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HS Code |
236587 |
| Chemical Name | 2,4-Dimethoxypyrimidine |
| Molecular Formula | C6H8N2O2 |
| Molecular Weight | 140.14 |
| Cas Number | 16118-49-3 |
| Appearance | White to off-white solid |
| Melting Point | 58-62°C |
| Boiling Point | 220-222°C at 760 mmHg |
| Density | 1.15 g/cm3 |
| Solubility | Soluble in organic solvents such as ethanol and DMSO |
| Smiles | COC1=NC(=NC=C1)OC |
| Pubchem Cid | 228539 |
| Inchi | InChI=1S/C6H8N2O2/c1-9-5-3-4-7-6(8-5)10-2/h3-4H,1-2H3 |
| Refractive Index | 1.516 |
| Pka | Estimated pKa 2.75 (for conjugate acid) |
| Storage Conditions | Store in a cool, dry place, tightly closed container |
As an accredited 2,4-Dimethoxypyrimidine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 2,4-Dimethoxypyrimidine is packaged in a sealed 100g amber glass bottle with a tamper-evident cap and safety labeling. |
| Shipping | 2,4-Dimethoxypyrimidine is typically shipped in tightly sealed containers, protected from moisture and direct sunlight. Packages comply with relevant chemical transport regulations, labeled for laboratory and industrial use. Ensure material safety data sheets (MSDS) accompany each shipment. Handle with personal protective equipment (PPE) to prevent exposure during transit and storage. |
| Storage | 2,4-Dimethoxypyrimidine should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizing agents. Protect from moisture and direct sunlight. Ensure proper labeling and keep the storage area secure. Follow relevant safety guidelines and local regulations for chemical storage and handling. |
Applications of 2,4-Dimethoxypyrimidine in Industrial Manufacturing2,4-Dimethoxypyrimidine serves as a critical intermediate in several specialized industrial sectors. As a direct manufacturer, we supply this compound mainly to regulated fields requiring exact chemistries and well-defined integration within their downstream processes. Outlined below are the major application tracks, with detailed compliance, usage, processing, and product specifications. 1. Agrochemical Active Ingredient SynthesisOur material is incorporated by crop protection formulators for the synthesis of selective herbicides. It delivers a consistent pyrimidine scaffold preferred in triazine, pyrimidinyl-benzoic, and sulfonylurea herbicide classes. Chemists use it as a coupling component in step-growth and condensation reactions under strictly controlled conditions. Quality assurance focuses on trace impurities and reproducible conversion rates to ensure safe deployment in the field. Industry compliance standards
Typical usage ratio
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2. Pharmaceutical Intermediates for Antiviral AgentsPharmaceutical synthesis teams utilize our product as a structural intermediate in producing pyrimidine nucleosides and next-generation antivirals. The compound’s two methoxy groups permit tailored functionalization at positions 2 and 4, which underpins the assembly of nucleotide analogs and small-molecule inhibitors. Downstream, tight batch controls ensure adherence to cGMP and pharmacopoeia standards, especially concerning residual solvents and trace contaminant limits. Industry compliance standards
Typical usage ratio
Downstream process integration
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3. Synthesis of Advanced Materials for ElectronicsProducers of functional polymers select our compound for assembling electron-transport materials and OLED intermediates. The rigid heterocyclic ring and matched reactivity points allow for controlled incorporation into conjugated polymer backbones, enhancing charge mobility and emission stability. Manufacturing focuses on extrapure grades to avoid introducing trap states or device-degrading side products. Industry compliance standards
Typical usage ratio
Downstream process integration
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4. Specialty Dye and Pigment PrecursorIn the dye and pigment manufacturing sector, our chemical acts as a key aromatic precursor for producing light- and heat-resistant pigments. Manufacturers exploit the stability of the dimethoxypyrimidine core for building azo, anthraquinone, and heterocyclic pigments via controlled oxidation or condensation processes. Resulting products address high-value textile and plastic coloration needs with stringent performance and migration criteria. Industry compliance standards
Typical usage ratio
Downstream process integration
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Every batch of 2,4-Dimethoxypyrimidine that leaves our reactors has a story rooted in years of experience at the manufacturing level. In practical synthesis, consistent quality makes all the difference. Ours consistently shows a clean, bright crystalline appearance and passes rigorous purity evaluations exceeding 99%. Such attention to detail pays off in benchwork: project teams trust our material to behave the same way in milligram tests and in industrial kilo scale-ups.
We have seen colleagues struggle with materials sourced from poorly controlled reactors—yields drop, side reactions creep in, and expensive downstream purification eats into margins. This led us to invest in a tightly controlled process, focusing on accurate stoichiometry and close monitoring of moisture, which keeps hydrolyzed byproducts out of the product stream. Technicians routinely use Karl Fischer titrations and HPLC to check every lot, while a built-in molecular sieve setup eliminates traces of water before packaging. These real-world steps keep our 2,4-Dimethoxypyrimidine fit for sensitive coupling reactions that are common in pharmaceutical contracts.
