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4-Fluorobenzylamine

    • Product Name 4-Fluorobenzylamine
    • Alias 4-FBA
    • Einecs 228-954-1
    • 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

    272086

    Cas Number 140-75-0
    Molecular Formula C7H8FN
    Molecular Weight 125.15
    Iupac Name 4-fluorobenzylamine
    Appearance Colorless to pale yellow liquid
    Boiling Point 195-197 °C
    Melting Point -9 °C
    Density 1.12 g/cm3
    Solubility In Water Moderately soluble
    Refractive Index 1.538
    Flash Point 75 °C
    Purity Typically ≥98%
    Synonyms p-Fluorobenzylamine

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

    Packing & Storage
    Packing 4-Fluorobenzylamine, 25g: Supplied in a sealed, amber glass bottle with a secure screw cap, labeled with hazard and identification details.
    Shipping 4-Fluorobenzylamine is shipped in secure, airtight containers compliant with hazardous material regulations. The packaging ensures protection from moisture, light, and physical damage. Handling and transport are conducted by licensed carriers, with safety labeling and documentation provided. Delivery is tracked to maintain regulatory compliance and ensure the chemical's integrity during transit.
    Storage 4-Fluorobenzylamine should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizing agents and acids. Keep the container protected from light and moisture. Properly label the storage area and ensure restricted access to qualified personnel only. Follow all applicable safety and regulatory guidelines for handling and storage.
    Application of 4-Fluorobenzylamine

    Applications of 4-Fluorobenzylamine in Industrial Manufacturing

    4-Fluorobenzylamine serves as a critical intermediate for industrial synthesis in several regulated downstream segments. As a manufacturer, we provide strict quality control and technical support to achieve efficient conversion and compliance in each specific scenario below.

    1. Pharmaceutical Active Pharmaceutical Ingredient (API) Synthesis

    4-Fluorobenzylamine acts as a protected amine or direct coupling agent in the preparation of advanced pharmaceutical intermediates for fluoroaryl-containing APIs. It undergoes amide or urea formation, followed by further elaboration to deliver target molecules such as CNS-active compounds. Pharmaceutical manufacturers require precisely controlled input quality for subsequent crystallization, purification, and isolating trace impurities before formulation.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice (GMP) for APIs
    • USP and EP monograph requirements for intermediates
    • 21 CFR Part 211 and local DMF filing regulations
    • EMEA and US FDA impurity profile guidelines for synthesis

    Typical usage ratio

    • 0.8–1.3 molar equivalents, adjusted to optimize amination or coupling yields per step
    • Process scale and stoichiometry refined based on API molecular structure

    Downstream process integration

    • Batchwise or continuous addition into amide bond formation reactors
    • Protected amine feed for reductive amination sequences
    • Direct condensation reactions with acid chlorides or activated esters
    • Final product isolation via preparative chromatography or crystallization

    Final product types

    • CNS disorder treatment actives
    • Psychoactive compound precursors
    • Cancer therapy intermediates
    • Finished pharmaceutical tablets and injectables

    2. Agrochemical Intermediates Production

    Chemical crop protection manufacturers use 4-Fluorobenzylamine as a core building block during the multi-step synthesis of specific fluoroaromatic herbicides and fungicides. Precision in stoichiometry and impurity management remains vital to downstream selectivity and environmental compliance for finished pesticide actives.

