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Aluminum Tert-Butoxide

    • Product Name Aluminum Tert-Butoxide
    • Alias tert-Butoxyaluminium
    • Einecs 242-760-0
    • 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

    446887

    Chemical Name Aluminum Tert-Butoxide
    Molecular Formula Al(OC(CH3)3)3
    Molecular Weight 204.29 g/mol
    Appearance White powder or crystalline solid
    Melting Point 77-80°C
    Density 1.03 g/cm³
    Solubility In Water Reacts with water
    Solubility In Organic Solvents Soluble in benzene and toluene
    Cas Number 1070-70-8
    Ec Number 213-999-5
    Flash Point 17°C (closed cup)
    Storage Conditions Store under dry, inert atmosphere

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

    Packing & Storage
    Packing Aluminum Tert-Butoxide is packaged in a 100g amber glass bottle with a secure screw cap, labeled with safety and chemical information.
    Shipping Aluminum Tert-Butoxide is shipped in tightly sealed, moisture-resistant containers, typically under inert atmosphere (nitrogen or argon) to prevent hydrolysis. It should be handled as a flammable solid, with appropriate hazard labeling. Transport must comply with local and international regulations concerning dangerous goods, avoiding sources of moisture, heat, and incompatible materials.
    Storage Aluminum tert-butoxide should be stored in a tightly sealed container under a dry, inert atmosphere, such as nitrogen or argon, to prevent it from reacting with moisture or air. Store it in a cool, well-ventilated area, away from sources of ignition and incompatible materials like acids and water. Avoid exposure to humidity, as it hydrolyzes readily and can release flammable tert-butanol.
    Application of Aluminum Tert-Butoxide

    Applications of Aluminum Tert-Butoxide in Industrial Manufacturing

    Aluminum tert-butoxide serves a critical role as a specialty raw material in advanced industrial manufacturing. Its controlled reactivity, solubility in organic solvents, and function as an aluminum source enable tailored applications in sectors driven by demanding technical and regulatory standards. As a direct manufacturer, we support end-users with tightly specified product grades and technical guidance for integration in complex industrial processes.

    1. Sol-Gel Precursor for High-Purity Alumina Films

    Manufacturers of display substrates, microelectronic dielectric layers, and precision optics adopt aluminum tert-butoxide as a primary aluminum source in sol-gel routes for depositing high-purity alumina coatings. The compound undergoes hydrolysis and polycondensation, producing smooth, homogeneous alumina films with defined porosity, dielectric properties, and high-temperature resistance. The low organic impurity content and consistent particle size are critical for semiconductor-grade and optical applications, where minor deviations impact final yield and device reliability.

    Industry compliance standards

    • IEC 60749 (Semiconductor device passivation requirements)
    • ISO 9001:2015 (Quality management for electronics production)
    • ICP-RPQ purity certifications (when used for display and microelectronic purposes)
    • RoHS (Directive 2011/65/EU) for electronics environmental compliance

    Typical usage ratio

    • 0.05–0.15 mol/L in sol-gel precursor solutions, adjusted by film thickness and substrate geometry. Lower end for thin insulation coatings; higher end for robust barrier layers.

    Downstream process integration

    • Dissolved in high-purity alcohol, hydrolyzed under controlled humidity or water addition, then spin coated or dip coated onto wafers or glass substrates before thermal curing.

    Final product types

    • Integrated circuit passivation films
    • TFT-LCD and OLED display backplanes
    • Optical mirror coatings
    • Ceramic nanofilm barriers for photonic devices

    2. Preparation of Aluminum-Based Catalysts

    Refining and petrochemical operations employ aluminum tert-butoxide as a key starting reagent for synthesizing supported aluminum-based catalysts, including alumina-silica and alumina-titania systems. The controlled hydrolysis of the alkoxide ensures uniform aluminum dispersion, a critical parameter influencing active surface properties and catalyst performance in hydrocracking and polymerization lines. High reactivity and low moisture levels facilitate efficient support impregnation and calcination without unwanted phase separation or contamination.

