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2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol

    • Product Name 2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol
    • Alias 4-Hydroxy-3,5-dimethylphenylboronic acid pinacol ester
    • Einecs 681-881-2
    • 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
    VTB
    Specifications

    HS Code

    625933

    Cas Number 1423356-33-1
    Molecular Formula C14H21BO3
    Molecular Weight 248.13 g/mol
    Appearance White to off-white solid
    Melting Point 89-93°C
    Purity Typically ≥97%
    Synonyms 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2,6-dimethylphenol
    Storage Conditions Store in a cool, dry place; keep container tightly closed
    Smiles Cc1cc(C)c(O)cc1B2OC(C)(C)C(C)(C)O2

    As an accredited 2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol 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 screw cap and labeled for laboratory use.
    Shipping This chemical is shipped in tightly sealed containers under ambient conditions. It should be protected from moisture and direct sunlight. Appropriate labeling and documentation, including safety data, accompany each shipment. Packaging complies with regulations for handling organic chemicals to ensure stability and prevent contamination or leakage during transit.
    Storage Store **2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenol** in a tightly sealed container, under an inert atmosphere such as nitrogen or argon. Keep it in a cool, dry place, protected from light and moisture. Avoid heat, ignition sources, and strong oxidizers. Store in a well-ventilated, designated area for chemicals to prevent potential contamination or degradation.
    Application of 2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol

    Applications of 2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol in Industrial Manufacturing

    2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol is a high-purity aryl boronate essential for complex organic synthesis. As a direct manufacturer, we supply this intermediate to leading industries where its unique boronate ester structure contributes to advanced molecule construction, polymer stabilization, and pharmaceutical building blocks. Below we detail real-world applications supported by recognized industry standards, precise compounding ranges, production process roles, and relevant finished product types.

    1. Pharmaceutical Intermediates: Suzuki–Miyaura Cross-Coupling

    This compound finds main use as a boronic ester coupling partner in Suzuki–Miyaura cross-coupling reactions, which facilitate C–C bond formation for APIs. Its meta substitution and boronate moiety allow for selective synthesis of drug intermediates including kinase inhibitors, anti-inflammatory agents, and anesthetic precursors. Our customers employ this raw material in pilot and commercial synthesis processes where tight batch-to-batch consistency and high reaction yields are critical to downstream pharmaceutical quality.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • EU GMP Part II for chemical APIs
    • USP/NF requirements for starting materials (where applicable to intermediates)

    Typical usage ratio

    • 0.8–1.2 molar equivalents to the aryl halide substrate depending on substrate reactivity and process optimization; excess may be applied for low-conversion scenarios or to drive selectivity in multi-step syntheses

    Downstream process integration

    • Enters direct as a reactant into the Suzuki–Miyaura cross-coupling reactor after aqueous/organic dissolution and catalyst addition; downstream purification by crystallization or preparative chromatography is then performed to isolate the target pharmaceutical intermediate

    Final product types

    • Active pharmaceutical ingredient intermediates (e.g., heterocyclic scaffolds, biaryl building blocks)
    • Process research samples for new drug entities
    • Bulk advanced intermediates under GMP conditions

    2. OLED and Organic Semiconductor Synthesis

    The boronate ester moiety is critical for constructing conjugated organic molecules via C–C bond-forming reactions in the production of optoelectronic components. Industrial OLED materials manufacturers use this intermediate to introduce electron-rich phenolic groups into emitters, charge-transport compounds, and host materials, targeting enhanced device performance and stability. Stringent purity control is followed to meet the high-quality criteria of the electronics sector.

    Industry compliance standards

    • JEITA ED-6030 Standard for OLED materials processing
    • ISO 9001:2015 for quality management in electronic chemical production
    • RoHS Directive 2011/65/EU for hazardous substances in electronics

    Typical usage ratio

    • 0.95–1.05 molar equivalents relative to the halogenated co-monomer; minor adjustments are based on the polymerization route and desired molecular weight control

    Downstream process integration

    • Pre-mixed in solution-phase coupling reactions under inert atmosphere; utilized during the batch synthesis step prior to thin-film purification and device fabrication

    Final product types

    • OLED emitter and host materials for display and lighting applications
    • Organic field-effect transistor precursors
    • Organic photovoltaic absorber modules

    3. Agricultural Chemical Synthesis: Advanced Fungicides

    Large-scale agrochemical manufacturers rely on this aryl boronate as a key intermediate in the synthesis of advanced fungicides and crop protection agents, specifically targeting complex biaryl motifs used in next-generation strobilurins and SDHI actives. Production processes call for controlled addition and reaction monitoring to prevent by-product formation and to comply with agrochemical grade quality requirements.

