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N,O-Bis(Trifluoroacetyl)Hydroxylamine

    • Product Name N,O-Bis(Trifluoroacetyl)Hydroxylamine
    • Alias BTA
    • Einecs 251-678-2
    • 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

    484124

    Iupac Name N,O-Bis(trifluoroacetyl)hydroxylamine
    Cas Number 4004-54-6
    Molecular Formula C4HF6NO3
    Molecular Weight 241.05 g/mol
    Appearance Colorless to pale yellow liquid
    Melting Point -17 °C
    Boiling Point 63-65 °C at 14 mmHg
    Density 1.637 g/cm³
    Solubility Soluble in common organic solvents
    Refractive Index 1.355
    Storage Temperature Store at 2-8 °C
    Synonyms Bis(trifluoroacetyl)hydroxylamine
    Purity Typically ≥98%
    Ec Number 223-710-0

    As an accredited N,O-Bis(Trifluoroacetyl)Hydroxylamine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 100g of N,O-Bis(Trifluoroacetyl)Hydroxylamine is supplied in a sealed amber glass bottle with a tamper-evident screw cap.
    Shipping N,O-Bis(Trifluoroacetyl)Hydroxylamine is shipped in tightly sealed, chemically resistant containers to prevent moisture and air exposure. It is transported as a hazardous material under applicable regulations, with appropriate labeling and documentation. The package should be stored in a cool, dry location and handled by trained personnel using personal protective equipment.
    Storage **N,O-Bis(Trifluoroacetyl)Hydroxylamine** should be stored in a tightly sealed container under an inert atmosphere, such as nitrogen or argon, to prevent hydrolysis and decomposition. It must be kept in a cool, dry, and well-ventilated area, away from moisture, heat, and incompatible substances like strong bases and reducing agents. Protect from light and sources of ignition.
    Application of N,O-Bis(Trifluoroacetyl)Hydroxylamine

    Applications of N,O-Bis(Trifluoroacetyl)Hydroxylamine in Industrial Manufacturing

    N,O-Bis(Trifluoroacetyl)Hydroxylamine serves as a specialized fluorinating and oxidizing intermediate, supporting downstream synthesis in selected sectors that demand strict purity and reliable performance. Our direct manufacturing process delivers consistent batch quality for integral application in pharmaceutical synthesis, crop protection active manufacturing, semiconductor chemistry, and advanced polymer modification. Detailed industrial application cases are outlined below to illustrate differentiated technical integration across real markets.

    1. Active Pharmaceutical Ingredient (API) Synthesis: Amination and Functionalization Reactions

    Major pharmaceutical manufacturers employ this reagent to introduce highly electron-withdrawing trifluoroacetyl-protected amine moieties into advanced intermediates. Its application focuses on late-stage synthesis where high chemoselectivity is essential for N-functionalization steps, including the synthesis of antiviral and CNS agents. Operators use this chemical in controlled batch settings, minimizing impurities pursuant to regulatory expectations for API production. Consistent input quality supports reproducibility and downstream purification efficiency.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients manufacturing
    • 21 CFR Part 211 (US cGMP for Finished Pharmaceuticals)
    • EU EudraLex Volume 4 - GMP for APIs
    • USP–NF/EP/JP residual solvent and impurity controls

    Typical usage ratio

    • 0.95–1.25 equivalents relative to nucleophilic substrate
    • Adjusted based on required protection level and reaction efficiency
    • Reaction typically run at 5–40% w/v concentration in aprotic solvents
    • Pilot to commercial scale validated per batch by reaction monitoring

    Downstream process integration

    • Charged post-activation of the API precursor
    • Amine protection, followed by deprotection in final steps
    • Used in parallel syntheses involving azide or hydroxylamine coupling
    • Excess reagent removed in dedicated quench and purification steps

    Final product types

    • Small-molecule antiviral intermediates
    • Psychoactive and CNS-active pharmaceutical bulk actives
    • Advanced protected amines for clinical research batches
    • Intermediates for nonsteroidal anti-inflammatory drugs (NSAIDs)

