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5H-Octafluoropentanoic Acid

    • Product Name 5H-Octafluoropentanoic Acid
    • Alias Perfluoropentanoic acid
    • Einecs 807-134-7
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    973729

    Chemical Name 5H-Octafluoropentanoic Acid
    Molecular Formula C5HF8O2
    Molecular Weight 252.05 g/mol
    Cas Number 2706-90-3
    Appearance Colorless liquid
    Boiling Point 96-98 °C
    Melting Point -31 °C
    Density 1.678 g/cm³
    Solubility Slightly soluble in water
    Purity Typically ≥98%

    As an accredited 5H-Octafluoropentanoic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 500g of 5H-Octafluoropentanoic Acid is securely sealed in a labeled amber glass bottle, with hazard symbols and safety instructions.
    Shipping 5H-Octafluoropentanoic Acid is shipped as a hazardous chemical, typically in tightly sealed, corrosion-resistant containers to prevent leakage. It should be accompanied by appropriate labeling and documentation, including Material Safety Data Sheets (MSDS). Shipping must comply with relevant international regulations due to its potential health and environmental risks.
    Storage 5H-Octafluoropentanoic acid should be stored in a tightly closed container, away from incompatible materials such as strong bases and oxidizers. Keep it in a cool, dry, and well-ventilated area, away from heat and sources of ignition. Use corrosion-resistant materials for storage, and avoid moisture to prevent decomposition. Clearly label containers and follow all relevant safety regulations.
    Application of 5H-Octafluoropentanoic Acid

    Applications of 5H-Octafluoropentanoic Acid in Industrial Manufacturing

    As a direct manufacturer, we supply 5H-Octafluoropentanoic Acid to a diverse range of industries requiring advanced fluorochemical capabilities. The following sections detail specific, real downstream applications, compliance requirements, blend ratios, and processing details relevant to each sector.

    1. Fluoropolymer Synthesis for Specialty Coatings

    Our material functions as a key intermediate in synthesizing fluorinated monomers and oligomers for high-performance specialty coatings. It directly contributes to the hydrophobic, anti-stain, and corrosion-resistant properties demanded in industrial finishes for electronics, automotive, and architectural applications. Downstream users carefully control the feed ratio and reaction conditions to achieve targeted molecular weights and performance traits in the polymer matrix.

    Industry compliance standards

    • REACH (EC 1907/2006) for polymer intermediates
    • US EPA TSCA for new chemical pre-manufacture notification
    • ISO 9001:2015 for quality management
    • DIN EN 13300 for coating material specifications

    Typical usage ratio

    • Usually introduced at 2–12 wt% of total monomer feed
    • Ratio adjusted based on desired fluorine content and coating thickness
    • Excess can lead to phase separation; careful titration required

    Downstream process integration

    • Charged during main monomer feed of emulsion or suspension polymerization line
    • Saponification and end-functionalization steps monitored to ensure complete incorporation
    • Quality control includes residual acid content and fluorine NMR analysis

    Final product types

    • Weather-resistant architectural coatings
    • Antifouling marine paints
    • Oil- and water-repellent electronics housings
    • Protective automotive underbody finishes

    2. Surface Treatment for Technical Textiles

    The acid serves as a precursor for fluorochemical finishing agents in technical textile production, such as durable water-repellent (DWR) treatments. Fiber mills utilize its unique perfluorinated structure to engineer finishes that bond chemically to polyester, nylon, and cellulose fibers. The result is high-performance fabrics for workwear, outdoor gear, and industrial filtration applications, maintaining durability even after repeated laundering.

    Industry compliance standards

    • OEKO-TEX Standard 100 (Annex 4, PFOA/PFOS restrictions)
    • ZDHC MRSL for restricted substances in textile finishing
    • ISO 14419 for water repellency testing
    • EU POPs Regulation for fluorinated compound limits

    Typical usage ratio

    • Applied at 0.8–2.2 g/L in aqueous finishing baths, adjusted for specific textile composition
    • Lower dosages for lightweight apparel; higher for technical and filtration textiles

    Downstream process integration

    • Formulated into aqueous dispersions or emulsions in the finishing line
    • Padded onto textiles post-weaving and pre-drying
    • Curing ovens set to 120–160°C for covalent bonding
    • Quality tested by spray rating and hydrostatic head measurements

    Final product types

    • Industrial workwear with DWR functionality
    • Outdoor performance jackets and pants
    • Filtration fabrics for chemical processing
    • Medical barrier textiles

    3. Microelectronics Photoresist Raw Material

    5H-Octafluoropentanoic Acid acts as a controlled chain transfer and etch-resistant additive in the formulation of fluorinated photoresist polymers for semiconductor wafer manufacturing. Its structure improves dry etch selectivity and reduces feature collapse when patterning sub-14 nm nodes, supporting advanced lithography processes. Raw material purity and contaminant control are essential throughout handling.

