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2-Methoxypyrimidine-5-Boronic Acid

    • Product Name 2-Methoxypyrimidine-5-Boronic Acid
    • Alias 2-Methoxypyrimidine-5-boronic acid
    • Einecs 849-144-9
    • 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

    247869

    Productname 2-Methoxypyrimidine-5-Boronic Acid
    Casnumber 1233241-68-9
    Molecularformula C5H7BN2O3
    Molecularweight 153.94
    Appearance White to off-white solid
    Purity Typically >97%
    Synonyms 2-Methoxypyrimidin-5-ylboronic acid
    Smiles COc1ncc(B(O)O)cn1
    Inchikey KAZNQECVCILADC-UHFFFAOYSA-N

    As an accredited 2-Methoxypyrimidine-5-Boronic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The packaging contains 5 grams of 2-Methoxypyrimidine-5-Boronic Acid, sealed in an amber glass vial with a tamper-evident cap.
    Shipping 2-Methoxypyrimidine-5-Boronic Acid is securely packaged in sealed, chemical-resistant containers to prevent contamination and moisture exposure. It is shipped via regulated carriers, adhering to all safety and hazardous material guidelines. Proper labeling and documentation are included for safe, compliant domestic and international delivery. Temperature control may be applied if required.
    Storage 2-Methoxypyrimidine-5-boronic acid should be stored in a tightly sealed container, protected from moisture and air. Keep it in a cool, dry, and well-ventilated area away from direct sunlight, heat sources, and incompatible substances such as strong oxidizing agents. Store at room temperature or as recommended on the manufacturer’s label to maintain stability and prevent decomposition.
    Application of 2-Methoxypyrimidine-5-Boronic Acid

    Applications of 2-Methoxypyrimidine-5-Boronic Acid in Industrial Manufacturing

    2-Methoxypyrimidine-5-Boronic Acid supports multiple specialized synthesis processes across advanced pharmaceutical, agricultural, and fine chemical manufacturing. As a dedicated producer, we supply this intermediate for direct integration in downstream catalytic, coupling, and formulation lines where controlled reactivity and purity are essential. The following sectors illustrate compliant, real-world use of this material.

    1. API Synthesis for Oncology Drug Development

    Pharmaceutical manufacturers utilize 2-Methoxypyrimidine-5-Boronic Acid for constructing pyrimidine core modifications during small molecule oncology API assembly, including kinase inhibitor projects. Chemists employ this boronic acid in Suzuki-Miyaura cross-coupling stages to introduce functionalized pyrimidine rings, meeting tight impurity specifications and batch reproducibility. Downstream integration includes step-wise, GMP-controlled synthesis where intermediate isolation, in-process testing, and recrystallization ensure pharmaceutical-grade output prior to advanced purification and formulation.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for APIs
    • US FDA 21 CFR Part 210/211 for drug substance manufacture
    • Ph. Eur., USP monograph requirements for intermediates
    • EMEA and CFDA regulatory filing guidelines for new chemical entities

    Typical usage ratio

    • 0.8 to 1.3 molar equivalents per coupling step relative to halogenated pyrimidine partner
    • Stoichiometry refined based on substrate reactivity and impurity profile control

    Downstream process integration

    • Charged after halogenated heterocycle dissolution and catalyst addition
    • Pd-catalyzed coupling under inert atmosphere at 80–120°C
    • Quenching, aqueous workup, and purification (crystallization or chromatography)

    Final product types

    • Active pharmaceutical ingredient (API) intermediates
    • Crystalline pyrimidine scaffolds for anti-cancer drugs
    • Bulk intermediates for downstream kilo-lab and pilot scale lots

    2. Crop Protection Chemical Intermediate Production

    Agricultural chemical manufacturers employ 2-Methoxypyrimidine-5-Boronic Acid in the synthesis of novel pyrimidine-based fungicide or herbicide intermediates. This application centers on palladium-catalyzed reactions yielding heterocycle-enriched actives. The raw material enters the process following primary halogenation and supports subsequent modification or ring assembly. Each stage requires scale-reproducible purity and assured trace boron management to avoid environmental compliance issues in agro-formulated products.

