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2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile

    • Product Name 2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile
    • Alias Bistrifluron
    • Einecs 214-044-5
    • 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

    182442

    Chemical Name 2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile
    Cas Number 2646-90-4
    Molecular Formula C8H2Cl2F3N
    Molecular Weight 240.01 g/mol
    Appearance White to light yellow crystalline solid
    Melting Point 74-76°C
    Density 1.56 g/cm³ (estimate)
    Solubility Slightly soluble in water, soluble in organic solvents
    Purity Typically ≥98%
    Smiles N#Cc1c(Cl)cc(C(F)(F)F)cc1Cl

    As an accredited 2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 25g bottle is amber glass, tightly sealed, labeled “2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile,” with hazard symbols and supplier details.
    Shipping 2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile is shipped in tightly sealed, chemical-resistant containers under ambient conditions. It should be handled as a hazardous material, following all relevant transportation regulations (such as DOT, IATA, or IMDG). Ensure proper labeling and documentation, and protect from physical damage and moisture during transit.
    Storage 2,6-Dichloro-4-(trifluoromethyl)benzonitrile should be stored in a cool, dry, well-ventilated area away from sources of ignition, moisture, and incompatible substances such as strong oxidizers. Keep the container tightly closed and clearly labeled. Use only in a chemical fume hood and ensure proper chemical-resistant containment to prevent leaks. Store at room temperature and protect from direct sunlight.
    Application of 2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile

    Applications of 2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile in Industrial Manufacturing

    2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile is a specialized intermediate widely applied in the synthesis of advanced agrochemicals, fluorinated pharmaceuticals, specialty dyes, and performance materials. Its unique chlorinated and trifluoromethylated aromatic backbone enables selective transformations across several industrial manufacturing platforms. The following sections detail primary application scenarios with relevant compliance, process, and finished product considerations.

    1. Synthesis of Herbicide Active Ingredients

    Major agrochemical producers use this compound as a crucial building block for sulfonylurea and pyridine-based herbicide actives. The compound’s electron-withdrawing groups enhance selectivity in nucleophilic substitution and facilitate direct coupling in high-throughput synthesis environments, particularly within regulated batch and continuous flow systems.

    Industry compliance standards

    • FAO/WHO Maximum Residue Limits (MRL) for crop protection agents
    • European Commission Regulation (EC) No. 1107/2009
    • US EPA Pesticide Registration Guidelines
    • ISO 9001:2015 Quality Management for agrochemical synthesis

    Typical usage ratio

    • 5%–18% by molar ratio in active ingredient synthesis, adjusted based on the specific herbicide structure and reaction yield targets

    Downstream process integration

    • Direct introduction into acylation and cyclization steps following halide activation, prior to formation of urea or pyrimidine cores
    • Pre-purification blending with auxiliary reagents to enhance selectivity during condensation stages

    Final product types

    • Sulfonylurea herbicides for cereal and soybean applications
    • Nicotinic and pyridine-based herbicides for pre-emergent weed control
    • Rice and maize protection agents

    2. Pharmaceutical Intermediate for Fluorinated Active Compounds

    Drug manufacturers incorporate this compound into multi-step synthesis routes for fluorinated biologically-active molecules. The nitrile group and halogenated structure support selective cross-coupling, Grignard addition, and hydrolysis reactions in cGMP-compliant API manufacture, especially for anti-inflammatory and central nervous system pharmacophores.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • USP/NF Monographs for intermediates
    • EU GMP Directive 2003/94/EC
    • FDA 21 CFR 210/211 for pharmaceutical production

    Typical usage ratio

    • 3%–12% by mass in target pharmaceutical intermediate syntheses, adjusted in accordance with step yield and impurity profile requirements

    Downstream process integration

    • Addition at the initial halophenyl coupling stage for API precursor formation
    • Participation in sequential substitution and oxidative transformations under strict quality control

    Final product types

    • Fluorinated anti-inflammatories
    • CNS-active pharmaceutical ingredients
    • Oncology active compound intermediates

    3. Precursors in Fluorescent Dye and Pigment Manufacturing

    Specialty chemical companies employ this compound for synthesizing highly substituted aromatic systems used in high-performance dyes and pigments. The fluorinated and chlorinated structure improves photostability and chemical resistance in dye molecules. Downstream processes rely on precise integration at azo coupling and diazotization stages within controlled batch operations for functional textile and electronic materials.