    Industry compliance standards

    • IATF 16949:2016 for automotive-grade electronics
    • SEMI C94.1 for photoresist raw material purity
    • JIS K 5600-1-1:2021 for resist performance evaluation
    • IPC-6012 for base material acceptability

    Typical usage ratio

    • Blended at 1–5 mol% with primary acrylate or methacrylate monomers during resist precursor synthesis
    • Ratio tuned for etch rate balance and film integrity

    Downstream process integration

    • Dosed directly into resist polymerization batch reactors
    • Controlled addition during copolymerization with fluorinated co-monomers
    • Microfiltered pre-packaging to prevent particle contamination

    Final product types

    • Advanced lithography photoresists for logic and memory devices
    • Etch barrier coatings for 3D NAND manufacturing
    • Spin-on dielectrics with high etch selectivity

    4. Firefighting Foam Concentrate Intermediate

    The compound is utilized as a building block for synthesizing targeted fluorosurfactants in firefighting foam concentrates, specifically in class B (hydrocarbon liquid) fire suppression. Downstream formulators design the surfactant package to achieve rapid spread and film formation over burning fuels. Integration into foam concentrates requires strict control over chain length and compliance with strengthened environmental regulations addressing persistent organic pollutants.

    Industry compliance standards

    • NFPA 11 for low-expansion foam concentrates
    • European Green Deal fluorochemical restrictions (Regulation (EU) 2020/784)
    • U.S. EPA guidance for AFFF alternatives and PFOA/PFOS reduction
    • ISO 7203-1:2016 for foam performance and safety

    Typical usage ratio

    • Integrated at 0.05–0.4 wt% as a tailored surfactant precursor in foam concentrates
    • Concentration depends on end-use foam expansion rate and fuel type

    Downstream process integration

    • Reacted via telomerization or sulfonation in specialty surfactant synthesis reactors
    • Blended with hydrocarbon and silicone surfactant packages in final concentrate formulation
    • End-product QC for film-forming speed, burnback resistance, and fluorine content

    Final product types

    • Alcohol-resistant aqueous film-forming foam (AR-AFFF)
    • Synthetic fluorine-free foam (SFFF) as transition formulations
    • Fire suppression concentrates for aviation and industrial tank farms
    Free Quote

    Competitive 5H-Octafluoropentanoic Acid prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    Understanding 5H-Octafluoropentanoic Acid and Its Role in Advanced Manufacturing

    A Closer Look from the Production Floor

    In chemical manufacturing, the complexity of molecules like 5H-Octafluoropentanoic Acid stands out not through marketing buzzwords, but through everyday, practical challenges and successes on the production line. Our work with this compound reflects both the shifting landscape of specialty chemicals and the growing demand among downstream industries for precision and reliability. Producing this acid in our own reactors means dealing with tough raw materials and process controls that leave no room for error.

    About the Compound

    5H-Octafluoropentanoic Acid, with its unique eight fluorine atoms and five-carbon backbone, belongs to the family of perfluorinated carboxylic acids. This configuration not only resists thermal breakdown but also repels water, oil, and a host of aggressive chemicals. What makes this molecule stand out, compared to shorter and longer-chain analogues, is its tightly controlled chain length, which yields a specific pattern of reactivity and environmental fate.

    Why Molecular Structure Matters

    Our team has found that every extra fluorine atom in the chain, and every carbon position, changes how downstream manufacturers can use the compound. For example, the five-carbon structure of 5H-Octafluoropentanoic Acid grants different wettability and emulsification properties compared to the six or eight-carbon cousins that have historically dominated fluorochemical applications. Manufacturing this particular acid demands an understanding of both process chemistry and customer needs, as many clients bring us demanding purity targets and strict performance criteria.

    Synthesis and Process Control

    Making 5H-Octafluoropentanoic Acid reliably requires more than technical formulas; it draws on years of operational discipline. Starting with selected perfluorinated alcohol or other advanced precursors, the process involves a controlled sequence of oxidation and purification steps. Temperature swings, reaction time, pH control, and even the grade of filtration media affect not just yield, but the very functionality clients rely on. Batch-to-batch consistency is a promise we uphold by monitoring both intermediate and final product at multiple control points, using instruments our operators check with their own hands daily.