    Industry compliance standards

    • ASTM D2638 (Catalyst physical property validation)
    • EU REACH Regulation (EC) No 1907/2006—substance registration for industrial catalysts
    • ISO 17025 (Analytical laboratory calibration for catalyst composition testing)

    Typical usage ratio

    • Al:Si or Al:Ti molar ratios from 2:1 to 20:1, tuning catalyst acidity and surface area per process requirement (e.g., higher Al content for aromatics removal catalysts).

    Downstream process integration

    • Mixed with co-precursors, hydrolyzed to precipitate gels, followed by filtration, washing, drying, and high-temperature calcination to fix the catalyst phase and surface chemistry.

    Final product types

    • Hydrocracking catalysts (FCC, hydrotreating)
    • Olefins polymerization catalysts (Ziegler-Natta, metallocenes)
    • Dehydrogenation and isomerization catalysts

    3. Synthesis of Advanced Ceramic Materials

    Producers of engineering ceramics and composite materials use aluminum tert-butoxide as an aluminum oxide precursor for manufacturing high-performance ceramics such as sapphire (single crystal Al2O3), alumina-zirconia composites, and ceramic membranes. The alkoxide route guarantees high purity and homogenous elemental distribution, minimizing metallic and silicate contaminations often introduced by mineral or salt-based raw materials. Process consistency at this step defines sintering behavior and final mechanical properties, essential in aerospace, defense, and biomedical device production.

    Industry compliance standards

    • ASTM F1185 (Standard for bioceramic raw material purity)
    • NADCAP AC7120 (Aerospace nonmetallic material processing)
    • ISO 13356 (Implants for surgery—ceramic materials based on yttria-stabilized tetragonal zirconia)
    • IEC 60672 (Technical ceramics for electrical insulation)

    Typical usage ratio

    • Preparation blends contain 5–25 wt% alkoxide, dilution varying by target alumina concentration in final ceramic slurry or green body.

    Downstream process integration

    • Hydrolyzed or thermally decomposed under oxygen-rich conditions to form reactive alumina, followed by mixing, shaping, and sintering with other ceramic or oxide additives.

    Final product types

    • Sapphire substrate disks
    • Alumina structural ceramics for defense and electronics
    • Ceramic filter membranes
    • Orthopedic and dental ceramic components

    4. High-Purity Aluminum Alkoxide for Organic Synthesis

    Pharmaceutical and fine chemical manufacturers apply aluminum tert-butoxide as a selective reagent and catalyst for transesterification, Claisen rearrangement, Meerwein–Ponndorf–Verley reduction, and organometallic synthesis. The compound’s solubility in non-aqueous organic systems and its capability as a Lewis acid enable high-yield, stereospecific transformations under strictly anhydrous and controlled conditions. Strict regulation of heavy metal and volatile organic contaminant levels in the raw material is required to meet final API and intermediate synthesis safety and purity standards.

    Industry compliance standards

    • ICH Q7 (GMP for active pharmaceutical ingredients)
    • USP-NF/Ph. Eur. (Pharmaceutical-grade aluminum specification limits)
    • FDA 21 CFR Part 211 (Finished pharmaceutical controls in US)
    • REACH/CLP safety handling for chemical intermediates

    Typical usage ratio

    • 0.01–0.5 equivalents to substrate, depending on substrate reactivity and target conversion (catalytic amount for reductions, stoichiometric for alkoxide exchange).

    Downstream process integration

    • Directly introduced into inert, anhydrous reaction vessels. Often used in batch or flow reactors requiring controlled temperature and solvent compatibility (e.g., toluene, ethers).