    2. Agrochemical Active Ingredient Manufacturing: Selective Fluorination

    Agrochemical synthesis routes incorporate this material as a strategic fluorinating transfer agent, enabling the precise installation of trifluoroacetyl functional groups. These modifications are critical for enhancing active ingredient metabolic stability and environmental profile. Producers utilize this reagent mid-route during active synthesis, with yield and conversion closely monitored in scale-up batches. Strict process validation ensures compliance with agricultural chemical standards and supports reproducible downstream formulations.

    Industry compliance standards

    • FAO/WHO Recommended Specifications for Agricultural Pesticides
    • OECD Principles of Good Laboratory Practice (GLP) for active ingredient testing
    • ISO 9001:2015 quality management in pesticide manufacturing
    • REACH (EC) No 1907/2006 registration for fluorinated intermediates

    Typical usage ratio

    • 1.05–1.2 molar equivalents per fluorination target site
    • Final composition commonly 1.5–7% by weight in intermediate stage reactions
    • Optimized after solvent screening (DMF, DCM, acetonitrile)
    • Scale adjusted from feasibility (10 g) to industrial kilo-lot

    Downstream process integration

    • Introduced post-chlorination in synthetic pathway
    • Batchwise addition under inert gas atmosphere
    • Followed by purification through continuous extraction
    • Residuals analyzed before technical concentrate formulation

    Final product types

    • Herbicide and fungicide active bulk intermediates
    • Insecticide prodrugs with enhanced bioavailability
    • Stabilized agrochemical actives for field applications
    • Seed treatment actives with fluorinated fragments

    3. Semiconductor Material Precursor: Microelectronic Photoresist Synthesis

    Microelectronics chemical suppliers use the reagent for controlled fluorination steps when manufacturing advanced photoresist polymers. These functionalizations influence solubility and resolution accuracy for deep ultraviolet (DUV) and extreme ultraviolet (EUV) lithography. The chemical is introduced in small molar excess under precisely metered addition, maximizing batch-to-batch consistency and supporting sub-10 nm patterning capability. All process steps comply with ultra-trace metal and organic impurity controls required by semiconductor clients.

    Industry compliance standards

    • SEMI C3 (Specifications for Photoresist Chemicals)
    • IATF 16949 quality management (applicable for electronics chemicals)
    • IEC 62474 RoHS regulatory assessment (for controlled substances)
    • Internal semiconductor fab contamination limits (<1 ppb metals)

    Typical usage ratio

    • 0.7–1.1 equivalents relative to hydroxyl-functionalized aromatic monomers
    • Solid content in polymerization mixture typically 2–5% w/w
    • Final content verified by fluorine elemental analysis and FTIR
    • Ratio customized by lithography process needs

    Downstream process integration

    • Added post-polysilane or aromatic pre-polymer modification
    • Introduced in low moisture, metal-free synthesis suites
    • Reaction performed under nitrogen with online purity checks
    • Unreacted reagent removed via membrane filtration prior to blending

    Final product types

    • 248 nm and 193 nm DUV photoresist polymers
    • EUV-grade advanced resist formulations
    • Etch-resistant coatings for nodal photoresist applications
    • Pattern-transfer auxiliary materials for semiconductor foundries

    4. Specialty Polymer Intermediate Modification: Fluoroalkyl Engineering for Performance Plastics

    Producers of engineering plastics and fluoro-containing elastomers utilize the material during specialty monomer derivatization. Entry points may include the functionalization of acrylate, methacrylate, or arylamine intermediates to adjust hydrophobicity, dielectric constant, and chemical resistance in the ultimate polymer backbone. Precise stoichiometry aligns with polymer molecular weight and downstream mechanical property targets. Residual management and in-process QC follow ISO and food-contact polymer safety standards where end use demands.

