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2,6-Difluorobenzophenone

    • Product Name 2,6-Difluorobenzophenone
    • Alias DFBP
    • Einecs 216-055-7
    • 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
    VTB
    Specifications

    HS Code

    136789

    Cas Number 1109-89-5
    Molecular Formula C13H8F2O
    Molecular Weight 218.20 g/mol
    Appearance White to off-white solid
    Melting Point 69-71°C
    Boiling Point 332°C
    Density 1.21 g/cm3
    Purity Typically ≥98%
    Smiles C1=CC=C(C=C1)C(=O)C2=C(C=CC=C2F)F
    Inchikey BPHTAGAZVWVHSI-UHFFFAOYSA-N

    As an accredited 2,6-Difluorobenzophenone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing A 100-gram amber glass bottle with a tight-sealed cap, labeled "2,6-Difluorobenzophenone, C13H8F2O, 99% purity, handle with care."
    Shipping 2,6-Difluorobenzophenone is shipped in tightly sealed containers, protected from light and moisture. It should be handled as a hazardous material and labeled according to relevant regulations. Transport should occur at ambient temperature, in compliance with local, national, and international shipping guidelines for chemicals to ensure safety and chemical integrity.
    Storage 2,6-Difluorobenzophenone should be stored in a tightly closed container in a cool, dry, well-ventilated area, away from heat, ignition sources, and incompatible substances such as strong oxidizing agents. Protect from light and moisture. Use secondary containment if possible. Label the container clearly and ensure access to appropriate spill cleanup materials and safety data sheets in the storage area.
    Application of 2,6-Difluorobenzophenone

    Applications of 2,6-Difluorobenzophenone in Industrial Manufacturing

    2,6-Difluorobenzophenone serves as a high-value intermediate in various specialty chemical and advanced polymer sectors. Our manufacturing expertise supports precise integration of this raw material into critical downstream formulations, ensuring consistent quality and process compatibility throughout multiple industries.

    1. High-Performance Polyaryletherketone (PAEK) Production

    Producers of polyaryletherketones, such as PEEK and PEK, rely on 2,6-difluorobenzophenone as a central monomer to impart high thermal and mechanical stability. Our controlled synthesis supports reproducible results during step-growth polycondensation, enabling efficient polymer chain extension. The chemical's purity and batch consistency directly impact product performance for demanding applications in aerospace and oil & gas equipment.

    Industry compliance standards

    • ISO 9001:2015 Quality Management Systems
    • ASTM D6262/D6262M-17 (Standard Specification for PEEK Resins)
    • REACH Regulation (EC) No 1907/2006
    • RoHS Directive 2011/65/EU (where applicable to electrical components)

    Typical usage ratio

    • 0.98–1.05 mole ratio relative to bisphenol/diol comonomers, adjusted to precise stoichiometry for molecular weight control

    Downstream process integration

    • Direct feed as an activated aromatic monomer into polycondensation reactors alongside bisphenols or dihydroxy naphthalene, typically in diphenyl sulfone or biphenyl solvent systems

    Final product types

    • PEEK pellets and molds
    • High-temperature wire coatings
    • Valve and compressor components
    • Medical device inserts (non-implantable)

    2. Liquid Crystal Polymer (LCP) Intermediate Manufacturing

    Advanced LCP formulations incorporate 2,6-difluorobenzophenone for its rigid, linear diaryl structure. The material determines melt-processability and final product dielectric strength. Downstream synthesis requires meticulous batch feed and impurity control. The monomer enables LCPs with tailored melting points used in precision electronics and high-frequency connectors.

