2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine

    • Product Name: 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
    • Chemical Name (IUPAC): 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
    • CAS No.: 869924-28-5
    • Chemical Formula: C11H16BNO3
    • Form/Physical State: Powder
    • Factroy Site: No.968 Jiangshan Rd., Nantong ETDZ, Jiangsu, China
    • Price Inquiry: sales7@boxa-chem.com
    • Manufacturer: Nantong Acetic Acid Chemical Co., Ltd.
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    Specifications

    HS Code

    846673

    Iupac Name 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
    Molecular Formula C11H16BNO3
    Molecular Weight 221.07 g/mol
    Cas Number 1041157-43-0
    Smiles B1(OC(C)(C)C(O1)(C)C)c2ccc(O)nc2
    Appearance White to off-white solid
    Purity Typically ≥ 98%
    Solubility Soluble in DMSO, DMF; moderately soluble in methanol and ethanol
    Storage Condition Store at 2-8°C, protected from moisture and light

    As an accredited 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The chemical is packaged in a 5-gram amber glass bottle with a tamper-evident seal and clear hazard labeling.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine: typically 8-10 MT packed in 200 kg drums.
    Shipping This chemical, 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine, is shipped in tightly sealed containers, protected from moisture and light. Transportation follows standard regulations for non-hazardous laboratory chemicals, typically at ambient temperature. Packaging ensures containment and safety during transit, and all documentation complies with international shipping requirements for research chemicals.
    Storage Store 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine in a tightly sealed container, under an inert atmosphere such as nitrogen or argon, in a cool, dry, well-ventilated area away from moisture and strong oxidizing agents. Protect from light and store at room temperature or as specified by the supplier. Avoid contact with air and water to prevent degradation.
    Shelf Life 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine is stable for at least two years when stored cool, dry, and protected from light.
    Application of 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine

    Purity 98%: 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine with purity 98% is used in Suzuki-Miyaura cross-coupling reactions, where it ensures high-yield arylation efficiency.

    Melting Point 175°C: 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine with melting point 175°C is used in solid-phase synthesis, where it provides improved process stability under elevated temperatures.

    Particle Size <10 µm: 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine with particle size less than 10 µm is used in heterogeneous catalysis, where it facilitates rapid reaction kinetics and uniform dispersion.

    Water Content <0.5%: 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine with water content below 0.5% is used in moisture-sensitive pharmaceutical intermediate synthesis, where it minimizes hydrolysis and degradation risk.

    Stability Temperature 120°C: 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine with stability temperature up to 120°C is used in high-throughput organic synthesis, where it maintains consistent reactivity during prolonged heating cycles.

    Molecular Weight 249.03 g/mol: 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine with molecular weight 249.03 g/mol is used in analytical reagent formulation, where precise mass balance improves quantification accuracy.

    HPLC Assay >98%: 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine with HPLC assay greater than 98% is used in advanced materials research, where high analytical purity enables reproducible experimental outcomes.

    Solubility in DMSO 50 mg/mL: 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine with solubility in DMSO of 50 mg/mL is used in medicinal chemistry screening libraries, where it allows high concentration stock solutions for dose-response studies.

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    Certification & Compliance
    More Introduction

    Introducing 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine: Insights from the Manufacturer

    Understanding Our Product from the Inside Out

    At our chemical manufacturing facility, the process to produce 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine sets a high bar for consistency and reliability. Our experienced team has worked to develop a synthetic route that reduces side products and increases purity, resulting in a compound that meets stringent research and industry demands. This compound falls under pyridine derivatives with a dioxaborolane moiety, a structure that has been gaining attention in modern organic synthesis labs and pharmaceutical R&D workshops. By focusing on tight process control, we track key steps from raw material sourcing to purification, ensuring each batch stays within narrow quality ranges.

    How We Approach Specifications With Application in Mind

    From years of feedback, it became clear that reliable melting points and narrow impurity profiles make a real difference for end users. Our process design includes multi-stage purification and advanced monitoring, so users see consistent results from one lot to the next. Available grades include standard output for general lab development and a high-purity line for cases where trace contaminants interfere with sensitive coupling reactions. We keep residual solvent levels low, and our analytical team confirms key identity markers such as NMR and HPLC, sparing researchers the time and labor of repeat analysis.

    Where 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine Fits in Real-World Work

    Chemists in R&D and process development teams have explained time and again how the unique structure of this compound supports Suzuki-Miyaura cross-coupling reactions. Traditional boronic acids sometimes decompose or lose efficiency in air or presence of water. The dioxaborolane ring, protected with four methyl groups, gives our compound added hydrolytic stability. That stability means researchers can weigh, dissolve, and handle the material with less fear of degradation or potency loss, even with standard ambient lab practices.

