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Vanadium(IV) Fluoride

    • Product Name Vanadium(IV) Fluoride
    • Alias Vanadium tetrafluoride
    • Einecs 236-607-9
    • 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

    405617

    Chemical Name Vanadium(IV) Fluoride
    Chemical Formula VF4
    Molar Mass 126.93 g/mol
    Appearance Green crystalline solid
    Melting Point 325 °C
    Boiling Point Color changes before boiling, decomposes around 400 °C
    Density 3.05 g/cm³
    Solubility In Water Hydrolyzes in water
    Crystal Structure Monoclinic
    Cas Number 10049-16-8

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

    Packing & Storage
    Packing Vanadium(IV) Fluoride, 100g, is packaged in a sealed, amber glass bottle with a secure screw cap and hazard labels.
    Shipping Vanadium(IV) Fluoride is shipped in tightly sealed, corrosion-resistant containers to prevent moisture and air contact. It must be clearly labeled as hazardous, handled with protective gear, and transported according to local, national, and international regulations for toxic and corrosive chemicals. Store and ship in a cool, dry, well-ventilated area.
    Storage Vanadium(IV) fluoride should be stored in a tightly sealed container made of compatible materials, such as PTFE or polyethylene, to prevent moisture and air ingress. It should be kept in a cool, dry, and well-ventilated area, away from acids, water, and incompatible substances. Properly label the storage container and restrict access to trained personnel only.
    Application of Vanadium(IV) Fluoride

    Applications of Vanadium(IV) Fluoride in Industrial Manufacturing

    Vanadium(IV) Fluoride serves as a specialist chemical intermediate in advanced manufacturing sectors where selective fluorination, redox modulation, or catalyst formation is required. The material integrates into highly specific downstream processes where its chemical reactivity and stability under controlled conditions allow for unique transformation steps or functional performance enhancements. Below, we provide a comprehensive overview of real-world applications with technical application focus, supporting downstream process professionals seeking regulatory clarity, precise usage ratios, and relevant processing details on the practical use of this raw material.

    1. Synthesis of Organofluorine Pharmaceutical Intermediates

    Pharmaceutical producers employ this compound as a selective fluorinating agent during preparative routes for complex organofluorine drug intermediates. It introduces fluorine atoms into aromatic or heterocyclic frameworks, crucial for modulating biological activity in late-stage drug synthesis. Proper integration into reactor trains or batch synthesis lines focuses on control of exotherm and selective fluorination under anhydrous conditions. The usage ratio depends on the electronic properties of the precursor substrate and scale of manufacture, with process optimization targeting minimization of excess reagent and recovery of spent vanadium fractions.

    Industry compliance standards

    • US FDA cGMP for Active Pharmaceutical Ingredient production (21 CFR Parts 210 & 211)
    • ICH Q7 Good Manufacturing Practice Guide
    • European Pharmacopoeia 11th Edition, General Chapters for Process Intermediates
    • REACH registered for intermediate use

    Typical usage ratio

    • Stoichiometric to 1.3 molar equivalents per target molecule; adjusted based on precursor reactivity and desired selectivity

    Downstream process integration

    • Introduced at the halogenation step in closed-glass or PTFE-lined reactors under inert atmosphere, often in solvent-phase with continuous monitoring for byproduct control

    Final product types

    • Organofluorine active pharmaceutical ingredients (APIs)
    • Fluorinated building blocks for antitumor, antiviral, or CNS drug classes
    • Complex fluorinated intermediates for high-potency active compounds

    2. Lithium-Ion Battery Cathode Material Precursors

    Producers of advanced cathode materials for lithium-ion batteries use vanadium(IV) fluoride as a reactant in the preparation of vanadium-doped or fluorinated transition metal oxides. These materials improve the electrochemical performance and cycle stability of high-voltage and high-capacity batteries for automotive and stationary storage. The compound is metered during solid-state or hydrothermal synthesis to achieve controlled fluorine and vanadium incorporation in precursor matrices, directly impacting phase purity and electrochemical characteristics.