    Industry compliance standards

    • REACH Regulation (EC) No 1907/2006 on chemical safety
    • OEKO-TEX® Standard 100 for textile chemical safety
    • ISO 9001:2015 certification for specialty chemical manufacturing
    • Global Organic Textile Standard (GOTS) for restricted substance lists

    Typical usage ratio

    • 1%–9% weight ratio in pigment core synthesis, varied by dye type, substrate compatibility, and performance requirement

    Downstream process integration

    • Entry in arylation and substitution steps for custom dye backbone building
    • Blending with amine intermediates during final pigment crystallization

    Final product types

    • Functional textile dyes for synthetic fabrics
    • Anti-fade industrial pigments
    • Electronic display colorants

    4. Synthesis of Fluorinated Liquid Crystal Materials

    This intermediate forms part of downstream liquid crystal molecule synthesis critical to advanced display technologies. Its halogenated structure contributes to high dielectric anisotropy and thermal stability, integrated at the core formation or side-chain functionalization stages within precision manufacturing lines for electronic displays.

    Industry compliance standards

    • RoHS 2011/65/EU for electronic components
    • IEC 61249-2-21:2012 for halogen-free electronic materials
    • China GB/T 2828.1-2012 for liquid crystal raw material quality
    • QC080000 IECQ HSPM for hazard substance process management

    Typical usage ratio

    • 0.5%–3% in core-forming stages, determined by the final mixture’s electro-optical requirements and thermal stability benchmarks

    Downstream process integration

    • Incorporation during fluorinated aromatic unit synthesis for mesogen construction
    • Introduction prior to esterification or etherification for side-chain optimization

    Final product types

    • Twisted nematic (TN) liquid crystal compounds
    • Vertical alignment (VA) display fluids
    • High-stability TFT-LCD liquid crystal mixtures

    5. Intermediate for High-Performance Polymer Manufacturing

    Producers of specialty polymers use this compound in the development of fluorinated and chlorinated high-performance aromatic polymers. Its chemical functionality allows controlled copolymerization and backbone modification processes, important for creating engineering plastics and resins with high thermal and chemical resistance for demanding technical applications.

    Industry compliance standards

    • UL 94 flame classification for plastics
    • ASTM D638 for tensile properties of plastics
    • ISO 14001:2015 environmental management for polymer production
    • Restriction of Hazardous Substances (RoHS) Directive

    Typical usage ratio

    • 0.5%–5% in copolymer feedstock depending on targeted thermal stability and mechanical performance

    Downstream process integration

    • Feedstock addition during pre-polymerization blending of aromatic monomers
    • Chain extension or termination reactions within closed polymerization reactors

    Final product types

    • High-performance resins for automotive structural parts
    • Fluorinated engineering plastics for chemical handling systems
    • Flame-retardant specialty films
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    More Introduction

    2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile: Our Perspective as a Chemical Manufacturer

    Looking Closer at 2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile

    Every day in the plant, we’re surrounded by drums and batches that carry more than just chemical names—they represent years of development and effort. Among these, 2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile holds a distinct place. As a manufacturer, the relationship runs deeper than analysis sheets or purity numbers. This compound’s demand comes straight from its unique structure and the value it brings in insecticide precursors, pharmaceutical intermediates, and specialty organic synthesis. Our team spends as much time controlling the batch conditions as understanding the downstream impacts—delivering a molecule that meets strict process needs and ensures reliable output for complex syntheses.