    Industry compliance standards

    • ISO 9001 quality management for performance polymer manufacturing
    • FDA CFR 21.177 for food contact polymers (where relevant)
    • EN 1186 migration testing (for consumer-contact finished materials)
    • REACH compliance for new fluoroalkylated monomer intermediates

    Typical usage ratio

    • 0.8–1.2 equivalents relative to modifiable functional sites
    • 5–25 mmol/kg of total resin charge in batch or continuous reactors
    • Ratio set through trial polymerization and post-functionalization yield
    • Higher loading possible for high-performance dielectric grades

    Downstream process integration

    • Introduced after initial chain extension or block copolymer assembly
    • Maintained at <50°C for controlled reaction kinetics
    • Inline analysis for residual elimination before pelletization
    • Adjustment for monomer reactivity profile across grades

    Final product types

    • Fluorinated engineering thermoplastics (e.g., ECTFE, PVDF blends)
    • Conductive fluoropolymer films
    • Fluorinated acrylic resins for advanced coatings
    • Gasket and seal elastomers for chemical processing industries
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    More Introduction

    N,O-Bis(Trifluoroacetyl)Hydroxylamine: A Direct Perspective from the Manufacturer

    Our Experience with N,O-Bis(Trifluoroacetyl)Hydroxylamine

    The specialty chemicals industry grows through pushing limits, experimenting, and meeting tough process requirements. From years of development, handling, and scaling up, we've gained a practical, honest view of what makes certain compounds valuable in both lab and industrial pursuits. N,O-Bis(Trifluoroacetyl)Hydroxylamine (we call it BTFA-Hydroxylamine for everyday conversation at our site) offers a story that reflects real-world problem-solving, direct team effort, and the value of listening to both researchers and manufacturers at every stage.

    Chemists look for reagents that can help them manage dangerous, unstable, or otherwise finicky transformations without holding their breath every step of the way. That's frequent feedback we’ve received while working with N,O-Bis(Trifluoroacetyl)Hydroxylamine. This molecule unlocks the oxidative amination or the introduction of the N–O functionality while offering pragmatic advantages that we uncovered through years of tuning and scale-up work.

    Why We Produce N,O-Bis(Trifluoroacetyl)Hydroxylamine

    A large portion of our clients struggled with the limitations of traditional hydroxylamine derivatives and wanted an alternative that offered stability plus the high reactivity needed for today’s synthetic challenges. Our own process engineers became closely familiar with the tendency of other oxime and hydroxylamine reagents to decompose or overreact, especially under conditions requiring scale and repeatability. Some attempted to rely on O- and N-acylated variants without much luck—either reactivity fell by the wayside, or shelf stability forced them to run batches with fresh, questionably pure material every time.

    N,O-Bis(Trifluoroacetyl)Hydroxylamine strikes a rare balance between stability under normal conditions and a surprisingly efficient transfer of the hydroxylamine or nitroso group under the right activation. The chemical model most commonly encountered in research is the white crystalline solid, melting point around 90–95°C, and our main strengths as a manufacturer have come from consistency across kilograms—yields, purity, and dryness all matter. The industrial-grade manufacturing process eliminates common side-products that complicate downstream separation, especially trifluoroacetic acid residues, and addresses the need for material that's dry, free-flowing, and ready for use in glovebox, fume hood, or reactor setups.

    Usage: Highlights from Real-World Labs and Plants

    We pay attention when synthetic teams send detailed feedback. The primary application that crops up is nitroso transfer—N,O-Bis(Trifluoroacetyl)Hydroxylamine delivers the "NO" unit cleanly, allowing construction of nitrosoarenes, nitrosamines, and oximes. These outcomes play a key part in agrochemical, pharmaceutical, and dyestuff synthesis. Working chemists have praised its ability to selectively transform aromatic amines or unsaturated systems with less byproduct formation compared to older, sometimes hazardous methods involving sodium nitrite and strong acid.

