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Tetrafluorohydroquinone

    • Product Name Tetrafluorohydroquinone
    • Alias TFHQ
    • Einecs 629-411-6
    • 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

    737089

    Chemicalname Tetrafluorohydroquinone
    Molecularformula C6H2F4O2
    Molecularweight 182.08 g/mol
    Casnumber 389-10-2
    Appearance White to off-white solid
    Meltingpoint 140-142 °C
    Boilingpoint Decomposes before boiling
    Solubility Slightly soluble in water, soluble in organic solvents
    Density 1.69 g/cm³
    Odor Odorless
    Synonyms 2,3,5,6-Tetrafluoro-1,4-benzenediol
    Structure Benzene ring with four fluorine atoms and two hydroxyl groups at para positions
    Purity Typically >98%
    Uses Intermediate in organic synthesis and pharmaceuticals
    Stability Stable under normal temperatures and pressures

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

    Packing & Storage
    Packing A 100g amber glass bottle, tightly sealed with a screw cap, labeled with safety warnings and chemical name: Tetrafluorohydroquinone.
    Shipping Tetrafluorohydroquinone should be shipped in tightly sealed, chemical-resistant containers, clearly labeled and stored upright. Packages must comply with local and international hazardous material regulations. Transport at ambient temperature, avoiding moisture and direct sunlight. Ensure proper documentation accompanies the shipment, and handle with care to prevent leaks or spills during transit.
    Storage Tetrafluorohydroquinone should be stored in a tightly sealed container, away from moisture and incompatible materials such as strong oxidizers. Keep it in a cool, dry, and well-ventilated area, protected from light. Ensure the storage area is equipped with appropriate spill containment and labeled clearly. Avoid contact with acids and bases to prevent degradation or hazardous reactions.
    Application of Tetrafluorohydroquinone

    Applications of Tetrafluorohydroquinone in Industrial Manufacturing

    Tetrafluorohydroquinone supports high-value applications across advanced polymer synthesis, specialty electronics, agrochemical intermediates, photographic chemical production, and pharmaceutical research. As a direct manufacturer, we supply this raw material to leading processors and formulators operating under rigorous regulatory and quality requirements.

    1. Fluorinated Polymer Resins for High-Performance Coatings

    Industrial coatings manufacturers utilize tetrafluorohydroquinone as a core monomer and functional additive in the synthesis of specialty fluorinated polymer resins. Its high thermal and chemical stability introduces desirable properties to resins applied in aerospace, automotive, and electronic protective coatings. Our technical collaboration with formulators ensures optimal incorporation during advanced emulsion or solution polymerization, supporting robust resin performance and longevity in harsh environments.

    Industry compliance standards

    • REACH registration (EU Regulation No. 1907/2006)
    • RoHS Directive (2011/65/EU) for electronics
    • ASTM D7835 – Standard Practice for Preparation of Thermoplastic Polymeric Coatings
    • ISO 9001:2015 quality management for specialty chemicals

    Typical usage ratio

    • 1.5–8.0% by weight of total monomer feed for polymer backbone modification
    • Adjustment based on required film properties and end-use exposure

    Downstream process integration

    • Added during monomer charging step in reactor vessel
    • Co-reacts with perfluoroalkyl and acrylate monomers
    • Dispersed in solution or emulsion system prior to initiator introduction

    Final product types

    • Aircraft exterior coatings
    • Automotive underbody sealants
    • Electronic device conformal coatings
    • Industrial anti-corrosion resins

    2. Advanced Liquid Crystal Display (LCD) Materials

    Electronics material producers employ tetrafluorohydroquinone to introduce key dipolar and stability features into intermediates for advanced LCD and OLED displays. Its fluorinated aromatic structure enhances dielectric properties and supports strict purity requirements essential for sensitive electronic applications. We deliver product grades that conform to low ionic impurity and low UV-absorbance thresholds for these processes.

    Industry compliance standards

    • IEC 61249-2-41:2017 for Halogen-Free Electronic Materials
    • JEITA ET-7304 (Japan Electronics and Information Technology Industries Association) for display materials
    • RoHS compliance for electronic components
    • ISO 14001:2015 environmental management in electronic chemical processing

    Typical usage ratio

    • 0.3–2.5% by weight in precursor solutions for vertically aligned liquid crystal material synthesis
    • Optimization based on dielectric alignment and transmittance targets

    Downstream process integration

    • Introduced at high-purity mixing stage for key intermediates
    • Undergoes acid-catalyzed coupling or oxidation with other halogenated aromatics
    • Final solution filtered to remove trace metal and ionic contaminants

    Final product types

    • Thin-film transistor LCDs
    • OLED display substrates
    • Specialty alignment layers for advanced screens
    • Photoresist components for semiconductor manufacturing

    3. Agrochemical Intermediate Synthesis

    Agrochemical producers select tetrafluorohydroquinone as a reactive building block in the manufacture of fluoroaromatic herbicide and pesticide active ingredients. Its controlled reactivity and high substitution selectivity enable the formation of critical fluorinated intermediates. Quality assurance teams validate every batch against industry-specific impurity profiles to meet stringent registration dossier requirements for global crop protection markets.