    From Raw Materials to Final Product: The Real Process

    It all starts with sourcing. Reliable, consistent chlorinated and fluorinated starting materials set the stage for the entire production run. A slight impurity at the precursor level can snowball downstream, so we focus on tight supplier controls. Our reactors—built from lined steel to resist chemical aggression—are charged and monitored 24 hours around the clock. Small variances in temperature or atmospheric pressure can change final color and purity, so we’ve installed multi-point probes and rely on nonstop vigilance, not just automated controls.

    Most batches run through a multi-step chlorination and fluorination process, followed by precise cyanation. Each intermediate is isolated and tested before carrying the sequence further. Our QC staff stay vigil; they’ve learned that keeping specs consistent isn’t just about ticking boxes—it’s what keeps customers in business. One batch with byproducts or different polymorphs can choke a partner’s formulation process downstream.

    Meeting the Demands of Diverse Industries

    In the real world, output isn’t just about grams or kilograms. Agricultural product formulators, for instance, tell us a new insecticide’s efficacy changes dramatically with benzene ring substituents—modifications at the 2,6-positions completely alter target affinity. The trifluoromethyl group’s presence, combined with both chloro groups, delivers high specificity for some enzyme targets, which is why this compound attracts sustained attention from pesticide manufacturers.

    Our chemists frequently take calls from researchers who push beyond common crops. Someone in Brazil needs a higher-purity form for bioassays. Another partner in Europe asks about trace-level contaminant data before approving a new synthesis route for a veterinary product. Questions come in that never seem repetitive—then we realize just how versatile this molecule is. Its unique electronic properties allow it to serve as more than just a benzonitrile variant; it’s a precise tool for building out larger, multi-functional molecules, many of which don’t get press coverage until years later.

    Quality Crunch: Managing Specifications and Customer Expectations

    On the spec sheet, many see just the typical details: appearance, melting point, HPLC purity, individual impurity profiles. To us, those specs eat up hours at the bench and dozens of late-night phone calls. Consistency means more than hitting 99%—for some applications, even compounds in the parts-per-million range can derail an entire process, especially for pharma intermediates. Occasionally, researchers reach out after noticing a chromatographic shoulder—something not on a standard spec. We’ve built a reputation for transparency and pulling out GC-MS data, even when a request sounds unusual.

    We don’t shy away from challenges that come with special requests. High-purity lots, for example, call for additional purification columns and sometimes custom solvent systems. Other times, a customer comes with a cost-sensitive agricultural project—not every field requires the same purity, but they still must avoid crop damage from unknown byproducts. Our role includes guiding project managers on grade fit, possible trade-offs, and timelines, because making a decision without complete context just slows everything down.

    How 2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile Sets Itself Apart

    Competitors sometimes focus on generalized benzonitrile derivatives, but the trifluoromethyl at the para-position, with two chloro groups ortho, isn’t a standard option. Fluorine and chlorine both affect electron density and reactivity in downstream steps, and you can’t substitute a different halogen and expect the same results. For some syntheses, our customers have tried swapping in mono-chlorinated analogs or moving the trifluoromethyl, only to end up with mixtures or muted yields.

    We’ve fielded more than a few requests from process engineers who learned the hard way. A client swapped in a less expensive 4-chlorobenzonitrile, discovered a threefold rise in downstream byproducts, and asked us to help trace why. Molecular insight wasn’t enough—they came on site to see our analytics process in action. By amplifying our NMR and mass-spec protocols, and running side-by-side syntheses, the difference in positional and electronic effects became clear. No synthetic shortcut gets around fundamentals when a process or regulatory body demands the exact molecule, not just a structural cousin.

    Industry Changes and Market Pressures

    We’ve watched pricing pressure shift sourcing over the years. Multinational buyers now weigh their supply on everything from raw material volatility to geopolitical risk. A single supply-chain hiccup can cascade through customer lines, so our job increasingly includes regular communication on inventory, lead times, and force majeure plans. New regulatory frameworks pop up fast; just this year, another market tightened import scrutiny on halogenated intermediates. Our compliance team reads through stacks of paperwork, but what gives us an edge is a habit of documenting every process tweak and batch record.