    In pharmaceutical synthesis, developers use the boron moiety to create new C–C bonds for heterocyclic scaffolds. The 2-hydroxy and 5-substituted positions expand the variety of accessible derivatives. Our customers in medicinal chemistry appreciate not needing to make the material themselves, freeing up team capacity for core innovation work. We hear from academic groups as well: postgraduate researchers seek bench-stable intermediates with clean spectra ready for downstream transformation or direct biological evaluation.

    How Real-World Outcomes Guide Our Manufacturing Practice

    Unlike interchangeable pure chemicals, specialty building blocks like this pyridine derivative affect project timelines and results. Most cross-coupling projects, especially new compound entity projects, depend on the reliability of core intermediates. Failed batches and uncertain purity create pain points for researchers. In our case, several pipeline customers have stayed with our compound over in-house or lower spec options, because repeated reactions with off-the-shelf material compromised their yields or resulted in new impurities at later stages.

    By linking practical experience to process changes, such as batch timing, solvent quality, and crystallization management, we’ve improved reproducibility. Analytical retesting before release, not just on the starting material but on final product after packaging, protects QC standards that researchers depend on. Our facility went through several adaptation cycles, including minor temperature retuning and drying enhancements, prompted by actual user feedback—small tweaks, but ones that influence lab results and ultimately help to save on wasted time and resources.

    What Makes This Pyridine Boronate Unique Inside the Toolkits of Chemists

    It’s easy to lump boronic acid derivatives together, but blunt equivalence causes headaches in synthetic labs. We see customers switching away from classic boronic acids to the pinacol ester structure embodied by this compound for at least three major reasons. First, the enhanced shelf stability means less product loss—no more crystalline cakes crumbling after a week in the bottle, no more wasted time recrystallizing just to reach the next stage in synthesis. Second, solubility: pinacol boronic esters of pyridines dissolve better in common organic solvents, including dioxane and tetrahydrofuran, at moderate temperatures, which matters in protocols that require precise concentration control.

    Pyridine boronic esters often outperform phenyl or straightforward alkyl boronic acids in creating N-heterocyclic connections, and the presence of the 2-hydroxy group opens new electronic effects, which adjust reactivity for challenging substrates. Explanations may sound technical, but the bottom line is that chemists report higher yields, fewer byproducts, and improved scalability for diversified compound libraries.

    Compared to similar reagents, this compound’s narrow NMR and HPLC profile makes spectral assignment and downstream identification less ambiguous, letting chemists focus on building out SAR sets or tweaking lead compounds, not on troubleshooting mystery peaks. Synthesis teams notice these differences first, but the speed ripples up to discovery and medicinal chemistry heads who want streamlined program delivery.

    Raw Materials, Sustainability, and Process Intelligence

    Our experience producing 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine reinforced a core principle: a robust supply chain matters as much as technical procedure. The manufacture relies on high-purity pyridine, reliable boron sources, and pinacol of certified origin. Sourcing teams prioritize traceability, watching for geopolitical risks or contaminants at early steps. This vigilance kept our production line running during global supply shocks, insulating R&D timelines for downstream users.

    Our production line incorporates solvent recycling and waste stream minimization. The nature of boronate chemistry involves organics that, without capture and reuse, could contribute to environmental load. Piloting a closed-cycle solvent distillation system reduced our consumption dramatically. Over months, not only did waste output shrink, but lot-to-lot analytical consistency improved, driven by better solvent quality at every run.

    On process energy use, several operational upgrades—LED lighting in analytical labs, variable speed centrifuge drives, and real-time monitoring—have netted measurable reduction in facility demand. The technicalities may look peripheral, but real sustainability improvements grow out of continual tuning rather than a one-off certification.

    Reducing Variability: How the Human Element Shapes Product Quality

    Process control gets as much attention as reactor temperature curves or pressure setpoints. Over dozens of batches, process engineers and operators compare run histories, pinpoint anomalies, and highlight qualitative indicators. Sometimes, it’s the simple observations, like a knack for seeing a difference in crystal form or a subtle odor shift, that spark a conversation and feed back into corrective action.

    The story of producing this pyridine boronate centers on hands-on familiarity with both the substance and the synthesis. Training new team members always includes the context around why small changes—slower addition, extra time on a filtration step—matter not just for the plant statistics, but for the chemists relying on that product in their own painstaking research. Over time, this approach produces operators attuned to the difference between an “on paper” win and what makes a product valuable to a synthetic chemist.

    The Usage Experience: In the Words of the Practitioners

    Feedback on real-world application drives most improvements in our workflow. Synthetic chemists regularly mention how reliable conversion in their Suzuki reactions helps them deliver more compounds per month to their screening teams. For process scale-up groups, predictable purity and crystallinity mean they can plan downstream steps with higher confidence, saving not only solvents and reagents, but precious time.