    Industry compliance standards

    • FAO/WHO specifications on technical material purity
    • REACH registration (EU) for intermediates and substances
    • ISO 9001:2015-based supply chain traceability
    • National regulations for permissible residuals in agrochemicals (e.g., GB/T 1600 in China, EPA 40 CFR Parts 150-189 in the US)

    Typical usage ratio

    • 0.95–1.15 equivalents in nucleophilic substitution or condensation stages
    • Adjusted for desired N-alkylation product to precursor conversion rates

    Downstream process integration

    • Direct nucleophilic addition to fluoroaryl carbonyl intermediates
    • Incorporation during post-synthesis derivatization for improved field stability
    • Purification via successive distillation and phase separation steps
    • Compatibility testing in pilot plant formulation lines

    Final product types

    • Pre-emergence herbicide active ingredients
    • Fungicide formulations for cereals and fruits
    • Seed treatment chemicals
    • Bulk pesticide blends for agricultural deployment

    3. Fluorescent Dye Manufacturing

    Advanced material producers incorporate 4-Fluorobenzylamine into the synthesis of fluorophore precursors, particularly in the creation of arylamine-functional dyes. These dyes demand rigorous control over the introduction of electron-withdrawing groups for optimal photostability and emission characteristics, with the amine present from initial coupling reactions onwards.

    Industry compliance standards

    • ISO 9001:2015 Quality Management System
    • RoHS Directive 2011/65/EU limiting prohibited substances
    • Local Environmental, Health & Safety (EHS) regulations regarding aromatic amines
    • Customer-specific purity and trace metal content agreements

    Typical usage ratio

    • 1.00–1.10 equivalents in aryl coupling, excess minimized to reduce by-product formation
    • Range adjusted for specific wavelength tuning according to application

    Downstream process integration

    • Use in Buchwald–Hartwig or nucleophilic aromatic substitution reactions
    • Reactant input for direct amination of functionalized aryl halides
    • Further functionalization and isolation by solvent extraction and HPLC purification
    • Integration into dye matrix or labeling kits in fine chemicals plants

    Final product types

    • Fluorescent molecular probes
    • Spectroscopy calibration standards
    • Bioimaging reagents for DNA or protein analysis
    • Industrial laser dye additives

    4. Advanced Polymer Modification

    Polymer and specialty plastics manufacturers incorporate 4-Fluorobenzylamine during the derivatization of fluorinated polymers. This step often aims to introduce amine functionality into the polymer backbone or side chains, enhancing material compatibility, reactivity, and durability for electronic and protective coatings.

    Industry compliance standards

    • ISO 14001:2015 Environmental Management System
    • REACH registration for polymer intermediates (EU)
    • UL 94 flammability standards for end-use plastics
    • Customer-driven specifications for functional group loading, residual monomer content, and extractables

    Typical usage ratio

    • 0.05–0.25 equivalents relative to repeating units, tailored to required amination and mechanical properties
    • Controlled dosing ensures reproducible polymer structure and target functional density

    Downstream process integration

    • Copolymerization or post-polymerization functionalization in solution or melt-phase reactors
    • Addition during extrusion or reactive extrusion mixing steps
    • Subsequent neutralization and purification, minimizing low molecular weight leachables
    • Final QC analysis for amine and fluoride group presence via NMR/FTIR

    Final product types

    • Antistatic or conductive fluoropolymer films
    • Protective coatings for consumer electronics
    • Membranes for fuel cells and specialty filtration
    • High-durability engineering plastics

    5. Fine Chemical and Custom Synthesis

    At the fine chemical scale, contract synthesis operations leverage 4-Fluorobenzylamine for developing bespoke organic molecules. Here, specific project-based demands govern batch size, purity grade, and integration, as the amine supports the assembly of fluorinated benzyl moieties in custom ligands, catalysts, and functionalized building blocks.

    Industry compliance standards

    • ISO 9001:2015-certified production protocols
    • REACH registration and notification for research-use intermediates
    • Custom safety, storage, and transport hazardous chemical regulations
    • Customer-defined analytical testing and batch release requirements

    Typical usage ratio

    • 0.50–2.00 equivalents depending on synthetic pathway and scale-up requirements
    • Optimized per project to limit waste and maximize selectivity

    Downstream process integration

    • Early-stage building block insertion into multi-step syntheses
    • N-alkylation, reductive amination, or amide formation reactions
    • Purification via column chromatography or preparative HPLC
    • Final QA with NMR, LC-MS, and GC analysis