    Industry compliance standards

    • FAO/WHO JMPR (Joint Meeting on Pesticide Residues) specifications
    • EPA (US Environmental Protection Agency) TSCA chemical inventory rules
    • China GB 2763–2021 Maximum Residue Limits for Pesticides
    • ISO 17025:2017 accreditation for laboratory analysis

    Typical usage ratio

    • Varies from 2–10 mol% in coupling or halogenation reactions, depending on target molecule
    • Commonly adjusted based on required purity of finished active ingredient

    Downstream process integration

    • Charged with other halogenated aromatic intermediates during condensation or oxidative coupling
    • Catalysts and solvents selected to maximize conversion yield and minimize byproduct formation
    • Isolated by solvent extraction and crystallization

    Final product types

    • Fluorinated pre-emergent herbicides
    • Systemic fungicides with aromatic backbones
    • Pyridine-based crop treatments
    • Intermediate stock for patent-protected active compounds

    4. Photographic Chemical Formulations

    Photographic film and developer producers integrate tetrafluorohydroquinone as a high-performance reducing agent in specialty black-and-white and color film developing baths. Its redox characteristics provide precise image development and enhanced photographic stability against atmospheric degradation. Quality control protocols monitor purity, residual moisture, and redox potential prior to shipment to ensure lot-to-lot consistency.

    Industry compliance standards

    • ISO 18902:2013 Imaging Materials – Processed Films and Plates – Storage Practices
    • DIN 3383-1 for photochemical agent purity
    • ASTM E2332-04: Standard Guide for Image Stability for Aerial Photographic Film
    • GMP for specialty fine chemicals in imaging

    Typical usage ratio

    • 0.1–1.2 g/L (aqueous solution) in developer concentrate formulations
    • Specific dosage tailored to emulsion composition and film speed

    Downstream process integration

    • Dissolves in water with alkali and other reducing agents
    • Added to developer tank as a controlled-release component
    • Reacted under temperature- and pH-controlled conditions for precise image density

    Final product types

    • Professional-grade black-and-white developer solutions
    • Color-negative photochemical concentrates
    • Archival film processing additives
    • Photo restoration chemical kits

    5. Fluorinated Pharmaceutical Intermediate Production

    Pharmaceutical R&D and API manufacturers incorporate tetrafluorohydroquinone in targeted syntheses of fluorinated intermediates destined for new chemical entities and specialty drugs. Its chemical structure enables regioselective aromatic substitutions, supporting the development of candidate APIs with improved metabolic stability and bioavailability. Our supply adheres to strict trace impurity limits and is backed by full batch documentation for audit tracking.

    Industry compliance standards

    • USP/NF and Ph. Eur. requirements for raw materials
    • ICH Q3A/B guidelines on impurities in new drug substances
    • cGMP (Current Good Manufacturing Practice) for pharmaceutical synthesis
    • FDA DMF (Drug Master File) submission for registered intermediates

    Typical usage ratio

    • 1.0–5.0 mol% in stepwise aromatic ring modification or nucleophilic substitution reactions
    • Dose refined based on yield and impurity profile of the downstream intermediate

    Downstream process integration

    • Activated via anhydrous conditions or phase-transfer catalysis during first-stage synthesis
    • Reacted with protected amines, carboxylates, or halogens under controlled temperatures
    • Intermediates isolated and purified by column chromatography or crystallization

    Final product types

    • Fluorinated API intermediates for anti-inflammatory drugs
    • Pyridine and quinolone derivatives
    • Small-molecule candidate drug scaffolds
    • Research-grade intermediates for new molecular entities
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    Certification & Compliance
    More Introduction

    Tetrafluorohydroquinone: Manufactured with Precision for Advanced Applications

    Introducing a Specialty Aromatic Compound

    Tetrafluorohydroquinone stands out as a specialty intermediate in the world of advanced chemical manufacturing. Working hands-on in our own facility, we’ve seen how attention to detail at each phase of synthesis can change outcomes for downstream industries. We offer this compound in the refined model TFHQ-99, which refers to its consistently controlled purity level of not less than 99% as verified in our own laboratory before every shipment. Such quality is the result of years of meticulous optimization, not simply following textbook procedures.