    Industry compliance standards

    • FAO/WHO Specification for Pesticide Technical Materials
    • ISO 9001:2015 for agrochemical production
    • REACH Regulation (EC) No 1907/2006 for chemical safety

    Typical usage ratio

    • 1.0–1.3 molar equivalents per biaryl precursor, depending on target product conversion and catalyst efficiency; excess is sometimes employed to ensure full substrate consumption in scale-up batches

    Downstream process integration

    • Charged into coupling reactors as part of anhydrous or biphasic systems with aryl halide partners and palladium catalysts; followed by workup and phase separation to remove residual boron compounds before technical final formulation

    Final product types

    • Technical grade strobilurin fungicide intermediates
    • Crop protection agents for cereals and horticultural applications
    • Precursor compounds for field trial samples

    4. Functional Polymer Additive Synthesis

    Specialty chemical and polymer manufacturers use this compound as a boronate monomer to introduce sterically hindered phenolic units into high-performance polymers. This customization improves thermal stability, flame retardancy, and anti-oxidative properties for specialty plastics. Controlled addition and high-temperature processing ensure the final polymer structure incorporates the additive efficiently for downstream compounding or molding.

    Industry compliance standards

    • ISO 14001:2015 Environmental management systems for chemical manufacturing
    • UL 94 standard for flammability of plastic materials
    • REACH registration for polymer intermediates

    Typical usage ratio

    • 0.5–2.0% by weight depending on targeted polymer performance and end-use scenario; higher ranges favored for critical flame-retardant or oxidative resistance applications

    Downstream process integration

    • Blended during polymerization as a co-monomer or added to the polymer melt during the compounding phase; subsequent extrusion or molding follows composite preparation

    Final product types

    • Flame-retardant engineering plastics
    • Functionalized polymer blends for automotive or electronics applications
    • Antioxidant masterbatches for polyolefins

    5. Specialty Dye and Pigment Synthesis

    This boronate derivative is incorporated as a precursor in the synthesis of high-purity specialty dyes and pigments, particularly in coupling reactions where meta-substituted phenolic motifs impart unique chromophoric properties. Dye manufacturers leverage the compound for colorants with improved stability, solubility, and spectral selectivity, frequently used in industrial inks and technical textiles.

    Industry compliance standards

    • ISO 9001:2015 for dye and pigment manufacture
    • EN 71-3 Safety of toys—migration of certain elements (for textile dyes in children’s fabrics)
    • REACH compliance for colorant raw materials

    Typical usage ratio

    • 1.1–1.5 molar equivalents to the coupling agent; precise ratio adjusted according to pigment yield optimization and purity requirements

    Downstream process integration

    • Added during the azo coupling or palladium-catalyzed C–C bond formation step, followed by filtration and recrystallization to isolate the pigment grade dye

    Final product types

    • Specialty organic pigments for industrial coatings
    • High-stability dyes for inkjet and flexographic printing
    • Colorants for technical fibers and nonwovens
    Free Quote

    Competitive 2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol: A Closer Look from the Factory Floor

    Purpose-Built Compounds Start with Sound Chemistry

    Anyone who has spent time at a chemical reactor’s side knows the real work happens far from the marketing desk. When the industry calls for 2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol, our focus remains clear: deliver exacting purity lot after lot, keep disruptive elements out, and monitor the smallest variables. As seasoned manufacturers, our customers often share their frustrations with poorly controlled byproduct levels or variable performance, particularly when they source intermediates critical to complex syntheses. Over the years, our approach has evolved from trial-and-error bench work to rigorously validated process controls tailored for this class of boronic acid esters.

    What Sets This Compound Apart in Real-World Use

    Experienced chemists appreciate that it’s more than a matter of putting ingredients together on paper. The interest in 2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol comes from its track record: it’s a solid starting point for cross-coupling reactions, notably the Suzuki-Miyaura process. The phenolic core finished with the dioxaborolane boronate group offers a stable but reactive handle, balancing sensitivity and longevity. This balance makes it possible to store without measurable degradation under common warehouse conditions. The dimethyl substitutions at the ortho positions reduce unwanted side-reactions, which our customers appreciate when pursuing selective functionalization on multi-step aromatic scaffolds.

