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Catecholborane

    • Product Name Catecholborane
    • Alias HBCat
    • Einecs 210-036-7
    • 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

    471338

    Iupac Name Boranecatechol
    Cas Number 274-07-7
    Molecular Formula C6H7BO2
    Molar Mass 121.93 g/mol
    Appearance Colorless liquid
    Melting Point -100 °C
    Boiling Point 44-50 °C at 1 mmHg
    Density 1.13 g/cm³
    Solubility In Water Decomposes
    Main Use Organic synthesis (hydroboration reagent)

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

    Packing & Storage
    Packing Catecholborane is typically packaged in 100 mL amber glass bottles, sealed with PTFE-lined caps, and labeled with hazard warnings.
    Shipping Catecholborane should be shipped in tightly sealed containers under inert atmosphere, typically nitrogen or argon, to prevent moisture and air exposure. It must be labeled as a flammable and reactive substance, conforming to international hazardous material regulations. Transport in temperature-controlled, secure packaging to avoid leaks, spills, and accidental decomposition.
    Storage Catecholborane should be stored in a cool, dry, well-ventilated area away from moisture, heat, and sources of ignition. It must be kept tightly sealed in its original container, preferably under inert gas (e.g., nitrogen), as it is sensitive to air and moisture. Storage should comply with all applicable safety regulations, and incompatible substances such as oxidizers should be avoided.
    Application of Catecholborane

    Applications of Catecholborane in Industrial Manufacturing

    As a direct manufacturer of catecholborane, we supply this specialized reagent to global partners in high-value synthesis sectors. Catecholborane provides efficient hydroboration reactivity, making it indispensable in advanced pharmaceuticals, agricultural chemistry, fine chemicals, and specialty materials industries requiring precise, clean transformations. Below we outline the major downstream applications with their distinctive compliance, formulation, process, and finished goods information.

    1. Active Pharmaceutical Ingredient (API) Synthesis

    Catecholborane is a key hydroboration agent in the multi-step synthesis of select APIs, favored for its precise regioselectivity and potential to reduce byproduct burden in boron-mediated reductions and functionalizations. Large-scale pharmaceutical plants rely on its consistent reactivity profile to access complex chiral alcohols and amines, which form critical building blocks of oncology, antiviral, and central nervous system drugs. Rigorous process validation, traceability, and safety requirements apply in this high-purity environment.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice Guide for Active Pharmaceutical Ingredients
    • US FDA 21 CFR Parts 210/211 (cGMP for Finished Pharmaceuticals)
    • EU EudraLex Volume 4 GMP Guidelines
    • Ph. Eur./USP/JP compendial standards for residual solvents and heavy metals

    Typical usage ratio

    • 0.95–1.1 molar equivalents per target functional group, adjustable to substrate stoichiometry and reactivity profile

    Downstream process integration

    • Charged to jacketed hydrogenation reactors for hydroboration of unsaturated intermediates, under inert atmosphere sequences before downstream oxidation or amination steps

    Final product types

    • Chiral secondary alcohols for antineoplastic and anti-HIV APIs
    • Boronated, non-proteogenic amino acid precursors
    • Beta-hydroxy ketone intermediates for CNS active drugs
    • Intermediates for advanced glycosylation inhibitors

    2. Agrochemical Technical Intermediate Manufacturing

    Research-driven manufacturers in the crop protection sector employ catecholborane as a hydroboration and borylation agent for preparing sophisticated aromatic and heterocyclic scaffolds—many of which anchor next-generation herbicide and fungicide actives. The chemical’s clean reactivity pattern reduces post-reaction purification loads and supports sustainable manufacturing targets, while batch records and regulatory oversight focus on environmental safety and workplace exposure levels.

    Industry compliance standards

    • OECD Principles of Good Laboratory Practice (GLP) for process R&D
    • ISO 9001:2015 for chemical process control
    • REACH Annex II requirements on raw material use and documentation
    • FAO/WHO guidelines for pesticide technical material purity

    Typical usage ratio

    • Generally 1.0–1.3 molar equivalents per alkene/alkyne function; actual quantity tuned by process scale and kinetic demands

    Downstream process integration

    • Dosed in closed glass-lined reactors for the selective hydroboration of aromatic olefins before aqueous oxidative work-up and extraction of borylated intermediates

    Final product types

    • Boron-containing building blocks for triazole and strobilurin fungicides
    • Precursor molecules for aminated sulfonylurea herbicides
    • Intermediates for pyrazole-based insecticides
    • Synthetic inputs for advanced growth regulator actives

    3. Advanced Electronic Material Synthesis

    Within the field of organic electronics and optoelectronic device precursor construction, catecholborane is increasingly utilized for the synthesis of boronate ester monomers and conjugated boron-containing polymers. These intermediates are fundamental for assembly of OLED emitters, semiconducting polymers, and sensor substrates. Process control in electronics-grade manufacturing emphasizes ultra-low impurities and precise stoichiometry to meet the performance standards for high-purity materials in the semiconductor supply chain.

