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2,4,6-Trimethoxypyrimidine

    • Product Name 2,4,6-Trimethoxypyrimidine
    • Alias 2,4,6-Trimethoxy-1,3-pyrimidine
    • Einecs 690-279-5
    • 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

    969046

    Chemical Name 2,4,6-Trimethoxypyrimidine
    Cas Number 2419-67-4
    Molecular Formula C7H10N2O3
    Molecular Weight 170.17
    Appearance White to off-white crystalline solid
    Melting Point 132-135°C
    Boiling Point 315.6°C at 760 mmHg
    Density 1.26 g/cm3
    Solubility Slightly soluble in water; soluble in organic solvents
    Synonyms Trimethyltrimethoxypyrimidine
    Smiles COC1=NC(=NC(=C1)OC)OC
    Inchi InChI=1S/C7H10N2O3/c1-10-4-8-6(11-2)7(9-5-10)12-3/h4-5H,1-3H3

    As an accredited 2,4,6-Trimethoxypyrimidine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing A 25-gram amber glass bottle with a secure screw cap, labeled “2,4,6-Trimethoxypyrimidine,” and includes hazard and handling information.
    Shipping 2,4,6-Trimethoxypyrimidine is typically shipped in tightly sealed containers to prevent contamination and moisture absorption. Transport is usually conducted at ambient temperature, with packaging compliant to local regulations. Proper labeling and documentation accompany the shipment, ensuring safety and traceability during handling, storage, and delivery. Consult the MSDS for specific guidelines.
    Storage **2,4,6-Trimethoxypyrimidine** should be stored in a tightly sealed container, away from light, moisture, and incompatible substances such as strong oxidizing agents. Store at room temperature in a cool, dry, and well-ventilated area. Ensure proper labeling and keep away from ignition sources. Follow all relevant safety and regulatory guidelines for chemical storage.
    Application of 2,4,6-Trimethoxypyrimidine

    Applications of 2,4,6-Trimethoxypyrimidine in Industrial Manufacturing

    2,4,6-Trimethoxypyrimidine functions as a critical synthetic building block in several advanced chemical manufacturing sectors. Our production focuses on high-purity output suitable for downstream applications where reliability, regulatory compliance, and precise formulation are essential. Key industrial segments that utilize this intermediate are detailed below.

    1. Pharmaceutical Intermediates for Pyrimidine-Based Drug Synthesis

    In active pharmaceutical ingredient (API) manufacturing, 2,4,6-Trimethoxypyrimidine serves as a key precursor in the synthesis of heterocyclic compounds for antiviral, anticancer, and antibacterial drugs. The compound participates in nucleophilic substitution and cross-coupling reactions, providing a stable pyrimidine core for further substitution and functionalization. Batch formulations strictly adhere to customer-specific impurity limits and target molecular configurations to meet pharmacopeial specifications. Following strict isolation and purification, the material integrates early in multi-step syntheses for regulated markets.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • USP-NF requirements for residual solvents and purity
    • European Pharmacopoeia (Ph. Eur.) for process intermediates
    • DMF (Drug Master File) registration support

    Typical usage ratio

    • Reactant charge from 1.0 to 1.3 molar equivalents depending on target API yield and step conversion
    • Adjusted based on substrate reactivity and downstream impurity profile management

    Downstream process integration

    • Charged in the initial heterocycle formation or as a coupling partner for structural modification
    • Used during intermediate stages under inert atmosphere with controlled temperature profiles
    • Isolation followed by chromatography or crystallization before transfer to final API stages

    Final product types

    • Nucleoside analogs (e.g., antiviral preparations)
    • Pyrimidine-based kinase inhibitors
    • Pyrimidinone antibiotics
    • Anti-inflammatory API compounds

    2. Agrochemical Synthesis for Crop Protection Agents

    In the agrochemical industry, this compound acts as a vital precursor in the manufacture of systemic fungicides and herbicides, particularly in the triazolopyrimidine and pyrimidine sulfonamide classes. The material offers reliable reactivity for selective N-alkylation, halogenation, and subsequent ring system extensions. Downstream formulations demand consistent quality to conform to purity requirements and avoid carryover of undesirable residues into final pesticide formulations. Traceable lots allow for compliance with import/export pesticide regulations.

