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4-Tert-Butylbenzylamine

    • Product Name 4-Tert-Butylbenzylamine
    • Alias PTBBA
    • Einecs 252-029-1
    • 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

    247745

    Cas Number 3989-98-6
    Molecular Formula C11H17N
    Molecular Weight 163.26 g/mol
    Iupac Name 4-tert-butylbenzylamine
    Appearance Colorless to pale yellow liquid
    Boiling Point 255-257 °C
    Density 0.91 g/cm³ (at 25 °C)
    Solubility In Water Slightly soluble
    Flash Point 108 °C
    Refractive Index 1.520-1.522 (at 20 °C)
    Purity Typically ≥98% (varies by supplier)

    As an accredited 4-Tert-Butylbenzylamine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 100g 4-Tert-Butylbenzylamine is supplied in a sealed amber glass bottle with a secure screw cap and labeled hazard information.
    Shipping **4-Tert-Butylbenzylamine** is shipped in tightly sealed containers, protected from light and moisture. It should be stored at room temperature, away from incompatible substances. During transit, it is classified as a chemical reagent and must comply with relevant transport regulations for hazardous materials to ensure safe and secure delivery.
    Storage 4-Tert-Butylbenzylamine should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from sources of ignition and incompatible materials such as strong oxidizers and acids. The storage area should be protected from direct sunlight and moisture. Proper labeling is essential, and access should be limited to trained personnel. Store in accordance with local regulations.
    Application of 4-Tert-Butylbenzylamine

    Applications of 4-Tert-Butylbenzylamine in Industrial Manufacturing

    4-Tert-Butylbenzylamine finds specialized use in multiple industrial sectors as a tailored amine intermediate. Our manufacturing experience confirms its adoption in pharmaceutical ingredient synthesis, specialty polymer modification, epoxy curing systems, agricultural active synthesis, and advanced coating formulations. Each downstream channel integrates this material with distinct standards and process needs.

    1. Pharmaceutical Intermediate Synthesis

    Pharmaceutical manufacturers use 4-Tert-Butylbenzylamine as a critical amine building block in the multi-step synthesis of specific antihypertensive and anticancer actives. Its unique alkyl group aids structural modification during the formation of target molecules, often through reductive amination and amidation reactions. Companies adjust loading based on substrate nature and desired pharmacophore properties. Quality assurance requires strict batch records and traceability throughout process development and scale-up.

    Industry compliance standards

    • ICH Q7 (Good Manufacturing Practice for Active Pharmaceutical Ingredients)
    • FDA 21 CFR Part 210/211 (USA GMP for pharmaceuticals)
    • European Pharmacopoeia monographs and general chapters
    • Chinese Pharmacopoeia for permitted intermediate use cases

    Typical usage ratio

    • 0.2–1.5 molar equivalents, depending on desired final API and side-chain requirements; final proportion set by stability and impurity profiles.

    Downstream process integration

    • Added after key condensation or alkylation steps, entering before purification or crystallization of final intermediates.
    • Integrated in closed reactors under nitrogen atmosphere to prevent oxidative degradation.

    Final product types

    • Antihypertensive drug intermediates
    • Kinase inhibitor building blocks
    • Selective small-molecule APIs for oncology
    • Bulk pharmaceutical chemicals for contract manufacturing

    2. Epoxy Resin Curing Agents

    The specialty coatings sector incorporates this amine as a latent curing agent for two-component epoxy resin systems. Its structure enables a controlled reaction profile, fine-tuned cure speed, and targeted mechanical properties in final adhesives and composites. Manufacturers blend it either as a direct hardener or as part of amine adducts, balancing reactivity and storage stability according to the performance metrics required in electronics, marine, or automotive applications.

    Industry compliance standards

    • REACH (EC 1907/2006) compliant for use in coating chemicals
    • ASTM D3418 and ISO 11357 for thermal curing profile validation
    • UL 94 flame retardance (polymer systems)
    • RoHS Directive for electronic encapsulation

    Typical usage ratio

    • 1–8 phr (parts per hundred resin) depending on resin type, total functionality, and end-use cure time.
    • Higher for cold-cure and lower for room temperature processes.