    Customers depend on more than final numbers; they want transparency about process stability, raw material tracking, and ability to flex with changing local regulations. We take pride in open dialogue. One contract researcher shared how previous suppliers failed them for months due to vague delivery timelines. Our investment in on-site analytics means we release product only when all specs line up—no rush jobs, no crossing fingers on final test results. That trust builds on real process discipline, not promises.

    Tackling Purity and Byproduct Concerns

    A persistent challenge every manufacturer faces involves control of side reactions. Synthesis of 2,6-dichloro-4-(trifluoromethyl)benzonitrile generates a handful of potential byproducts, from unreacted fluorinated precursors to minor chloro isomers and even trace cyanide sources from faulty runs. Each byproduct presents its own handling, scrubbing, and disposal challenge. In some years, we ran pilot batches to bring contaminant levels down to the single-digit ppm range, not just for regulatory compliance but to satisfy demanding downstream users.

    Our R&D team spends days optimizing washing steps and solvent cycles, evaluating how trace contaminants affect both crystal habit and performance in target syntheses. On rare occasions, med-chem customers report batch-to-batch differences in crystal size or off-white coloration; that’s often linked not to the molecule itself, but to ultra-trace metal ions left over from an upstream catalyst or equipment cleaning regimen. In those moments, having full vertical visibility—from raw material order all the way through reactor cleaning logs—lets us identify the source, tweak procedures, and deliver assurance within a short window.

    Safe handling isn’t just about process yield, either. Liquid waste from halogenated reactions needs rigorous segregation. Our plant built a dedicated incineration line for these streams, treating not just our own, but often handling competitor residues for disposal contracts. This direct handling also allows tighter local control and speeds up response, when compared to shipping intermediates cross-border. The end result is a smaller environmental footprint and faster adaptability during surges or emergencies.

    Usage Patterns: Where 2,6-Dichloro-4-(Trifluoromethyl)Benzonitrile Shape Outcomes

    As a building block, this compound consistently delivers repeatable results in targeted crop protection agents. Many active ingredients wouldn’t show the required potency or selectivity without both chlorine and trifluoromethyl groups positioned on the benzene ring. We’ve seen R&D teams tweak the structure—removing a single halogen or moving the trifluoromethyl group—only to find sharp drops in activity or unwanted toxicity profiles.

    Outside agriculture, advanced materials scientists pick up our product for polymer modification. They rely on the electron-withdrawing properties to tune conductivity and solvent resistance. Pharmaceuticals represent the highest-purity demand, and their requests often challenge our best analytical chemists. Oncology research in particular shows a clear need for this scaffold, as the combined halogen and nitrile groups open paths to new kinase inhibitor cores.

    Customers often share downstream performance data. In one case, switching from a generic benzonitrile to our material cut down synthetic steps and improved overall yields for a drug candidate by more than 20%. These insights feed back into our quality protocols. Such stories drive us to continually ask deeper questions about impurity testing and documentation.

    Comparison With Other Benzonitrile and Halogenated Derivatives

    We get many technical questions about the real-world performance difference between this molecule and others. Compared to plain benzonitrile, our compound introduces substantial electronic effects. Trifluoromethyl and two chloro groups work together to shift reactivity, stability, and solubility. Processes once considered robust with standard halogenated benzonitriles often stumble or yield unfavorable side-products when trying to substitute or economize.

    Structural variants, like 2,6-dichloro-4-methyl benzonitrile or 2-chloro-4-(trifluoromethyl)benzonitrile, seem similar on paper. But those who run multi-gram reactions quickly spot differences: reaction rates change, byproduct formation increases, and in some cases, downstream intermediates take on subtle colors or different crystallization behavior. These effects become critical while scaling up; what looks simple at milligram levels doesn’t always translate to pilot-plant consistency.