    Industry compliance standards

    • UL 94 Flammability Standard for Plastics
    • IEC 61249-2-21 (Base materials for PCBs: LCPs)
    • ISO 14001:2015 Environmental Management Systems
    • RoHS Directive 2011/65/EU

    Typical usage ratio

    • 10–30% by weight depending on the co-monomer system (isophthalic, hydroquinone, or terephthaloyl units), adapted for target melting temperature

    Downstream process integration

    • Feed into melt polycondensation with dicarboxylic acid chlorides or dihydroxy compounds, using catalytic quantities of alkali, under nitrogen to limit by-product formation

    Final product types

    • High-strength electronic connector housings
    • Flexible printed circuit substrates
    • Miniaturized sensor casings
    • Coil bobbins for automotive electronics

    3. Specialty UV-Absorber and Photoinitiator Intermediate Synthesis

    Producers of advanced UV absorbers and photoinitiators utilize 2,6-difluorobenzophenone for its electron-deficient aromatic core. The molecule anchors specialty groups via regioselective substitution, supporting downstream synthesis of high-activity benzophenone-based UV-blockers for automotive coatings and inks. The fine chemical stage places high demands on trace contaminant levels and reaction completion.

    Industry compliance standards

    • OECD Test Guidelines (for photostability and toxicity assessment)
    • REACH SVHC Restrictions
    • GHS Classification/Labelling Requirements
    • ISO 16128 for cosmetic ingredient safety (when applicable for UV filters)

    Typical usage ratio

    • 30–80% molar content in the synthesis stage, varying by target photoinitiator end group and substitution pattern

    Downstream process integration

    • Introduction at the nucleophilic aromatic substitution stage with amines or alcohols, serving as a building block prior to final ring closure or alkylation

    Final product types

    • Photoinitiators for UV-cured resins
    • UV-absorbing coatings for plastics and automotive glass
    • Specialty inks for packaging
    • Solar protective films

    4. Agrochemical Active Ingredient Intermediate Synthesis

    Chemical synthesis plants producing novel fungicides and herbicides use 2,6-difluorobenzophenone as a versatile aromatic core. The compound supports regioselective functionalization, allowing producers to introduce specific nitrogen, chlorine, or heterocyclic groups. Precise integration occurs during multistep organic transformations, and production batches must comply with rigorous agricultural chemical standards regarding impurity and residual solvent levels.

    Industry compliance standards

    • FAO/WHO Specifications for Pesticide Ingredients
    • Good Manufacturing Practice (GMP) for Active Substances (EU)
    • EPA 40 CFR Part 180—Tolerances and Exemptions for Pesticide Chemical Residues
    • REACH Annex II (Safety Data Sheet requirements)

    Typical usage ratio

    • 0.2–0.6 molar equivalents per synthetic route, specifically adapted to the target active’s structure and reaction selectivity

    Downstream process integration

    • Entry at early aromatic building block condensation stages, providing a backbone for subsequent halogenation, amination, or heterocycle ring fusion

    Final product types

    • Triazole-based fungicide actives
    • Benzophenone-derived herbicide actives
    • Building blocks for insect growth regulators
    • Protected intermediates for further derivatization

    5. Pharmaceutical Research Chemical Synthesis

    In pharmaceutical R&D and API pilot plants, 2,6-difluorobenzophenone functions as a key aromatic precursor for synthesizing investigational compounds, notably in the areas of kinase inhibitors and CNS drugs. Researchers control input quality and introduce the raw material during advanced synthetic steps where fluorine atom orientation affects pharmacokinetics. Strict protocols apply to ensure no cross-contamination and full material traceability.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice Guide for APIs
    • European Pharmacopoeia (Ph. Eur.) where relevant
    • 21 CFR Part 210/211 (Current Good Manufacturing Practice in Manufacturing, Processing, Packing, or Holding of Drugs)
    • USP General Chapter <1078> for laboratory chemical use

    Typical usage ratio

    • 5–20% by mole relative to total aromatic input in target API scaffold syntheses, adjusted by route optimization and yield target

    Downstream process integration

    • Addition during late-stage aromatic substitution or coupling, after core API framework assembly, with process monitoring to ensure elimination of impurities

    Final product types

    • Key intermediates for CNS and oncology candidate APIs
    • Reference compounds for structure-activity studies
    • Building blocks for preclinical batch preparation
    • Synthetic probes for pharmaceutical screening
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    Certification & Compliance
    More Introduction

    2,6-Difluorobenzophenone: Delivering Dependable Value in Specialty Chemicals

    A Chemist's Perspective on 2,6-Difluorobenzophenone

    Every year, production demands from pharmaceutical and polymer firms cycle through our plant, and the requests for 2,6-difluorobenzophenone keep rising. The appeal is no mystery. This compound occupies a niche in synthesis that bridges practical problem-solving in labs and full-scale production schedules in factories. Our team has seen the chemistry in action: two fluorine atoms fixed at the 2 and 6 positions transform an ordinary benzophenone core into something specialized, sturdy, and reliable for follow-up reactions.

