Products

Trifluoroacetyl Chloride

    • Product Name: Trifluoroacetyl Chloride
    • Alias: TFA-Cl
    • Einecs: 208-760-7
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    445228

    Cas Number 354-42-1
    Molecular Formula C2ClF3O
    Molar Mass 130.47 g/mol
    Appearance Colorless to pale yellow liquid
    Boiling Point 22 °C (72 °F)
    Melting Point -146 °C (-231 °F)
    Density 1.420 g/cm³ at 25 °C
    Vapor Pressure 380 mmHg at 20 °C
    Solubility In Water Reacts with water
    Odor Pungent, suffocating
    Refractive Index 1.298 at 20 °C

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

    Packing & Storage
    Packing Trifluoroacetyl Chloride is packaged in a 500 mL amber glass bottle with a sealed cap, labeled with hazard warnings.
    Shipping Trifluoroacetyl chloride is shipped as a hazardous chemical under strict regulations. It should be transported in tightly sealed, corrosion-resistant containers, typically cylinders or bottles, under dry and cool conditions. Proper labeling, documentation, and compatibility with UN 3256 (Class 8, packing group I) standards are required. Protective measures against leaks and exposure are mandatory.
    Storage Trifluoroacetyl chloride should be stored in a cool, well-ventilated, and dry area, away from moisture, heat, and direct sunlight. It must be kept in tightly closed, corrosion-resistant containers, segregated from bases, alcohols, amines, and oxidizing agents. The storage area should have appropriate spill containment and be equipped with proper safety signage and emergency washing facilities. Handle under inert atmosphere if possible.
    Application of Trifluoroacetyl Chloride

    Applications of Trifluoroacetyl Chloride in Industrial Manufacturing

    Trifluoroacetyl chloride plays a specialized role in several advanced manufacturing segments, serving as a critical trifluoroacetylating agent in chemical synthesis. As an established producer, we deliver this intermediate for regulated, high-value applications that require strict process control, traceability, and performance consistency.

    1. Active Pharmaceutical Ingredient (API) Synthesis – Fluorinated Drug Intermediates

    Manufacturers use trifluoroacetyl chloride in specific steps of pharmaceutical synthesis to introduce a trifluoroacetyl group into target molecules, which enhances metabolic stability and bioavailability in fluorinated APIs. The material enters amidation, acylation, or condensation reactions, often as a selective reagent for generating trifluoroacetylated amines and heterocycles. Process engineers control addition at charged jacket reactors under closed containment, integrating inline monitoring for residual acid chlorides. The amount added depends on the stoichiometry of the process and desired product purity after work-up and purification by crystallization or chromatography.

    Industry compliance standards

    • EU GMP for Active Pharmaceutical Ingredients (ICH Q7)
    • United States Pharmacopoeia (USP) current edition guidelines
    • Chinese Pharmacopoeia (ChP) and Drug Master File (DMF) processes
    • EudraLex Volume 4: Good Manufacturing Practice Guidelines

    Typical usage ratio

    • 0.95–1.15 molar equivalents per amine or alcohol functional group; adjusted to <1.05 when purity specification >99.5%

    Downstream process integration

    • Charged at the acylation or amidation stage under controlled temperature (0–10°C)
    • Inline HCl scavenging and neutralization post-reaction
    • Post-processing includes solvent exchange and repeated crystallization

    Final product types

    • Trifluoroacetylated heterocyclic intermediates
    • N-alkylated pharmaceutical building blocks
    • Final APIs with enhanced fluorine content (e.g., antineoplastic agents, CNS drugs)

    2. Agrochemical Synthesis – Herbicide and Fungicide Intermediates

    In the crop protection sector, process chemists use trifluoroacetyl chloride for site-specific functionalization of precursor molecules in herbicide or fungicide synthesis. The material reacts in a controlled manner to create trifluoroacetylated anilines, thiazoles, or pyridines, which are then processed via further coupling or cyclization. Strict raw material qualification and high containment batch equipment reduce contamination risk. Usage is calibrated based on reaction completeness and minimized excess to restrict environmental exposure.

