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4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide

    • Product Name 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide
    • Alias 4-(Trifluoromethyl)benzoylthiosemicarbazide
    • Einecs 625-534-2
    • 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

    938987

    Productname 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide
    Casnumber 175278-17-0
    Molecularformula C8H8F3N3S
    Molecularweight 235.23 g/mol
    Appearance White to off-white solid
    Meltingpoint Around 170-174°C
    Solubility Slightly soluble in water, soluble in organic solvents
    Purity Typically >98%
    Storageconditions Store in a cool, dry place tightly closed
    Smiles C1=CC(=CC=C1C(F)(F)F)C(=NN)NCS

    As an accredited 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing White powder supplied in a sealed amber glass bottle, labeled "4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide, 10 grams, for laboratory use only."
    Shipping 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide is shipped in tightly sealed containers under ambient conditions. Packaging materials are chosen to prevent moisture and light exposure. The chemical is transported with appropriate labeling according to regulatory guidelines, ensuring safe handling and compliance with local, national, and international shipping standards for laboratory chemicals.
    Storage Store **4-[4-(Trifluoromethyl)phenyl]-3-thiosemicarbazide** in a tightly sealed container, in a cool, dry, and well-ventilated area, away from moisture, heat sources, and incompatible materials such as oxidizing agents. Protect from light and store at room temperature or as indicated by the manufacturer. Always use appropriate personal protective equipment (PPE) when handling and avoid inhalation or skin contact.
    Application of 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide

    Applications of 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide in Industrial Manufacturing

    As a specialized manufacturer of 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide, we supply this high-purity intermediate for industrial customers requiring precise performance and compliance in chemical synthesis. Below, we present real downstream applications structured by specific sector and supported by relevant regulatory standards, formulation ratios, process entry points, and commercial product examples.

    1. Agrochemical Active Ingredient Synthesis

    Agrochemical manufacturers leverage this compound as a key building block in producing select triazole and thiazolidine-based fungicidal active ingredients. The material’s thiosemicarbazide core enables targeted functional group modification, particularly in synthesizing novel broad-spectrum crop protection agents. Formulators optimize dose based on desired active structure and reaction yield, complying with agricultural chemical directives for ingredient purity and byproduct control.

    Industry compliance standards

    • FAO/WHO Joint Meeting on Pesticide Specifications (JMPS)
    • ISO 17034 Reference Material Producer accreditation
    • EU Regulation (EC) No 1107/2009 for Plant Protection Products
    • China GB/T 1605-2001 Pesticides—General Quality Requirements

    Typical usage ratio

    • 0.4–1.2 molar equivalents, adjusted from 72–250 g per kilogram of active intermediate; ratio varies with downstream substitution pattern and reaction yield

    Downstream process integration

    • Introduced post-halogenation during condensation with aldehydes or ketones, typically under controlled reflux; thiosemicarbazide structure forms via nucleophilic substitution

    Final product types

    • Systemic triazole fungicides
    • Seed treatment concentrates
    • Suspension concentrate formulations (SCs)
    • Emulsifiable concentrates (ECs) for crop application

    2. Pharmaceutical Intermediates for Thiazole-Based APIs

    Research-based pharmaceutical and generic API producers incorporate this raw material in multi-step synthesis routes building thiazole, thiadiazole, and related heterocyclic drugs. The trifluoromethyl moiety serves to enhance metabolic stability in final APIs, while the thiosemicarbazide backbone enables specific cyclization. Facilities utilizing it must comply with medicinal ingredient control, trace impurity analysis, and full validation of synthetic intermediates.

    Industry compliance standards

    • ICH Q7A Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • United States Pharmacopeia (USP) <791> and <831> for purity and elemental impurity limits
    • EDQM Certificate of Suitability (CEP) pathway for EU registrations
    • China GMP (2020 Edition)

    Typical usage ratio

    • 0.45–0.8 molar equivalents, corresponding to 80–170 g per kg intermediate; precise addition ratio tuned to each batch’s heterocycle precursor loading and reaction efficiency

    Downstream process integration

    • Introduced during cyclization with carboxylic acids or isothiocyanate reagents in DMF or DMSO; critical for ring-closing step in creating the target core

    Final product types

    • Anti-inflammatory thiazole APIs
    • Experimental antitumor intermediates
    • Final API blocks synthesized for clinical development
    • Reference standards for regulatory submissions

    3. Specialty Dye and Pigment Formation

    Specialty dye companies exploit the reactivity of this thiosemicarbazide to produce colorfast, fluorescent diazo and azo dyes. The trifluoromethyl phenyl group introduces electron-withdrawing characteristics that intensify chromophore color and improve dye stability. Production lines using it must comply with environmental dye regulations and maintain tight batch control for performance consistency.