    In our own process, the equation is straightforward but requires exacting discipline. Careful selection of raw materials, steady temperature control, and precise reaction times set a standard for quality that has to be maintained batch after batch. The product leaves our reactors as a pale, crystalline solid, handled by technicians who have worked with this material for decades. They judge each lot not only by the notebook and GC-MS output but also by the subtle cues that experience brings: the texture, the ease of filtration, and the consistency of melt behavior. Those traits matter to research chemists and plant engineers counting on reproducible results down the supply chain.

    Model and Specifications: The Backbone of Consistency

    The industry rarely rewards guesswork. Our 2,6-difluorobenzophenone, offered under the model DF2.6, comes with a standard chemistry profile that reflects years of careful refinement. Purity levels typically meet 99% minimum, based on months of high-performance liquid chromatography validation, not simply a cursory review. Melting points fall in the reliable 66-68°C range, with color and particle size monitored by technicians who have come to recognize even slight deviations. Regular moisture checks reduce the chance of unwanted hydrolysis, a requirement voiced forcefully by several of our polymer clients.

    We do not shortcut testing. Each lot comes off the reactor train subjected to a multi-stage analysis: first, to confirm structure and basic purity; next, to ensure residual solvents do not creep above safe, processable thresholds. Our laboratory spends as much time on confirming the absence of undesirable byproducts as it does on celebrating high yields. The practice of periodic third-party audits is something learned from hard experience; clients demand more than just numbers on a certificate.

    Usage: Essential Building Block Across Industries

    Chemists come to us because this product does work that few others do in their fields. In active pharmaceutical ingredient (API) development, researchers need a solid, consistent intermediate that handles nucleophilic aromatic substitution and more challenging Grignard-type reactions. 2,6-Difluorobenzophenone delivers on both accounts, serving as a foundation for a variety of downstream transformations. Our customers in pharma emphasize its usefulness in synthetic schemes for fluoroaromatic scaffolds, particularly where traditional benzophenones fall short in reactivity or selectivity.

    Material science and polymer firms tap this compound for its contribution to specialty polymers. The difluoro substitutions add a critical flair: they increase resistance to ultraviolet degradation and boost thermal stability, properties valued in high-performance plastics and coatings. Several manufacturers of optical films and electronic substrates have shared data correlating product durability with consistent use of high-purity 2,6-difluorobenzophenone. Anecdotes pair with aging and stress testing, which show fluorinated intermediates outperforming non-fluorinated ones in long-term reliability tests.

    On the organic synthesis front, research institutions and specialty manufacturers depend on this compound as a central node for derivative work. As seasoned chemists in our plant, we know every percent point of purity above the baseline reduces downstream troubleshooting and raises efficiency. We have learned, often alongside our customers, that small improvements in input quality scale into tangible gains, whether in reaction selectivity or yields. The trust placed in our compound comes from cycles of batch qualification, side-by-side performance trials, and frankly, from years of simply picking up the phone to discuss where bottlenecks could be solved.

    Differences from Other Benzophenone Derivatives

    New clients often want context. Why 2,6-difluorobenzophenone and not another benzophenone variant? Over the years, we have charted subtle but sometimes critical distinctions that set this compound apart. The specific substitution pattern removes ambiguity in reactivity: 2,6-difluoros prove much less reactive toward unwanted side chain modifications while offering the activation necessary for directed substitutions on the benzene rings. In direct comparisons with 4,4’-difluoro analogues, we see less interference in multi-step routes, with fewer tail products to clean up during workup. For a manufacturer balancing both small- and large-scale production, that means smoother runs and less solvent waste.