    Industry compliance standards

    • SEMI C2 standards for semiconductor chemical purity
    • IEC 61340 (ESD protection and safe handling in electronics manufacturing)
    • ISO 14644-1 cleanroom classification
    • RoHS Directive (2011/65/EU) compliance on hazardous substances

    Typical usage ratio

    • 1.0–1.15 molar equivalents relative to reactive aromatic coupling partners, with precise dosing for homopolymer and copolymer batch uniformity

    Downstream process integration

    • Added under anhydrous and oxygen-free conditions to coupling reactors for boronate ester formation prior to Suzuki-Miyaura cross-coupling stages

    Final product types

    • Monomers for OLED (organic light-emitting diode) backplanes
    • Precursor resins for flexible printed electronics
    • Boronic acid-functionalized sensor devices
    • Light-absorbing polymers in photovoltaic modules

    4. Specialty Fine Chemical Synthesis for Flavors and Fragrances

    Producers of high-value fragrance ingredients and flavor auxiliaries adopt catecholborane to conduct regioselective hydroboration of terpenoids, allylbenzenes, or aliphatic substrates. The reactivity profile delivers specific alcohol and ketone moieties desired for subsequent esterification or aldehyde formation without generating excessive side products, crucial for downstream formulation and purity targets set by industry-specific regulatory agencies.

    Industry compliance standards

    • IFRA (International Fragrance Association) safety standards
    • FDA 21 CFR Part 172 (regulations on food additives)
    • FEMA GRAS list inclusion for flavoring substances
    • ISO 22000 for food and feed safety management

    Typical usage ratio

    • 0.8–1.2 equivalents per targeted double bond based on substrate reactivity and scale batch requirements

    Downstream process integration

    • Introduced to batch reactors during specific hydroboration stages of flavor or fragrance precursor conversion, prior to downstream work-up with oxidants or acylating agents

    Final product types

    • Specialty alcohols for musk and fruity aroma compounds
    • Structural intermediates for synthetic pyrazines
    • Fine ester derivatives used in complex flavor or fragrance formulations
    • Pure aldehyde or ketone building blocks for perfumery
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    Certification & Compliance
    More Introduction

    Catecholborane: A Reliable Catalyst for Advanced Synthesis

    Meeting Modern Demands with Purpose

    Working daily in the chemical manufacturing business, I see constant requests for reagents that drive reliability, purity, and selectivity in the lab. Catecholborane grabs attention for good reason. This boron-reagent offers a strong option for chemists seeking smoother hydroboration and reduction steps. Over the years, our company’s production line has grown skilled at making high-assay Catecholborane, reflecting our hands-on approach and strict quality oversight at every stage.

    Chemical Nature and Model Consistency

    As a liquid boron compound, Catecholborane—structured as C6H4O2BH—delivers stable, repeatable performance batch after batch. Our typical product lines ship Catecholborane in concentrations ranging from 0.98 to 1.0 mol/L, formulated for easy measuring in research and pilot plants. Our packaging and storage choices focus on safety, minimizing degradation or exposure to moisture and atmospheric oxygen. Each drum or bottle records traceability all the way back to raw materials, affirming our commitment to both customer and process.

    Pursuing Precision in Organic Synthesis

    In the daily work with chemists and process engineers, I see how Catecholborane opens unique pathways. This reagent performs selective hydroboration reactions with terminal and internal alkynes, outpacing older methods for functional-group tolerance. Compared to sodium borohydride or diborane, it reacts under milder conditions and avoids over-reduction—a detail that matters in multi-step pharmaceutical syntheses. I have watched researchers using Catecholborane convert terminal alkynes to trans-alkenes efficiently, which often reduces purification burdens later. These small gains translate into time and cost savings in the end.

    Advantages Over Alternative Reagents

    Many labs once relied on BH3-THF or bulky borane complexes. The main drawback with these traditional materials centers on instability. Catecholborane, by contrast, remains shelf-stable when sealed and stored dry. This means fewer losses due to decomposition, and that translates to predictable stoichiometry in sensitive reactions. We do not see the same burst pressure hazards or air-sensitivity of diborane gas. Here in manufacturing, our crews handle raw materials and the finished product, and we know firsthand the day-to-day dangers and nuisance of highly volatile boranes. Catecholborane simply makes the chemist’s life less risky, while delivering impressive chemoselectivity.