    Customers new to this chemistry sometimes think any benzonitrile derivative could serve as a drop-in replacement. Fast-forward to synthesis, and unexpected spectral peaks point to impurity issues or extra clean-up steps. We’ve seen customers circle back after months spent chasing yields, recognizing the significance of subtle molecular changes. The extra cost per kilogram is often offset by higher final product yields and fewer costly purification stages.

    Technical and Safety Considerations

    Our team takes personal ownership in enforcing safe handling. While much of the discussion stays technical, we’re always aware this molecule requires respect in both production and use. Halogenated aromatics can pose inhalation and skin risks; workshop floors enforce PPE compliance. Solvent selection and tank-cleaning protocols follow strict checklists. Every process change or batch deviation gets immediate team review.

    We trust our on-site team to notice when something’s off—be it a strange odor, a shift in viscosity, or an inconsistency in color. Each insight leads to tighter controls. When developing batch release criteria, legacy learnings go into updated SOPs. Our ability to train and retain experienced chemical operators plays a direct role. Engagement on safety issues matters as much as any technical specification, especially with global customers who audit production regularly.

    Ongoing Challenges and Real-World Solutions

    The largest ongoing challenge remains supply chain resilience. Geopolitical events impact fluorinated raw materials, while labor issues in certain regions can rapidly drive up input costs. To respond, we continually diversify our supplier base and invest in alternate process pathways. Multiple production trains stand ready for quick switches in raw material origin, safeguarding commitments during periods of instability.

    Process optimization is a never-ending task. Modest gains in solvent recycling, energy use, or batch size can yield thousands in saved costs and reduction of waste per year. Our team devotes time each quarter to reviewing reaction sequences for potential improvements in both safety and output. Feedback loops from clients—positive or negative—drive evaluation of every stage, right down to packaging selection.

    Competition grows keener as more entrants offer lower-cost variants from overseas. We see customers sometimes lured by headline pricing, only to return seeking relief on purity, color, or supply delays. We remind partners of the true costs of reformulation, process shut-downs, and wasted batch hours—factors rarely captured in price sheets, yet always evident in actual project outcomes.

    Our Commitment: Consistency, Collaboration, and Responsiveness

    We go beyond meeting regulatory and analytical requirements; our focus is on building genuine partnerships. This means keeping production transparent—sharing lot histories and acknowledging both strengths and periodic mishaps openly. Responsive communication and adaptability strengthen these ties far more than templated paperwork.

    In our experience, the best technical advances come from listening. Each market sector shapes different needs: pharma for trace impurity risk control, agriculture for reliability under changing weather and regulatory pressures, and materials science for tuning electronic profiles. Our production lines shift to match these needs, sometimes rerunning additional purification sequences, other times documenting alternative grades so customers can truly understand their materials’ journey.

    We spend time on industry standards committees and maintain hands-on relationships with outside laboratories and auditors. These connections help us stay ahead of shifting demands and prepare for the next generation of challenges, rather than only reacting to spot issues as they crop up.

    Looking Ahead: Preparing for Evolving Demands

    The market continues to move: biobased processes ramp up, regulatory bodies tighten standards, and emerging technologies demand new building blocks. We invest in R&D not just to keep pace, but to actively shape solutions. Modular plant design, improved analytical techniques, and workforce development all receive ongoing attention. Over time, these efforts blend into both increased internal efficiency and higher confidence from our clients.

    Our staff retains the mindset that every gram of 2,6-dichloro-4-(trifluoromethyl)benzonitrile carries with it the trust clients put in our expertise. The ongoing story of this molecule includes every late-night troubleshooting session, every QC result double-checked by hand, and every collaborative improvement sparked by a technical phone call. We welcome opportunities to share our direct experience with both established partners and those exploring this material for the first time. In our world, that’s where the lasting value—alongside the chemical—is really made.