    Industry compliance standards

    • ISO 9001:2015 Quality Management Systems for battery precursor manufacturing
    • UL 2580:2018 Safety Standard for Batteries for Use in Electric Vehicles
    • IEC 62660-2:2018 Secondary lithium-ion cells for automotive applications
    • RoHS 3 (EU 2015/863) Substance Restrictions

    Typical usage ratio

    • 0.1% to 2% by molar content in reaction blends; optimized based on target phase stoichiometry and designed F/V ratio in final cathode compound

    Downstream process integration

    • Added during co-precipitation or solid-state reaction with lithium and nickel/cobalt/manganese sources; post-calcination mixing is also utilized in some hydrothermal syntheses

    Final product types

    • Fluorine-doped lithium vanadium phosphate (LVPF) cathode powders
    • Vanadium-modified layered oxide cathode materials
    • Lithium vanadium fluorophosphate composites for high-voltage cells

    3. High-Performance Glass and Glass-Ceramic Manufacturing

    Specialty glass and glass-ceramic manufacturers utilize this fluoride to impart unique optical and electronic properties by modifying the local structure of silicate or phosphate melts. Its introduction provides selective vanadium incorporation and direct fluorination, influencing transmission, color quality, and dielectric parameters in technical glass, display substrates, and sensor windows. Maintaining trace control is key, as both over- and under-dosing significantly affect melt homogeneity and product integrity.

    Industry compliance standards

    • EN 15998 Glass in Building – Performance Standards for Technical Glass
    • ISO 12898:2019 Thermophysical properties of glass
    • RoHS compliance for heavy metal residuals
    • REACH for manufacture and use in closed systems

    Typical usage ratio

    • 0.05% to 0.4% by weight of total batch calculated on oxide basis; dosing precision set by target optical specifications

    Downstream process integration

    • Added to batch mix prior to melting in electric/pot furnaces; homogenized with silicate/phosphate sources, followed by melt fusion and controlled annealing steps

    Final product types

    • Low-loss IR-transmitting glass
    • Transparent glass-ceramic components for electronics
    • Color filter plates for image sensor or display technology

    4. Specialized Inorganic Catalyst Production

    In the field of inorganic catalyst fabrication, chemical manufacturers apply this compound to deliver both lattice vanadium and fluorine within solid acid catalysts, boosting redox and acidity profiles for selective oxidations or dehydrogenations. The controlled addition during sol-gel or precipitation synthesis introduces vacancy formation and fine-tunes acid site distribution, which downstream catalytic converter producers demand for regulated emissions platforms or chemical vapor technologies.

    Industry compliance standards

    • ISO 19001:2017 Chemical catalysts – Quality management
    • US EPA 40 CFR Part 60 – Standards of Performance for Stationary Sources including catalytic reactors
    • EU Industrial Emissions Directive 2010/75/EU (IED)
    • Responsible Care Management System for environmental and operator safety

    Typical usage ratio

    • 0.05 to 1.0 mol% of vanadium (IV) fluoride relative to main metal oxide precursor—adjusted based on targeted redox site density and catalyst application

    Downstream process integration

    • Introduced during co-precipitation or wet impregnation of alumina, titania, or silica gels followed by drying, calcination, and shaping into honeycomb or pellet forms

    Final product types

    • SCR (Selective Catalytic Reduction) catalysts for NOx removal
    • Oxidation and dehydration catalyst pellets for fine-chemical reactors
    • Solid acid catalysts for vapor-phase epoxidations

    5. Thin-Film Deposition in Microelectronics

    Producers in the microelectronics sector employ vanadium(IV) fluoride as a source material for chemical vapor deposition (CVD) and atomic layer deposition (ALD) of vanadium and fluorine-doped thin films. These films function as gate dielectrics, protective barriers, or conductive components in semiconductor and MEMS device fabrication. Consistency in precursor vapor phase concentration and minimization of residual contamination are crucial for process qualification and device yield.

    Industry compliance standards

    • SEMI S2 – Environmental, Health, and Safety Guideline for Semiconductor Manufacturing Equipment
    • IEC 60747 – Standards for semiconductor devices
    • IEEE Std 2223-2019: Wafer-level reliability for microelectronics
    • IATF 16949:2016 for automotive applications

    Typical usage ratio

    • Precursor loading controlled to 1–10 sccm (standard cubic centimeters per minute) for CVD/ALD tool supply, optimized according to target thickness and cycle count

    Downstream process integration

    • Fed as vapor-phase precursor to CVD/ALD reactors under vacuum, with in-situ monitoring for film growth and substrate uniformity

    Final product types

    • Thin-film dielectric layers for semiconductor wafers
    • Memristive and ReRAM switching elements
    • Barrier films in microelectromechanical system (MEMS) fabrication
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    Certification & Compliance
    More Introduction

    Vanadium(IV) Fluoride: Behind the Scenes with the Manufacturer

    Introduction to Vanadium(IV) Fluoride — What Sets It Apart

    Producing Vanadium(IV) Fluoride (VF4) at scale brings a unique set of challenges and rewards. Our team has walked the line between reactive chemistry and process reliability, a job that demands depth of knowledge along with hands-on experience. The product stands out in labs and industry applications because of its reactivity, selective utility, and purity, especially compared to other vanadium chemicals. Factory teams who handle synthesis know firsthand how precise conditions must remain from start to finish. Deviations, even small, quickly result in off-spec material, so every decision stems from years of practical operations and rigorous analytic controls.