    Feedback often centers on how a batch’s reactivity dictates time and waste on the user’s end. We’ve invested years into refining the crystal habit and particle size, so solubility and mixing behave predictably with the polar organic solvents widely favored in organometallic chemistry. Experienced process chemists recognize the advantage: less mechanical agitation, no rogue clumping, and straightforward dissolution.

    Process Controls for Predictable Output

    As manufacturers, we face daily challenges translating bench discoveries into thousands of liters, with environmental and safety stakes scaling up with volume. We use phosphorus-free coupling routes and continuously monitor water and oxygen ingress to block off-path oxidation. During every pilot run, we test for trace impurities using validated HPLC and NMR methods. The analytical results feed back into our process, so the specifications reflect actual factory output—not cherry-picked small-batch lots. This attentive control has attracted both academic and commercial users who measure each lot’s suitability before it goes anywhere near their flow systems or reactors.

    Our operators understand that phenolic boronic esters can quickly succumb to hydrolysis or decomposition if storage or transit conditions get sloppy. This product has demonstrated stability with moisture protection sleeves, but we also push for accelerated stability testing far beyond what patent literature suggests. No one wants to hear about precipitation, color shift, or yield drops after months on a warehouse shelf. By fine-tuning solid-state characteristics and incorporating smart anti-caking packaging, our shipments resist spoilage and are fast to charge into reactors with few complaints, even after shipping across humid climates.

    Differences That Matter at Scale

    Many in the specialty chemical sphere lump together boronate esters by name, but hands-on experience uncovers distinctions. Performance diverges sharply with even subtle tweaks in methylation pattern or protecting group. We’ve run side-by-side evaluations against 2,4,6-trimethyl derivatives and other ortho-blocked analogues; the 2,6-dimethyl version combines manageable reactivity with sufficient selectivity, and the tetramethyl-dioxaborolane ring keeps the boron moiety shielded yet accessible to catalysts. In customer reports, this design translates to higher coupling yields and fewer competing hydrodeboronation side products compared to pinacol boronate or unsubstituted phenol boronates.

    Some specialty users share a preference for minimal decomposition risk and solid stability during winter transits or prolonged logistical holds. The tetramethyl-dioxaborolane group outperforms pinacol or glycol-protected boronates in these cases, leading to feedback of reduced maintenance needs and lower lot rejection rates. Our process engineers set up QbD cycles to nail down these differences, so we don’t see lot-to-lot surprises or remedial shipping costs.

    Applications, Based on Real Feedback

    We see demand for 2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol in sectors that value tailored molecular building blocks: electronic materials, specialty agrochemicals, advanced pharmaceuticals. Our list of partners includes small biotech labs aiming for novel kinase inhibitors, as well as materials scientists fabricating organic semiconductors or OLEDs.

    Some of the most instructive conversations with researchers and procurement leads happen when discussing performance under scale-up. Many academic protocols gloss over solubility windows, but industrial users can’t tolerate undissolved solids or compromised purity—especially for regulatory filings. Our plant technicians adapt the purification schemes so crystallinity, melting behavior, and particle flow rate support straightforward scale-up. Receiving managers tell us they cut batch prep time with our material versus batches with broader particle size distributions.

    The phenolic functional handle opens up additional modification pathways, letting users graft on further groups using a reliable activation step. R&D units running parallel synthesis cycles have commented that fewer byproducts show up compared to less hindered isomers, staving off time-consuming chromatographic cleanups.

    Quality That Earns Repeat Orders

    Long-term partners rarely return to a vendor who can’t back up product talk with data and open troubleshooting. We operate under a robust QA framework, so any deviation in melting point, boron content, or residual solvents gets flagged and contained long before the product ships out. Since word-of-mouth among research chemists and plant engineers carries weight, we take every deviation seriously, even at the fraction-of-a-percent level.

    Most customers who return often mention that documentation quality is as important as the content itself. We provide detailed COAs and data-traceability for each shipment, reflecting not just a snapshot but the process trajectory that led to each lot. Our analytical teams retain both raw and aggregated data, supporting those who eventually need batch histories for audits or process troubleshooting.

    Transparency has paid enduring dividends. If a downstream process flags a potential impurity, we’ll dive into root-cause analysis and re-run in-house analytics to compare against archived samples. Partnerships have grown from these responsive measures, since every kilo of 2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol comes with full process documentation and support.