    Industry compliance standards

    • FAO/WHO Technical Specifications for Pesticides
    • ISO 9001:2015—Quality Management Certification
    • Globally Harmonized System (GHS) for labeling and transport
    • REACH registration (Europe) for all raw materials

    Typical usage ratio

    • 1.05–1.25 molar equivalents relative to nucleophilic group; higher ratios approved for scale-up to ensure reaction completion

    Downstream process integration

    • Fed-batch or semi-continuous addition into jacketed glass-lined reactors
    • Exotherm quenching via controlled cooling and vent gas scrubbing
    • Subsequent hydrolysis or reduction steps before isolation

    Final product types

    • Selective trifluoroacetylated herbicide intermediates (e.g., for isoxaflutole family)
    • Fluorinated pyridine-based fungicides
    • Aromatic aniline derivatives for post-emergent weed control products

    3. Specialty Polymer Modification – High-Performance Polyimide Precursors

    High-performance polymer manufacturers employ trifluoroacetyl chloride to modify aromatic diamines or dianhydrides, facilitating the synthesis of heat-stable, chemically resistant polyimides with improved dielectric properties. The reaction proceeds under strictly anhydrous conditions, with significant focus on stoichiometric control and solvent handling. The raw material is often introduced during diamine functionalization or monomer protection prior to polymerization, impacting final film uniformity and dielectric breakdown threshold.

    Industry compliance standards

    • ISO 9001 and ISO 14001 for polymer production
    • ASTM D3418—Glass Transition Temperature (Tg) test for polyimides
    • RoHS Directive (2011/65/EU) for electronics applications
    • JIS K 6911 (Japanese Industrial Standard for polyimide film quality)

    Typical usage ratio

    • 0.9–1.0 molar equivalents per amine or anhydride; excess removal verified by HPLC analysis of monomer purity

    Downstream process integration

    • Introduced during diamine pre-functionalization
    • Integrated to monomer purification lines pre-polycondensation
    • Polymerized via thermal or chemical imidization under inert atmosphere

    Final product types

    • Flexible printed circuit board (FPCB) substrates
    • Insulating films for aerospace wiring
    • High-frequency electronic component encapsulants

    4. Fine Chemical Synthesis – Trifluoromethylated Heterocycle Production

    In the fine chemical sector, chemists exploit the reactivity of trifluoroacetyl chloride for the introduction of trifluoroacetyl groups onto nitrogen or oxygen heterocycles, preparing intermediates for dyes, pigments, and specialty reagents. The material is dosed in flow or batch setups with monitoring of acid gas byproducts and downstream purification by fractional distillation or preparative HPLC. Clear traceability and batch-to-batch consistency are critical during manufacturing campaigns supplying highly regulated specialty segments.

    Industry compliance standards

    • ISO 9001:2015—Quality Management for specialty chemicals
    • Responsible Care Certification (international chemical safety program)
    • Custom synthesis protocols as specified by downstream partner audits
    • Material safety assessed per CLP Regulation (EC) No 1272/2008

    Typical usage ratio

    • 0.98–1.10 equivalents relative to heterocycle substrate; quantity matched to analytical endpoint via in-process GC or NMR

    Downstream process integration

    • Continuous or stepwise addition at heterocycle trifluoroacetylation stage
    • Acid chloride quenching with aqueous workup and solvent switching
    • Recrystallization or distillation for fine chemical grade specification

    Final product types

    • Trifluoromethylated dye intermediates
    • Specialty reagent building blocks for diagnostics
    • High-stability pigment components for electronic materials

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    Certification & Compliance
    More Introduction

    Introducing Trifluoroacetyl Chloride: Our Experience and What Sets It Apart

    Our Commitment to Making Trifluoroacetyl Chloride

    Working on the production floor day in, day out, teaches a team a few things about a product beyond what any label can state. We have learned from practical handling and feedback from industry partners that the real story of Trifluoroacetyl Chloride begins long before it arrives in a user’s warehouse. Each batch carries the mark of our real-world adjustments and troubleshooting, whether that’s in reactor temperature control or the careful drying step that avoids hydrolysis before shipment. Our approach is deeply rooted in predictable, reliable chemistry, which ultimately helps keep things straightforward for those who depend on consistency beyond what standard technical data sheets detail.

    Getting Hands-On with Model and Purity

    We manufacture Trifluoroacetyl Chloride with pure, colorless transparency and a sharp, penetrating odor, the way skilled chemists want it for downstream synthesis. We deliver the product commonly as a liquid, with purity levels exceeding 99%. Achieving and maintaining this standard starts with high-precision distillation columns—run by operators who know by instinct and measurement when a cut is clean enough for pharmaceutical work. We don’t chase theoretical benchmarks; we deliver on what repeated reactions in the lab and pilot plant prove is stable and reproducible.