    Another practical edge comes in thermal stability. The 2,6 positioning locks the molecule into a sturdier profile under heat—a feature our polymer clients appreciate. The same stability also crops up during exposure to strong bases or acids, which frequently occurs in resin synthesis. 2,6-difluorobenzophenone’s profile, compared to less substituted or alternative halogenated analogues, delivers a blend of attributes others seldom match: ease of purification, resilience during high-energy steps, and low off-odour after processing.

    We have studied response patterns from dozens of formulation chemists: while some analogues offer similar yields, very few offer the same balance of melting point range, crystallization behavior, solubility, and low impurity carryover. These advantages matter in practical use, not just on a data sheet. Repeat requests for 2,6-difluoro come from process engineers who remember clean filtrations and smooth scale-ups more than from anyone dazzled by technical specs.

    Meeting Market Shifts and Sustainability Concerns

    Market demand never stands still. As new regulations tighten around the chemical supply chain, manufacturers like us have adapted, investing in cleaner and more efficient processes that minimize waste streams and maximize recovery. Our process for 2,6-difluorobenzophenone now incorporates solvent recycling units, which have trimmed solvent consumption by nearly 30% over the past three years. That is not simply a cost measure—it reflects a growing pressure from end users who want assurance that our chemistry supports their sustainability claims. Batch traceability forms part of our everyday work, with electronic records stretching back a decade for each major lot we deliver.

    The global push for “green chemistry” presents unique challenges when handling persistent fluoroaromatic compounds. These materials do not break down easily. We have collaborated with academic chemists and government safety bodies to pilot possible disposal and treatment routes, investing in high-temperature destruction protocols for off-spec lots. The aim is not just to meet the letter of regulations, but to get ahead of expectations for stewardship in specialty chemicals. We share data openly about our waste minimization steps, responding to inquiries from clients who want confidence that their suppliers understand the environmental life cycle of their goods.

    On the energy side, we have phased in more efficient kilns for recrystallization and moved much of our analytical work to automated instruments to streamline labor and reduce per-sample solvent use. Staff training now includes not just technical chemistry but also practical conversations about the local impacts of our production—what happens if inert gases are released, how neighbors perceive odors, and how to address issues quickly without waiting for outside intervention. These changes stem from a hands-on, incremental approach, learning what works best in a plant setting where uptime and compliance both ride on every successful batch run.

    Handling Challenges in Production and Scale-Up

    Scaling 2,6-difluorobenzophenone production is never a “set and forget” process. The chemistry brings with it certain stubborn realities: fluorinated aromatics often resist easy crystallization, and their process byproducts can cause fouling if you do not pay close attention to reactor cleaning intervals. Our team learned early that skipping routine maintenance turns into bigger headaches on subsequent runs. We have refined cleaning steps and implemented in-process particle size monitoring. This lets us spot potential filtration problems before large amounts of time and raw materials are lost to filter blockages or failed crystallizations.

    Unlike generic benzophenone production, adding extra fluorine brings cost and safety implications. Handling HF-based precursors or fluorinating agents puts heavy emphasis on staff protection and rigorous monitoring. We maintain redundant scrubbing systems and emergency protocols, updating safe handling practices based on real-world incidents, not just written procedures. The plant’s layout now integrates isolated lines and containment hoods, reducing cross-contamination risk and supporting a culture where reporting anomalies serves as a point of pride, not blame.

    Batch consistency comes from continuous investment in better controls: inline spectroscopy, early warning alarms for exotherms, and redundant weighing checks. We keep extra analytical staff on shift during campaign runs for this product, recognizing that the price for one off-spec batch can run well beyond material cost—reputation and customer trust both hang on tight quality metrics.

    Over the past decade, customer audits have become almost routine here. Clients want to see the operation, ask detailed questions about raw material traceability, or review analytical logs from five years ago. Our plant keeps records in digital and physical forms, knowing that passing an audit is a baseline, not a badge of honor. Being able to answer curveball questions, troubleshoot supply interruptions, or share the logic behind each procedural update all comes from familiarity—most of our senior operators have walked the same line for twenty years or more.