    Industry compliance standards

    • FAO/WHO Specifications (JMPS) for technical grade raw materials
    • REACH Regulation (EC) No 1907/2006 for chemical safety
    • ISO 9001:2015 Certified Quality Management Systems
    • EU Plant Protection Product Regulations (EC) No 1107/2009

    Typical usage ratio

    • 0.95 to 1.05 molar equivalent versus aryl halide substrate
    • Ratio adapted for optimal conversion and minimal residual boronic acid

    Downstream process integration

    • Introduction post-halogenated precursor charging in jacketed reactors
    • Homogeneous catalysis using aqueous-organic solvent blends
    • Integrated in situ monitoring for endpoint determination

    Final product types

    • Pyrimidine-based pro-herbicide active ingredients
    • Fungicidal intermediate concentrates
    • Technical grade pesticide intermediates
    • Stock solutions for further derivatization

    3. Specialty Electronic Material Synthesis

    In advanced electronics and optoelectronic manufacturing, 2-Methoxypyrimidine-5-Boronic Acid enables construction of conjugated molecules for semiconducting polymers and photonic devices. Material engineers require this boronic acid in precision cross-coupling for assembling electron-rich pyrimidine building blocks that determine device efficiency and stability. Batch records track trace metal and boron content, and process control systems enforce cleanroom-grade handling throughout synthesis, post-treatment, and deposition.

    Industry compliance standards

    • RoHS Directive 2011/65/EU — Restriction of Hazardous Substances
    • IEC 61340 Electrostatics procedures for cleanroom work
    • ISO 14644 Cleanroom and controlled environment standards
    • Customer-specific QMS for traceable material sourcing

    Typical usage ratio

    • Precise 1.0 molar equivalent per aryl halide for polymer backbone extension
    • Adjustments made by pilot production feedback and analytical yield

    Downstream process integration

    • Added during monomer feed stage in closed-system reactors
    • Polycondensation or Suzuki coupling at controlled temperatures
    • Polymer isolation, purification, and concentration management

    Final product types

    • Conjugated thin-film transistors (TFTs)
    • OLED and organic photovoltaic precursor materials
    • High-purity semiconducting polymer monomers

    4. Fine Chemical Custom Synthesis for Reference Standards

    CRO and analytical laboratories demand 2-Methoxypyrimidine-5-Boronic Acid for small-batch preparation of labeled or structurally unique pyrimidine reference compounds. These laboratories require consistent batch-to-batch purity, with the boronic acid introduced in catalyst-driven coupling for label incorporation or unique substitution. Analytical-grade production demands strict batch documentation, solvent trace analysis, and rigorous impurity profiling to comply with submission or calibration standard requests.

    Industry compliance standards

    • ISO/IEC 17025:2017 Laboratory Testing and Calibration
    • GLP Good Laboratory Practice (OECD Principles)
    • USP Reference and Analytical Standards guidance
    • Customer-specific test method validations

    Typical usage ratio

    • Stoichiometry varies 0.95–1.1 equivalents per substrate batch
    • Micro-scale or gram-scale syntheses, adjusted based on analytical need

    Downstream process integration

    • Weighing in low-moisture controlled labs
    • Added to high-purity solvent system under catalyst initiation
    • Rigorous in-process sampling and analytical confirmation

    Final product types

    • Isotopically labeled chemical standards
    • Analytical reference materials for method validation
    • Small molecule calibration standards for regulatory submissions
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    Certification & Compliance
    More Introduction

    2-Methoxypyrimidine-5-Boronic Acid: Precision Chemistry from the Source

    Direct from the Manufacturer: Why We Stand by 2-Methoxypyrimidine-5-Boronic Acid

    At our facility, the synthesis of 2-Methoxypyrimidine-5-Boronic Acid has grown from research trials into larger-scale production lines. We’ve focused on this molecule for a good reason. The structure, featuring a boronic acid functional group at the 5-position of a methoxypyrimidine ring, grants it unique reactivity prized in modern organic synthesis. Chemists recognize the value of these boronic acids for Suzuki-Miyaura cross-coupling, a safe and practical route to constructing sophisticated heterocycles. Our years of hands-on process optimization have taught us that yield, purity, and ease of purification cannot be taken for granted in every batch; that is where our manufacturing roots show the difference.