Our production lines don’t just churn out product; teams refine parameters based on hands-on customer feedback. Chemists working with us mention that our 2,4-Dimethoxypyrimidine dissolves quickly in polar organic solvents, and does not throw insoluble particles after mixing. This means that engineers handling multi-ton runs can skip steps otherwise needed to pre-filter or pre-dry some competitors’ grades. Problems with plugging filters or seeding out are rare, saving real time and money.
For teams optimizing microwave or batch reactors, our fine particle grade brings a uniform melt at lower energy. Several agrochemical process chemists have noticed they can trust our typical particle size for smooth integration into continuous process lines, avoiding batch-to-batch surprises. Sharp melting point consistency makes routine analysis simple, and any unexpected thermal behavior gets flagged during outgoing QC. This allows direct feedback from plant chemists to the QC floor, with controls tightened as needed. Feedback loops like this are only possible in a manufacturing setting that values open communication.
2,4-Dimethoxypyrimidine has become a tried-and-true intermediate for many heterocyclic syntheses. Teams in pharma often rely on it as a precursor for key pyrimidine-based drugs; its electron-donating methoxy groups open the molecule to further substitution, broadening possible reaction routes. Crop science labs build on this scaffold for the preparation of modern herbicides. One reliable route to triazolopyrimidines, popular in crop protection, starts with this molecule.
In our plant, we built campaign scheduling around seasonal demand: agrochemical clients request rush batches during the pre-growing season, while pharma clients typically request high-purity grades for medicinal chemistry during the project lead-up phase. Communication with these groups led to the decision to supply several particle size cuts, which allow for flexibility in scale-up. It’s interesting how one molecule bridges so many industries under a single roof.
Another point raised by experienced process chemists: batches from competitors sometimes introduce subtle impurities that can show up only downstream. Our continuous crystallization and careful control of side reactions almost always prevent trace dimers and minor regioisomer formation. As a result, downstream purification steps for our partners become faster and less wasteful, which is exactly what a reliable supply chain should offer in bulk chemistry markets.
From the bench chemist’s view, 2,4-Dimethoxypyrimidine offers a blend of reactivity and selectivity that surpasses more basic pyrimidines. The methoxy groups not only activate certain positions on the ring for further substitution but also shield the molecule from hydrolytic degradation during longer storage, compared to dihydroxypyrimidine analogs.
In our early days, clients sometimes used unprotected pyrimidines that could degrade in humid warehouses, forcing rushed timelines or disposal of compromised inventory. By shifting to the dimethoxy variant, they now see shelf lives that suit global distribution, and less stress in supply planning. Process engineers tell us they can use ambient, instead of strictly inert, atmospheres during transfers and packaging. Waste streams from purification come cleaner, which helps teams working to meet local environmental regulations.
Lab work confirms that the two methoxy groups alter the molecule’s electron density, resulting in smoother nucleophilic aromatic substitutions. This reactivity profile sets our product apart from other pyrimidine isomers, which often prove sluggish or require harsher conditions—raising both cost and risk factors. Our researchers keep detailed records of pilot-plant observations to help scale up greener, lower-temperature processes for our regular customers.
Managing a chemical plant requires facing unexpected challenges, from raw material variability to logistics bottlenecks influenced by unpredictable weather or supply networks. We learned long ago to keep strong relationships with basic material producers, particularly for high-purity methanol and formamidine sources, which underpin reliable 2,4-Dimethoxypyrimidine output.
Logistics teams on site monitor warehouse conditions year-round. It’s one thing to make a fine batch in the lab, another to move it halfway around the world without caking, degradation, or moisture pickup. We use lined drums and vacuum packaging based on customer advice—especially those in tropical or monsoonal regions. Shipping documents get customized with real-time data when sensitive batches are en route, and partners rely on those to make informed scheduling decisions for downstream processing.
Every few months, engineering teams huddle with plant chemists to review solvent recovery efficiency and residue management. The downstream condensate streams are treated and monitored for methoxy-bearing fragments, which helps keep emissions well within local and international standards. Not every competitor takes the trouble to invest in modern condensers or recovery columns, but these steps matter to neighbors and authorities. Being a manufacturer brings responsibility to both the chemists in the plant and the community beyond the factory fence.
Many clients, after trialing materials from several sources, settle on ours for repeat orders. Feedback loops—weeks or months after delivery—genuinely help us improve. When a German pharma partner reported lower yields in a key hydrogenation, we traced the issue to subtle changes in our overhead condensers, made a lineup tweak, and returned with a batch that restored their productivity.
No one gets batch perfection every time in chemical manufacturing, and transparency matters—especially after a rare deviation. Every lot produced is tied back to real manufacturing reports, not marketing brochures. Open batch data allow clients to judge process changes, understand risk, and decide on their own QC practices with confidence.
