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3-Cyanomethylphenylboronic Acid

    • Product Name 3-Cyanomethylphenylboronic Acid
    • Alias 3-(Cyanomethyl)phenylboronic acid
    • Einecs 841-522-6
    • 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

    930178

    Productname 3-Cyanomethylphenylboronic Acid
    Casnumber 864377-15-3
    Molecularformula C8H8BNO2
    Molecularweight 160.97
    Appearance White to off-white solid
    Meltingpoint 123-127°C
    Solubility Soluble in DMSO and methanol
    Purity Typically >97%
    Storagetemperature 2-8°C
    Smiles B(C1=CC=CC(=C1)CC#N)(O)O
    Inchi InChI=1S/C8H8BNO2/c10-6-5-7-3-1-2-4-8(7)9(11)12/h1-4,11-12H,5H2

    As an accredited 3-Cyanomethylphenylboronic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 3-Cyanomethylphenylboronic Acid is packaged in a 25g amber glass bottle with a tamper-evident cap and clear labeling.
    Shipping 3-Cyanomethylphenylboronic Acid is shipped in tightly sealed, chemical-resistant containers to prevent moisture and contamination. Packages are clearly labeled, handled as hazardous material, and transported in compliance with local and international regulations. Appropriate documentation and safety data sheets accompany the shipment to ensure safe handling and regulatory conformity throughout transit.
    Storage 3-Cyanomethylphenylboronic acid should be stored in a tightly sealed container, protected from moisture and air, as boronic acids can be sensitive to hydrolysis. Store it at room temperature or cooler (2–8°C), away from direct sunlight and incompatible substances like acids and oxidizers. Ensure storage in a well-ventilated, dry place, following standard laboratory chemical safety protocols.
    Application of 3-Cyanomethylphenylboronic Acid

    Applications of 3-Cyanomethylphenylboronic Acid in Industrial Manufacturing

    3-Cyanomethylphenylboronic Acid is a specialized building block utilized in targeted organic synthesis pathways. Its structure supports modern downstream sectors where high selectivity and functional group tolerance are required. As the original manufacturer, we detail key application fields, specific compliance criteria, actual dosage windows, precise process steps, and recognizable finished goods for each industrial scenario.

    1. Advanced Pharmaceutical Intermediates Synthesis

    In active pharmaceutical ingredient (API) manufacturing, this boronic acid derivative plays a critical role during Suzuki–Miyaura cross-coupling to introduce aryl groups featuring a cyanomethyl moiety. The compound provides a unique reactivity profile for synthesizing kinase inhibitors, antihypertensive agents, and central nervous system drug candidates, particularly where conventional arylations are inefficient. Process engineers monitor trace impurity carryover and batch reproducibility closely from kilo-lab through ton-scale API campaigns.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • EU GMP Directives (Annex 15, Annex 21)
    • USP–NF and Ph. Eur. monographs for impurities thresholds
    • FDA 21 CFR Part 210/211 for pharmaceutical quality systems

    Typical usage ratio

    • 35–60 mol% relative to aryl halide coupling partner, adjusted based on application target and reaction scale
    • Excess above stoichiometry for impurities control or driving conversion as validated per batch

    Downstream process integration

    • Charger addition post-dissolution in inert solvent
    • Pd-catalyzed cross-coupling under controlled pH and temperature (<65°C)
    • Inline monitoring of boronic acid consumption via HPLC
    • Subsequent amide coupling or heterocycle formation on the modified aryl substrate

    Final product types

    • Small-molecule API candidates (e.g., CNS drugs, cancer therapies)
    • Key advanced intermediates for custom synthesis CRO/CMO supply chains
    • Research-grade kinase inhibitor standards
    • Boronic acid-based building blocks for further functionalization

    2. Electronic Chemicals for OLED Materials Production

    OLED display materials manufacturers use this compound to construct arylated intermediates for emitting layer synthesis. It serves as a core component in coupling reactions to introduce electron-withdrawing cyanomethyl groups, fine-tuning charge-transport properties in advanced organic semiconductors. Process chemists optimize purity and particle size at scale to match stringent device-grade requirements.