    Batch Quality, Not Buzzwords

    Many users working with heterocyclic boronic acids tell us the difference between success and costly delays starts with genuine reproducibility. At the bench or in a reactor, this means starting with actual specifications—not just high numbers on a page, but reliable material in your flask. Each synthesis run at our plant gets a rigorous HPLC purity check—our team demands a purity above 98% before release, because nothing derails a coupling reaction like inconsistent starting materials. The boronic acid group is moisture-sensitive, so we control every step, right through to packaging under an inert atmosphere, minimizing hydrolysis and guaranteeing shelf stability.

    Consistent Synthesis: From Lab to Kilogram Scale

    Scaling up a product like 2-Methoxypyrimidine-5-Boronic Acid from gram to kilogram brings a different set of challenges. We encountered issues, from incomplete oxygen exclusion to boroxine formation (the trimeric byproduct that torpedoes yield). Operators in our plant work closely with researchers to optimize solvent systems and avoid the need for excessive drying. Routine methods like NMR and LC-MS confirm identity after each key step. In our process, we rely on glovebox technology for crucial steps, preventing costly material loss due to atmospheric contamination. That up-close involvement gives us confidence to stand behind every kilogram we ship.

    The Real Story: Sourcing, Consistency, and Transparency

    A lot rides on the quality of materials in pharmaceutical and agrochemical development. Lab teams don’t want to run chromatography columns for hours or explain reactive failures to clients. We’ve supplied 2-Methoxypyrimidine-5-Boronic Acid directly to researchers working on kinase inhibitor projects and crop protection leads. From their feedback, we’ve learned that even minor impurities and variances crack open risk. Instead of every batch being a new variable, our customers tell us our material lets them focus on real targets, not damage control. We publish lot-specific COAs and gladly share our analytical protocols—we've spent years refining them, so open technical dialogue helps everyone.

    Why Not a Simple Pyrimidine or Another Substituted Boronic Acid?

    From experience, the chemical features here matter. The methoxy group on the 2-position chills out electronic hotspots and controls selectivity in coupling reactions. Compared with plain pyrimidine-5-boronic acid, the methoxy derivative reacts a little more smoothly with aryl halides. Synthetically, this change means fewer side products and less need for rework on downstream purifications. Typical 5-substituted pyrimidine boronic acids can struggle with stability, turning into their insoluble boroxine trimers, but our modified protocols cut these losses to a minimum. For chemists who push the bounds of medicinal scaffolds and polymer building blocks, that tradeoff between ease-of-use and innovation gets real.

    Behind the Scenes: Manufacturing Challenges and Practical Solutions

    Bringing specialty boronic acids to scale means more than reacting two reagents and bottling the result. Years ago, routines like crystallization and hydrophilic-lipophilic balance in solvent extraction felt unsolved. We devote time to the physical handling of the solid itself. Early batches tended to cake, frustrating users at the weighing stage; by using controlled cooling and custom filtration, we now deliver a fine, free-flowing powder. Static and moisture turn many boronic acids into gritty, sticky lumps. We learned to monitor humidity at each handling point, not just in storage but throughout filling and bottling. Transecting every step with quality oversight means users aren’t left scraping product off the side of containers or recalculating weights.