    Industry compliance standards

    • FAO/WHO specifications on pesticide purity
    • Regulation (EC) No 1107/2009 regarding plant protection products
    • ISO 9001:2015 for quality management in agrochemical production
    • REACH registration (EC 1907/2006) for downstream chemical safety

    Typical usage ratio

    • Applied in 1.1–1.4 mol ratio in synthetic route—optimized based on target triazolopyrimidine or pyrimidine derivative yield
    • Adjusted further for large-scale pilot or continuous processes based on throughput and recycle stream purity

    Downstream process integration

    • Enters route as a core aromatic structure
    • Functionalized in staged reactors with controlled reagent addition
    • Purified to prevent carryover of starting material into final technical concentrate

    Final product types

    • Triazolopyrimidine herbicides
    • Pyrimidine sulfonamide fungicides
    • Seed treatment actives
    • Pre-emergence weed control compounds

    3. Fine Chemical Intermediates for Dye and Pigment Production

    The compound plays a strategic role in the creation of advanced dyestuff intermediates required for specialty pigments and colorants in printing inks and polymer materials. Its stable pyrimidine ring enables substitution with a variety of color-imparting groups using controlled functionalization methods, allowing downstream manufacturers to deliver pigments with strict color reproducibility and low impurity levels. Reaction pathways often leverage the compound’s solubility and reactivity profile in multi-stage synthesis, supporting batch and semi-continuous production modes.

    Industry compliance standards

    • EN 71-3 Safety of Toys—migration of certain elements for ink and pigment safety
    • ASTM D4300 for pigment quality control
    • ISO 1248/787 for colorant consistency
    • GHS/CLP labeling for downstream hazard communication

    Typical usage ratio

    • Introduced at 0.8–1.2 molar ratio relative to functionalizing agents, adjusted for desired chromophore intensity
    • Mixture ratios adapted based on specific pigment hue, loading, and durability needs

    Downstream process integration

    • Charged in initial step for heterocyclic dye core formation
    • Functionalized through azo-coupling or sulfonation
    • Integrated into pigment dispersions before final granulation or liquid blending

    Final product types

    • Specialty organic pigments for plastics
    • Textile and silk printing dyes
    • High-performance printing ink colorants
    • Coating pigments for automotive and packaging films

    4. Electronic Chemicals for Photoresist and OLED Material Development

    Within electronics manufacturing, 2,4,6-Trimethoxypyrimidine provides a specialized intermediate for synthesizing high-purity, low-metals organic electronic materials. The compound supports the targeted synthesis of advanced electron transport materials, functionalized resins, and light-emitting layer precursors for organic electronics, including OLED displays and high-resolution photoresists. Downstream customers demand consistency at the trace impurity and particle level to ensure device stability, necessitating rigorous process controls throughout precursor synthesis and purification.

    Industry compliance standards

    • SEMATECH cleanliness guidelines for semiconductor materials
    • IPC-4556 performance specification for organic coatings
    • RoHS Directive 2011/65/EU for hazardous substances control
    • ISO 9001:2015 for quality assurance in supply chain

    Typical usage ratio

    • Employed at 0.9–1.0 molar ratio as coupling or polymerization monomer, with high-purity grades maintained below 50 ppm total metal content
    • Precise ratios defined via pilot application and qualification runs for specific device layers

    Downstream process integration

    • Incorporated during monomer synthesis for electron transport or energy transfer OLED materials
    • Undergoes final purification via chromatography with ultra-low metal and particle contamination benchmarks
    • Delivered to cleanroom for material spin-coating, photolithography, or patterned deposition