    Vanadium(IV) Fluoride’s pale-green appearance may not impress at first glance, but the chemical story behind that color matters. Unlike many analogs such as Vanadium(V) Fluoride, which carry risks and reactivity profiles bordering on unmanageable for small-scale users, this tetrafluoride version offers a balance. Researchers and manufacturers use it for targeted fluorination reactions, specialty ligand syntheses, or even as a starting point for complex heterogeneous catalysis studies. Over time, feedback from direct users—pharmaceutical chemists, advanced ceramics engineers, organic synthesis professionals—has helped fine-tune our protocols and consistently improve product quality.

    Manufacturing Insights and Controls

    Boiling points, purity levels, storage, and transport factors all play into final product performance. The fine white-to-pale-green crystals, as seen leaving our reactors, reveal any process hiccup immediately: discolorations or inconsistent flake sizes act as early warnings. We hold to a purity threshold above 99%, with trace metal contaminants and moisture levels tracked through in-house analytical labs. Our operators use glovebox systems or vacuum transfer setups, keeping exposure to a minimum since the compound reacts with moisture in the air and liberates HF—a hazard we never underestimate.

    Packing for transit can’t be an afterthought. Metal cylinders, sealed glass ampoules, or fluoropolymer-lined containers have all proven reliable, but each suits a specific application or shipment mode. We have lost units early on to corrosion or breakage, teaching us to double-check welds, seals, and inert atmosphere fills. Product handling differs from other halides: VF4 won’t persistently fume at ambient temperature like some di- or pentafluorides, but left exposed it degrades quickly. We coach users to unpack under rigorous dry argon or nitrogen conditions whether in academic or pilot plant settings.

    Scaling up has taught our chemists that pressure and temperature programs can’t mimic textbook protocols. At larger volumes, heat transfer and mixing shift, requiring real-time monitoring and aggressive quality checks during crystal growth and isolation. The process, compared to syntheses of more stable vanadium compounds, runs at the edge of equipment capability. Safety systems go far beyond industry minimums since even minor valve leaks cause both product loss and corrosive damage in the area.

    Specifications by the Numbers

    Our product batches typically present as almost pure VF4 by mass spectrometry and X-ray diffraction—occasional traces of lower vanadium fluorides stem from incomplete fluorination reactions, but these never exceed 0.2%. Color shifts on aging indicate hydrolysis or reductive side reactions with packing materials, both of which are cause for rejection or reprocessing. Each container receives a unique batch identifier, linked to spectral analysis and impurity logs going back over a decade. Unlike with many commercial vanadium oxides or pentafluorides, shelf life for VF4 remains a constant concern: once open, the effective reactivity window can be counted in mere weeks if not maintained under rigorous inert atmosphere.

    Granule size, though less critical than chemical purity for most purposes, still matters in practice. Finer powders speed up fluorination when introduced to organic substrates but raise dust containment issues. We offer both fine crystalline powder and pressed pellet options depending on the downstream synthetic steps our customers follow. Early in our history, the push for ever-finer fractions led to airborne exposures, so we reengineered our packaging and filling lines for higher containment. These steps weren’t always easy to justify on cost spreadsheets, but reducing operator risk always pays off in the long run.

    Applications — Where the Science Happens

    End-use applications of Vanadium(IV) Fluoride reflect the compound’s ability to act as a specialized fluorinating or oxidizing agent. Chemists looking to introduce fluoride atoms to otherwise reluctant organic substrates often turn to VF4 for its controllability. The compound takes part in the synthesis of organofluorine molecules, a class of chemicals underpinning everything from advanced agrochemicals to pharmaceutical intermediates.

    In solid-state and materials science labs, VF4 finds its way into novel lithium-ion battery studies and experimental glasses. The moderate volatility of Vanadium(IV) Fluoride, compared to pentafluoride and trifluoride variants, allows precise vapor phase deposition without introducing the same occupational risks. We have provided tailored supply runs to academic teams working on superconductor chemistry—these projects push the comfort zones of even experienced production engineers.