    Specifications and What Sets Us Apart

    It is easy to list numbers—purity above xx% by GC, moisture below x%, acid value between these set points—but in the factory, those numbers represent days of collective experience. We calibrate instruments against known standards before running any QC, and we double-check results using alternate analytic methods. This acid’s low levels of side contaminants, tight boiling range, and consistent acid value make it dependable for sensitive applications. Process adjustments are based not on guesswork, but on feedback from real-world usage, whether in advanced coatings, polymerization aid, or other technical applications.

    Applications Shaped by Real Needs

    Fluorinated acids such as 5H-Octafluoropentanoic Acid find their way into laboratories and factories making everything from specialty polymers to critical surface treatments. Clients who manufacture fluoropolymer films, membranes, or surfactants rely on full traceability and predictable behavior under demanding process conditions. Over the years, we have seen industry trends shift from legacy C8 and C6 compounds in favor of shorter-chain alternatives like this acid, partly driven by regulatory pressures and evolving technical standards.

    Our technical support has walked countless clients through process trials, scale-up challenges, and troubleshooting scenarios. Time after time, it is not the specification sheet that solves their problems, but open discussions grounded in what actually happens when this acid meets their process streams. Viscosity, reactivity toward catalysts, thermal stability—all these play a part. We have even worked with researchers optimizing cleaning agents and surface modification systems, where the difference between success and failure can come down to purity and impurity profiles only a close-knit factory team can control.

    Environmental and Safety Responsibility

    Producing and handling perfluorinated acids like this one brings a heavy sense of responsibility. Our storage, transfer, and waste management protocols did not spring up from paperwork; they result from years of adaptation to regulatory scrutiny and real-world incidents. Each drum and batch is fully traceable from raw material to finished shipment. For example, our effluent scrubbers and waste handling procedures do not just meet local requirements; they were re-engineered after feedback from environmental safety audits and internal incident reviews. The team must respect not just the hazards on the label but also the cumulative impact of these substances in real environments. That means training every operator, maintaining redundant systems, and collecting practical data to share with clients about safe handling and downstream degradation.

    Customer Insights and Partnership

    A product is more than a chemical name–it represents a partnership between manufacturer and user. What sets our team apart is the focus on responsiveness as business and technology move forward. We have seen customers launch new products and find that subtle shifts in the acid profile—perhaps a trace impurity changing catalytic performance, or a modified surfactant property—can mean the difference between product success and delay. Our approach is to keep technical discussions open, to provide samples with full characterization, and to support our partners through process changeovers or scale-ups.

    Research and Continuous Improvement

    No process stays static. Over several years, feedback loops with customers and in-house research have led to meaningful, incremental improvements. Analytical capabilities have expanded, not just by buying new equipment, but also by refining test methods to pick up minor differences in molecular weight or isomer content. Process development chemists and plant operators stay in close contact so that knowledge moves in both directions. This results in faster troubleshooting and better long-term reliability.

    On the plant floor, small changes matter. Switching a feed tank material to avoid trace metal pick-up, altering an oxidant delivery schedule to prevent side-reactions, or installing a new online GC detector to catch shifted purity—all these are the details that separate a stable supplier from a risk. The ultimate beneficiary of these decisions is always the customer, whose production targets, strict audits, and time-to-market pressures create constant demand for reliability.

    Comparison With Other Perfluorinated Acids

    The variety of perfluorinated acids on the market has never been greater, with chain lengths spanning three to over ten carbons and functional group variations for each. Within this crowd, 5H-Octafluoropentanoic Acid hits a specific balance: strong chemical resistance, lower bioaccumulation potential than many long-chain variants, and reactivity suitable for controlled coupling or emulsification. Some customers inquire about switching between similar C4, C6, or C8 acids due to regulatory or application changes. We help sort out the changes they can expect—shifts in surfactant behavior, differences in film formation, and even varied responses to process stressors like heat, acid, or base exposure.

    In our experience, the jump from six to five carbons, or to alternate functional groups, is not trivial. Property shifts show up in cold flow, volatility, polymer compatibility, and even in emission profiles during processing. What works with a C8 acid may not translate smoothly to a shorter chain, affecting both performance and compliance. We have worked with teams recalibrating their entire process train for such shifts, including new blending strategies and real-world testing on pilot lines. This sort of hands-on, technical evolution matters much more than generic product interchange tables could ever suggest.