    Final product types

    • High-purity photoresists for semiconductor wafer fabrication
    • OLED emitting and transport layer materials
    • Organic thin-film transistors (OTFT) intermediates
    • Advanced lithography resin components
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    Certification & Compliance
    More Introduction

    2,4,6-Trimethoxypyrimidine: Precision from the Manufacturer’s Bench

    A Closer Look at Our 2,4,6-Trimethoxypyrimidine

    Bringing high-purity 2,4,6-Trimethoxypyrimidine to life in the plant takes patience, know-how, and a commitment to continuous improvement. The process begins with methylation using quality-checked reagents. Every batch draws from years of tweaking reaction times and conditions, making it possible for us to push impurities to the absolute minimum that current technology allows. It's a chemical where trace contaminants have oversized consequences; leftover byproducts or water traces can derail entire downstream reactions.

    We've spent years fine-tuning each stage—drying, filtration, distillation—until the consistency matches exactly what our customers demand. Our final product is not just a white crystalline powder but a tool chemists use to build advanced molecules, with purity levels that align with the demanding specifications of pharmaceutical research and agrochemical synthesis.

    Specifications: Beyond the Certificate of Analysis

    There's no shortcut to the confidence that comes from a narrow melting range and solid, reproducible assays. Our labs invest in precisely calibrated instruments—HPLC, NMR, and GC-MS—to pin down purity. What comes off the line routinely hits the 99%-plus assay mark by HPLC, minimizing variables for researchers who depend on every decimal point. Moisture stays below 0.5% thanks to process controls and careful packaging.

    Over time, we have found even storage and logistics matter just as much as synthesis. Raw materials and finished material stay in climate-controlled spaces, and every bag and drum gets sealed tight to keep out humidity and airborne contaminants. Frequent tests run on in-process material, intermediate fractions, and the finished product to ensure nothing drifts outside the defined specs—not just once, but every batch, every day.

    Use Cases that Drive Development

    Most users buy 2,4,6-Trimethoxypyrimidine for its performance as a building block in synthetic routes. Medicinal chemists draw on this molecule’s electron-rich aromaticity and unique substitution pattern to access a range of heterocycles. One common route involves nucleophilic aromatic substitution, taking advantage of those methoxy groups positioned at 2, 4, and 6 to enable selective reaction and scaffold manipulation.

    We’ve seen biotechnologists leverage its chemistry to develop kinase inhibitors and other small molecules useful in drug discovery. Several customers came to us after running into yield issues with off-the-shelf or impure material, mostly from inconsistent third-party sources. Purity matters: even subtle isomeric impurities can shut down or complicate NMR assignments and purification steps.

    Another sizable application arises in crop protection product development. Seed treatment and pesticide research teams order bulk shipments for use as a core intermediate because of its versatile reactivity. The substance’s stability under a range of synthetic conditions proves valuable here—the methoxy groups withstand a range of solvents, acids, and bases, giving manufacturers more elbow room in developing scalable synthesis pathways.

    How 2,4,6-Trimethoxypyrimidine Stands Apart

    Organic chemists often ask how our 2,4,6-Trimethoxypyrimidine differs from other pyrimidine analogs or substitution isomers. Most start with the basics: fewer side-reactions, tighter control over reactivity, and a lower risk of side-product carryover. Compared to other trimethoxy-substituted pyrimidines, ours shows greater batch-to-batch reproducibility due to rigorous raw materials testing, real-time process analytics, and immediate corrective measures if a process variable steps out of line.

    Process engineers will note that compared to 2,4-dimethoxypyrimidine or 2,6-dimethoxypyrimidine, the triple substitution pattern here fundamentally changes how reactions proceed. This gives access to molecular frameworks inaccessible with other pyrimidines or lower-substituted analogs. Methoxy groups protect against undesired reactivity, acting as both activating and blocking groups, which removes the need for additional protection-deprotection steps. That’s real savings in time and resource consumption on the plant floor.

