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5,6-Dimethyluracil

    • Product Name 5,6-Dimethyluracil
    • Alias Thymine 2,4-dione
    • Einecs 208-697-5
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    835042

    Chemicalname 5,6-Dimethyluracil
    Molecularformula C6H8N2O2
    Molarmass 140.14 g/mol
    Casnumber 626-48-2
    Appearance White to off-white solid
    Meltingpoint 227-229 °C
    Density 1.28 g/cm³
    Solubilityinwater Slightly soluble
    Pubchemcid 13598

    As an accredited 5,6-Dimethyluracil factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 5,6-Dimethyluracil is supplied in a 25-gram amber glass bottle with a chemical label, safety warnings, and lot number.
    Shipping 5,6-Dimethyluracil is shipped in tightly sealed, labeled containers, protected from moisture and direct sunlight. The substance requires storage at room temperature in a cool, dry, well-ventilated area. It should comply with standard chemical shipping regulations, ensuring safe handling and transport to prevent spillage or exposure during transit.
    Storage 5,6-Dimethyluracil should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizers. Protect it from direct sunlight and moisture. Ideally, store at room temperature and label clearly. Follow appropriate laboratory safety procedures, including use of personal protective equipment, when handling or dispensing the chemical.
    Application of 5,6-Dimethyluracil

    Applications of 5,6-Dimethyluracil in Industrial Manufacturing

    5,6-Dimethyluracil serves as a specialized intermediate and functional component in several advanced industrial sectors. Our production ensures controlled purity, consistent particle size, and batch-to-batch quality, directly supporting critical downstream syntheses in pharmaceuticals, specialty agrochemicals, and high-performance materials. We collaborate closely with leading manufacturers to integrate this compound into highly regulated processes, addressing specific compliance, proportioning, and product quality requirements.

    1. Pharmaceutical Intermediates for Pyrimidine-Based APIs

    Active pharmaceutical ingredient manufacturers use 5,6-dimethyluracil for synthesizing modified pyrimidine derivatives in a range of drug molecules, notably anti-viral and anti-cancer agents. This material enters at nucleoside/nucleotide building block assembly, often requiring high purity and strict impurity profile control. We support process developers with validated quality documentation and scalable delivery options, allowing robust route development and compliance with registration requirements.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • USP-NF reference standards for raw materials
    • EDQM CEP requirements for pharmaceutical starting materials
    • 21 CFR Part 211 (cGMP regulations for finished pharmaceuticals, applicable to API supply chain intermediates)

    Typical usage ratio

    • 0.2 – 0.8 molar equivalents per API batch, subject to route optimization and step yield requirements
    • Adjusted in process development based on conversion, impurity handling, and downstream purification steps

    Downstream process integration

    • Initial condensation or cyclization step in heterocycle synthesis
    • Formation of nucleoside analogs via enzymatic or chemical coupling
    • Pre-functionalization prior to late-stage API derivatization

    Final product types

    • Anticancer active pharmaceutical ingredients (APIs)
    • Anti-viral pyrimidine-based drugs
    • Nucleoside analog medications
    • Investigational pharmaceutical compounds for preclinical trials

    2. Agrochemical Synthesis: Herbicide and Fungicide Precursors

    Major agrochemical companies employ 5,6-dimethyluracil as a specialized precursor in triazine and uracil-based herbicide and fungicide families. Used at the fine chemical stage, it enables efficient ring modification and nitrogen substitution, supporting the development of compounds with enhanced selectivity and environmental safety. Our batches are produced under ISO 9001 control, with documentation to aid regulatory dossier preparation.

