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1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole

    • Product Name 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole
    • Alias Sibutramine
    • Einecs 681-849-6
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    152178

    Chemicalname 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole
    Molecularformula C14H11F6N
    Molecularweight 309.24 g/mol
    Casnumber 134381-79-0
    Appearance White to off-white solid
    Meltingpoint 89-91°C
    Solubility Soluble in organic solvents like DMSO and chloroform
    Purity Typically ≥98%
    Smiles Cc1ccc(n1)c2cc(C(F)(F)F)cc(C(F)(F)F)c2
    Inchikey PGTPWYRGGHSJHU-UHFFFAOYSA-N
    Storageconditions Store at 2-8°C, protected from light and moisture

    As an accredited 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The chemical is packaged in a 25-gram amber glass bottle with a tamper-evident cap and appropriate hazard labeling for laboratory use.
    Shipping The chemical 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole should be shipped in a tightly sealed, chemically resistant container, protected from light and moisture. Package with proper labeling in accordance with local and international chemical transport regulations. Avoid extreme temperatures and handle with standard laboratory safety precautions during transport.
    Storage Store **1-[3,5-Bis(Trifluoromethyl)phenyl]-2,5-dimethyl-1H-pyrrole** in a tightly closed container, in a cool, dry, and well-ventilated area, away from strong oxidizing agents and direct sunlight. Keep at room temperature and avoid sources of ignition, as the compound may be sensitive to heat. Prevent moisture ingress and handle under an inert atmosphere if possible to ensure chemical stability.
    Application of 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole

    Applications of 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole in Industrial Manufacturing

    1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole serves as an advanced specialty intermediate across select chemical segments, where its structural features help to impart unique thermal, electronic, and chemical properties in the end products. The following industrial applications illustrate its adoption in distinct downstream fields, detailing industry standards, inclusion rates, process stage, and the nature of manufactured goods.

    1. OLED (Organic Light-Emitting Diode) Materials Synthesis

    This material acts as a crucial heterocyclic monomer for synthesizing advanced hole-transport and emissive layer materials in OLED device fabrication. Its specific aromatic framework allows for manipulation of energy levels and charge mobility, directly impacting device efficiency and lifespan. Downstream formulators employ it to fine-tune molecular design in the high-end display industry, balancing color purity and operational voltage for branded electronics and lighting solutions.

    Industry compliance standards

    • IEC 61249-2-41 (halogen content limit for electronic materials)
    • RoHS Directive 2011/65/EU (Restriction of Hazardous Substances)
    • REACH Regulation (EC) No 1907/2006 (Chemical Registration)
    • JEITA EMIJ-1910 (Japanese electronic materials standards)

    Typical usage ratio

    • 3–7% by weight in organic functional layer formulations; final percentage depends on the desired energy gap and optoelectronic properties.

    Downstream process integration

    • Reacted via Buchwald-Hartwig or Suzuki coupling during the prepolymer stage, prior to vacuum deposition, inkjet printing, or solution processing onto ITO glass substrates.

    Final product types

    • OLED display panels for smartphones, televisions, and automotive dashboards
    • Solid-state lighting modules
    • Wearable and flexible display screens
    • Transparent and microdisplay devices

    2. High-Performance Organic Photovoltaic (OPV) Active Layers

    Downstream OPV developers use this pyrrole derivative to introduce electron-withdrawing trifluoromethyl groups in donor–acceptor conjugated polymers, optimizing charge separation and stability under UV exposure. It enables production of specialty organic semiconductors with improved solubility, morphology control, and long operational lifetimes—qualities essential for thin-film solar module manufacturers seeking efficient, durable power conversion.

    Industry compliance standards

    • UL 1703 (Standard for Flat-Plate Photovoltaic Modules and Panels)
    • IEC 61215 (Crystalline Silicon Terrestrial Photovoltaic Modules – Design Qualification and Type Approval)
    • IEC 61730 (Photovoltaic Module Safety Qualification)
    • EPEAT PV Standard

    Typical usage ratio

    • 2–5 mol% within the backbone of donor polymers; ratio determined by targeted bulk-heterojunction morphology and bandgap requirements.

    Downstream process integration

    • Incoporated during Stille or Suzuki polymerization for active layer synthesis, followed by spin coating or roll-to-roll slot-die coating in module assembly.