    Final product types

    • Active pharmaceutical ingredients (API) intermediates
    • Chiral building blocks and specialty esters
    • Fine chemical intermediates used in agrochemicals and flavors

    5. Surface Modification of Inorganic Fillers in Polymer Compounds

    Producers in specialty plastics and composite sectors leverage aluminum tert-butoxide to functionalize and hydrophobize inorganic fillers such as silica, alumina, or mica. The alkoxide reacts at the surface, imparting improved compatibility with organic polymer matrices, enhancing mechanical strength, dielectric properties, and long-term stability of insulation and flame-retardant materials. Adoption centers on applications where moisture resistance or electrical insulation exceed generic filler coating requirements, such as high-voltage cables or engineered thermoplastics.

    Industry compliance standards

    • UL 94 (Flammability rating for plastics)
    • IEC 60811 (Insulating and sheathing materials test methods for electric cables)
    • ISO 11357 (Differential scanning calorimetry specification for polymers)

    Typical usage ratio

    • 0.2–2.5 wt% relative to filler content. Determined through pilot compounding trials by target property enhancement versus unmodified fillers.

    Downstream process integration

    • Dispersed into filler slurries or dry blending units, followed by controlled reaction and solvent removal prior to masterbatch or direct compound blending with polymers.

    Final product types

    • High-durability insulation compounds for cables
    • Engineering thermoplastics with enhanced electrical properties
    • Polymer matrix composites for structural and optical uses
    • Automotive and aerospace lightweighting materials
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    Certification & Compliance
    More Introduction

    Aluminum Tert-Butoxide: A Closer Look From the Manufacturer’s Floor

    Product Overview

    Aluminum Tert-Butoxide stands out as a staple in the family of aluminum alkoxides. For years on our line, it has been recognized for its consistent reactivity and stability—a quality not always found in every aluminum compound out there. Manufactured under precise conditions to guarantee a minimum purity of 97%, our material comes as a white, free-flowing powder with a clear, almost spicy odor. We follow strict in-process controls for hydrolysis, as this chemistry can be unforgiving to those who cut corners. The model most customers recognize from us, usually called ATB-01, typifies our in-house process by balancing easy handling and robust performance.

    Specifications and Quality Control

    Each batch measures a molecular weight close to 204 g/mol and holds its own when it comes to solubility in typical organic solvents. We routinely check for water and acid sensitivity, as anyone in the field knows that a single misstep leads to hydrolysis and loss of catalytic function. Every run at our site gets 5-point inspections: appearance, purity (GC and NMR), water content (Karl Fischer), trace metal residues, and assay confirmation. Only product hitting the high end leaves the tanks for packaging.

    This hands-on approach isn’t just about certifications. Decades of experience have shown that even the smallest impurity or shift in particle size can mar sensitive downstream applications, especially in sol-gel routes or catalysis for fine chemicals.

    The Value of Precision in Synthesis

    Many seasoned chemists remember the headaches that come with poor-quality aluminum alkoxides—hydrolysis being the most common culprit. Our technicians have seen their share of material from the market that ‘looks’ similar but fails notoriously under demanding syntheses. This is where repeatability pays off. Aluminum Tert-Butoxide has carved a role as an alkoxylation and transesterification agent. Its tert-butyl groups confer bulk and lower basicity compared to alkoxides like Aluminum Triethoxide, giving it an edge when reducing competing side reactions. Our regular users tell us they favor this grade for even nanoparticles and ultra-thin film growth, since quality prevents batch failures where each flaw costs both time and raw material loss.

    Our Production Process: More Than Just a Formula

    Manufacture relies on carefully controlled reaction of metallic aluminum with tert-butanol under anhydrous conditions, supported by a modest catalyst to initiate dissolution. No shortcuts exist for the drying step—we rely on long-column distillation to avoid introducing trace impurities. Years of doing this in winter and summer have made it clear: humidity and airborne contaminants show up most in batches rushed or run in poor facilities.

    During sampling, every container gets both spot and composite sampling. Technicians check free alkali metal content since this can poison delicate catalysts downstream or interfere in electronics work. Our operators document every step, as even small deviations in time, temperature, or batch size affect final product behavior.