    Why Chemists Choose Direct Manufacture Over Middlemen

    Conversations with users uncovered a culprit behind unreliable results: repackaged, relabeled goods ferried from one warehouse to another, generating batch drift and out-of-date stock. Each transfer means more human error and no accountability for shelf life. We hold full chain-of-custody in-house; every jar carries precise origin records. Stored in airtight, moisture-proof containers, the product lands in your facility straight off our filling line. It’s a simple promise but makes a large difference, especially at scale: what you receive behaves the same as your research sample, every single time, not just on lucky days.

    Opinion: Truth in Supply Chains Builds Trust in Chemistry

    A lot gets said about supply chains in chemical manufacturing, but seeing the process up-close brings home the difference between promises and proof. Chemical buyers have become leery of buzzwords. Our own operations reveal how the smallest slip—uncalibrated dispensing, inconsistent packaging, too long a sit on the loading dock—can ripple into lab failures. Our philosophy: do fewer things, but do them better. By focusing on a tight set of specialty products like 2-Methoxypyrimidine-5-Boronic Acid, we don’t play catch-up to market fads or dilute attention across dozens of unrelated lines. That keeps feedback honest and processes nimble; if a problem emerges, we can pinpoint and fix it before harm spreads down the line.

    Long-Term Relationships, Not Just One-Off Transactions

    We recognize the technical requirements change as projects grow—from lead discovery to preclinical optimization and, sometimes, through to commercial synthesis. Speed of supply, batch repeatability, regulatory readiness, and full traceability turn from extras into essentials as processes mature. We offer open-door access to our R&D and customer support team, encouraging chemists to discuss reaction quirks or process adaptations. Over years, that’s led to documentation upgrades and custom packaging options—directly suggested by users who work with the powder every day. Solving bottlenecks isn’t a feature on a sales flyer; it’s a result of listening, iterating, and remembering how one snag in a coupling step can set entire projects back by weeks.

    Supporting New Applications with Real-World Insight

    New reactions, especially in pharma and crop protection, demand boronic acids that don’t add hassle to method development. Our customers often ask about competing derivatives: would a pinacol ester be easier to handle? Is the free acid worth the headache? We’ve run side-by-side stability and handling tests. Pinacol esters beat acids for air stability, but their hydrolysis step adds work. With 2-Methoxypyrimidine-5-Boronic Acid, the balance tips slightly toward reactivity and compatibility with standard cross-coupling recipes. Your project may benefit from a custom form, so we’ve started offering select derivatives after running them through our full QC and packing process—direct, with origin records intact. Not every product merits this effort, but the ones that do earn a spot in real-world syntheses, not just catalogs.

    Our Laboratory Experience Shapes Manufacturing Decisions

    Chemists in our team—before joining manufacturing—struggled with erratic boronic acid properties. Clumping, discolored powder, or unexplained reactivity made hard projects harder. Today, we leverage automation in material transfer and invest in analytical staff whose only job is batch oversight, not sales numbers. Each lot’s shelf stability gets tested under accelerated aging to mimic real-life transport and storage. These tests have revealed weak points in packaging films and container closures that never would have surfaced outside a production context. Experience taught us the unglamorous stuff—like easy-open seals and antistatic liners—saves hours of work for bench chemists down the line.

    Comparing Manufacturing Choices: What Sets Us Apart

    Not all boronic acids look or act the same, no matter what price lists claim. Even within the same nominal structure, small changes in water content, batch age, or trace inorganic salts from upstream reagents trouble even expert chemists. Direct manufacturing means seeing and solving these problems before they spread. For 2-Methoxypyrimidine-5-Boronic Acid, we calibrate glassware regularly and refuse to reuse containers, preventing cross-contact and lot confusion. We run a tighter ship than resellers who “source” from a roster of global partners, each with subtly different process controls. The proof comes from user experience: those who switch to genuine, batch-controlled supply spend less time on troubleshooting and more on synthetic breakthroughs.