    The Manufacturing Experience: Working Close to the Chemistry

    Production of tetrafluorohydroquinone demands strict process discipline. Our team runs repeated purification cycles to eliminate trace contaminants, including halogenated byproducts and moisture, that can affect the utility of the product in electronics, specialty polymers, and pharmaceutical intermediates. Over the years, we've invested in proprietary filtration setups and customized distillation columns. Batch consistency doesn’t happen by accident but through the deliberate adjustment of reaction conditions to reduce impurities and maximize yield. By manufacturing this compound ourselves, we guarantee traceability from the starting fluoroaromatic materials down to each drum or bottle we ship out.

    Why Purity and Traceability Matter in Tetrafluorohydroquinone

    In production environments, unchecked impurities can disrupt key steps further along, especially in synthesis of high-value targets like active pharmaceutical ingredients or high-performance plastics. One batch of material with inconsistent purity might force an entire production line to halt or to divert resources into troubleshooting, analysis, and re-purification. We hear from our partners in R&D and scale-up settings about delays caused by off-spec material from non-manufacturing sources. When you run a plant, it’s clear that reliable procurement alone doesn’t guarantee performance—the real difference starts with a manufacturer’s willingness to adapt processes as both science and customer needs evolve.

    Applications: From Complex Synthesis to Advanced Materials

    Tetrafluorohydroquinone carries a unique value for certain lines of research and production. The electron-withdrawing fluorine atoms impart unusual reactivity, making this molecule desirable where standard hydroquinones underperform. We have supplied TFHQ-99 to teams synthesizing specialty ligands for metal complexes in catalysis, as well as to projects requiring smooth coupling reactions for fine chemicals. The electronics sector often turns to fluorinated intermediates due to their thermal and chemical stability; in this context, small variations in residual acidity or trace organics can jeopardize device performance or lifespan. Relying on experience rather than standard theorizing, our chemists understand why even a microgram-level impurity profile can warrant a change in supplier.

    Researchers in the specialty polymer field tell us that reproducible color and performance depend on tight control of the monomer feedstock quality. Tetrafluorohydroquinone enters ring-opening polymerizations or serves as a building block for specialty membranes where durability and inertness count. Pharmaceuticals under development require traceable input chemicals, especially when approaching regulatory phases. Our plant operates with that mind-set: each batch documents not only the final purity but also solvents, reagents, and process variables. Longstanding manufacturing relationships develop when partners trust both the quality and the transparency of a supply chain.

    Comparing with Other Hydroquinones and Related Fluorinated Aromatics

    Compared to standard hydroquinone, tetrafluorohydroquinone offers improved resistance to oxidation, a property that can be essential for certain storage or processing demands. Its four fluorines shift both the electronic properties and the reactivity of the aromatic core. In organic synthesis, such distinctions can mean the difference between a sluggish reaction and a clean conversion. Finding the right balance between reactivity and selectivity often depends on stepwise tuning of substitution patterns—experience has shown us that replacement of one, two, or four hydrogens with fluorine results in radical changes not just in chemical behavior but also in process handling. Storage and transportation may require different approaches, especially when considering different regulatory landscapes for handling more highly fluorinated intermediates.

    Some applications demand less or more fluorination—difluorohydroquinone or octafluorohydroquinone, for example. Each variant finds its own place depending on target molecule or performance specification. We have experimented with alternate grades and isomeric forms, sometimes at the behest of a key customer project facing technical hurdles. Often, switching to a fully manufactured, tightly specified product provides more process predictability than longer analytical investigations into unknown supply inconsistencies. That was exactly the case with a recent electronics client who moved from a blended supplier network to single-source TFHQ-99 direct from our reactors, reporting immediate improvements in end-product reliability. Small differences in melting point and residual phase composition, not always visible on a basic assay, have real impacts in production flows.

    Supporting Evidence: In-the-Field Chemical Manufacturing

    We don’t just hear about the merits and shortcomings of tetrafluorohydroquinone in theory—real-life quality control records and customer site visits tell the story. During joint troubleshooting sessions, our technical staff have spotted non-obvious contaminant peaks in spectra from imported materials, sometimes due to the absence of final drying steps. Unaddressed, these contaminants interfere at the parts-per-million level, showing up only under full-scale reactions rather than in bench tests. Our laboratory retains daily logs and archives, keeping samples from every production batch for later reference. Rarely does a week pass without requests for batch records, impurity profiles, or documentation supporting the origin of critical raw materials. Having a production team on-site ensures we meet these needs without delay or ambiguity.

