168.15 g/mol |
| Cas Number | 42509-23-5 |
| Appearance | Yellow solid |
| Melting Point | 120-124 °C |
| Solubility In Water | Slightly soluble |
| Smiles | CC1=NC(=C(C=[N+](C1)[O-])N(=O)=O)C |
| Pubchem Cid | 3254927 |
| Synonyms | 2,3-Dimethyl-4-nitropyridine N-oxide |
| Storage Conditions | Store at 2-8°C, protected from light |
| Hazard Statements | May cause skin and eye irritation |
As an accredited 2,3-Dimethyl-4-Nitropyridine N-Oxide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 5-gram amber glass bottle, tightly sealed, with a hazard-labeled sticker detailing `2,3-Dimethyl-4-Nitropyridine N-Oxide`. |
| Container Loading (20′ FCL) | 20′ FCL container loading for 2,3-Dimethyl-4-Nitropyridine N-Oxide ensures secure, moisture-free bulk packaging, maximizing capacity and safe chemical transport. |
| Shipping | **Shipping Description:** 2,3-Dimethyl-4-Nitropyridine N-Oxide should be shipped in tightly sealed containers, protected from light and moisture. Handle with appropriate chemical safety measures. Label according to relevant transport regulations. Store at room temperature during transit and avoid exposure to heat, open flames, or incompatible substances. Confirm compliance with local and international shipping requirements. |
| Storage | 2,3-Dimethyl-4-Nitropyridine N-Oxide should be stored in a tightly sealed container, protected from light and moisture, in a cool, dry, and well-ventilated area. Keep away from heat, open flames, and incompatible materials such as strong acids or reducing agents. Store at room temperature and label clearly. Always follow relevant chemical storage and safety guidelines. |
| Shelf Life | 2,3-Dimethyl-4-nitropyridine N-oxide is stable under recommended storage conditions; typically, its shelf life exceeds 2 years unopened. |
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Purity 98%: 2,3-Dimethyl-4-Nitropyridine N-Oxide with a purity of 98% is used in pharmaceutical intermediate synthesis, where it ensures high yield and minimized impurity profile in end products. Melting Point 142°C: 2,3-Dimethyl-4-Nitropyridine N-Oxide with a melting point of 142°C is used in organic electronic materials development, where thermal stability under processing conditions is critical. Molecular Weight 152.15 g/mol: 2,3-Dimethyl-4-Nitropyridine N-Oxide at a molecular weight of 152.15 g/mol is used in mechanistic studies of heterocyclic compound reactivity, where accurate molar calculations enhance reproducibility. Particle Size <10 μm: 2,3-Dimethyl-4-Nitropyridine N-Oxide with particle size below 10 μm is applied in fine chemical formulations, where improved dispersibility leads to homogeneous reaction mixtures. Stability at 100°C: 2,3-Dimethyl-4-Nitropyridine N-Oxide stable at 100°C is used in catalyst systems for high-temperature organic synthesis, where prolonged integrity increases reaction efficiency. Solubility in DMSO 100 mg/mL: 2,3-Dimethyl-4-Nitropyridine N-Oxide with solubility in DMSO at 100 mg/mL is used in drug discovery screening, where high concentration stock solutions facilitate assay preparation. UV Absorbance λmax 325 nm: 2,3-Dimethyl-4-Nitropyridine N-Oxide with UV absorbance maximum at 325 nm is utilized in photochemical research, where distinct chromophore properties aid in photoactivation studies. |
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Our long-standing commitment to chemical synthesis has set the groundwork for genuine expertise in producing 2,3-Dimethyl-4-Nitropyridine N-Oxide, a molecule that plays an outsized role in cutting-edge chemistry projects. Laboratories often face unexpected challenges when sourcing high-purity aromatic N-oxides, and the intricacies of this compound’s structure demand precise control of every manufacturing stage. Over the years, chemists and process engineers in our facility have paid close attention to reaction conditions, purification techniques, and storage environments, ensuring the final material is free from residual impurities or degradation byproducts. Sometimes blending steps later in downstream processing call for unadulterated material to avoid chain contamination—any lapse can set back entire projects. We keep the conversation going with research labs and process chemists, and every stakeholder benefits from robust, predictable batch-to-batch quality.