    Feedback Drives Continuous Improvement

    We pay attention to the kinds of feedback you won’t find in datasheets. Chemists let us know that a shift in powder color, a faint odor, or subtle hygroscopicity foreshadows trouble down the road. Internal teams not only record this, but also return to the shop floor to adjust parameters. Feedback on fill weights or complaints about static gets checked in person against process logs. If trace solvents remain, we tighten drying times and verify residuals by headspace GC/MS before finalizing shipments. Improvements like these come not from mandates but from familiarity—working with our own material, week after week, nudges us closer to a standard that feels earned, not just described.

    Adapting to Tighter Regulations and Higher User Demands

    Our direct engagement with regulatory requirements shapes manufacturing at every stage. As countries demand cleaner, better-documented chemicals for synthesis—especially for pharmaceutical intermediates—traceability, stability, and purity metrics grow more critical. In the past, suppliers operated with minimal documentation. Today, every lot of our 2-Methoxypyrimidine-5-Boronic Acid comes with detailed batch books and impurity profiles. We don’t just provide regulatory CoAs, but incorporate analytical summaries into batch sheets so users save time during qualification. That focus brings better outcomes for developers approaching regulatory review, be it for new drug substances or agrochemical formulations.

    Real Avenues for Customization and Special Requests

    Labs sometimes approach us with requests outside standard offerings: alternative solvents for shipping, pressed tablets instead of powder, special sizing for automated feeders. Our size and familiarity with our own product lets us adapt quickly. Custom requests don’t go through approval chains or offshore partners; they’re handled by our in-house team, who have handled the powder themselves and know what packaging or format changes mean for shelf life and practical use. This agility sets direct manufacturers apart from downstream traders. We see customization as not just a favor, but as part of long-term technical collaboration.

    Lessons Learned from Decades in Synthesis

    Hundreds of kilograms of boronic acid derivatives have passed through our facilities over the years. With each project, we’ve expanded not just technical skills but institutional knowledge—what to look for in color shifts, how residual solvents signal processing kinks, what causes changes in crystal habit or melting point. Teasing out these details feels tedious but pays huge dividends. We view customer complaints as opportunities to reassess, fix, and share what we learn openly. Knowledge accumulated on real floors with real equipment, not just in literature, forms the backbone of our confidence in 2-Methoxypyrimidine-5-Boronic Acid.

    Supply Assurance Through Strategic Partnerships

    We know project deadlines hinge on stable supply. Disruptions—whether global logistics snarls or upstream key raw shortages—have a knack for amplifying stress across R&D teams. Our approach includes owning core raw material sourcing, qualifying multiple vendors, and investing in long-term safety stock. This buffer lets us weather disruptions in a way that resellers, with commodity-level inventories, rarely match. Early in the COVID-19 crisis, we kept deliveries consistent, updating customers openly on inventory and pipeline realities. Reliable feedback from past buyers continues to sharpen our approach—planned obsolescence isn’t an option when your partners need certainty to drive their own research.

    No Gimmicks: Just the Chemistry, Proven in Actual Use

    Decades of cumulative experience show that real-world chemistry wins over glossy sales talk. Our routine involves interacting with the same material our buyers handle, through trial couplings, stress testing, and daily QC checks. Unfiltered feedback from routine users—whether they’re graduate students or process chemists at multinational firms—drives our next improvements. The chemistry, and how it performs at the bench, in reactors, and on kilo scales, earns repeat business. 2-Methoxypyrimidine-5-Boronic Acid sits at the crossroads of reliability and innovation because we see its performance daily—not in figures or abstracts, but in the hard facts of finished synthesis.

    Looking Forward: Investing in the Next Generation

    The momentum for heteroaromatic building blocks grows as new therapies and sustainable agrochemicals emerge from discovery teams. We see 2-Methoxypyrimidine-5-Boronic Acid as more than just a catalog entry; it’s a linchpin in synthetic campaigns working to rewrite disease treatment and crop protection. Our future focus turns to refining production, deepening our customer dialogue, and driving forward the transparency that brings peace of mind to anyone handling critical raw materials. Months and years from now, this dedication will keep shaping the chemistry that matters, one reliable batch at a time.