    Industry compliance standards

    • ISO 9001:2015 certified manufacturing and QC
    • FAO/WHO specifications for technical active ingredients
    • REACH registration for European markets
    • Mandatory documentation for US EPA inert ingredient submissions

    Typical usage ratio

    • 3 – 7% by weight of reaction mass, optimized for target molecule modifications and final substance purity
    • Ratio adjustments based on targeted herbicide/fungicide scaffold and required conversion yield

    Downstream process integration

    • Nitrogen alkylation or halogenation steps preceding core ring formation
    • Direct condensation with aryl or heteroatom substituents
    • Recrystallization and purification prior to active ingredient formulation

    Final product types

    • Uracil-based selective pre-emergence herbicides
    • Systemic fungicides for crop protection
    • Soil-applied weed control agents
    • Intermediate concentrates for formulation into wettable powders or suspensions

    3. Specialty Dye and Pigment Synthesis

    Manufacturers of specialty electronic and textile dyes utilize 5,6-dimethyluracil as a reactive moiety for producing high-stability colorants. The material supports molecular modifications that improve lightfastness, solubility, and compatibility with advanced application substrates. We guarantee traceability and support dye synthesis workflows through strict control of heavy metals and organic residue content.

    Industry compliance standards

    • OEKO-TEX® Standard 100 for textile dyes (input chemical approval)
    • REACH Annex XVII restrictions for pigments
    • ISO 18314 color measurement standards
    • Quality control in line with IEC 62431 for optoelectronic materials

    Typical usage ratio

    • 5 – 15% by weight in multi-component dye synthesis batches, depending on chromophore target and batch scale
    • Ratio fine-tuned to substrate compatibility and intended shade intensity

    Downstream process integration

    • Base material for condensation reactions in thiazole or triazine dye families
    • Coupling component in diazotization processes for pigment stabilization
    • Intermediate isolation prior to final metallization or finishing

    Final product types

    • Reactive textile dyes for synthetic fabrics
    • Photoresist colorants for semiconductor processing
    • Fluorescent pigments for industrial and security marking
    • High-temperature stable organometallic dyes

    4. Nucleic Acid Probe Synthesis for Diagnostic Devices

    Producers of molecular diagnostic tools use 5,6-dimethyluracil as a building block in the chemical synthesis of RNA and DNA probes for use in PCR, in situ hybridization, and microarray technologies. Our material offers consistent nucleobase substitution patterns, essential for probe specificity and signal clarity. We provide extensive analytical documentation, lot traceability, and packaging suitable for molecular biology environments.

    Industry compliance standards

    • ISO 13485 for diagnostic device component traceability
    • ISO 18385 requirements for forensic and molecular biology reagents
    • 21 CFR Part 820 FDA QSR for US diagnostic manufacturers
    • EU IVDR (In Vitro Diagnostic Medical Devices Regulation)

    Typical usage ratio

    • 0.05 – 0.3 molar equivalent per oligonucleotide batch, varying with probe length and designed sequence modification
    • Adjusted to achieve required melting temperature and hybridization properties

    Downstream process integration

    • Base-coupling step during automated solid-phase oligonucleotide synthesis
    • Modified nucleobase introduction in multi-step probe assembly
    • Final purification using HPLC or capillary electrophoresis

    Final product types

    • Gene expression microarray probes
    • Real-time PCR detection oligonucleotides
    • Molecular beacon and FRET probes
    • Custom RNA standards for clinical diagnostics
    Free Quote

    Competitive 5,6-Dimethyluracil prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.

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    Certification & Compliance
    More Introduction

    5,6-Dimethyluracil: An Experienced Manufacturer’s Perspective

    Real Use, Real Results: What Sets 5,6-Dimethyluracil Apart

    We have spent years refining the production of 5,6-Dimethyluracil, investing in every step to secure its continued performance in demanding environments. Chemists and research teams requiring a reliable methylated uracil derivative consider this product a staple not just because it performs, but because it survives the rigorous expectations of real-world applications. Our batches maintain tight control of purity and consistency, giving every lab technician and industrial formulator peace of mind instead of headaches over impurities or unpredictable results.