    Focus on Downstream Application

    Day to day, endpoints matter most. Catecholborane shines in reduction of carbonyl groups and heterocycles. It finds steady use for efficient, clean reduction of oximes and nitriles to amines. Peptide chemists recognize its value in reducing functionalized ketones without messing with sensitive protecting groups. For chiral synthesis, it gives enviable selectivity—one reason why so many medicinal chemistry teams request it by name. We run batches to meet these demanding uses, ensuring no side-products carry over to slow down purification. That level of attention grew out of countless conversations with researchers wanting consistent, traceable performance in scale-up from gram to kilogram.

    Practical Handling and Safety Experience

    From the production floor to packaging, we respect the hazards while aiming for manageable product flows. Unlike many borohydride-based reducing agents, Catecholborane does not release flammable hydrogen gas on contact with air or moisture. For staff and customers alike, this feature strongly cuts handling risks. We also hear from users who appreciate that Catecholborane avoids the strong, lingering odors common to tributylborane or pyridine-borane complexes. Inside our plant, less vapor loss and clearer air have proven real benefits for those overseeing storage and weighing.

    Impacts on Environmental and Regulatory Compliance

    Environmental concerns steer many customers away from borane derivatives that break down unpredictably or leave behind heavy metals. Catecholborane degrades into boric acid and catechol, which present easier waste management paths than metallic residues. Our internal waste treatment protocols match or exceed local environmental requirements. Many synthetic teams have cut down special disposal costs by switching to Catecholborane, hearing directly from their compliance managers that fewer special permits are needed for its byproducts. These are less glamorous advantages, but they really matter on an industrial scale.

    Batch Quality and Analytics: Consistency Makes a Difference

    Every drum we ship carries an attached certificate. Behind those numbers, our own analytical chemists run routine NMR, IR, and titration tests to check active boron content, and screen for organic impurities that could sabotage a customer’s sequence. Regular process audits in our manufacturing plant focus not only on regulatory checkboxes, but on the actual conditions in which Catecholborane is prepared, sealed, and released. We adjust our water-content and trace-metal thresholds according to the latest synthetic literature and ongoing industry feedback. That means if pharma, agrochemical, or electronics teams need specifications that push deeper, we’re ready to run additional purity checks.

    Supported Process Development: Lessons From Experience

    Over time, we have supported hundreds of pilot-scale and commercial projects using Catecholborane as a key building block. New users often come back with questions about how to swap Catecholborane into existing hydroboration or reduction protocols. We share direct observations from our own application trials and customer demo projects, whether this means selecting compatible solvents, running test reactions in the presence of tricky functionalities, or troubleshooting quench procedures that keep boron residues low. It has become common for teams to ask for on-site troubleshooting or joint process optimization. We treat every new process as a learning opportunity, feeding those hard-earned results back into our own product controls.

    Supply Stability and Scaling

    Large-scale production of Catecholborane demands secure raw material streams and a flexible production plant. Raw catechol and boron sources have faced turbulence recently, with global supply chain disruptions affecting the specialty chemical sector. To stay ahead, we built solid working relationships with upstream suppliers, doubling down on transparent audits and material flow tracking. We have invested in our own purification lines and solvent recovery systems, so quality doesn’t depend on the whims of a single vendor. These steps help ensure that both research and industrial customers receive uninterrupted Catecholborane deliveries, even during broader raw material shortages.

    Catecholborane in Green Chemistry Initiatives

    Many customers now weigh process sustainability alongside technical results. Catecholborane pairs well with green chemistry goals—both due to its straightforward synthesis and its relatively benign decomposition products. For example, in batch and flow settings, Catecholborane avoids the need for strongly acidic or basic reaction work-ups. Less wastewater and less corrosive waste mean less downstream processing and easier alignment with environmental targets. In our own plant, solvent minimization and recycling built around Catecholborane have reduced overall emissions and improved safety records. These lessons often feed back into our advisory services as clients chase new regulatory and corporate sustainability benchmarks.