    Industry compliance standards

    • OEKO-TEX® Standard 100 for textile dyes
    • EU REACH Annex XVII (Restrictions on Azodyes)
    • GOTS 6.0 Certification for organic dye inputs
    • ZDHC MRSL Conformity for input chemicals

    Typical usage ratio

    • 0.7–1.5 wt% relative to total dye batch weight; ratio is modulated according to required shade intensity and lightfastness specifications

    Downstream process integration

    • Charged into coupling reaction with diazonium salts in aqueous or alcohol-based reactors; thiosemicarbazide group forms hydrazone linkages in final dye matrix

    Final product types

    • High-performance fluorescent textile dyes
    • Solvent-stable synthetic pigments for plastics
    • Colorant intermediates for inkjet printing applications
    • Batch-certified non-leaching color additives

    4. Analytical Reagent Synthesis for Laboratory Testing

    Producers of analytical reagents use our material as a selective derivatizing agent in test kit reagents, where it reacts with specific aldehydes or ketones to increase detection sensitivity. Its unique functionalization allows the creation of highly sensitive colorimetric and fluorometric detection platforms. Batches destined for reagent manufacture meet established laboratory chemical standards and undergo trace-level impurity screening to ensure reproducible results in academic and clinical laboratories.

    Industry compliance standards

    • ISO 9001:2015 Quality Management System for laboratory reagents
    • American Chemical Society (ACS) Reagent Grade Specification
    • EN ISO/IEC 17025 Laboratory Accreditation for proficiency testing
    • Japan JIS K 8001 Analytical Reagent Standards

    Typical usage ratio

    • 0.5–1.2 mg per test sample, scaled to final test kit sensitivity and working volume

    Downstream process integration

    • Added in late-stage blending during buffer formulation for colorimetric or HPLC detection kits; ensures stable derivatization for QA/QC use

    Final product types

    • Spectrophotometric test kits for carbonyl compounds
    • Pre-packed HPLC derivatization vials
    • In-vitro diagnostic calibration reagents
    • Fluorescent probe mixes for research labs
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    Certification & Compliance
    More Introduction

    4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide: A Manufacturer’s Perspective

    Understanding the Material: Decades of Industrial Know-how

    In our daily work at the plant, the name 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide isn’t just a line on a production run sheet—it represents the merging of organofluorine chemistry with sulfur-based intermediates to create something purpose-driven for downstream innovation. Over the last decade, our team has developed and refined the process to ensure high purity and batch consistency, both of which matter much more than product codes or lot numbers ever will. Our chemists and operators know from experience that the practical obstacles come not from the textbook theory, but from managing real process deviations, atmospheric variations, and the delicate balancing act between throughput and impurity minimization.

    The Science Behind the Molecule

    Producing 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide calls for a controlled, multi-stage approach rooted in applied organic synthesis. The trifluoromethylphenyl core structure stands out for its electron-withdrawing capability, improving downstream reactivity profiles in agrochemical, pharmaceutical, and materials intermediates. Our process begins with halogenated benzene feeds, moving through selective trifluoromethylation and intermediate purification using custom solvent systems we’ve optimized over years of pilot and commercial runs. The subsequent formation of the thiosemicarbazide involves meticulous hydrazine handling under inert conditions—each batch tells its own story, revealed through QC fingerprints more than historical QA data ever could capture.

    Purity and Quality: Drawing on Years of Lessons

    In practice, most customers make their buying choices based on the uniform appearance of white to pale yellow crystalline powder. That’s not where the real assurance comes from. Quality emerges from our actual output analytics—GC, HPLC, and mass spec runs carried out on every batch. Our teams have learned, sometimes the hard way, that trace-level contamination or side-product formation silently reshapes reaction profiles in client processes. Over the years, we rebuilt filtration units for tighter control, updated storage protocols to reduce hydrolysis risk, and re-trained our shift workers about the significance of subtle moisture ingress. We see purity specifications not as numbers, but as hard-won deliverables rooted in line-by-line SOPs and hands-on experience.

    What Sets Our Product Apart

    Every manufacturer claims to deliver ‘high quality’—to us, this phrase means little unless backed by evidence and day-to-day process discipline. 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide from our reactor differs from many on the market, not by marketing spin, but by the hands-on practices embedded into our operations. We have dialed in temperature ramp rates in our reactors to limit side reactions. Our team has tracked and tackled static charge issues during drying that risked dust explosions a decade ago. Handling baghouse maintenance means fewer contaminants, which translates to cleaner chemistry for the next user down the chain.

    Customers shaping crop protection actives or specialty pharmaceuticals often come to us after struggling with batch-to-batch drift from other suppliers. We built our analytical archive to pinpoint subtle changes in melting point or IR spectra, making it easier to troubleshoot issues during scale-up in a formulation plant or pilot reactor. Those who push the product into niche applications—like designer molecular scaffolds—rely on these fine distinctions that only a tight process can consistently achieve.