    Final product types

    • Chiral ligands for asymmetric catalysis
    • Custom reagents for discovery chemistry
    • Fluorinated specialty intermediates
    • Analytical standards and research molecules
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    Certification & Compliance
    More Introduction

    4-Fluorobenzylamine: Direct from the Chemical Manufacturer

    Introduction to 4-Fluorobenzylamine

    At our manufacturing site, the work with 4-Fluorobenzylamine starts from the molecule up. We know this compound by its CAS number, 140-75-0, and it remains on our daily list because it addresses practical needs for fine chemical producers, pharmaceutical research labs, and advanced material developers. This aromatic amine, built around a benzyl backbone with a fluorine atom in the para position, strikes a balance between reactivity and stability, which doesn't come by accident. Our production aims to make this intermediate as reliable as possible for customers whose work depends on each batch’s consistency.

    Specifications That Stand Up in the Lab

    Our batches of 4-Fluorobenzylamine are made to meet high purity standards, with GC showing regular results between 98% and 99.5%. The physical state is a clear, colorless to slightly pale yellow liquid under room conditions. Boiling point checks sit close to 190°C, which matches published literature. We do routine NMR, IR, and water content analysis, not just because protocols tell us to, but because customers in contract research or custom synthesis projects check these numbers themselves. If traces of related phenyl compounds or residual solvents creep above tiny percentiles, our QA picks it up before the drums ever leave shipping.

    Common packaging options include 1kg bottles up to 25kg drums, all sealed tightly against moisture ingress. Our storage protocols allow the amine to maintain declared purity even after months on the shelf. Large volume shipments are filled to order directly from reactor to container, closely tracked with batch numbers for traceability, as demanded by compliance audits from global partners who need certainty about the source and handling of their materials.

    Practical Uses and Real-World Applications

    Over decades, we have watched 4-Fluorobenzylamine shift from niche specialty to everyday use in several sectors. Pharmaceutical chemists in early discovery regularly order this amine for construction of fluorinated intermediates. The molecule’s fluoro group moderates electron density on the benzyl ring, which lets scientists direct reactivity in multi-step syntheses. In CNS-active small molecules, for instance, the compound often supports target structures that require both lipophilicity and chemical flexibility, something standard benzylamine doesn’t always provide.

    Chemical engineers working in custom polymers alter monomer properties by stitching in a fluorine determinant. The 4-position on the ring ensures the molecule’s influence stays distal to the amine, preserving nucleophilicity for downstream reactions. This ability to both anchor a substituent and lengthen chains with desired polarity plays out in adhesives and coatings, which explains the steady orders we see from coating developers in both Asia and Europe.

    Agrochemical research also values 4-Fluorobenzylamine as a building block for fungicides and herbicides under patent. Its unique fluorescence and electron-withdrawing attributes tweak metabolism profiles and environmental breakdown rates in a way that standard benzyl derivatives cannot guarantee. Research teams return to us not just for quality, but for supply continuity, since so much R&D time rides on the reliability of starting compounds.

    Solid Performance Compared to Other Benzylamines

    Direct manufacturer experience has taught us that small molecular differences mean major shifts in both process design and end-product features. 4-Fluorobenzylamine sets itself apart from its close relatives. Ordinary benzylamine and ortho- or meta-fluorinated analogues bring different electronic and steric challenges into multistep synthesis.

    Customers running hydrogenation, acylation, or reductive amination steps find the para-fluoro substitution lowers side reactions or unexpected rearrangements. Laboratory tests show that it tolerates catalytic systems used for the coupling of amines with acids or isocyanates, which often trip up less pure or inappropriately substituted amines. Replication of spectral properties across batches backs up the case for our focus on batch homogeneity. Our chemists run parallel reactions with non-fluorinated analogues, and impurities rise for those, with knock-on effects on isolation cost and time spent troubleshooting.