    Some researchers try running synthesis pipelines with cheaper analogs or skip the tight control on moisture and purity. We’ve watched those programs falter. At best, yields drop. More often, material that starts out looking clean delivers headaches during scale-up: filtration slows, product colors shift, and traces of unknowns emerge during later chemistry steps. Such problems do not appear overnight. They creep in as small decisions on supplier quality accumulate, becoming major headaches during regulatory review or commercialization.

    Lessons from Decades in the Chemical Industry

    Manufacturing 2,4,6-Trimethoxypyrimidine at scale means tracing every order of raw materials to its origin, every batch to its analytical fingerprints, and every step to a controlled protocol. In the early days, inconsistencies in temperature ramping rates led to micro-crystallization and, at one point, partial deactivation of key intermediate batches. It takes more than a standard operating procedure—it takes feedback from users, from plant operators, and rigorous data analysis every time minor shifts occur.

    We keep records on small variations: a subtle impurity peak on a chromatogram, the onset of slight yellowing from oxidation, or changes in granule feel during handling. Once, a minor switch to a new drum liner led to material crisping faster during transfer, so we worked with the packaging supplier to switch coatings and ran side-by-side stability studies. These lessons become part of a living process, refining both the product and our approach to making it.

    Users often ask about granule size or dusting during transfer. Changing granulation can impact handling. We once worked with a client scaling up to full metric ton orders, so we tweaked the final drying stage, dialed in moisture content, and added a gentle cooling cycle to achieve more manageable flow and less airborne loss.

    Industry Challenges and Our Real-World Solutions

    Sourcing consistent, high-purity 2,4,6-Trimethoxypyrimidine is not as simple as finding a supplier offering a low up-front price. A low quote sometimes signals corners cut during synthesis or the absence of rigorous in-process quality controls. In our experience, the true cost emerges when batches from such suppliers introduce unexpected side-reactions or clog reactors on scale-up. One overlooked contaminant can halt an entire multi-ton pharmaceutical project for weeks, creating ripple effects up and down the supply chain.

    Our approach involves open dialogue with end-users. We often invite feedback from bench chemists, not limiting conversations to procurement or business development teams. When a researcher discovered odd retention times during HPLC analysis, we pulled historical batch data, correlated it with specific reactor loads, and discovered an upstream variation in solvent. Rapid corrective measures require experience, documented runs, and a willingness to tear apart established routines to maintain trust.

    We run pilot batches before any formulation or process shift, often side-by-side with existing production to benchmark changes. Third-party validation, internal cross-checks, and maintaining a team with deep product knowledge helps minimize surprises. Understanding real-world use cases shapes how we prioritize process improvements; for instance, a request for a lower-dusting grade led us to consider entirely new drying configurations and sifting equipment.

    The Role of 2,4,6-Trimethoxypyrimidine in Discovery and Manufacturing

    Every month, we see new synthetic methods emerging in journals where 2,4,6-Trimethoxypyrimidine features as a coupling partner or intermediate. The ability to reliably supply material meeting strict impurity profiles supports the rapid iteration cycle in modern drug discovery—speeding up the path from concept to pilot batch. Some teams order small, multi-gram lots for early medicinal chemistry, whereas established production plants call for hundreds of kilograms per campaign.

    We know from direct conversations that material purity tracks closely with both reaction efficiency and regulatory compliance. With regulatory reviews growing more detailed—asking for impurity mapping from raw material to finished product—traceability and documentation become key. Our manufacturing records make it possible to tie a particular drum back to a reaction run and even to the operator on shift that day. This is an asset whether working toward a small, time-sensitive research target or a regulatory submission for commercial launch.

    Why Customers Trust the Source

    Chemists who work repeatedly with 2,4,6-Trimethoxypyrimidine value not just purity, but the reliability of supply and an understanding of their specific demands. Across regions, logistics infrastructures vary, and only a commitment to prompt, climate-controlled shipping prevents temperature swings and product degradation. Our packaging choices stem from practical lessons—foils, vacuum-sealed liners, durable drums—selected after assessments of what worked in high-humidity settings or long-distance transport.