    Independent assessments from analytical labs confirm purity—certificate values regularly measure less than 0.1% non-target organics, halides, and inorganic residues. Moisture levels following extended vacuum drying are consistently below 200ppm, as measured by our own Karl Fischer titration setup. This matters, because some of our customers run moisture-sensitive organometallic reactions, and material out of specification meant loss of both time and money. Tightly integrated manufacturing and QC allow rapid response to new requirements; recent transitions to alternative drying methods came after observing rare stability issues in competitor samples subjected to variable shipping climates.

    Challenges Handled by Factory Expertise

    No compound comes without its hurdles. Tetrafluorohydroquinone has unique reactivity: it readily forms adducts in the presence of nucleophiles, requiring careful adjustment of process tanks and avoidance of certain construction materials on contact surfaces. Early in our manufacturing experience, we saw losses during prolonged storage in certain polymers, prompting a switch to lined drums and revised warehouse climate targets. We share this knowledge openly with long-term clients, so they can optimize their own handling or formulation steps. Actual manufacturing insight helps quickly diagnose issues others might trace only after lengthy failures—pre-emptive technical support based on firsthand operational lessons carries more value than any generic handling sheet.

    Dust formation during bulk packing previously led to sporadic variations in bulk density and flow properties. Now, we use anti-static measures and custom vacuum systems not just for regulatory compliance, but to ensure operators can safely charge reactors in one step without loss or variability. Our fully trained logistics team manages labeling, documentation, and transport with the same care as our chemists show in the plant. Over time, we’ve supported clients both established and new as they scale bench reactions to the pilot and then full production. The stories that return often mention how a single reliable supplier relationship saved an entire campaign or allowed for tighter controls on regulatory dossier submissions.

    Regulatory and Documentation Leadership

    Each year, stricter health, safety, and environmental rules require traceability not just on the molecular level but across every point in the supply chain. As a manufacturer with dedicated compliance staff, we track and document all precursor materials back to original vendors, ensuring they meet current standards for hazardous substances, residual solvents, and emissions. Many industry partners who work with us do so for this very reason: material delivered with clear, current, and carrier-specific safety and handling data. Inspections or certification renewals can be handled smoothly with archives readily accessible on-demand, eliminating the delays sometimes faced with less direct supply arrangements.

    Ongoing training ensures our plant team stays current with evolving international hazardous chemical regulations. Systems track formulation changes or process adaptations, so we can provide notification well in advance to industry partners relying on specific impurity or quality standards. Many clients, new or long-time, have cited regulatory support as a real differentiator. Rather than generic “conformance certificates,” we deliver batch-specific records and analysis, tailored to the questions users bring from their own oversight or government authorities.

    Perspectives from a True Manufacturer’s Point of View

    Over the decades producing tetrafluorohydroquinone, we have continually revised our methods, built direct relationships with researchers and plant engineers, and participated in problem-solving well beyond simply supplying a chemical. We draw from these conversations and years of operational improvement to ensure that each customer’s specification is more than a target value on a sheet. Adjusting process water purity, adapting heating and cooling programs, or troubleshooting a recurring off-profile GC peak—these tasks fall outside what a non-manufacturer or distributor typically addresses, but they build the foundation for real trust and supply reliability.

    The difference between factory-made and resold chemicals can be dramatic. Small details like end-point monitoring, in-process sampling, or immediate after-sales support for handling or scale-up issues determine whether a batch ends up fueling innovation or requiring costly rework. Our own in-house optimization, training, and quality assurance, grown from years of technical challenges, place us in a position to deliver not just a product, but a partnership rooted in practical experience and a continual drive for improvement and transparency.

    Looking Forward: Tetrafluorohydroquinone and Evolving Industrial Needs

    As specialty chemicals play increasing roles in energy, biotech, and precision materials, expectations only climb. More alternative materials, from batteries to specialty membranes, require ingredients tested and made to the highest standards. Incremental innovations in the field—say, a new ligand in a metal complex or a longer-life barrier film—start with access to building blocks like tetrafluorohydroquinone in reproducible, traceable quantities. Downstream process engineers need reliable support, not just availability; they benefit from the direct engagement that a factory offers. We’ve learned to adapt with them, developing new packaging or handling methods on request, so that each project advances from idea to realization with fewer surprises.

    Trust grows with each year of production, each quality audit passed, and each customer story shared openly—addressing both advances and setbacks. We see every request, every specification change, as further data that sharpens both our knowledge and the standard for TFHQ-99. The kind of reliability and flexibility that manufacturers provide, grounded in lived experience and responsive operations, drives the success not just of this specialty compound, but of the innovations it enables throughout the chemical industry. We look forward to serving the changing needs of those who value performance and transparency, supplying tetrafluorohydroquinone you can depend on to build the future of advanced materials and technologies.