    Producing 5,6-Dimethyluracil isn’t a process that rewards shortcuts. Using high-grade starting materials and precise temperature control, our operation focuses on eliminating trace contaminants that can easily slip into lesser-quality lots. In research, even subtle impurities undermine the integrity of findings and projected results. This is especially true for nucleic acid studies, where even minor changes at the molecular level ripple through biological systems. Mistakes or unknowns at this step mean wasted time, jeopardized experiments, or, in scale-up projects, costly batch failures.

    Over many production runs, injuries, or significant process failures have not come from the main reaction, but almost always from improper crystallization techniques or unreliable filtration equipment. Our team adjusted methods for drying and milling to ensure no cross-contamination. Only with years of mistakes, trouble-shooting, and repair work do you arrive at a robust, repeatable process. For clients who demand papers and proof, we are never shy about submitting detailed chromatography reports, and we keep years of production records for traceability.

    The Difference Between 5,6-Dimethyluracil and Its Close Relatives

    5,6-Dimethyluracil occupies a precise point within pyrimidine chemistry. Most laboratories familiar with uracil derivatives recognize the impact that methyl substitution has on binding interactions, reactivity, and ultimate usefulness. Compared to uracil or 6-methyluracil, the extra methyl group at the 5-position alters electron density and changes the product’s affinity for a series of enzyme targets. This isn’t a small difference on paper – it means visible improvement or loss of performance in actual screening campaigns or synthesis of modified nucleosides.

    We have seen how researchers try to substitute more common methyluracils to save time or cost, but those attempts often fall short. The specificity required in nucleic acid hybridization, drug intermediate preparation, or even as a standard for chromatography means tiny differences in structure create downstream impacts. For instance, attempts to replace 5,6-Dimethyluracil with 5-methyluracil may skew melting temperature studies. Only the dual methylation pattern of 5,6-dimethyluracil delivers certain solubility, stability, and predictable chromatographic behavior that modern labs demand.

    Customers working on oligonucleotide chemistry, diagnostics, or pharmaceutical scaffolds often tell us how switching to less pure or inadequately characterized material leads to longer purification processes and unexpected side-products. Our in-house application specialists always warn against assuming all pyrimidine derivatives function alike. We hear from them after reading journal reports or attending technical seminars: even reputable groups who changed the molecular precursor or supplier mid-project ended up repeating months of work. Consistency counts more than promotional claims or theoretical purity.

    Practical Use Cases and Challenges in Application

    The real-world value of 5,6-Dimethyluracil comes into focus in the demanding settings of pharmaceutical synthesis and diagnostic kit manufacture. Pharmaceutical companies approach us not for cheaper alternatives, but because our product allows scale-up with predictable yields and reaction profiles. In one case, a partner in nucleoside analog development reported that switching from 5-methyluracil to our product improved their principal reaction’s selectivity by over twenty percent. With less purification needed, their output and timeline improved – not based on theory, but in hands-on, industrial conditions.

    Environmental conditions in processing play an essential role. Humidity, storage temperature, and atmospheric exposure alter the stability and usability of pyrimidines. For 5,6-Dimethyluracil, we’ve factored temperature control into packaging, and include detailed stability guidance. Years ago, we found keeping the compound dry using vacuum-sealed pouches eliminated most of the clumping and degradation reported by early clients. The finer points matter: a powder that resists moisture in storage keeps its handling easy and reproducible. We don't just sell the compound; we work closely with partners to optimize shelf-life and handling, offering practical advice based on decades of dealing with air-sensitive materials.

    In chromatography, 5,6-dimethyluracil helps serve as a reference standard thanks to its sharp melting point and defined peak in UV detection. Analysts who rely on tight calibration standards notice if a standard drifts or becomes impure. We never source from intermediaries or trade untested material because a single bad batch could affect thousands of samples down the line. We monitor every lot, confirming structures with both NMR and MS, and only ship with all analytical data in hand.