    CRO labs cited our compound for its ability to allow parallel synthesis runs, since the boronate group maintains reactivity and doesn’t degrade under repeated open-air manipulations. More repeatable outcomes mean that research programs can focus on adjusting reaction conditions for yield or selectivity, not tinkering with intermediate purification.

    Many customers pointed out a tangible reduction in batch failures. Failed shots cost money, but in pharma, losing an intermediate can mean missing clinical windows. Several teams have shifted to standardizing on our product for key bond-forming steps, moving away from vendor switching and in-house batch variability.

    Comparison to Other Boronate-Based Building Blocks: Lessons From the Bench

    Traditional boronic acids such as 2-hydroxy-5-pyridineboronic acid often present storage problems—moisture uptake, variable reactivity, or batch inconsistency due to hydrolysis. We pursued the dioxaborolan-2-yl substitution in this compound because it avoids these legacy obstacles. The pinacol modification boosts chemical shelf life, but also introduces more controlled release of active boronate in reaction media, offering better precision for hard-to-couple partners.

    Non-pyridine alternatives, like simple phenylboronates, miss the unique electronic properties that activate key positions on N-heterocyclic frameworks. By building on a pyridine backbone and adding a 2-hydroxy group, this molecule allows more latitude in downstream transformations, especially in target-oriented synthesis or fragment elaboration.

    Comparing our pyridine dioxaborolane with similar building blocks from other suppliers, the main differentiators remain: reproducible assay/purity data, low moisture sensitivity, and reliable downstream compatibility. While cheaper products occasionally tempt with lower per-gram pricing, end-users keep returning for lot-lot consistency and trusted analytical support, especially when working on projects that cannot tolerate surprises in chemical behavior.

    Challenges in the Field and Our Path as a Manufacturer

    Any specialty chemical comes with pain points. Transport, especially across major regions, impacts product integrity. By keeping a careful eye on packaging upgrades (moisture-barrier liners, tamper-proof sealing, usage of inert gas in packaging zones), the rate of customer complaints due to product degradation dropped dramatically. Internal audits and simulated shipment trials highlighted which processes mattered, and our system now reflects those lessons.

    Occasionally, production scale bottlenecks arise in boronate chemistry due to availability of boron feedstocks or sudden swings in demand for downstream pyridine intermediates. We maintain buffer stock not just for customer orders but to account for these shock events, and supply chain transparency became a background expectation, not an exception. Consistently updating upstream partners and road-mapping external risks allowed us to deliver with few gaps, even in periods of volatility.

    Regulatory shifts can place a new lens on particular solvent or precursor usage in production. Years back, regulatory restrictions on certain high-volatility organics forced modifications to our process. Through rapid process development and a flat internal hierarchy, adjustments went from test batch to validated run within commercial timelines. Our customers kept programs on schedule, and the switch introduced new quality checks, reinforcing our analytical standards at the same time.

    Supporting Users Beyond the Product: Analytical and Technical Assistance

    Most long-standing business relationships revolve around more than shipment and invoice. Our technical team routinely assists in method optimization for users working at the frontiers of coupling chemistry with this pyridine boronate. Analytical chemists on our end share tailored protocols for NMR, HPLC, and storage, and respond to customer inquiries on spectral attribution—a service that’s rare from intermediaries.

    In supporting researchers through project bottlenecks—troubleshooting high-residual solvents, working through batch traceability for regulatory filings, or tweaking purification methods—we contribute to smoother project flow. Several contract R&D organizations acknowledged downstream productivity gains thanks to these rapid communication loops and deeply informed support.

    Insights from Our Experience: What Matters Most in Delivering This Product

    In reflection, the journey of producing and supplying 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine showed us that technical expertise is just the starting point. Careful material sourcing, experienced staff, responsive batch adaptation, and an eye for sustainability together generate a product that meets current expectations and encourages process improvement industry-wide.

    The chemistry community recognizes reliability, especially in specialty intermediates. Practical needs drive meaningful process change, and listening to those working at the interface of synthesis and scale-up informs every technical upgrade we make. Suppliers and manufacturers who keep a pulse on the user experience—down to batches, process quirks, and analytical details—can offer far more than a commodity. The right choices at each step deliver not only a chemical, but also a springboard for discovery.

    As we continue to learn from customer results and new application trends, our facility stands ready to refine, improve, and advocate for quality at each stage. Subtle advantages in bench chemistry accumulate over hundreds of users and thousands of experiments. We aim for our 2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine to become one of those trusted, quietly influential tools that push the boundaries of what’s possible in modern research.