    Serving Industries Beyond the Usual Scope

    Our primary buyers remain pharmaceutical, polymer, and research laboratories, but specialty segments keep surprising us. Electronics firms ask about 2,6-difluorobenzophenone for use in photoresists and as UV blockers. We have sent samples to agricultural chemistry companies probing improved crop protection molecules. Some discuss its possible value for new fluorinated ligands in catalysis—a field where impurity profiles can change the story dramatically for reaction outcomes. Recent conversations with academic labs highlight interest in this molecule for light-absorbing materials in solar energy prototypes. We remain agile, responding to technical requests that stray from traditional syntheses, often joining researchers at the bench to troubleshoot solubility or stability puzzles.

    We cannot predict every new use case, but maintaining open technical support helps. Whether the question is about batch scale, particle size, or reaction byproducts, being able to provide real, experience-driven answers sets a manufacturer apart from resellers or traders. Our chemists answer detailed emails or calls about obscure solvent systems because that kind of technical dialogue builds relationships that last beyond a single order.

    Supply Chain and Delivery Logistics: Learning Lessons from the Field

    In the years before global disruptions became daily news, planning for contingency was a side task. Recent events proved that redundant supply chains and resilient transport partnerships make more difference than any spreadsheet can describe. Weather delays, port closures, and container shortages have all crossed our desks in the past twenty-four months. Adjusting buffer stocks, maintaining direct contracts with critical suppliers, and investing in secure packaging now form core parts of our business. We have overhauled packaging for sensitive products like 2,6-difluorobenzophenone, moving to custom-sealed, inert-lined drums that shield product from moisture and accidental air ingress. Customers in humid or volatile climates see quantifiable stability improvements, reducing shipment losses and repeat deliveries.

    Regional regulations on fluorinated organics provide another layer of complexity. We work alongside logistics partners to ensure proper compliance, from transit documents down to pallet marking. Years of experience taught us that last-mile hiccups can derail long-standing client relations—so we invest as much care in outbound documentation and container prep as in upstream chemical synthesis. Technical staff routinely join meetings with shipping partners to anticipate route- or storage-driven risks unique to each country or state.

    Collaborative Problem-Solving: The Human Side of Manufacturing

    Every operator, analyst, and supervisor in our plant understands that chemical manufacturing runs best when channels for practical feedback stay open. Our culture does not separate desk and shop floor mentality. Troubleshooting crystallization, reactivity anomalies, or off-target yields often involves people who started as line workers and moved up. Many recurring challenges—backed-up transfer lines, unexpected color in a product, ambient humidity swings—respond better to team brainstorming than to rigid protocols. Senior staff share stories with newcomers about the subtle cues and practical fixes they picked up along the way.

    Open information flow helps when regulatory updates come down, or when a client proposes a new application path for 2,6-difluorobenzophenone. Instead of siloing knowledge, we keep cross-department meetings frequent and data accessible. A clean audit trail matters for traceability, but so does being able to draw on lived experience: why a certain filtration pressure matters, where a slow leak can compromise product purity, or how seasonal temperature swings play out during reaction control.

    Outlook: Where the Chemistry Heads Next

    Interest in fluorinated building blocks such as 2,6-difluorobenzophenone shows no sign of slowing down. As manufacturing standards climb higher, and as regulations tighten around both product and process, manufacturers who know their chemistry up close—at the bench and on the line—will keep playing a central role. Our company’s expertise comes not from product datasheets, but from an unbroken chain of practical learning in the plant, from reactor loading to drum sealing. New downstream applications may reshape precise requirements, calling for new grades, crystal sizes, or purity thresholds. Our flexibility comes from being on-hand for customer trials and feedback, not from sitting back with a finished specification sheet.

    Each lot of 2,6-difluorobenzophenone leaving our facility carries the hallmarks of years spent perfecting the synthesis, adjusting for unexpected hurdles, and cooperating with research and industry partners alike. In the specialty chemical world, reputation forms the lasting residue on every batch we deliver. We have learned to value transparency, craftsmanship, and a willingness to adapt—a trio of priorities that keeps our 2,6-difluorobenzophenone in steady demand everywhere trusted, high-performance intermediates are needed.