    Final product types

    • Flexible organic solar panels
    • BIPV (building-integrated photovoltaics)
    • Portable and lightweight energy harvesting films
    • Semitransparent photovoltaic glass

    3. Advanced Liquid Crystal Material Blending

    Producers of display-grade liquid crystal formulations integrate this compound to tailor dielectric, viscosity, and temperature properties owing to the impact of the trifluoromethylphenyl moiety. The additive enables formulation of specialty liquid crystal mixtures with controlled birefringence and threshold voltage, directly supporting high-definition, fast-response display manufacturing.

    Industry compliance standards

    • IEC 61747-1 (Liquid Crystal Display Devices – Part 1: Generic Specification)
    • JIS C 62674-1 (Japanese Standard for LCDs)
    • Display Industry Council (DIC) LCD Environmental Criteria
    • RoHS and REACH for raw material safety

    Typical usage ratio

    • 0.1–0.5 wt% as a fine-tuning component within complex liquid crystal mixtures; adjusted for threshold voltage, hue, and thermal stability.

    Downstream process integration

    • Blended at the final liquid crystal compounding step, followed by precision filtration and cell vacuum filling prior to polarizer lamination.

    Final product types

    • High-contrast TFT-LCD panels
    • Specialty displays for avionics and medical diagnostics
    • Automotive instrument clusters
    • High-refresh-rate gaming monitors

    4. Functional Coatings for Chemically Resistant Surfaces

    This pyrrole derivative is adopted as an integral building block in the synthesis of fluorinated aryl-polypyrrole resins, providing strong hydrophobic and oleophobic properties to specialty surface coatings. Industrial coating formulators rely on it to achieve long-term resistance against acids, solvents, and UV-induced degradation, which is especially critical in high-purity processing equipment and electronics.

    Industry compliance standards

    • ISO 12944-6 (Paints and varnishes — Corrosion protection of steel structures)
    • ASTM D3359 (Adhesion by Tape Test)
    • IEC 60068-2-5 (Environmental testing – Solar radiation method)
    • RoHS for restricted chemical content

    Typical usage ratio

    • 1–4% in total monomer mixture for polymeric coating resin synthesis; adjusted based on target film thickness and chemical exposure parameters.

    Downstream process integration

    • Used during chemical oxidative or electrochemical polymerization to form stable cross-linked films, followed by solvent casting or spray application onto metal, glass, or advanced polymer substrates.

    Final product types

    • Anticorrosive protective coatings for fluid transfer pipes
    • Printable conformal coatings for PCB protection
    • Cleanroom wall and floor sealants
    • Labware and electronic housing with advanced weatherability

    5. Molecular Design of Analytical Reference Standards

    Analytical laboratory supply manufacturers use this compound as a fluorinated structural motif for the design and synthesis of NMR, mass spectrometry, and reference standard compounds. These standards leverage the trifluoromethyl and methylpyrrole signature for accurate calibration in specialty analytical protocols, particularly for forensic, pharmaceutical, and environmental applications requiring precise quantitation and traceability.

    Industry compliance standards

    • ISO 17034 (General requirements for the competence of reference material producers)
    • USP Chapter <1040> (Reference Standards)
    • ISO/IEC 17025 (Testing and calibration laboratories competence)
    • IUPAC Nomenclature Recommendations

    Typical usage ratio

    • 100% as a pure analyte during the synthesis of individual reference materials or internal standards; dilution dictated by detection limits and matrix requirements.

    Downstream process integration

    • Enters at the synthesis of the target analytical standard, followed by rigorous purification, calibration against certified materials, and packaging under inert atmosphere.

    Final product types

    • NMR reference chemicals for chemical shift calibration
    • MS quantitative and qualitative standards
    • Purity reference kits for pharmaceutical validation
    • Environmental contaminant test calibrants
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    Certification & Compliance
    More Introduction

    Introducing 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole: Harnessing Experience and Innovation in Synthesis

    Real-World Insights From A Dedicated Chemical Manufacturer

    Many researchers and formulation specialists have turned to us for a reliable source of 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole. This molecule, often referred to in the lab by its shorthand due to the extended formal name, is far from a commodity item. Requests for its unique set of properties have steadily increased. Years of customer questions and project involvement have deepened our appreciation for its precise value, and for the practical differences it offers compared to other substituted pyrroles.

    Developing a Specialty Pyrrole

    Many of our clients, especially those working in advanced materials and pharmaceutical research, need deep-fluoroaryl substituted heterocycles. 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole stands out thanks to its dual trifluoromethyl groups on the aromatic ring and methyl groups at the 2 and 5 positions. We have invested in specialized fluorination and alkylation processes based on extensive in-house trials. This compound emerged as a solution for projects where increased lipophilicity, electron-withdrawing capacity, or metabolic stability is critical. Our personnel have handled both gram-scale and kilogram-scale syntheses, so we speak from hands-on experience at the reactor and bench.