    Downstream process integration

    • Blended into amine hardener pre-mixes and pre-reacted adducts, dosed during final formulation prior to resin activation or packaged as kit components.
    • QC involves viscosity and gel time testing on pilot lots before commercial batch release.

    Final product types

    • Electronics-grade encapsulants
    • Structural composites bonding resins
    • Automotive direct-to-metal primers
    • Marine-grade anti-corrosion coatings

    3. Agrochemical Synthesis (Active Ingredient Manufacture)

    Agrochemical active manufacturers employ 4-Tert-Butylbenzylamine as a nucleophilic amine in the synthesis of selective herbicides and fungicides. In particular, its tertiary butyl functionality modifies activity spectrum and environmental persistence of agrochemical actives. Technicians optimize loading for yield and minimum residuals in downstream purification, with full traceability under regulated production practices.

    Industry compliance standards

    • FAO/WHO JMPR (Joint Meeting on Pesticide Residues) standards on synthetic intermediates
    • OECD guidelines for chemical safety in pesticide manufacturing
    • ISO 9001:2015 certified production control
    • China GB2763 standards for pesticide residues in food chain

    Typical usage ratio

    • 0.8–1.4 molar equivalents relative to halogenated benzyl precursors, tuned during pilot optimization for active ingredient content.

    Downstream process integration

    • Dosed into multi-step synthesis after halogen exchange or ring closure reactions, often followed by aqueous work-up and distillation.
    • Segregated processing lines for different actives, using in-line GC/HPLC monitoring for quality verification.

    Final product types

    • Triazole fungicide active intermediates
    • Alkyl-substituted herbicide precursors
    • Synthetic pheromone components for field applications
    • Bulk formulated actives for downstream blending

    4. Specialty Polymer Modifiers

    Engineers utilize this amine as a functional end-group modifier or chain transfer agent in specialty polymer formulations such as high-performance polyamides and polyurethanes. Its bulky substituent affects polymer architecture and influences final thermal and rheological properties, which engineers select for advanced automotive interiors, appliance parts, and industrial elastomers. Manufacturers control addition rates strictly to achieve designated molecular weight and performance grades.

    Industry compliance standards

    • ISO 9001:2015 and ISO 14001:2015 for polymer production
    • DIN EN 10204 for batch traceability in compositional polymers
    • RoHS and SVHC reporting (where applicable for end-use plastics)
    • UL Yellow Card certification for electrical grade plastics

    Typical usage ratio

    • 0.05–0.3 wt% as chain stopper or coupling agent, with dosing determined by target polymer structure and viscosity requirements.

    Downstream process integration

    • Incorporated during high-temperature melt polymerization or in reactive extrusion lines; addition closely monitored via automated dosing systems.
    • QC involves GPC (gel permeation chromatography) and melt flow index measurement on finished granules.

    Final product types

    • Glass fiber reinforced polyamides for under-hood automotive uses
    • High-durability polyurethane foams
    • Specialty elastomer masterbatches
    • Industrial engineering plastics with enhanced surface properties

    5. Advanced Coating and Ink Formulations

    Specialty coatings and ink manufacturers deploy 4-Tert-Butylbenzylamine as a chemical modifier in solvent-based or 2K systems where fine-tuned adhesion, weathering resistance, and surface finish are required. Its chemical structure provides improved pigment dispersion and enhanced hydrophobicity in architectural and industrial paint systems. Technicians leverage its role during formulation to boost compatibility between inorganic pigments and organic resin phases.

    Industry compliance standards

    • EU REACH and ECHA notification for downstream user chemicals
    • ISO 12944 for anticorrosive paint systems used on steel structures
    • US TSCA inventory compliance for ink and paint makers
    • VOC content regulations as per regional government standards

    Typical usage ratio

    • 0.2–2.0 wt% relative to binder solids; adjusted for pigment type and film thickness requirements.