    Technical Support: Bridging Between Synthesis and Scale-Up

    Manufacturing chemicals isn’t only about what goes in the drum. It is about steady relationships and transparent technical discussions. Our staff has walked many plant floors, seeing up close the differences in reaction performance when a reagent arrives fresh, fully-assayed, or late and seeping impurities. Catecholborane stands out in that it offers real modularity: tune conditions for milder hydrogenations or more robust hydroborations with predictable results. We field frequent calls from R&D and production chemists, discussing above all else consistency, mitigation of batch failure risk, and smooth transition from lab glassware to process reactors. Over years of trials and troubleshooting, the Catecholborane we supply has steadily changed shape, packaging, and certificate scope at customer request, reflecting that two-way exchange of knowledge.

    Case Examples: Real-World Results

    Some of our clients in pharmaceutical development have shifted to Catecholborane after fighting frequent shelf-life and handling problems with older borane reagents. Reports back from those plants flag a drop in rejected lots and measurable reductions in lost labor due to hazardous material incidents. In one project, the use of Catecholborane enabled late-stage deprotection reactions on sensitive intermediates, shaving weeks off scale-up timelines since fewer purification steps followed the reduction. In fine chemical synthesis, a customer leveraged our high-purity Catecholborane to produce optically-active alcohols with improved yield, eliminating the need for post-reaction scavenging of heavy metals that relative alternatives introduced. Over time, these small operational gains help open the door to new chemistry and expand what’s possible on commercial timelines.

    Transparency, Traceability, and Trust

    Customers today expect not only a working product but granular knowledge about each batch. The Catecholborane we make travels with full analytical transparency, shipment logs, and production batch records. We run regular in-house and third-party audits, and we encourage open conversations about requirements for documentation. These efforts stem from lessons we learned the hard way: a well-documented reagent avoids costly and stressful troubleshooting later. Whether chemists seek proof of absence of key carcinogenic residues, or clarity around heavy-metal sources, our own manufacturing and QA staff stay available to report and interpret analytic results.

    Cost Considerations and Supply Perspectives

    Every manufacturer faces pressure to balance purity, safety, and price. Catecholborane offers, in our experience, one of the most cost-effective borane sources given its lower handling losses, steady storage life, and lower downstream problems with waste. Several customers moved away from more fragile, hazardous boranes precisely for these reasons. By delivering stock Catecholborane at stable pricing, and reserving the flexibility to ramp production as needed, we have built enduring supply contracts that insulate customers from market swings. At scale, the difference between a shelf-stable and an unstable reagent can save both time and real money—not only for us, but for our clients downstream.

    Continuous Improvement and Product Evolution

    Manufacturing can never rest on old methods. Each year, our QC staff review trends in process deviations, customer complaints, and scientific reviews. We then update our Catecholborane workups and purification approaches to raise reliability and push impurity levels ever lower, often based on input from power users. Adjustments to parts-per-million thresholds, improvements to packaging to cut oxygen-permeation, and new moisture-barrier liners all arose from direct end-user insight. The aim: maintain a product whose predictability matches or exceeds pharma and electronics benchmarks. This constant back-and-forth with those working in challenging manufacturing and research environments forms the backbone of our Catecholborane program.

    Collaboration Across the Value Chain

    Commercial manufacturing works best as a partnership. We encouraged direct dialog with upstream suppliers, making clear the real-world consequences of impure catechol streams or inconsistent boron sources. Downstream, our team works closely with chemical engineers and supply chain coordinators who struggle with inventory planning or document control. Using Catecholborane from a manufacturer links the customer directly to the process, turning their feedback into improvements in our next lot or technical bulletin. This kind of agility, impossible in rigid distribution systems, sets direct manufacturing interactions apart.

    Standing Apart from Traders and Resellers

    Traders and resellers may think of Catecholborane as a simple line-item commodity. Those working within chemical manufacturing live with the details behind the drum: raw material choices, operator training, safety systems, and risk models. Our commitment grows out of firsthand familiarity with every weak point—the scaling of the reaction, the purification loops, and the weekly audits that define daily life in a chemical plant. This worldview shapes the Catecholborane product we supply: one charged with specific obligation, real experience, and the trust that only comes from making something yourself, again and again, for teams who depend on it.

    Conclusion: More Than a Commodity

    Catecholborane has grown from a specialty reagent into an essential tool across pharmaceutical, agrochemical, and advanced material industries. The way we make, ship, and support Catecholborane reflects the lived reality of manufacturing—deep expertise, technical responsiveness, and continuous adaptation. For chemists demanding predictable reactivity, safety, and quality, direct-from-manufacturer Catecholborane offers a foundation for new possibilities and operational peace of mind. Our involvement does not end at shipment; it extends into the real-world moments where a reaction succeeds or fails based on one bottle or drum. Through these shared efforts, Catecholborane remains a catalyst—not only in chemical reactions, but in sparking collaboration and reliability throughout the industry.