    The broadest interest comes from those looking to introduce the "N–O" functional group without generating a mess of competing products. Oxime formation from carbonyl compounds, particularly when sensitive or multifunctionalized scaffolds are involved, becomes smoother and more predictable. Process groups have noted improved yields and a reduction in batch-to-batch surprises. Sometimes it's the minor details—minimal off-gassing, freedom from mechanical clumping, or easier monitoring of reaction progress—that really add value over a production timeline.

    Among process chemists, the ability to use N,O-Bis(Trifluoroacetyl)Hydroxylamine under mild, non-corrosive conditions is a recurring reason for switching. We've observed repeated successes with substrates that wouldn’t tolerate harsher oxidizing or aminating reagents. Chromatographers have less trouble isolating products, thanks to the avoidance of excess acid generation, and the trifluoroacetyl protecting groups come off smoothly, often under conditions already available on most pharmaceutical manufacturing lines.

    What Sets N,O-Bis(Trifluoroacetyl)Hydroxylamine Apart in Daily Synthesis

    The tangible gap between BTFA-Hydroxylamine and other representatives in the same space comes down to reliability, both on the bench and at the drum scale. Our technical team has often described struggles seen with O-(trifluoroacetyl)hydroxylamine, N-acetoxyphthalimide, or earlier acetyl-protected hydroxylamines. Many of these competitors bring either limited reactivity or require careful storage, sometimes at temperatures too low for standard industrial infrastructure.

    BTFA-Hydroxylamine provides solid performance at room temperature, thanks to the added stabilization conferred by two trifluoroacetyl groups. In practice, this allows for easier distribution and handling—facilities without sub-zero freezers report fewer product losses, especially in humid summer climates. Solid-state stability means less polymerization or darkening after opening, leading to tangible savings when purchasing in multi-kilogram lots rather than cycling through unreliable batches.

    Where O-(Trifluoroacetyl)hydroxylamine might lag, our product stands out in the translation from small process runs to 100-liter reactors, with minimal deviation. Analytical labs confirm lower peroxide and moisture content right out of sealed shipment drums. Peers in contract manufacturing have sent us records showing lower headspace pressure buildup and fewer headaches in environmental, health, and safety audits—not something most reagent catalogues mention, but top of mind for any manager responsible for team safety and regulatory compliance.

    Manufacturing from the Source: Direct Reflections

    Producing this material in-house gives us authority over purity, batch homogeneity, and critical safety checks. We track each batch through our process analytics, sampling regularly for both bulk impurities and trace byproducts. Sophisticated instrumentation lets us adjust reaction conditions and implement immediate corrective actions. We don’t rely on brokers or surface-level certificates; each output matches the analytical standards expected by both multinational pharmaceutical giants and specialty academic groups.

    By keeping everything under our roof—sourcing, synthesis, and packaging—our team ensures direct communication between frontline chemists and the engineers who make the product. It’s not uncommon to have synthetic chemists call with “what if” questions around solubility in oddball solvents, or requests for tailored moisture-content controls. The benefit of manufacturing instead of reselling means these questions translate into batch-level process adjustments, not generic troubleshooting scripts. We see—and solve—the same problems our customers face.

    Specification Priorities: What Matters in Real Use

    Purity isn’t a marketing point for us—it determines whether a kilogram of BTFA-Hydroxylamine actually performs consistently, without requiring “corrective TLC.” Our standard lots exceed 98% purity via high-field NMR and GC-MS, minimizing the risk of unidentified byproducts that could poison downstream syntheses. Moisture content comes in low, reducing risk of unwanted hydrolysis even after containers have been opened and stored on the shelf. Net mass in drums matches label claims without elaborate conversions, and every drum features tamper-evident closures per real-world feedback—no one wants to deal with questionable sealing after a long shipping delay.

    We pay particular attention to the “flow” of the product. Clumping, caking, or settling creates dosing headaches in production settings. By tuning both granulation size and post-drying protocols, our process eliminates reservoir buildup and erratic feeds. Field techs and QA teams often send photos of smooth pours—a point of pride for us, since it means less downtime and fewer jobsite frustrations.