    Downstream process integration

    • Dispersed into resin or pigment concentrate prior to high-shear mixing or letdown stage; dosage fine-tuned for viscosity and gloss control.
    • End-line QC on wet and dry film performance, including accelerated weathering and adherence metrics.

    Final product types

    • Architectural exterior paints
    • UV-cured industrial ink systems
    • High-gloss automotive topcoats
    • Anti-graffiti wall coatings
    Free Quote

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    Certification & Compliance
    More Introduction

    Introducing 4-Tert-Butylbenzylamine: Insights from the Production Floor

    From our production floor to your laboratory or synthesis facility, 4-Tert-Butylbenzylamine stands out as one of our core specialty chemicals. Over the years, our team has worked with a wide range of amines, and the journey with this particular compound has offered a front-row view into why its properties hold real value across multiple industries.

    What We Make: The Core of 4-Tert-Butylbenzylamine

    Our 4-Tert-Butylbenzylamine carries the structural formula C11H17N. In its pure form, it takes on a pale yellow appearance. Some might expect every batch to come out water-white, but that's often wishful thinking in real production environments. Visible quality matters— we judge each lot with strict color, odor, and purity checks, using established GC and titration protocols. Most of the orders coming out of our reactors meet or surpass a purity spec of 99.0%.

    Exact melting and boiling points play an outsized role, especially for customers working in pharma or agrochemical synthesis. Our own daily processes benefit from a clear understanding of its boiling point, allowing us to control distillation and avoid tailing fractions that introduce impurities. We document these points and keep meticulous records, because a few degrees can mean the difference between reliably pure material and off-spec waste.

    Our Daily Choices: Why 4-Tert-Butylbenzylamine Earns Its Place

    From first-hand experience, the decision to scale the production of 4-Tert-Butylbenzylamine didn't come from market hype or copying someone else's catalog. This compound serves as a key building block in more than one advanced synthesis. When you work directly with research chemists developing novel catalysts, you hear the same feedback— a tert-butyl group on the para position delivers significant electronic and steric effects. That seems academic until you run a reaction with standard benzylamine as a control, then swap in the tert-butyl variant. The increase in selectivity, the difference in final yield, and the purification effort post-reaction can be striking.

    Unlike bulk benzylamines, the para tert-butyl group doesn’t just passively add bulk. It shields the benzylic position, tempers side-reactions, and can nudge certain pathways, especially in reductive aminations and coupling chemistries. Over the years, several pharmaceutical projects and advanced material syntheses have come to rely on this niche profile. Our recordkeeping shows repeat orders from custom manufacturing operations, not just from major multinationals, but from nimble startups tackling novel therapies or crop protection compounds.

    Production Learnings: Real Challenges, Real Solutions

    Scaling anything beyond laboratory flasks reveals truths that no data sheet ever exposes. Each run of 4-Tert-Butylbenzylamine asks for attention to detail—from temperature profiles during condensation, to washing protocols that scrap unwanted side-products. Early in our adoption of this line, we had to overhaul our amination step, since improper temperature control flooded the crude with ring-coupled byproducts that took endless workup to remove. After several trials, we found that strict monitoring at key exotherms and staged feeding of the benzyl halide tamed the reaction and delivered product that easily survived chromatographic analysis.

    There’s often talk about cost reduction at pilot or full-scale. We learned that chasing yield at the expense of batch-to-batch reproducibility causes more recalls, rework, and client frustration. We set our baseline process to prioritize steady, achievable yields and purity, even if it means conservative heat input or extra solvent recovery steps at scale. The result remains a product that performs on spec and simplifies downstream handling.

    Waste streams emerged as another concern. Unlike some amines that wash out easily or volatilize without trace, byproducts from 4-Tert-Butylbenzylamine syntheses can linger and interfere with subsequent batches. We now treat organic phases with targeted extraction procedures and maintain line flushing cycles before and after significant runs. That keeps cross-contamination in check, which matters for both internal and customer-facing quality standards.