Colleagues in pharmaceutical development, agrochemical research, and specialty organic synthesis ask for this product because it solves specific problems. The N-oxide group transforms reactivity; it grants this pyridine scaffold subtle, valuable electronic tweaks that open up new possibilities in regioselective oxidation reactions, nucleophilic substitutions, and unusual cyclization pathways. Materials researchers rely on it to design custom ligands, charge-transfer complexes, and heterocyclic frameworks that lie at the intersection of performance and reliability. In our own testing, we have seen this compound serve as a powerful oxidizing agent for functional group transformations and as a synthetic building block that couples efficiently, leaving minimal side reactions.
Often, academic groups tackle methodology development with proprietary or homebrewed reagents. Reliability becomes uneven, and many research teams come to us for the guarantee of reproducibility they can't replicate with makeshift materials. In this field, precision directly influences research outcomes, especially because poorly characterized or contaminated starting materials can waste months of work. Our direct involvement in core synthetic challenges—helping to scale up milligram procedures to kilogram production—demonstrates why manufacturers who get their hands dirty day after day develop a sharper intuition for the true needs of applied research.
Many people new to advanced organic synthesis quickly discover that not all 2,3-dimethyl-4-nitropyridine N-oxide is created equal. Purity, moisture sensitivity, and crystalline form can change how a reaction proceeds. Our routine analyses, including NMR, HPLC, melting point, and TLC, show that trace metal contaminants, oxidized byproducts, or excess solvent residues can linger undetected. Researchers sometimes struggle with batch failures rooted not in their technique, but in hidden sample inconsistencies traced back to inferior material handling or rushed preparation.
We learned through feedback that subtle differences in particle size and solubility make a dramatic impact on scale-up processes. Heavily hydrated samples tend to clump and disperse poorly in nonpolar solvents. Every batch produced in our controlled environment is rigorously dried, sieved, and confirmed by quantitative assay, which allows downstream users to work confidently. For some applications, ultra-high purity above 99% is a must, eliminating any guesswork about how the N-oxide will interact with catalyst screens or complex substrates.
Researchers focus not only on purity but on consistency from lot to lot. Large projects—especially in pharmaceutical pipeline development—cannot tolerate run-to-run surprises. To serve our core clientele, we install redundant control checks and respond in real time to customer feedback, tuning preparation and packaging methods in response to new challenges. This sort of give-and-take feeds long-term trust and makes technical progress a shared endeavor.
Judging from years of comparative analysis, this N-oxide differs from more basic pyridine derivatives in both application and handling nuances. Many competitors offer products that emphasize cost-saving shortcuts, sacrificing either purity or precise crystallinity. Synthetic chemists and process scale-up teams grow frustrated by mismatches in melting points, variable solubility profiles, or residues that impact downstream reactivity. We stepped away from a one-size-fits-all approach, engineering our batch synthesis and post-processing to meet exacting, documented standards every time.
The dual presence of methyl groups at the 2 and 3 positions substantially changes reactivity compared to unsubstituted or mono-methylated analogs. These substitutions shield the pyridine ring, reducing unwanted electrophilic attack and providing increased oxidative stability. The nitro group at the 4-position, coupled with N-oxidation, modifies electron density in a way that skilled chemists find uniquely useful for regioselective transformations. We have seen many projects get hung up on minor differences in reagents—using an under-characterized N-oxide from another supplier introduces new, uncontrolled variables at key steps. Our material’s robust analytical support, along with thorough documentation and transparent batch tracking, helps project leaders stay focused on developing chemistry rather than troubleshooting supply chain issues.
Some users select similar-sounding nitropyridine N-oxides, only to face lower yields or byproducts that complicate purification. The two methyl groups here are not cosmetic—they deliver a measurable difference in both reaction outcome and product quality. Our own teams have published studies demonstrating that, compared to 4-nitropyridine N-oxide without methylation, the dimethyl variant resists side reactions more effectively and provides greater selectivity in certain oxidative couplings. We encourage ongoing dialogue with researchers who encounter unexpected hurdles and regularly update our manufacturing protocols to address new requirements as the field evolves.
In the research sector, failure to provide full transparency makes or breaks a project. Supply disruptions or incomplete paperwork can dead-end regulatory compliance or intellectual property filings. Over years of collaborating with clients in internationally regulated markets, we refined our record-keeping protocols, shipping security, and responsiveness to data requests. Each lot of 2,3-dimethyl-4-nitropyridine N-oxide leaves our plant with analytical printouts: NMR, HPLC, MS, moisture content, and full synthetic traceability. This documentation grows even more important as applications shift toward scale-up trials or pilot manufacturing, where regulatory review hinges on supplier diligence.