Another long-term benefit of making this molecule at scale: we identify bottlenecks in supplier networks for core reagents, especially during periods of geopolitical uncertainty or changing customs rules. Several years back, we learned the hard way during a methanol supply crunch that holding safety stocks, even at extra storage cost, pays out in uninterrupted customer delivery. Plenty of traders talk about just-in-time supply, but as manufacturers, we prepare for the realities of international chemical logistics.
On the regulatory side, inquiry teams regularly ask about compliance with REACH, TSCA, or local chemical registration standards. Rather than providing template certifications, our regulatory desk responds with actual batch records, detailed impurity profiles, and recent third-party audits. Auditing teams from multinational clients often visit production lines, not just offices, to check operator procedures, waste handling, and emergency preparedness.
Sustainability means something different on the factory floor than in a policy memo. Solvent recovery may not sound exciting, but it can significantly reduce operating costs and volatile organic releases. A decade ago, we commissioned a unit for continuous solvent recycle and now recover over 85% of the methanol used in each run. This translates into savings that let us keep pricing competitive during broader energy cost swings. Operating like this also secures permits from environmental authorities faster, freeing up capital for reinvestment into better reactors.
Transparency builds trust, so detailed records of heavy metal residues, volatile residues, and final product analyses are shared with partners who ask for them. Trace levels of metals from catalyst residues or unexpected side reactions can halt downstream drug registration, so field-level batch data become part of the customer’s own regulatory documentation packages. By collaborating with R&D groups doing final product testing, we avoid rushed emails and emergency sample requests in the licensing phase.
Over many campaigns, we learned that pre-emptive equipment maintenance matters. Scaling up calls for rechecking seals and inspecting pipelines for microcracks, especially on the lines carrying hot methanol or corrosive reagents. We schedule annual site-level ‘turnarounds’—days devoted solely to preventive maintenance, testing relief valves, and inspecting insulation. Everyone from line operators to plant managers takes part, because downtime in peak production periods hurts more than a few hours lost in maintenance.
Solvent quality, reagent handling, and reaction monitoring are not just line items on an operation checklist; they shape outcome, yields, and safety for everyone involved. Evaporation losses or minor leaks, while they may seem trivial, can add up to significant losses on large-scale operation. Regular plant floor visits allow engineers to catch trends—glossy reports never show the small accumulation of fines at the base of a packing column or the subtle change in reactor color that signals trace impurity buildup.
As teams refine the process, the documentation from each campaign becomes the foundation for the next improvement. Standard operating procedures draw on hard-earned lessons, not generic copy-paste manuals. Revisions address the actual pain points: a faulty flange, an unreliable sensor, a drifting batch temperature. These small adjustments, cataloged and implemented, keep our operation efficient, and ultimately keep delivery promises to customers.
Part of being a manufacturer means fielding unexpected project requests from customers facing new technical challenges. Occasionally, clients approach us with requests to tailor the particle size for improved reaction rates or to adapt packaging for automated dispensing systems. Once, a US-based biotech needed a dust-free, non-caking product that could feed directly into a closed system reactor. We retooled a drying and sieving subsystem, trialed small lots, and went through three rounds of feedback before landing on a specification that worked. Those collaborative efforts help both us and our customers advance their own technologies.
Technical teams on both ends review filled-out process forms and analytical reports to understand performance in real-world applications—whether optimizing a synthesis step, lowering solvent loads, or reducing waste streams. Sometimes, a subtle difference in crystal habit or residual solvent content affects a downstream operation. Sharing data and, if needed, additional process runs, helps our clients reach their project milestones.
Industry shifts prompt us to adjust. Process innovation in recent years has put greener synthesis routes in focus, with clients screening for lower environmental footprint and reduced reliance on problematic reagents. Our R&D team evaluates new catalysts and explores bio-based solvent systems for core reactions. While some experimental approaches need more validation, early results suggest tighter reaction control reduces both energy use and waste streams.
As more research groups look into pyrimidine analogs for innovative therapies, we work closely with them to adapt our own manufacturing workflows. It is a give-and-take: their questions about trace analysis or regulatory trends become opportunities for us to improve what we offer. This dialogue between plant and project chemists helps drive real innovation, not just incremental efficiency.
Experience working directly with the raw materials, reactors, operators, and delivery logistics gives us a grounded outlook. Synthetic chemists and procurement teams often seek confidence in chemical supply that only comes from direct partnership with the source. We handle every aspect of production, so questions about supply chain transparency, environmental performance, or chemical consistency have answers drawn from real data, not outsourced summaries.
Long-term planning, regular process review, and technical feedback from production experts keep our 2,4-Dimethoxypyrimidine a steady foundation for research and industrial projects. As expectations change, our commitment remains the same: delivering product that matches the needs and aspirations of end-users, chemists, and the communities we serve. Each shipment reflects a combination of process control, knowledge sharing, and a practical approach honed by years of manufacturing experience.