    Environmental and Safety Observations

    Years of plant management and storage have taught us the little things that make a difference. Many other reagents in this space suffer from noxious odors, hazardous outgassing, or uncertain disposal pathways. Through careful process design and engineered containment, we've greatly reduced operator exposure risks and ensured all batches meet modern handling guidelines.

    Each release goes through a final inspection for shelf stability, packaging integrity, and inventory controls, because the best chemistry isn’t worth it if the drum arrives leaking or the label peels off in storage. Direct manufacturer feedback means our support doesn’t end at the loading dock; we work closely with logistics and EHS professionals to track both transit and end-use hazards that don’t always make the literature.

    Direct Comparison: What We’ve Learned about Alternatives

    Living through the realities of dozens of batches and hundreds of customer applications, we’ve seen the costs of relying on intermediates or less stable analogues. Trimethylsilyl-protected hydroxylamines, to give one example, offer high reactivity but require exacting anhydrous conditions and generate byproducts that heighten fire and explosion risk on scale. Other acyl derivatives such as O-acetylhydroxylamine fall short in the longevity department, sometimes darkening or losing potency within mere weeks.

    In contrast, BTFA-Hydroxylamine maintains stable, white, free-flowing form over seasons, given store-room environments that reflect what most actual users have access to. This robustness affords a measure of flexibility in production planning. If demand changes, material in reserve stays usable, sparing the operation from repeated synthesis or disposal costs. Our customers often share data showing extended shelf life without significant drop-off in yield, even on jobs running months apart.

    One group that tried switching back to a single-protected variant for cost reasons came back after only a quarter, reporting that product loss from decomposition and complication in process work up more than erased the perceived saving. The lesson is clear for anyone who actually runs a facility—reliable, stable reagents translate into fewer interruptions, better process yields, and predictable economics over successive orders.

    A Manufacturer's Point of View: Solutions and Shared Success

    Close collaboration with users, from early-stage pharma to custom fine chemicals, has changed how we approach manufacturing schedules, emergency shipments, and technical support. Real feedback about handling quirks or process incompatibilities allows continuous, concrete improvements. Many of our modifications—stronger drums, specialty liners, lot-traceability enhancements—come directly from user challenges.

    Occasionally, regulatory updates force us to tweak formulations or workflows, but having everything on-site keeps these shifts controlled and traceable. Being the manufacturer, we can ensure rapid corresponding changes in documentation, COAs, and supply records, keeping users compliant and informed. Production flexibility and open feedback create a virtuous loop—improving the reagent benefits everyone down the line.

    Moving Forward: Our Commitment

    Building on a track record in producing and supporting high-quality specialty reagents, we see N,O-Bis(Trifluoroacetyl)Hydroxylamine as a flagship example of what responsible, thoughtful chemical manufacturing can achieve. The feedback we receive feeds directly into regular updates. Anyone who uses this material knows how crucial reliability, communication, and hands-on experience are for robust chemistry.

    Our doors are open to technical queries. Decades of focused production have made us confident—but not complacent—about the strengths and unique properties of N,O-Bis(Trifluoroacetyl)Hydroxylamine. As process requirements evolve, and regulatory landscapes shift, we’re committed to staying flexible, candid, and deeply involved, just as we've been from day one.

    Conclusion: Practical Experience, Shared Solutions

    Producing N,O-Bis(Trifluoroacetyl)Hydroxylamine isn’t about shipping another drum of chemicals—it’s about driving a real difference in how synthesis happens, works up, and scales. Listening to chemists, safety engineers, and production managers has shaped our approach on every level. Beyond the technical data, the day-to-day ease of handling, consistency in yields, and straightforward support have become our hallmarks.

    We’re not just filling orders. We’re building resilient, responsive partnerships, grounded in shared commitment to safe, predictable, and innovative chemistry. Every batch tells a story of testing, improvement, and real dialogue—a model we intend to keep following.