We revisit our SOPs each season based on both customer feedback and our own process monitoring data. Issues flagged by customers—whether as simple as packaging error, or as complex as a subtle impurity discovered during downstream analysis—become the nucleus for further process improvement. Accountability works both ways: we work with customers facing setbacks, advising on best use and sharing insights gathered from previous large-scale trials and multi-step syntheses.
Manufacturing this specialized aromatic compound means grappling with challenges like moisture sensitivity, tendency to degrade under excessive heat, and batch reproducibility. Much of the value we deliver comes from decades of experience managing these challenges directly. We maintain strict separation between precursor and finished product handling, and rapid, low-temperature isolation ensures product stability. Hydroscopicity can cause product to pick up weight inconsistently if not monitored, so production takes place in controlled humidity environments with regular moisture checks.
We also support safe logistics, since laboratory- and pilot-scale purchases may need special packaging to guarantee integrity over shipment. Experience has shown us that chemical performance at the bench can fluctuate if improper packaging allows product exposure to air, trace acids, or even mechanical vibration through long transit routes. Product is double-sealed under inert atmosphere for long-haul customers, and always tested again on arrival if requested.
Knowing how even small variations in supply impact downstream chemistry, we have invested steadily in both our workforce and production infrastructure, installing redundant purification lines and maintaining live batch-monitoring. This minimizes unscheduled downtime, which research-driven clients trust for time-sensitive studies.
Years spent working with academic groups, pharmaceutical chemists, and specialty R&D labs have shown the clear value of direct dialogue between manufacturer and end-user. Sometimes research teams try to solve reactivity issues by tweaking experimental conditions—ignoring that off-specification input material sits at the root of the problem. By inviting users to engage directly with our process engineers, we close the loop between observed bench chemistry and upstream production details.
We share technical case studies where simple substitution of our high-purity batches for generic grades eliminated unwanted impurities, improved selectivity, and cut reaction times. Building this feedback loop keeps us honest about our own strengths and limitations, and it keeps us in tune with the real-world conditions that matter most in the lab or pilot plant.
One of our most notable collaborations involved scaling a promising oxidative coupling route from milligram to multi-gram scale. The principal investigator initially dealt with erratic outcomes using samples from assorted sources. Once supplied with a consistent, well-characterized material from our upgraded line, the team reported both improved reproducibility and sharper chromatographic separations. Their published work now credits product consistency as a decisive factor in project success, reinforcing the practical benefits of ongoing communication and supplier partnership.
Every year brings new reports highlighting the inventive uses of substituted N-oxides. Researchers from multiple sectors have flagged this compound’s value in advanced heterocycle construction, oxidation chemistry, and catalysis development. Its unique substitution pattern positions it as a versatile candidate for both standard organic synthesis and experimental approaches seeking novel function.
Our internal development studies and interaction with research institutions point toward growing interest in N-oxides not only as reagents, but also as functional intermediates in the synthesis of pharmaceuticals, dyes, electroactive materials, and molecular sensors. Process improvements within our facility maintain the level of reproducibility these high-stakes projects demand, and our technical staff keeps pace with changing formulation and purity needs through continual training and technology upgrades.
As intellectual property boundaries grow sharper, labs who can demonstrate complete supply chain control and fully traceable batch histories enjoy a competitive edge. Reliable sourcing for this compound emerges as not just a convenience, but a technical and regulatory advantage. We treat this obligation seriously, blending our knowledge of synthetic chemistry, industry compliance, and responsive customer service to keep leading-edge research on track.
To further bolster process resilience, we continue to invest in analytical automation, batch tracking, and environmentally conscious production changes. Feedback from partners often feeds into pilot projects to reduce solvent waste and optimize yield for runs as small as a few tens of grams to multi-kilogram orders. We also work with waste disposal and environmental health experts to ensure small-scale manufacturing remains compatible with safe, responsible stewardship.
Future plans include expanding technical outreach so more research groups can access both the product and the manufacturing know-how behind it. Our team welcomes challenges and encourages open-ended questions about adapting 2,3-dimethyl-4-nitropyridine N-oxide to unconventional applications. Collaboration builds not just better products, but a more nuanced understanding of where bottlenecks and breakthroughs really happen. Just as every successful reaction starts with the right ingredients, every sustainable research program builds on transparency, open knowledge, and grounded expertise in materials supply.
Looking ahead, we expect innovations in catalysis, drug discovery, and functional material development to continue relying on highly characterized, manufacturer-managed specialty chemicals. As a producer directly invested in both process optimization and customer outcomes, we find ourselves not just a supplier, but a working partner to the research community driving tomorrow’s breakthroughs.