    Key Applications—Real Problems, Real Solutions

    Most of our customers come from advanced ceramics, sol-gel production, and organic synthesis. In the lab, researchers depend on the predictable hydrolysis reaction of Aluminum Tert-Butoxide for making high-purity alumina and tailored gels. Reliable particle formation and minimal agglomeration during hydrolysis stem from the pure, crystalline structure delivered from our facility. Teams synthesizing metal-organic frameworks return for the lack of heavy metal contamination, which matters most in high-surface-area materials used for hydrogen storage or catalysis.

    Another core use comes in coatings and nanomaterials. With consistent, moisture-free product, users have been able to push the high-speed deposition of thin films for semiconductors. Inevitably, some customers attempt substitutions with cheaper alkoxides, only to see irregular films and pinholes. That lesson gets remembered.

    What Sets Aluminum Tert-Butoxide Apart

    The crucial difference rests with its tert-butyl groups. Compared to the more common Aluminum Triethoxide or Aluminum Isopropoxide, the tert-butyl analog resists rapid, uncontrollable hydrolysis. This gives far more precise control in processes built around slow, stepwise additivity and staged hydrolysis—just what you need for high-end ceramics and binder systems.

    In high-value chemical manufacturing, uncontrolled liberation of alcohols during reaction can lead to byproduct buildup and loss of selectivity. The relatively weaker nucleophilicity in our product curbs this. Feedback from process engineers shows that about 20% of batch optimization headaches disappear when shifting from triethoxide to tert-butoxide—fewer foaming events, better heat control, and a more uniform downstream product profile.

    Our Firsthand Experience: Learning the Hard Way

    Decades in this field make one thing clear: maintaining quality in sensitive aluminum alkoxides tests even the best operators. Chemical aggression combined with moisture sensitivity means only tightly sealed, nitrogen-protected systems make it through the production cycle intact. Mistakes invite not minor hiccups, but full-batch losses, as even 100 ppm of water can tip the product from crystalline purity into sticky, unusable sludge.

    We learned long ago to avoid hand-transfer methods. Modern, automated transfer with rigorous gas blanketing used at our site makes cross-contamination almost impossible. At one point, we tried scaling with ‘off-the-shelf’ reaction vessels, only to find trace iron leaching could skew catalytic performance by a measurable percent in downstream polymerization. Stainless steel components have since become the standard, each certified free of pitting and corrosion.

    End-User Perspectives: R&D, Scale-Up, and Consistency

    Research labs often request small, tightly packaged lots to guard against degradation. Bulk users order drums or totes, expecting the same characteristics year after year. Failures to control trace water or packaging leaks destroy months of R&D. Our flexibility comes from purpose-built packaging lines with dedicated filling stations, never reused between products.

    We’ve received feedback on long-haul shipments—occasional condensation inside containers led to hydrolysis and caking in transit. Now, each drum ships with integrated desiccant packs and a double-seal system, reducing spoilage to nearly zero over the past three years. Outbound logistics learned to schedule for minimal temperature swings, thanks to real-world lessons learned from failures, not theory.

    Nobody likes waste. One of our first customers reached out after a plant utility failure led to full batch hydrolysis. We worked with their engineers to redesign local air filtering, helped map new emergency shutoff strategies, and set up a remote monitoring alert for humidity spikes. These partnerships illustrate how direct, open communication outpaces generic troubleshooting guides.

    Environmental Aspects and Handling Safety

    Producing, handling, and disposing of aluminum tert-butoxide offer their own set of environmental and health concerns. We use closed-loop recovery for tert-butanol and solvent streams, capturing more than 95% in-house for reuse or treatment. Spent process residues head to licensed hazardous waste partners, with each shipment documented and tracked.

    Operators and lab staff receive regular training on flash points and personal protection—no shortcuts on gloves or goggles. We’ve had near-misses with accidental water exposure, always leading to rigorous round-table reviews and procedure refinements. Repeated audits keep everyone on their toes, since overlook usually leads to hard lessons. These controls have let us maintain an incident-free record for over five years, an achievement only possible with a trained and cautious crew.