    Environmental and Safety Realities in Large-Scale Manufacturing

    On the factory floor, we can’t treat environmental or worker safety as checkbox exercises. The synthetic route for this compound involves careful handling of organoboron reagents and controlled addition sequences. We design our process trains to operate within a closed system, limiting fugitive emissions and protecting operators from inhalation risks.

    We avoid halogenated solvents and have invested in continuous-phase reprocessing, so waste streams remain minimal and predictable. This makes downstream effluent treatment and recovery considerably easier, which matters to partners with strong regulatory obligations. By maintaining strict in-process monitoring, including real-time GC-MS assessment, we safeguard against process excursions and keep batch purities on-target.

    Every production crew member receives on-the-job training tailored to these procedures. This limits mistakes, improves morale, and builds an internal culture alert to subtle changes on the line—like smell, flow, and color shifts. It’s these small interventions and shared situational awareness that support both safety and overall consistency.

    Continuous Improvement Driven by Frontline Insights

    As a manufacturer, we see process bottlenecks and pain points before they turn up downstream. We built our continuous feedback loop from operator input, so process shifts are based on facts from the daily grind, not just wish lists from sales or R&D. If a recipe tweak in the dioxaborolane formation offers a 0.1% yield bump or eliminates a troublesome impurity, frontline crew validate it on the spot, often catching what QC alone cannot.

    Our in-plant training emphasizes early warning for unexpected variance. If a batch presents altered flow characteristics or visual cues, team leads trigger a production halt. This proactive stance—enforced throughout the company—has proven essential for keeping high-purity outputs. Operators learn to trust their instincts, leveraging both experiential knowledge and digital monitoring tools.

    We also maintain open channels with frequent users, inviting their feedback after every bulk shipment. Several customers have helped steer us toward process improvements—all sides benefit as reliability and user satisfaction rise across the board.

    Supporting Scale-Up for Exploratory and Commercial Projects

    Process transfer from lab discovery to pilot scale can stump both seasoned researchers and agile startups. We stay engaged during tech transfer discussions, collaborating on solvent selection, purification, and recovery, rather than simply dropping off a finished batch. Commercial process engineers prefer this hands-on approach; joint teams spot issues before going live, such as solvent viscosity changes or potential reactor fouling.

    In larger pharmaceutical campaigns, consistency becomes more than a number. Investigational new drug applications hinge on solid analytical support and documented traceability. We keep retention samples from every lot, so project partners can re-test, compare, and back-calculate at any stage. This commitment translates to fewer supply-chain interruptions and less last-minute firefighting as regulatory pressure ramps up.

    Our support also extends to formulation advice, helping chemists troubleshoot dissolution, filtration, or secondary reaction steps. This partnership allows downstream users to avoid costly reruns and project delays, supporting efficient project milestones.

    Listening to the Real Needs in Specialty Chemistry

    Market noise clouds the difference between off-the-shelf and custom intermediates. Our guiding principle remains: find what the user truly needs, and adjust the process to fit—not the other way around. Regular customer engagement uncovers new trends, such as requests for tighter particle size controls to ease automated dispensing or for higher-purity grades for sensitive catalyst systems.

    We regularly update synthesis and purification steps, incorporating both incremental and transformative changes. If new research reveals superior methods for moisture protection or uncovers yet-undetected impurity pathways, factory leadership meets to debate, pilot, and implement improvements.

    Our lines between production, analytics, and customer support aren’t rigid. Internal knowledge sharing heightens troubleshooting effectiveness, minimizing downtime and long-term costs. This adaptability, more than any supplier badge, builds confidence among users who depend on 2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol as a keystone in their synthesis landscapes.

    The Road Ahead: Building Future Value in Chemical Manufacturing

    Manufacturing specialty chemicals like 2,6-Dimethyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenol remains a blend of tradition, real-world observation, and technical advance. As regulators push for greener processes and end-users sharpen their requirements for ever-purer intermediates, we commit to change in stride. No surprise, many of our most impactful upgrades start with shop-floor input—tighter packaging seals, real-time analytics, or process streamlining.

    Strong relationships with both new and established users keep our teams tuned to shifting needs. By reinforcing supply chain reliability, backing every shipment with full analytical documentation, and supporting end users with on-demand technical input, we fuel confidence at every project phase.

    The demands of organoboron chemistry will keep shifting. We remain invested in listening to hands-on users, tracking process variables, and pushing operational boundaries, focused on real outcomes for those on the synthetic frontlines.