    Linking Reliable Production to Scientific Progress

    From our vantage point, the most profound advances in nucleic acid chemistry and pharmaceutical innovation depend not just on breakthrough ideas but on raw materials that perform exactly as intended. Each test tube, flask, or production reactor that uses 5,6-Dimethyluracil ultimately reflects years of work at our manufacturing plant—equipment investments, hours fine-tuning chromatographs, and hands-on troubleshooting across countless synthesis campaigns. Clients trust us not because we promise perfect product every time, but because they see a long history of openness, ongoing technical dialogue, and an honest record of adapting when challenges appear.

    Much of our work involves supporting custom orders. Scientists arrive with requests for modified specifications or further purification. Our approach prioritizes transparency. If a request stretches the process window or could interfere with downstream application, we explain those risks immediately. Labs rely on us to deliver a compound ready for complex chemistry, not a problem hiding in the post-purchase phase. Our production logs, detailed batch certificates, and real inspection records are available to every returning scientist or purchasing officer for reassurance.

    Specifications That Matter—By Experience, Not Marketing

    Some differences in specifications pass unnoticed by new buyers, but years on the production line revealed what matters. We monitor moisture content, particle size, and trace-metal contamination more closely than typical reference specifications. Our internal cutoffs are stricter than most pharmacopeia standards because we’ve seen the impact on solubility profiles, reaction kinetics, and long-term stability. Only seeing real-world batch mishaps—clumping, irregular blending, failed recrystallizations—teaches where theoretical analysis ends and practical control begins.

    We don’t chase the market with unproven claims or vague “premium” language. Instead, our engineering team regularly consults with high-throughput screeners, analytical chemists, and formulators, gathering ongoing feedback that shapes our future production runs. Knowledge gained through these interactions elevates the product well beyond what off-the-shelf specifications suggest. Our plant adapts with new filtration technology, resistance-monitoring in mill rooms, and continuous on-line NMR monitoring to minimize lot-to-lot variability. Those changes stem straight from user feedback, not marketing trends.

    Why Reliable Sourcing Matters Now More Than Ever

    Over the last decade, supply chain interruptions and quality scandals have made many researchers more attuned to where and how their reagents originate. We’ve fielded urgent requests from new partners after shipment delays or inconsistencies from offshore sources derailed time-critical work. The comfort of knowing exactly where each gram of 5,6-Dimethyluracil comes from means fewer delays, better reproducibility, and scientific integrity maintained from the benchtop to the production line.

    We insist on handling all manufacturing from raw material evaluation to boxed shipment. Each tonne of raw starting material undergoes incoming QC, and we do not outsource key synthesis or purification steps. Training staff in-house ensures no knowledge gaps or blind spots threaten the finished product. Regular audits, published quality manuals, and open-door policies keep our operation open for inspection—building trust not by secrecy but by visibility and real traceability throughout the process.

    Building Relationships with End Users: Beyond Transactions

    Our history is filled with examples of hands-on technical support and long conversations about troubleshooting rare byproducts or shifting reaction yields. The success of a batch or a project doesn’t stop at the factory gate. We encourage project managers, lab heads, and new researchers alike to share feedback on every shipment, whether that’s a single ampoule or industrial-scale drum. The ability to respond quickly, delivering new solutions or modified material, has been crucial on more than one occasion as regulatory needs shift or technical constraints emerge.

    Many repeat clients share new findings or updated protocols that stretch the conventional use cases for 5,6-Dimethyluracil. Some incorporate it in library synthesis for medicinal chemistry screening, where minimal lot-to-lot differences save months of redundant calibration. Others set up extensive stability trials, knowing our certificates track exactly how each batch performs over extended storage. We view these partnerships as mutual learning opportunities, expanding both our horizons and those of the scientists we supply.