    Transport shows its own challenges. Aluminum tert-butoxide falls under flammable and moisture-sensitive regulations, so our logistics teams rely on certified carriers trained for dangerous goods, not common bulk haulers. We remain directly responsible for in-house safety standards, not outsourcing those duties to third parties who lack the day-to-day relationship with the material.

    Comparing With Other Alkoxides

    Some customers ask about switching from aluminum isopropoxide or triethoxide to tert-butoxide. Our experience has shown that, despite similar reactivity in paper chemistry, the results differ on the bench and in production tanks. Tert-butoxide’s greater steric hindrance translates to slower, tunable reactions. This property becomes invaluable in multi-component syntheses or staged precursor additions, where runaway reactions can destroy product or overwhelm heat controls.

    For coatings and sol-gel work, the more controlled hydrolysis also means less exothermic spiking and finer particle distributions. In practice, those running bench syntheses for specialty aluminas see a marked reduction in gelation gradients and pore structure inconsistencies. The lower volatility of tert-butanol relative to lower alkyl alcohols also means less evaporative loss and fewer handling hazards—something lab techs deeply appreciate, especially on hot summer days.

    Large-scale polymerizations and binder creation benefit from the minimized trace metals present in our formulation. Through these years of manufacturing, even a few ppm of heavy metal can block polymer growth or lead to brittle material. By contrast, random-market materials often bring along residuals that only show up in final testing, when it’s too late to fix.

    Supply Chain Transparency and Trust

    Selling into regulated and high-purity markets, we provide third-party batch test results on request, not just internal lab sheets. Each outbound shipment receives a full documentation set, with QR-coded batch history available for buyer audits. We invite regular customer visits, allowing buyers to witness both batch production and quality analysis firsthand.

    Building trust takes more than just stamped certificates—it comes from walking our customers through production, right down to the last filter and drying oven. This openness leads to better outcomes and stronger long-term relationships, not just short-term sales.

    Innovation and Process Improvement

    Feedback from the field shapes ongoing improvements. Over the years, input from industry leaders in ceramics and organic synthesis has encouraged us to further purify intermediates, streamline drying, and experiment with catalyst recipes that shrink unwanted side reactions. These projects come straight from the realities of day-to-day production—not academic speculation.

    By staying close to users troubleshooting real-world issues—like unexplained turbidity in finished aluminas or poor deposition in thin films—we focus R&D time on fixes that matter. Some of our lithium-ion battery partners, for example, reported trace ion carryover from competitive products. Our operators traced the source to a particular filter membrane batch, changed suppliers, and conducted additional inline testing which eliminated the problem in under a quarter. That experience helps us prevent hiccups before they reach downstream partners.

    Challenges and Our Ongoing Commitment

    Tight specification compliance runs at odds with large-scale cost pressures. We compete every day with producers claiming to offer equivalent products at a lower price, but repeated customer returns suggest that the cheapest material on paper often leads to losses invisible until a process fails. Losing entire batches has led many industry partners back to a focus on proven, consistent supply.

    Operating within demanding regulatory standards, we follow not only required protocols but also voluntary best practices. Early adoption of new filtration and vacuum drying methods pulled us ahead of the curve before these methods became standard expectations. Legacy clients have benefitted from our investments, seeing fewer project delays and less raw material waste.

    Looking Forward: What Matters Most

    We remain committed to keeping each batch aligned with our strictest historical best—this means regular investment in equipment, procedures, and training. The longevity of Aluminum Tert-Butoxide in high-tech and academic settings supports an ever-expanding list of advanced applications. By prioritizing batch reliability and fast feedback from the field, the partnership between production and application will only strengthen.

    The path to better material isn’t theoretical. It’s built on lessons—some learned the hard way—and daily, practical experience. We keep challenging our systems and our team to anticipate the unexpected and deliver a product that stands up under real conditions. Serving customers who demand pure, stable, and predictable aluminum tert-butoxide, we continue to see progress in both quality and capability across multiple fields.