    Working on milligram scale, people sometimes believe any source will suffice. Our plant has seen long-term project managers come back after failed scale-ups when other suppliers shipped variable quality. From pilot to full manufacturing campaigns, the para-fluoro isomer remains popular for those looking to avoid the handling headaches that meta- and ortho- isomers tend to introduce. Steric effects and electron tunneling change yield or force processes to run at higher temperatures. Our version of 4-Fluorobenzylamine stays liquid, easy to measure, and stores predictably, minimizing operational interruptions.

    Manufacturing Practices That Bring Reliability

    Unlike traders or resellers, we oversee every reaction step for 4-Fluorobenzylamine within our facilities. The experience stretches from glass-lined reactors for sensitive amination steps to large-scale distillation. By sticking to best-in-class process controls and validated utilities, we keep cross-contamination off the table, even during campaign shifts to other halogenated benzylic compounds. In our plant, engineers run regular checks on pH and reactant flow rates, watching for the pressure build-ups that could introduce impurities or unsafe conditions. The commitment to plant floor safety directly ties to batch purity.

    We maintain a closed-loop feedback system through production, purification, and packaging. Wastewater streams get tested for any fluorinated residues, ensuring that the environment stays high up on our agenda even if no one asks for these numbers on the certificate of analysis. For international shipments, every container is labeled with a unique batch number that follows a digital trail back to original reactor records. Our QA department tracks customer feedback and periodically adapts our cleaning, flushing, and drying procedures. This detail in monitoring, more than any standard text, underpins why project chemists and buyers keep stable accounts with us.

    Meeting New Demands in Research and Scale-Up

    Research teams choose 4-Fluorobenzylamine for its ability to enable new designs in medicinal chemistry, fine chemical engineering, and materials science. The presence of fluorine, just by itself, brings metabolic stability and altered polarity in target molecules. Our role is to support labs racing to complete first syntheses of next-generation pharmaceuticals, with the supply of this starting material often on the critical path. Query logs from scientists in North America and India show custom requests for analysis details and impurity profiles, which tells us real users value clear, truthful documentation far more than vague assurances.

    Scale-ups introduce their own hurdles. On pilot lines, the compound moves from gram to multi-kilogram lots, and this is where purity and lot uniformity can make or break batch reliability. Our team helps scientists avoid costly rework by shipping extra analytical samples in advance and keeping pilot plant records on hand to resolve any batch-to-batch questions. From direct experience, we’ve seen both early-stage and seasoned buyers ask for historical data with spectral overlays, seeking confidence about lot interchangeability. Once they run into problems with inconsistent isomer ratios or unexpected solvent residues, switching suppliers seldom solves the issue without baseline QC data from the actual manufacturer.

    Process chemists cite the consistent handling characteristics of our 4-Fluorobenzylamine—pourable at room temperature, sharply defined melting and boiling points, and the absence of mysterious residues after evaporation. All of these give teams the confidence to scale their work from milligrams to hundreds of kilograms, even if regulatory filings or patent applications remain years away.

    Safety, Compliance, and Environmental Considerations

    Our site operates under an integrated safety management plan, which covers handling guidelines for all halogenated amines including 4-Fluorobenzylamine. Operators receive regular training on personal protective measures, spill response, and safe transfer—since aromatic amines sometimes cause allergic reactions in susceptible individuals. Ventilated workstations and containment valves reduce accidental exposure risks in formulation labs or packaging stations. By reducing off-gassing and packaging the amine in HDPE containers, we limit the risk of vapor formation during shipping and storage. We do not delegate safety or environmental control to third parties.

    From early development to regular supply, we field regulatory questions around REACH compliance, restricted substances, and product stewardship. Every batch comes with traceable origin and processing documentation, a result of working in markets where authorities expect lifecycle transparency. Internal audits and customer reviews have pushed us to minimize legacy solvents and residual halide content, which often factor into import clearance delays. Over the past year, technical staff improved the flowchart and updated ECCN and HS code verification to match changes in international trade regulations. These aren’t marketing points—they prevent real headaches during customs inspection and ensure that researchers and process engineers don’t lose time to document shortfalls.