    Where 4-Tert-Butylbenzylamine Shines: Direct Feedback from Applications

    No two industries approach a specialty amine the same way. Talking to formulators in veterinary medicine, electronics, and agrochemical research, the most decisive feedback circles around precision and reliability. The para tert-butyl group doesn’t just alter synthetic outcomes— it sets specific limits on where and how this molecule gets used.

    In pharmaceutical labs, we've seen teams adopt this amine as a key intermediate for producing compounds with improved metabolic stability. Enzymatic transformations tend to face less interference from the tert-butyl group, which can slow oxidative degradation and extend half-life in biological screening.

    Catalyst manufacturers see another upside. Organometallic complexes built from 4-Tert-Butylbenzylamine as ligands show clear shifts in both turn-over number and selectivity. We’ve supplied samples for several metal-catalyzed processes, and after follow-up discussions, clients consistently observe cleaner reactions with less need for costly purification downstream.

    Agrochemical researchers approach us with precise requests for custom grades and packaging. In these cases, shelf-stability during long shipping or warehousing trumps everything. We respond by keeping water and trace organic residues out of every drum shipped, using moisture-barrier containers and sealed headspace purging. These fine details matter most to application researchers, not to catalog buyers who make a single small-scale order.

    Comparing 4-Tert-Butylbenzylamine to Other Benzylamines

    Experience shows that not every benzylamine functions interchangeably. Simple benzylamine often enters the market in bulk, supporting low-cost synthesis where side-reactions or minor impurities can be tolerated. Shifting to para-substituted derivatives like 4-Tert-Butylbenzylamine involves a performance trade-off. On one hand, the extra synthetic step adds cost and complexity; on the other, the structural modifications allow formulators to dial in properties not obtainable from basic amines.

    From our technical perspective, the steric shield provided by the tert-butyl group enables selective reactions, especially in crowded environments or metal-mediated couplings. The electron-donating nature of the tert-butyl group cannot be understated—it changes the electronic profile of the benzylamine, improving nucleophilicity and impacting reaction kinetics in ways basic benzylamine rarely achieves. We have run test libraries across different catalysts, observing both higher and more reproducible yields using the tert-butyl derivative.

    Another talking point: handling and storage. Benzylamine, being less hindered, can suffer from faster oxidation and discoloration during long-term storage. In our warehouses, we see that 4-Tert-Butylbenzylamine bottles maintain a consistent appearance for longer periods under the same climate conditions. Fewer off-odors and deposits mean less rejection and improved user confidence in downstream processing.

    User Demands and the Push for Consistency

    Buyers in the research field and specialty manufacturing rarely want "just any" amine. They specify suppliers who demonstrate not only technical capability but also transparency about process changes, batch records, and reliability under rapid turnaround. In the earlier years, we had projects delayed due to inconsistent amine supply from outside sources, forcing us to invest directly in vertical integration. This has allowed us to shorten lead times, maintain process tweaks in-house, and guarantee materials to regular partners in tight deadlines.

    Clients bring quality questions with every order— they want to see moisture spec data, trace metal content, and residual solvent analysis. We openly share in-house and third-party results, addressing every out-of-spec batch openly and adjusting processes based on field performance. If the downstream application is sensitive to catalyst poisons or micro-trace side-products, we address the root from the point of raw material handling through to delivery.

    Environmental and Safety Considerations from a Manufacturer's Standpoint

    Working daily with amines offers a grounded view of safety and environmental risk. 4-Tert-Butylbenzylamine comes with its labeling and handling requirements. We maintain training protocols and incident documentation, building on small but hard-learned lessons. Personal protective equipment and engineered ventilation remain standard in our labs and production lines, not lip service. Since the compound has moderate toxicity and volatile amine character, we run continuous air monitoring and update safety training with every process update.

    Dilution and controlled neutralization allow us to manage accidental leaks. During storage and in shipping containers, strict secondary containment prevents trace losses. Wastewater from cleaning and quenching steps flows to our on-site treatment system. We break down amine residues in multi-stage neutralization and oxidation lines, maintaining discharges to far below legal thresholds. Visiting inspectors have audited our logs, and we've adopted recommendations into standard operations.