    Application Knowledge: From Customer Conversations

    Our exposure to end-user processes goes far beyond lab theory. Over regular calls, feedback sessions, and even on-site troubleshooting, we learn what works and what hinders production for each client. In crop science, the reactivity of the thiosemicarbazide group supports the synthesis of novel, patent-protected compounds. The fluorinated aromatic handle remains stable, unlocking metabolic stability in the latest active ingredient generations. For pharmaceutical R&D, researchers say the same functional group combination offers a new pathway to selective inhibitors—something they value as regulatory stringency rises and traditional chemistries lose ground.

    On a practical level, customers have described the decent solubility of our material in both polar aprotic solvents and select mixed aqueous-organic media—a legacy of our exhaustive solvent-exchange optimization work at the plant floor. That translates to less time lost in initial dissolution steps, reduced worries about product loss, and less risk of batch rejection due to undissolved residues. In specialty polymer research, feedback highlighted the utility of the compound as a chain-stop agent or cross-linking point, a role supported by our consistency in functional group expression batch over batch.

    Challenges We’ve Overcome in Manufacturing

    Our production teams know all too well that real quality is forged in the quiet details: correct monitoring of jacket temperatures, regular inspection regimens, and prompt restart protocols after a power drop. Upscaling synthesis involves hidden pitfalls—solvent choice impacts not just yield, but also the safety profile due to formation of troublesome side-products. Setting pH at key steps is far more art than rote calculation, a lesson learned by troubleshooting foaming and discoloration in early years. Scaling from pilot reactors sometimes led to unexpected fouling or carry-over, which we tackled by re-piping and isolating washing lines rather than hoping for luck with legacy systems.

    In the packaging and storage phase, workers learned to prepare containers meticulously, purging with dry inert gas and confirming that seals stay uncompromised during transit. A single misstep here—especially with moisture-loving intermediates—can drive hydrolysis or oxidation, harming the value created at every stage up to that point. Our philosophy remains simple: pay attention to the routine, and consistency follows naturally.

    How Our Product Supports Downstream Efficiency

    In real-world settings, no customer wants to pause a production campaign to chase batch variability. We designed our process controls around this insight. Routine checkpoints flag any deviation in particle size, moisture content, or purity well before final packaging, cutting down the likelihood of out-of-spec shipments. For clients who depend on uninterrupted synthesis—especially those running multi-step processes—predictable reactivity and robust supply timelines matter as much as the molecule’s structure.

    Our reliable batches mean clients can plan more confidently, shorten trial cycles, and capture market opportunities with less waste. From a manufacturer’s perspective, these outcomes reflect thousands of hours invested smoothing small-day hiccups, not just theoretical optimization.

    Regulatory and Safety Concerns: Lessons from the Plant Floor

    We’ve experienced firsthand how regulatory demands have shifted over the past decade. Authorities demand transparency not only in documentation, but in day-to-day control of hazards and risk factors. Years ago, we grappled with hydrazine handling incidents—each corrective action led to new SOPs, targeted worker retraining, and regular audits that many plants cut corners on. Today, those protocols form the backbone of safe handling practices, from PPE selection to detailed maintenance logs for our reactor trains.

    Customers in regulated markets tell us they need supplier partners, not faceless vendors. Our audit trail provides clear answers: every input, every deviation, every corrective action logged and accessible. Site visits from pharma, agrochemical, and specialty chemical clients highlight both successes and residual challenges. We’ve learned to talk openly about rework lots, flagged deviations, and even minor yield losses—no process runs perfectly, especially at scale, but our willingness to share data builds trust and forms the real foundation for long-term partnerships.

    Process Improvements: Real-World Examples

    Every year, our technical teams revisit the reactor floor to review bottleneck points in the workflow. Years ago, solvent recovery was a major pain point, with losses impacting both cost structure and environmental compliance. We didn’t just commit to governance on paper; we reconfigured condensers, upgraded pipe seals, and installed infrared process analytics to cut solvent waste. Yield gains trickled in over months, building toward a process that consistently delivers the right profile of 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide, batch after batch.

    On the analytical side, feedback loops between QC and production enabled our team to spot emerging trends before they became problems. Shifts in batch color, unexpected variation in elemental analysis, or even minor fluctuation in surface moisture all prompt a cross-functional huddle—not a blame game, but a process review aimed at root cause. Operator suggestions sparked small upgrades to driers and storage bins, reducing rework and waste.