    Pushing for Future Improvements: Real-World Innovations

    We do not rest on established processes. Since the demand for purer, more specialized molecular entities continues to climb, we invest in on-site R&D to further improve process efficiency, waste stream handling, and product traceability. Recent innovations on our end center on tighter integration of automated process monitoring, which flags deviations in real-time and prevents off-spec batches from reaching packaging. Green chemistry improvements also feature in our planning: we’ve cut hazardous solvent waste sharply by recycling streams and using safer alternatives where process compatibility allows.

    Feedback from synthesis teams drives development. When researchers ask for higher solubility, better color standards, or customized packaging, we bring those requests into every process evaluation. On one occasion, a clinical partner highlighted micro-trace differences in UV spectra from older batches. Taking their feedback, our team modified the late-stage purification, reducing baseline drift and delivering a more reliable analytical experience for every user afterward. Where issues appear, we see opportunities for incremental improvement, never final victory.

    The Daily Discipline of Manufacturing Quality

    Quality manufacturing reflects a culture of discipline and accountability, not just a fixed process. Our line operators, QC chemists, and packaging staff train in house under experienced hands, passing down knowledge through daily practice. Small errors compound quickly in high-purity chemical work; one missed QC reading or improper storage switch can sideline days of careful preparation. We hold regular quality meetings, not to showcase achievements but to share near-misses, troubleshoot failures, and collectively improve procedures. Over time, this discipline produces better batch records, sharper analytics, and a history of reliability that new or returning customers can depend on.

    We take regulatory compliance seriously, maintaining up-to-date documentation and always anticipating tighter standards. With every change in regulatory expectations, our team reviews production practices, evaluates risk, and updates process controls. This ongoing vigilance prevents issues that might surprise less-prepared outfits. Years of smooth inspections and rapid, honest reporting to regulatory bodies build resilience, not just for the next inspection, but for maintaining continuity in an unpredictable landscape.

    Transparency and Traceability Build Confidence

    Every lot number traces straight back to a specific manufacturing run, raw material intake, and series of analytical results. Buyers receive comprehensive certificates for each delivery, including HPLC, NMR, and MS data. If a technical issue arises, we access the entire run’s data within minutes and share findings openly, never hiding process challenges or shifting responsibility onto users. This system reassures even the most exacting partners that every step, from raw sourcing to shipment, occurs under our direct supervision.

    Solutions to Persistent Industry Challenges

    The chemical industry faces frequent headaches from inconsistent supplies, inadequate support, and changing regulatory landscapes. Our approach emphasizes directness and responsiveness. If a client experiences delayed results from a failed reaction or sees an unexpected impurity in their analysis, our technical team joins the troubleshooting conversation immediately. From providing deeper analytical reports to reprocessing or replacing material, we work towards solutions, rather than shifting blame or insisting on inflexible policies. This hands-on approach wins trust and keeps projects on schedule.

    In cases where regulatory requirements outpace traditional production practices, we remain proactive. Our compliance team monitors international updates, from REACH to local safety codes, and implements new controls before emergencies happen. Sometimes this means changing labeling, updating shipping paperwork, or even revisiting solvent selections before regulatory deadlines. We believe that staying one step ahead of regulatory change benefits both us and every end user counting on uninterrupted supply.

    Supporting a Forward-Thinking Research Community

    The most inspiring advances in chemical and biomedical innovation do not happen in isolation. 5,6-Dimethyluracil may seem a small cog on the vast wheel of research progress, but in the hands of skilled scientists it makes new discoveries, novel syntheses, and more reliable diagnostics possible. Our role, built over years of careful manufacturing and technical engagement, is to supply not just a molecule, but confidence and continuity that propel projects forward—a contribution earned through discipline, diligence, and listening first to the challenges faced by those working at the cutting edge.

    By prioritizing real-world consistency and practical support over empty promises, we enable research and development teams to focus their talent, budget, and time where it matters most. As science demands higher standards, we continue refining our own, knowing that trust in manufacturing translates to breakthroughs in every sample, test run, and publication that relies on our products.