    The growing attention on PFAS emissions and environmental loading of specialty amines prompts a regular review of our wastewater treatment and emissions. We set quarterly benchmarks for fluoride content downstream of our process, and this feeds into community reporting and auditing in the regions where we manufacture. For disposal, the product’s high solubility demands careful neutralization and controlled incineration managed on site. No drum leaves us without tracking and signed authorization, part of our standard operational discipline.

    Challenges: Supply Chain and User Education

    Disruptions in solvent supplies, halogenated precursors, and even drum manufacture have highlighted the importance of forward planning in the modern chemical business. We buy raw materials long before orders surge and put safety stock in climate-controlled storage, insulating repeated customers from last-minute delays. Market intelligence drives our procurement, gleaned from direct relationships with upstream suppliers, not just spot market alerts. The volatility in costs for fluorinated intermediates tests how we balance quality and value to end users tackling their own R&D deadlines.

    Education also remains a daily concern. Many new clients, especially in start-up research, underestimate the handling nuances of aromatic amines. Even the basic difference between meta- and para-fluorination in reaction behavior can determine product success. We regularly run remote workshops, share handling videos, and publish notes on reaction trends seen with 4-Fluorobenzylamine under real manufacturing conditions. Technical support extends beyond sending a safety data sheet; our team of chemists answers specific questions about compatibility, work-up, and product isolation based on validated data sets, not speculation.

    Looking Forward: Innovation With 4-Fluorobenzylamine

    The last five years have seen rising demand for fluorinated building blocks, especially as new drug classes and coating technologies reach the market. 4-Fluorobenzylamine sits at a unique intersection where molecule design and large-scale feasibility actually overlap. Our R&D lab continues to investigate ways to improve atom economy in its synthesis, cutting down both waste and cycle time. The idea is to provide even cleaner product with a smaller environmental footprint, which meets future regulatory scrutiny as well as customer requests for greener options.

    We see opportunities in automating further aspects of process control, monitoring pH drops and reaction exotherms in a way that preempts impurity spikes. Partnering with academic labs and industrial users, we gather feedback on new catalytic systems or reaction coupling techniques that favor para-fluorobenzyl cores. Each year’s development pipeline feeds back practical suggestions—tighter impurity thresholds, requests for non-standard pack sizes, or new application notes describing sector-specific behavior—not broad talk about possibilities, but actual working protocols.

    What Sets Our 4-Fluorobenzylamine Apart

    Direct oversight of every production step forms the backbone of our approach. Our chemists know that end users don’t want guesses about substitution patterns, boiling points, or trace impurities; they want results that let their own experimental work succeed. Repeat business from global research institutions, advanced materials developers, and established pharmaceutical firms confirms that our product stands up to repeated scrutiny. Whether it’s a shelf-life evaluation at a Scandinavian biotech lab or a multi-tonne supply to an American contract manufacturer, the hallmark remains the same: predictable performance, clear communication, and delivery logistics grounded in years of doing the chemistry right.

    For customers moving between benzylamines, experience shows that para-fluorination supplies a useful tool. The handling profile, purification ease, and chemical compatibility deliver bottom-line benefits for project and process leaders who cannot afford surprises caused by unstable or mismatched starting materials. We have seen engineers save weeks by trusting in the process controls and documentation that back every batch. No one makes perfection happen overnight, but practical, unbroken attention—from raw materials to filled drum—sets apart a chemical partner who knows both the small and large consequences for users.

    Conclusion

    From lab bench experiments to industrial campaigns, the importance of a dependable 4-Fluorobenzylamine source grows with each new technology wave. End users need the full story—real numbers, genuine experience, and honest communication that only dedicated manufacturers bring. Our commitment is to prove that experience is not marketing talk, but the basis for chemistry that supports the success of our customers time after time.