    Regulatory Landscape and Compliance

    Regulation of perfluorinated compounds has grown increasingly stringent, both in major consumer markets and upstream supply chains. Manufacturing 5H-Octafluoropentanoic Acid means navigating not just product purity, but disclosure of side-product profiles and full documentation of manufacturing practices. We track legislative updates, regularly consult external counsel, and participate in industry forums to stay ahead of new rules. This includes not just end-use restrictions, but also requirements regarding storage, shipping, and waste management.

    As regulations evolve, some downstream users face uncertainty about which fluorinated acids remain acceptable in their regions or product lines. Rather than leaving customers in the dark, we provide clear documentation, up-to-date compliance papers, and support through audits. For example, ongoing changes in the status of longer-chain perfluorinated acids have driven a shift toward five-carbon options like this acid, allowing clients to maintain performance while meeting new obligations. Supporting these transitions demands more than paperwork; it involves real flexibility and technical insight at every stage.

    Quality Assurance Grounded in Practice

    It is easy for outsiders to talk about “stringent quality control,” but our plant lives it every shift. Each production campaign for 5H-Octafluoropentanoic Acid starts with batch planning based on available feedstock, past performance data, and immediate demand projections. In-process control checkpoints allow for catch and correction long before a tank is blended for final QC. Experienced eyes catch issues that even modern automation misses—color shifts, unusual residue, or off-standard pH can all point toward process drift.

    Once a batch hits the QC lab, every round of testing is checked against historical standards. Acid value, purity by GC, water content, molecular profile—all results go through a dual verification system. Each release certificate draws on records kept for years, enabling us to spot slow shifts and verify that finished material lives up to both our standards and those enforced by end-market regulators. Quality means consistent results for clients who rely on batch-to-batch reproducibility, since even a slight deviation can affect downstream polymerization or surface-modification yields.

    Addressing Supply Chain and Market Trends

    Market demand for perfluorinated acids changes fast, often tied to outside factors like industrial regulations, changes in electronics manufacturing, or innovation in textiles and surface technologies. Our role is to keep a steady hand, adjusting production volume and distribution logistics based on real incoming orders and customer forecasts. The shift toward shorter-chain fluorinated acids means running some campaigns at higher volumes, and pivoting between parallel product lines to keep up with the pace of applications development.

    Global supply chains for specialty chemicals face pressures from raw material shortages, transportation bottlenecks, and sudden regulatory shifts. By working closely with raw material vendors, maintaining safety stocks, and investing in on-site purification, we deliver steady supply even during turbulent times. This reliability helps partners maintain their own commitments, whether they work in critical infrastructure or advanced consumer applications.

    Feedback and Technical Service

    No batch leaves the plant without feedback—internally among shift teams and externally from users. We record every bit of input, from complaints about minor residue in a drum to suggestions for safer storage or more ergonomic packaging. Technical staff respond directly to client process engineers whenever a problem occurs. That might mean sending extra analytic reports, arranging on-site troubleshooting, or even shipping a backup batch on short notice if an issue arises.

    For clients scaling up or shifting formulations to meet regulatory targets, support can stretch over months or even years. Offering consistent technical assistance, detailed characterization, and practical troubleshooting creates a feedback loop for continuous improvement. This close collaboration pays off not just as smoother production, but as lasting confidence in sourcing and innovation.

    Looking Forward: The Next Generation of Perfluorinated Acids

    As the industry wrestles with legacy pollution and navigates demands for more sustainable chemistry, compounds like 5H-Octafluoropentanoic Acid open up fresh opportunities. Researchers continue to explore safer degradation pathways, greener synthesis routes, and performance driven by precision rather than bulk chemical force. Our own R&D efforts now focus on process intensification—reducing waste per kilogram, increasing yield from each batch, and capturing side-streams for beneficial reuse or safe destruction.

    The move toward lower chain-length products reflects both technical evolution and practical necessity. With more data arriving every month about environmental effects and regulatory expectations, our team remains open to adapting production technology. We partner with institutions and industry coalitions sharing the same urgency, looking for practical answers rather than marketing soundbites. The safest, most responsible approach lies in honest evaluation of each process step, open sharing of data, and improvements grounded in the lessons of daily production.

    Conclusion: Built on Experience

    From sourcing raw materials to every drum shipped, producing 5H-Octafluoropentanoic Acid means living through the details day after day. The reliability our clients need comes only from the hands-on work it takes to keep a complex molecule both pure and in compliance with evolving rules. Bridging technical know-how and operational grit, our team delivers a compound that does more than fill a spot on an inventory list—it pushes progress across a range of chemical industries, backed by lasting relationships and an unwavering focus on quality and responsibility.