    Improving What We Make: Aiming for Lower Residuals and Cleaner Batches

    No synthesis plant ever stays the same for long. Over the past decade, we’ve invested in equipment and know-how that supports precision chemistry. For 4-Tert-Butylbenzylamine, trace color, residual solvent, and trace byproduct content drive most of our ongoing improvements. Feedback from users sometimes flags unexpected GC peaks or minor off-odors— we use these as sentinel events and rapidly trouble-shoot back through plant logs and lab notebooks.

    Continuous distillation and advanced in-line monitoring now form the backbone of our quality assurance steps. This lets us tune cuts to squeeze the highest purity fraction. Crude fractions that once became waste can now be redirected into reprocessing or sold-on for less demanding formulations, limiting loss of value. By frequently reviewing rejected batches and off-spec drums, we improved recovery rates while driving up the batch quality that actually reaches our partners.

    Supply Chain Pressures and Real-World Adaptation

    Current market conditions bring their own set of challenges. Availability of raw benzyl halides, solvents, and process aids fluctuates with customs schedules, transport strike impacts, and even weather-driven shutdowns at upstream facilities. Having both in-plant contingency stocks and established rapid-testing protocols keeps us nimble. During a recent upstream shortage we triple-checked every new drum of halide for purity and water content, running additional recrystallization when even minor contaminants appeared. Fielding these challenges requires more than just hoping the market will stabilize; it takes rigorous oversight and a willingness to pay premium for secured intermediate supplies.

    Whereas other specialty chemicals might be easy to swap or source from the spot market, clients needing 4-Tert-Butylbenzylamine look for proof of source control. Our reputation depends on reliability across changing global conditions. With digital chain-of-custody and full lot traceability, we guarantee forward and backward tracking for every pail or drum shipped. We’ve learned that customers are most loyal to people who solve their last-minute supply disruptions, not those who only deliver in smooth times.

    Looking Ahead: Commitment from the Manufacturer's Perspective

    Experience dictates that no product profile should stay static. 4-Tert-Butylbenzylamine serves as an example of a chemical with both established applications and emerging interest. As regulatory demands in downstream markets shift, especially around trace impurity controls, we prepare to upgrade both analytical and production tools. We have piloted collaborations with research institutions and end-users to co-develop application notes on new catalysis and drug discovery routes, using our in-house product as the basis for jointly solving manufacturing bottlenecks.

    Several partners have requested scalable green chemistry alternatives, pushing us to explore alternate feedstocks and less resource-intensive synthesis. As sourcing pressures mount in traditional feed markets, we examine both biomass-derived substitutes and routes with lower waste factors. Transitioning isn’t instant— process stability and customer validation take time— but ongoing work with advanced oxidants and tailored catalysts shows real progress.

    Working Directly with Us

    Dealing straight with the manufacturer gives clients the advantage of insight into behind-the-scenes factors driving quality, consistency, and supply. Every drum leaving our loading dock has passed through hands-on inspection and comes with a record of the real measures that went into meeting its specification. Conversations about new product grades or modifications start from our blend of plant experience and constant communication with our users. Feedback loops inform our next round of capital investments, from improved reactor monitoring to enhanced worker training.

    Having spent time in both the plant and directly in customer application labs, our team understands how a new request manifests as a changed blend, a different packaging need, or a new analytical checklist. Employees are empowered to solve and escalate issues, and every process tweak gets rolled back into new operating procedures. Clients call us not just when they want more product, but when they look for advice on process changes, troubleshooting a reaction, or benchmarking a competitor’s batch. That level of partnership comes only from those who see the full chain, from raw material tank to final delivered drum.

    The Real Value—Built Day by Day

    4-Tert-Butylbenzylamine isn’t just a catalog entry or a line on a bill of lading. For us, it’s an example of what careful chemistry and collaborative problem-solving can offer. Our own team has learned that performance is more than numbers on a spec sheet. It’s about maintaining real consistency from batch to batch, supporting every downstream partner with open communication, and taking pride in products that reflect both know-how and accountability. For customers, that means a product they can rely on, developed and delivered by the people who actually make it.