    Supply Chain Reliability: Beyond the Warehouse Gate

    No process ends at the warehouse gate. Over the years, we’ve built resilience into our upstream and downstream supply chains, learning through experience the value of dual sourcing, close communication with logistics partners, and contingency stocks of key reagents. Delays due to customs or local weather events happen, and our job is to buffer such risks so customer plants stay productive. We keep our clients informed, not with marketing gloss, but with direct status updates, quick response to disruption, and transparent documentation.

    For clients running supercritical timelines, we’ve gone as far as producing emergency lots, sometimes operating the plant through weekend shifts. This responsiveness results not from prescriptive management, but from a shared sense of purpose between manufacturing, quality, and logistics teams.

    Listening to the Client: The Power of Feedback

    Quality doesn’t flow one-way from our site to the customer dock. We have grown as much from negative feedback as from formal accolades. In one case, a client’s solubility challenge in a mixed-phase system forced us to revisit earlier process assumptions, leading to solvent sequence changes and improved end-user satisfaction. Another time, a pharma client highlighted a rare by-product issue at scale-up; we responded by revising a long-standing filtration approach. Engineering and chemistry teams work together on these issues, understanding the stakes for clients who invest time and trust in our material.

    The best solutions come from these problem-solving partnerships, rooted in honest exchanges rather than procurement formalities. Our team invests hours to visit customer labs, discuss real-world outcomes, and listen to operator-level feedback. Each story reveals hidden process fragilities or new opportunities for material innovation.

    Innovation in Manufacturing: Continuous Investment

    Learning never stops in the plant. Over time, we have backed up talk of innovation with actual investments in production infrastructure and workforce training. Custom control panels, PLC upgrades, and real-time data logging bring tighter tolerances, but it’s the day-to-day hands-on skill that drives stability. Operators draw on experience with thousands of batches, spotting early warning signs others might overlook.

    One standout change was deploying a digital feedback loop between our analytical lab and reactor floor. Now, deviations in melting point or spectral results trigger a prompt review before product release. This approach catches impurities that don’t always show up in color or texture, helping our quality team nip downstream customer issues before they arise. Over time, this vigilance means fewer surprises and better value for those who trust us as their supply partner.

    Environmental Responsibility: Practical Steps, Not Buzzwords

    As manufacturers, we don’t treat sustainability as a checklist item. Waste minimization, energy efficiency, and responsible emissions management all require ongoing attention. Several years back, we moved to closed-loop solvent recycling, which not only cut environmental footprint but also stabilized our reagent costs against volatile supply market shifts. Routine environmental audits and third-party reviews hold us accountable in ways that matter, both to regulators and to communities living near our plants.

    Our work extends to transportation as well. Secure, documented shipments and safe intermediary storage practices reduce the risk of product degradation or environmental incident en route. All the while, we keep an eye on practical packaging innovations—thicker barrier layers, more robust tamper-evidence, and easier-to-recycle drum designs—to play our part beyond the plant walls.

    Why End-Users Choose Our Material

    Over the years, most of our long-term relationships began not with marketing presentations, but through troubleshooting real production issues at end-user facilities. Customers commonly value our transparency, hands-on technical support, and above-average consistency in what is still a niche but crucial intermediate. The real proof comes when they scale up a new process, make a critical product launch timeline, or resolve regulatory challenges using our documentation and technical backup.

    The difference isn’t in a single data point, but in repeated, high-quality shipments, technical assistance that actually solves problems, and willingness to adapt our systems to support unique end-use requirements. Where rivals rely on basic specification sheets, we pair data with process insight, turning those numbers into value at the lab bench, in the kilo plant, and in final product formulations.

    Looking Ahead: The Future of Specialty Intermediate Production

    As the market for specialty fluorinated compounds expands, complexity grows in both product requirements and regulatory oversight. We see rising demand from biopharmaceutical innovators, new-generation crop science developers, and specialty polymer producers who all require more than generic intermediates. Looking forward, we’re committed to the same pragmatic approach that got us here: continuous process tuning, open feedback channels with our clients, and ongoing investment in people and plant.

    The story of 4-[4-(Trifluoromethyl)Phenyl]-3-Thiosemicarbazide isn’t just about molecular structure, but about learning, adaptation, and rigorous hands-on practice. By prioritizing the basics—process integrity, operator training, real-time QC, and customer partnership—we build products that support stronger downstream outcomes. That is what has kept us in the market year after year, even as technologies and expectations shift.

    Summary Reflections—from Our Factory Floor

    Every batch, every process audit, and every customer call reinforce our central belief: practical manufacturing experience shapes product outcomes more than any glossy marketing pitch. The unique features of our material—purity, lot reliability, customer-tailored advice—trace back to decisions made by chemists, engineers, and operators who live the reality of specialty production every shift. We remain focused on building value not by buzzwords, but by tackling the daily work of better process control, proactive safety, and real technical partnership with all who depend on our material for their next wave of product innovation.