    Industry compliance standards

    • IEC 62321 Restricted Substances Testing
    • RoHS 3 (EU 2015/863) compliance on heavy metal and halogen content
    • Customer-specific standards for trace ionic contaminant control
    • ASTM F3057 standard test method for purity of organic materials

    Typical usage ratio

    • 10–25 wt% in initial reaction batch; optimized based on molecular design and device simulation data
    • Adjusted through pilot batches to achieve required photophysical characteristics

    Downstream process integration

    • Initial charge in dry argon atmosphere reactors
    • Direct coupling with halogenated arenes under Pd catalysis
    • Solid-phase workup for moisture-sensitive OLED material intermediates
    • Quality assurance via GPC, NMR and photoluminescence testing on intermediates

    Final product types

    • Small molecule blue and green emitters for OLED displays and panels
    • Electron transport layer precursors
    • Custom phosphorescent dopant intermediates
    • Device-grade semiconducting building blocks

    3. Agrochemical Active Ingredient Intermediate Manufacturing

    Specialty crop protection manufacturers employ this boronic acid in the construction of heteroaryl scaffolds for herbicides and fungicides. Its cyanomethyl group enables precise molecular modification to enhance target specificity and environmental degradation profiles. Stringent production controls ensure absence of unacceptable by-product residues and fulfill upstream stewardship requirements for regulated agrochemical supply chains.

    Industry compliance standards

    • FAO/WHO Technical Specifications for Pesticides (JMPS)
    • REACH (EC 1907/2006) registration requirements
    • ISO 9001 for production traceability and quality management systems
    • OECD guidelines for chemical testing and documentation

    Typical usage ratio

    • 18–35 mol% relative to halogenated core structure in batch production
    • Scaled depending on product target and regulatory minimum purity thresholds

    Downstream process integration

    • Suzuki–Miyaura coupling as primary introduction step
    • Post-coupling transformations to form biologically active heterocycles
    • Batch filtration and solvent-switching to minimize crop-use restricted residues
    • Crystallization or spray drying for technical concentrate formulation

    Final product types

    • Technical-grade herbicide intermediates
    • Pre-formulated fungicide actives (solid or liquid forms)
    • Precursors for selective insecticidal agents
    • Novel molecule scaffolds for life cycle management R&D

    4. Specialty Polymer Modification Agents

    In advanced polymer synthesis, functional boronic acids permit introduction of reactive aromatic sites, enhancing surface activity and cross-linking ability. In the fine chemicals industry, this compound enables stepwise grafting of polar groups onto styrenics, silicones, and engineering plastics. Operators track reaction completeness and subsequent stability for downstream compounding and extrusion applications.

    Industry compliance standards

    • ISO 14001 Environmental Management Systems for chemical handling
    • FDA 21 CFR 177.2600 (when related to food contact approval and further testing)
    • REACH Annex XVII restricted substances (depending on end-use region)
    • GMP requirements for cleanroom-grade polymer modification (as applicable)

    Typical usage ratio

    • 2–10 wt% by base polymer matrix; dosage refined by polymer molecular weight and desired functional group density
    • Lower ratios for thin film or coating applications; higher ratios for bulk functional resins

    Downstream process integration

    • Bulk polymer melt mixing or solution polymerization initiation
    • Online viscosity and MW tracking during functional group grafting
    • Continuous extrusion or pelletization post-modification
    • Dry blending for masterbatch compounding in high-performance plastics

    Final product types

    • Adhesion-promoting polymer additives
    • Functionalized co-polymers for electronic encapsulation
    • Modified engineering plastics with enhanced sensor binding capacity
    • Smart coating resin intermediates
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    Certification & Compliance
    More Introduction

    3-Cyanomethylphenylboronic Acid: Advanced Solutions for Organic Synthesis

    Pushing the Limits of Modern Chemistry

    Years on the plant floor and in the lab, we've come to recognize certain boronic acids as workhorses in custom syntheses. Among these, 3-Cyanomethylphenylboronic Acid (model: 3-CMPBA) stands out, not just for its structure, but for its practical value. Chemists often ask about purpose and reliability. With this compound, we offer more than a reagent—we offer a genuine pathway to robust molecular frameworks that drive research and innovation.

    Reliable Structure, Consistent Quality

    This compound, known among chemists for its cyano and methyl groups attached to the phenylboronic acid core, displays a unique combination of properties. Years spent optimizing our process have shown us that achieving batch-to-batch consistency matters more than any marketing claim. Each lot of 3-Cyanomethylphenylboronic Acid reaches a purity level matching customer expectations in pharmaceuticals, agrochem, and fine chemical manufacturing, where margin for error runs slim.