    Our technical documents specify a boiling point of around 23°C and a molecular weight of 130.44 g/mol, but the reality on our lines tells another story. Low boiling—volatile enough to demand extra care in transfer and filling operations—affects almost every handling decision. Engineers here prefer materials that stand up to those reactivity challenges. It’s why we use dedicated transfer systems and specialized containers, all to prevent loss and contamination from routine lab to bulk drum quantities.

    Where Trifluoroacetyl Chloride Really Delivers Results

    Chemists in pharmaceutical, agrochemical, and specialty polymer fields know why this molecule matters. We’ve heard from partners seeking that precise trifluoroacetyl group introduction for selective functionalizations—where something less than high-purity trifluoroacetyl chloride risks production halts or out-of-spec results that cost real money. Fluorinated intermediates often demand a narrow reactivity window; with the wrong impurity, a whole batch of active ingredient might fail.

    From what we’ve seen, this molecule finds its core value in applications requiring both strong acylating power and minimized risk of side reactions. Organic synthesis teams trust trifluoroacetyl chloride when they want to shift selectivity, block reactive sites, or quickly introduce the trifluoroacetyl moiety onto heterocyclic rings, aromatic substrates, or even peptides. Our customers’ focus on medicinal chemistry and fine chemical development means they need to avoid lingering solvents, corrosive by-product residues, or unexpected tars.

    Comparisons: Trifluoroacetyl Chloride and Other Acid Chlorides

    We’re often asked about the “trifluoro effect”—what makes this so different from acetyl chloride or benzoyl chloride. Decades on the production line reveal more than textbooks can offer. Trifluoroacetyl chloride stands out above all for its strong electron-withdrawing trifluoromethyl group. This influences how the acyl chloride behaves. In coupling with amines, for example, we see faster reaction rates, improved selectivity, and reduced opportunities for side-products that plague less-activated acid chlorides.

    Whereas acetyl chloride remains cheap and straightforward for basic acylations, its reactivity can sometimes backfire—sensitive substrates might degrade, and the product spectrum widens without warning. Benzoyl chloride’s bulk and lower reactivity demand more heat and time. Trifluoroacetyl chloride, on the other hand, needs tighter temperature control, but allows shorter reaction times and often, cleaner chromatograms in downstream quality checks. We have experienced that, in the hands of a careful process chemist, this cleaner profile reduces downstream reprocessing and saves both resources and cost over time.

    Challenges: Handling and Storage from a Plant Perspective

    Our plant teams face practical hurdles that most outside observers never see. Trifluoroacetyl chloride’s volatility is unforgiving—it vaporizes at room temperature and will fume at the drop of a hat when exposed to air. Operators are familiar with the biting odor that signals even a minor leak, which is why we maintain negative pressure systems in our transfer environments and emphasize double-seal technologies for valves and pump assemblies.

    The chemical’s aggressive reaction with water, forming hydrogen chloride and trifluoroacetic acid, demands extra vigilance during transfer or filling. We regularly conduct hands-on training and equipment checks, and only work with container solutions proven compatible by years of field data—not just manufacturer brochures. Stainless steels are chosen only when corrosion tests support their use; certain plastics have failed our scrutiny and earned a ban from critical paths in the plant. These real-world decisions emerge from batch failures and near-misses, not theory. We’re always on the lookout for improvements, but trust is earned by what has safely moved tons of product year after year.

    Lessons from the Market on End Use

    Spending years watching how customers use our product, we understand well that trifluoroacetyl chloride isn’t a bulk commodity for undifferentiated chemistry. It carves out its market where selectivity, purity, and proven performance matter enough to justify the higher cost compared to simpler acyl chlorides. Some clients in pharmaceutical research rely exclusively on our high-end lots to protect themselves from failed regulatory audits or recall risk. Others in advanced polymer synthesis pick us up for the same reasons—consistency in monomer supply keeps pilot lines up and running.

    One recurring theme among our customers is the drive for higher throughput, which often means pushing process intensification or seeking drop-in upgrades. We collaborate regularly with process engineers who want to maximize per-batch output without sacrificing purity. Some ask about alternatives like trifluoroacetic anhydride, which offers milder reactivity but can’t always match the clean acyl transfer that our product achieves. Our hands-on technical support, drawn from actual plant history, closes this gap; we’ll walk through process tweaks, temperature controls, and equipment adjustments based on years of doing these jobs ourselves.