    Attempts to substitute other fluorides rarely match the balance of reactivity and selectivity provided by VF4. For example, Vanadium(V) Fluoride’s higher oxidative strength brings uncontrolled side reactions in organic syntheses, a lesson uncovered the hard way by more than one research chemist. Meanwhile, lower-valence vanadium fluorides, though less hazardous, fall short in critical bond activation. Our staff frequently consult with technical leads at partner companies, helping them chart the path from theory to scaleup, grounded in our own scars and success stories.

    Catalyst preparation for specialty plastics or fine chemical production also uses Vanadium(IV) Fluoride, especially when seeking certain oxidation states without introducing non-fluorinated side products. The feedback loop between bench chemists and our analytical chemists never stops—subtle changes in VF4 specifications ripple outward to affect batch yields, side product formation, and cost structures for everyone downstream.

    Comparative Performance: VF4 Versus Other Vanadium Fluorides

    Vanadium chemistry presents a broad landscape, but the unique profile of the tetrafluoride can’t be overstated. Compared to Vanadium(III) Fluoride (VF3), VF4 brings stronger oxidizing potential and participates in a wider selection of fluorination reactions. Unlike the notoriously volatile Vanadium(V) Fluoride (VF5), which demands specialized storage vessels and fills even gloveboxes with aggressive fumes, VF4 balances higher reactivity with more controllable handling. Our operators notice this difference with every drum filled and every ampoule loaded. Even slight differences in volatility impact how storage rooms are ventilated and monitored, which in turn drives the decision for what our customers select, especially in research environments.

    Attempts to substitute VF4 with cheaper metal fluorides or older Vanadium(III) products have typically disappointed. Customer labs report poor yields and unwanted byproducts. In composite synthesis, where control over oxidation state means the difference between functional and failed materials, VF4 stays in rotation. The market has offered alternatives, but few match the combination of reactivity, storability, and user safety.

    Addressing Hazards and Operational Realities

    The most direct challenge in large-scale Vanadium(IV) Fluoride manufacture lies in controlling exposure and moisture ingress. The hydrolysis reaction generates hydrogen fluoride, corrosive to skin, eyes, equipment, and even concrete. Veterans in our plant recall early days spent patching leaks and reconstructing air handling systems. That history guides our current tight focus on containment: reactor flanges coated in fluoropolymers, vent lines swept with dry nitrogen, and constant training for new technicians.

    For smaller users, insufficient respect for the compound’s hydrolysis risk can lead to failed reactions, equipment corrosion, or outright safety incidents. Many research teams underestimate the speed at which even trace moisture introduces variability. Longer shelf lives are possible when users heed our advice—open containers only in gloveboxes or under stringent inert gas flow, re-seal quickly, and store at stable temperature away from direct light. The safety payoff is immediate, and product shelf life extends weeks or even months past standard experience.

    Stories from our warehouse illustrate how packaging evolves alongside safety protocols. Cardboard or basic thick plastic containers, used in the chemical supply trade decades ago, universally fail with Vanadium(IV) Fluoride. The residual HF exposure crumbles seals and saturates packing material, contaminating subsequent batches. Shifting to metal and glass ampoule systems cost more up front, but disposal and cleanup costs have dropped. Insurance underwriters taking tours of our facility now spend less time demanding evidence of compliance and more time listening to process improvement proposals.

    We share incident logs and operational experiences with peer facilities and regulatory groups. Real-world performance of packaging materials or the frequency of filter replacements in ventilated storage tells a more accurate story than any safety data sheet. This approach means we can forecast process risks before they become large-scale issues. Customer education programs, often held online or onsite, focus as much on handling errors and best practices as they do theoretical chemical reactivity.

    Regulatory Compliance and Analytical Practices

    Authentic manufacturing does not end at the reactor or the packing bay. The legal landscape for storing, transporting, and using fluoride compounds has grown more complex year over year. Hazardous material paperwork, security clearances, and analytical batch certificates follow every shipment—not merely to satisfy bureaucratic needs but to keep users and transport teams out of harm’s way. Local and international regulations overlap: our team members sit on working groups updating best practice guidance so those new to the field have up-to-date information.

    Every batch undergoes gas-phase analysis for HF generation propensity and dry mass loss during staged heating. Growing demand for trace-level impurity reporting comes from pharmaceutical industry partners, who require absolute transparency to gain regulatory approval for active ingredient intermediates. We include full-chain documentation with every container, up to and including source lots for precursor chemicals. New rounds of audits or surprise inspections prompt us to revisit our own internal standards, rather than waiting for regulatory feedback.