    Practical Application Beyond the Routine

    In the arena of Suzuki-Miyaura cross-coupling, the introduction of a cyanomethyl group often pushes a molecule closer to advanced targets. Many standard boronic acids break down or give low yields when more polar or electron-withdrawing groups are present. Typical phenylboronic acids sometimes lag in reactivity or selectivity when conditions call for higher electron density or stronger functional group compatibility. 3-Cyanomethylphenylboronic Acid fills this gap, offering a functional handle that stands up to harsher reaction conditions and unlocks new synthetic routes.

    Pharmaceutical and Drug Development Applications

    Our teams have collaborated directly with medicinal chemists striving to navigate synthesis challenges in small-molecule therapeutics. The nitrile group in 3-CMPBA introduces new avenues for further modification—allowing for the creation of nitrile-containing pharmacophores and advanced intermediates. In practice, this capability shaves valuable time from synthetic sequences, particularly in optimizing lead compounds. Pharmacological groups looking to insert polar functionality without sacrificing coupling efficiency reach for this boronic acid repeatedly. Over the years, we've learned that reliability in such a building block makes the difference between a developmental bottleneck and a seamless workflow.

    Differentiation from Standard Boronic Acids

    We've handled hundreds of boronic acid derivatives across our production line. The typical product in this class, such as phenylboronic acid or its simple alkyl-substituted analogs, offers general versatility, but falls short when an electron-deficient aryl system or additional derivatization opportunities are required. 3-Cyanomethylphenylboronic Acid, with its electron-withdrawing group, introduces not only new electronic properties but also opens up handles for downstream transformation—especially hydrolysis, amine formation, or cyclization. Traditional boronic acids can't provide this suite of follow-up chemistry, a fact that's regularly discussed at our technical feedback meetings with development chemists.

    The Manufacturing Experience That Sets Us Apart

    From the inside, the story of this compound is one of continual learning. Early runs gave us lessons in sensitivity to temperature and air. Stirring conditions and addition rates needed refinements, and analytical techniques had to evolve. We saw impurities that didn’t always show up until downstream analysis. Persistence paid off—process tweaks, yields improved, and purity tightened. Feedback from the bench led us to design a workflow minimizing byproduct formation, which in turn cut headaches for our customers during scale-up. This is the difference a manufacturer sees compared to a distributor: ownership of every challenge, pride in every drum delivered.

    Handling and Real-World Stability

    In daily operations, ease of handling means less downtime and fewer surprises. Our experience shows that some boronic acids degrade or form sticky byproducts when left in humid air. 3-CMPBA, in contrast, exhibits greater shelf stability when stored in sealed containers away from strong moisture sources. We pack each order to minimize atmospheric exposure—I remember the early years when failing to do so led to hard caking and diminished reactivity at the customer’s bench. Practical solutions—double-bagging, using desiccants, and rigorous storage SOPs—grew out of direct feedback and our own trial and error.

    Streamlining Multistep Synthesis

    Customers speak directly to us about timeline pressure and workflow constraints. When installing a cyanomethyl group is a must, this boronic acid delivers the straightforward path. Other reagents might need protecting groups or cumbersome purification. In the labs of our partners, reactions using our 3-CMPBA often progress cleaner and handle downstream functionalization with fewer side products. Time on column and in preparative HPLC drops, freeing up resources for higher-value work. We value these kinds of case studies, as they highlight practical differences not always captured in a data table.

    Building toward Sustainability and Safety

    Sustainable practices matter not just as slogans but as simple economics and environmental responsibility. In-house, every synthesis run means solvent management and efficient waste minimization. We’ve worked with process engineers to select greener solvents for the production of 3-CMPBA and to recover and reuse solvents wherever possible. The end result—lower operating costs and a product that wins repeated business. Handling hazards also weigh on our production planning: minimized dusting, controlled atmosphere setups, and easy-to-handle packaging forms all come from direct experience and continuous improvement cultures on the shop floor.

    Quality Control: A Manufacturer's Perspective

    Working hands-on with 3-CMPBA, our technical staff runs HPLC, NMR, and GC-MS on every batch. We never delegate this to outside vendors unless a method or instrument is not available. Over years, small details—such as peak purity, water content, and confirmatory spectra—translate into greater confidence for those using our material in GMP settings or high-risk projects. Failures and near-misses led us to invest in more hands-on staff training and new analytical equipment, an investment that has paid for itself in fewer complaints and more repeat business. This quality-first approach makes sense because our customers’ projects cannot risk loss of a batch or downtime due to reactivity issues.