    Environmental and Regulatory Considerations

    Our team lives through the reality that making fluorinated compounds places us under close scrutiny from regulators and environmental advocates alike. Waste management in our facilities doesn’t just mean following paperwork—we actively operate secondary containment, real-time vapor-monitoring, and solvent recovery systems that have been refined over years of use. The reaction by-products, often acidic gas or fluorinated residues, are handled by scrubbers and monitored through automated QC stations.

    Customers rely on us to supply full transparency on what’s in every lot, and we commit to full traceability down to each raw material shipment. This trust is built over repeated audits from both internal teams and external partners. In this space, we cannot afford shortcuts—fluorinated wastes draw more attention, and downstream users look for assurance that what we provide meets, and often exceeds, evolving standards for purity, labeling, and transportation.

    Innovation, Problem-Solving, and Real-World Recipes

    Process challenges often force us to innovate, whether it’s optimizing our solvent washes to minimize cross-contamination, or dialing in the optimal reflux time for each reactor load. Years ago, a change in solvent supplier led to off-spec batches until observant team members traced it back to minor contaminants in a supposedly trivial cleaning step. The value of direct, daily engagement with our chemistry beats abstract troubleshooting every time.

    Customers sometimes share application notes where small impurities in the trifluoroacetyl chloride lead to persistent issues with polymer chain length control or trace-level unpredictabilities in drug intermediates. We respond by digging through our own batch histories for the root cause, often uncovering a subtle process shift or upstream raw material change. This sort of iterative improvement, rooted in concrete experience and feedback loops, shapes today’s product much more than any one formal guideline.

    Why Trifluoroacetyl Chloride Matters to Us

    For the team here, this isn’t just another chemical—it’s one we’ve synthesized, refined, and delivered for years, watching it enable important steps in complex syntheses. Whether an early-stage pharmaceutical company working on novel cancer therapies, or an established manufacturer scaling up fluorinated agrochemicals, customers turn to this material for its unmatched trifluoroacylating power. The satisfaction comes not from just meeting a specification, but from hearing that formulators and process chemists can rely on predictable, high-yield reactions and a record of audit-passing quality.

    We know firsthand the headaches caused by inconsistent supply or minor impurities in these specialty fluorochemicals. That’s why the plant’s reputation relies on getting every drum, every shipment right the first time. We’ll advise on in-plant troubleshooting, set up custom packaging for tricky transfer environments, and share our own lived experience so that no customer has to reinvent the wheel alone.

    The Practical Future for Trifluoroacetyl Chloride

    From where we stand, the role of trifluoroacetyl chloride in precision synthesis is only growing. As more industries demand tight control over molecular architecture—whether in novel polymer development or high-selectivity active pharmaceutical ingredient production—the call for high-purity, well-characterized building blocks gains urgency. Our history with the product means we’re not starting from scratch as requirements get tougher. Each adjustment and upgrade in our plant builds on a real foundation of use, feedback, and honest discussion with both suppliers and end users.

    Some see challenges in the evolving regulatory framework surrounding fluorinated chemicals, but for us this serves as a chance to lead with proactive systems for environmental protection, waste minimization, and traceability. We invest in reaction controls, batch analytics, and plant safety equipment not because it checks a box, but because breakdowns impact real teams, real businesses, and our standing in tight-knit chemical communities.

    Our Experience, Your Advantage

    Our decision to specialize in making products like trifluoroacetyl chloride comes from decades of walking the floor, facing production challenges, and hearing straight from customers’ mouths what works and what fails. Every bottle and drum carries a piece of applied know-how, shaped as much by mishaps as by successes. You can pick up technical manuals or run computer models, but there’s no substitute for knowing that your chemical partner has actually fixed real-world problems, batch after batch.

    Here, trifluoroacetyl chloride represents more than a formula; it’s a standard achieved by routine attention, real human judgment, and respect for chemistry that shows up not just in the lab but on the scales, in the reactors, and ultimately, in field results. We are invested in the people and places that put our product to work, and remain ready for every question or challenge, no matter how technical or practical. That’s what growing up as a manufacturer in this field teaches: value comes from getting the details right, every single time.

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