    Our analytical staff spends considerable time on trend-spotting among customer-initiated returns or complaints. A shipping delay that causes a temperature spike inside a transport container might produce small color changes or subtle reductions in reactivity. Rather than treat these as isolated events, we build out data maps tracking recurrence, linking events with upstream process changes or broader logistics disruptions. Our process improvement team uses these insights to adjust everything from reactor timing to product labeling, refining the entire operation beyond simple compliance.

    Process Improvements: What Experience Teaches

    Seasoned employees remember working through production campaigns that saw unplanned stoppages due to failing seals or incomplete crystallization. Slow implementation of continuous improvement practices only came after hard lessons—production delays or QA shutdowns far exceeded the perceived savings of running “good enough” for a few extra batches. Today, our operators and maintenance planners drive frequent equipment inspections and push for in-service upgrades on hardware. Process technicians run what-if drills for every point of the warehousing and transport process, from forklift tip-overs to rapid HF-release scenarios.

    Collaboration with end users—particularly those in academia and emerging startup labs—yields new perspectives on real-world needs. Our product engineering group engages these partners early to discuss process changes or new purity benchmarks. The value of this open loop approach becomes obvious: technical support calls drop, waste returns diminish, and more research teams can focus on breakthrough chemistry rather than firefighting process gaps.

    Training at every plant and warehouse site now includes real-scenario walk-throughs and hands-on practice. New hires see firsthand what moisture exposure or temperature cycling does to Vanadium(IV) Fluoride. These insights carry back to customers, as we encourage them to integrate their own safety drills and process walkthroughs. We supply best practice documents based not only on our successes but our failures, a practice that builds lasting trust.

    Supporting Users in New and Old Applications

    Recent years have brought a surge in non-traditional applications for Vanadium(IV) Fluoride. Green chemistry advocates and battery technology pioneers seek out compounds that unlock clean energy advances. Our staff fields more technical inquiries related to process integration at pilot scale, and we consult with university teams building new flow battery prototypes or advanced sensors. The real-time user feedback loop delivers insight no internal R&D program can match: design tweaks, step changes in raw material handling, and even novel application trials stem from direct interaction with high-engagement customers.

    As other sectors chase sustainability credentials, there is increased demand for full-lifecycle documentation. We now provide expanded Certificates of Analysis that cover everything from precursor feedstock source to detailed reactor batch logs. The digital infrastructure required to meet these demands took years and considerable investment. In-house and third-party auditors evaluate data integrity before any end-user shipment, and the commitment to transparency goes beyond regulatory mandates.

    New customer teams or academic partnerships regularly challenge us to push specification boundaries. In particular, some pharmaceutical developers now pursue enantioselective fluorination routes that only high-purity, low-contaminant VF4 enables. Explaining the why and how of new technical routes involves close cooperation between our plant chemists and external project leads. Sharing full reactivity profiles, spectroscopic traces, and even case studies from earlier campaigns enables customers to de-risk their own product development cycles.

    The Value of Real-World Product Experience

    Decades spent scaling, refining, and shipping Vanadium(IV) Fluoride teach lessons no datasheet or literature review covers. The day-to-day reality of managing a volatile, hazardous material translates directly into every step of our operations, from reactor design to packaging selection. As the original manufacturers, our perspective is less focused on theoretical performance and directed more by the feedback loop between process control, safety practice, and user demands. Each improvement in purity, shelf life, and packaging means fewer operational delays for our users and fewer back-end headaches for our staff.

    Direct collaboration with scientists running experiments at the fast edge of research, or process engineers trying to integrate a new step into an established workflow, demonstrates the true value of product knowledge rooted in experience. We continue to invest in analytic technology and process engineering, not because regulatory bodies demand it, but because the continuous flow of feedback—both positive and corrective—drives innovation. Vanadium(IV) Fluoride exists at the intersection of high innovation, high risk, and highly specialized knowledge; only those who produce and handle it at scale can truly speak to its quirks and advantages.

    Whether supporting established applications or navigating new ones, the history, learning, and responsiveness at every stage—from raw material sourcing to end-user consultation—remains non-negotiable. Our commitment to transparent practices, continuous improvement, and direct user engagement ensures every order of Vanadium(IV) Fluoride meets not only a technical standard, but the practical, real-world needs of those who depend on it.