    Supply Chain and Lead Time Advantages

    Most customers value predictability over everything. Our history as producers—not middlemen—means we manage stock gaps, buffer inventory, and anticipate demand cycles, especially for research rush periods and production campaigns. We've seen shortages of other boronic acids in lean years, but our supply stays stable because we plan production around long-standing client needs and regular market rhythms, not around speculation. Orders placed with us go out as scheduled—this certainty helps customers plan syntheses and regulatory filings with confidence.

    Supporting Innovation Through Experience-Shaped Solutions

    Each year, companies and academic labs pursue novel targets demanding boronic acids with unique functionality. 3-Cyanomethylphenylboronic Acid meets these challenges through reliable performance and proven outcomes. Customers in intermediate manufacturing, from API to agrochemical sectors, often share their synthetic strategies and hurdles. We feed these stories back into our operation, tweaking process and quality measures accordingly. We’ve learned that success in this field depends less on large-scale promotion and more on proof at the bench, one reaction at a time.

    Collaboration with Leading Chemists and Institutions

    Our products regularly land in projects at the leading edge—from university research groups to world-class pharma labs. In collaborative work, researchers push this compound’s chemistry, sharing successes and surprises. They comment on improved reproducibility, faster scale-up, and the ability to tackle more complex molecules. We listen and adapt. Our role as manufacturer means staying close to end-users, supporting with technical guidance shaped by day-to-day realities, not just by sales figures.

    Advancing Process Chemistry: Real-World Outcomes

    Working through custom synthesis and toll production projects, we often assist with scale-up transitions for clients using 3-CMPBA. The learning never ends. We’ve seen firsthand where minor process shifts—slower addition rates, improved solvent swaps, or cleaner workup procedures—reduce impurity loads and drive up isolated yield. These optimizations, born from plant-level troubleshooting, save customers time and money downstream. Communicating these insights forms the backbone of our technical support, moving beyond mere supply to real process improvement.

    Looking Ahead: Adapting to Changing Needs

    Industry constantly evolves, and so must our approach. Regulatory trends shape new safety and reporting requirements; customer feedback redefines service expectations. We respond directly, upgrading paperwork, lot traceability, and shipping formats to match changing global standards. Bringing 3-Cyanomethylphenylboronic Acid through these transitions required investment in documentation and training. The time spent pays off because today’s customers count on documentation not as a hurdle, but as an essential part of business, enabling faster audits and easier product registration.

    Investing in People and Process

    Behind every kilogram stands a team of chemists, operators, QC analysts, and logistics staff united by hands-on experience. Our culture prizes continuous learning—improvements spring from the shop floor as much as from the boardroom. If a team member develops a better sampling technique or proposes safer decanting, we trial and, when proven, adopt it. The direct benefit—lower error rates, higher job satisfaction, and improved product for the customer. None of this happens in a vacuum; every improvement grows from feedback and a commitment to keeping our promises.

    Addressing Customer Challenges

    Chemists rightly demand more from their suppliers: not just on-paper purity, but on-the-bench performance. We’ve seen products from traders fall short—either due to inadequate batch control, poor packaging, or a lack of technical follow-up. Our approach puts real-world usability at the core. If a client reports solubility issues or reactivity anomalies, we investigate at the source. Practical problem-solving replaced generic service promises years ago. Detailed investigation into every reported defect—a leaky drum, an out-of-spec melting point—forms part of our production loop. Trust grows only through consistency, and that’s earned batch after batch.

    3-Cyanomethylphenylboronic Acid and Next-Generation Synthesis

    Looking back at recent project successes, this compound catalyzed innovation in both drug discovery and custom materials. Its functional handle made the difference in challenging Suzuki couplings, enabling constructs otherwise out of reach. The cyano group in particular sets the stage for versatile downstream chemistry, making it a favored option for modern synthesis pipelines. With every kilogram shipped, chemists target more ambitious molecules—making new medicines and smart materials the world needs.

    Conclusion: Real Value Is Built Over Time

    We understand better than anyone outside the manufacturing trenches what it takes to supply chemistry that delivers, experiment after experiment. Our commitment to 3-Cyanomethylphenylboronic Acid stems from decades spent tracking every parameter, debugging every hiccup, and building solutions based on hard-won experience. In this business, there are no shortcuts—only steady progress and a willingness to listen, adapt, and deliver.