    Regular phone calls and site visits with frequent customers drive improvements: is the packaging performing during extended storage, are there changes during transfer, and does material performance match what was expected? It’s not rare for a user to require custom particle-size or dispersibility for automated dispensing equipment. We treat such requests as opportunities for learning, running small-scale trials alongside standard production.

    Building a Safety Culture around 2,4,6-Trimethoxypyrimidine

    On the shop floor, real safety means anticipating both acute and chronic hazards. Decades of handling heterocycles has taught us to enforce rigorous PPE standards, frequent air sampling, and full transparency with employees about safety data and medical monitoring. Continuous investment in local exhaust ventilation, double-gloving, and dust monitoring all contribute to both workforce health and material quality.

    Thanks to open communication with formulation chemists and process engineers at customer sites, we’ve adjusted some handling protocols to better fit actual usage conditions. For example, one customer’s formulation line fed material directly into a heated blender, generating small, airborne concentrations. We ran dustiness studies, tested adjustments to moisture content, and swapped bulk containers for smaller, sealed packs to minimize exposure. What protects workers and environment also guards the chemical’s integrity.

    Quality, Traceability, and Future Directions

    Traceability forms the backbone of responsible manufacturing. We keep detailed logs on every single batch: starting materials, environmental conditions, adjustments during synthesis, and post-production handling. This data matters as much as the actual chemical—in regulatory questions, during recalls, or as a source of insight for process improvement.

    We also respond to new regulatory requirements as they arise. Over the past few years, increased scrutiny on both chemical origin and synthesis byproducts has driven us to tighten process controls. This meant replacing several older reactors, certifying new sources for starting materials, and integrating digitized tracking on product movement through the plant.

    Just this past year, we took steps to reduce the environmental footprint of our trimethoxypyrimidine lines. New solvent recovery systems capture greater than 95% of organic vapor, and energy use per kilogram produced has dropped since we optimized step-wise heating protocols. Waste minimization efforts, including recycling solvent streams and switching to more benign cleaning agents, both meet regulatory expectations and keep operational costs down—a benefit for everyone in the supply chain.

    Challenges in Global Sourcing and Emerging Markets

    Outside established pharmaceutical and crop protection hubs, demand is rising in markets where logistics pose different challenges—extended transit times, unpredictable customs inspections, or variable storage conditions. We are building direct partnerships and storage depots closer to key users to ensure material reaches the bench in the same condition it left our plant.

    Smaller, research-scale customers sometimes request shorter delivery times or less than standard drum quantities. Supporting these users requires keeping flexible inventory and preparing nested packaging for rapid splits or overnight dispatch. Supplying authentic, high-quality material to these audiences ensures innovations aren’t stalled by delays or adulterated intermediates.

    Direct feedback from these diverse users frequently highlights unexpected process needs: requests for different granulations, reactivity profiles for green chemistry, or documentation to support local regulatory filings. We treat each of these as data points guiding how our product evolves.

    Looking Forward: Innovation Rooted in Experience

    Each successful synthesis, each regulatory approval tied to our trimethoxypyrimidine, reflects a unique combination of technical expertise, empirical learning, and close partnerships with industry end-users. Our continued investment in analytical technology, process automation, and safety improvements ensures we keep pace with rising expectations—both in the regulatory sphere and on the laboratory workbench.

    Future projects may bring calls for even tighter impurity profiles, new packaging formats, or support for greener synthesis approaches. Our teams remain committed to rigorous, science-driven approaches, transparent partnerships, and the same iterative problem-solving mentality that brought our 2,4,6-Trimethoxypyrimidine to the global market. Above all, we value trust—earned every day in every batch delivered, every technical conversation, and every step taken to protect people and the environment.