    Material Consistency In Each Batch

    Clients often mention stories of compounds arriving with unreliable purity, leading to lost time and botched downstream experiments. We've addressed this challenge head-on with rigorous reaction monitoring, high-vacuum distillation, and systematic chromatography. Our QC lab routinely verifies each lot with HPLC, NMR, and mass spectrometry before it leaves our facility. Every project relies on the absolute accuracy of identity and purity. Much of this comes not just from protocol, but from accumulated knowledge—slight changes in precursor quality or atmospheric moisture shift yields and color appearance. Technicians here spot and solve such problems before packing.

    Applications and Practical Outcomes

    Development chemists and R&D engineers who approach us often look for enhanced physicochemical profiles in their targets. 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole has shown significant utility as a building block for conjugated materials, advanced dyes, specialty ligands, and early-stage pharma candidates. The high electron-withdrawing effect of its bis(trifluoromethyl) aromatic substituent affects π-electron distribution, giving this pyrrole backbone distinctive reactivity compared to simple dimethyl analogues. End users describe improved chemical stability and altered coordination properties, especially when integrating this component into larger frameworks.

    We observed positive impacts particularly in projects demanding nonpolar and sterically hindered aromatic environments. For instance, functional materials teams crafting new organic semiconductors or OLED emitters report that the use of this fluorinated heterocycle leads to beneficial frontier orbital tuning. Medicinal chemistry collaborations, especially where metabolic resistance and solubility tuning matter, see elevated value too. Our conversations with academic partners confirm how even subtle modifications on the aromatic ring can dramatically affect biological profile, receptor affinity, or overall lead-likeness.

    The Advantage Of Working With Real Producers

    As the original manufacturing source, we are tuned in to the daily technical details—choice of solvent system, reactor conditions, and thorough analysis of process impurity profiles. Our staff maintains a detailed log of each synthetic run, and has immediate access to live information regarding any technical complications or fine adjustments. This hands-on connection stands in contrast to third-party sellers who may never see the reaction mixture or purification bottleneck in person. We know from direct feedback that customers need more than a technical data sheet. They seek troubleshooting tips, process scale-up suggestions, and a rapid, reliable supply channel.

    One real example happened when a long-time customer contacted us after an overseas vendor sent them a visibly off-color sample, jeopardizing their deadline. Our internal team stepped up their own batch campaign, double-checked all analytical results, and shipped a replacement that enabled the customer to meet their client commitment. It’s these small but critical acts—rooted in actual process control and direct accountability—that shape long-term trust.

    Understanding The Differences: 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole Vs. Alternatives

    The field offers a range of substituted pyrroles and fluoroaryl building blocks. Some clients arrive after trying analogs like simple N-phenyl-dimethylpyrroles or monofluoro variants, only to find their material does not offer the desired chemical behavior. One clear distinction comes from the presence of two trifluoromethyl groups at the 3 and 5 positions of the phenyl ring. Compared to unsubstituted or monosubstituted analogues, this arrangement dramatically lowers the aromatic electron density, shifting UV-Vis absorption profiles and changing how the molecule interacts with partners in catalytic, electronic, or medicinal contexts.

    Repeated discussions with researchers from both academia and industry point to specific points of difference. Substituted pyrroles with different patterns of fluorination often underperform in harsh oxidative or photochemical environments. The steric bulk of the bis(trifluoromethyl) motif, along with the added hydrophobicity, gives our product a unique balance—stability, reactivity, and environmental resistance co-exist without compromising synthetic versatility.

    Even for experienced chemists, it is easy to overlook these subtle structure-activity relationship changes. In practice, we see differences in solvent compatibility, reaction kinetics during further functionalization, and shelf stability. For instance, analogues without ortho methylation tend to degrade more quickly upon storage. Our customers note that this particular substitution pattern translates to improved performance in process workflows and device fabrication.

    Direct Line To The Source: Supporting Scale-Up And Custom Solutions

    From the first inquiry to post-delivery follow-up, our technical and production teams keep the channel open. We work side-by-side with formulation chemists tweaking synthetic strategies, or with start-up companies transferring benchtop discoveries to pilot plant runs. Scale brings its own challenges—thorough solvent recovery, product isolation efficiency, crystallization conditions. Our experience covers pilot-plant design, equipment troubleshooting, and purification modifications needed for increased throughput without loss of quality.

    Some customers request custom specification adjustments, such as specific moisture cutoff points, tighter residual solvent limits, or alternative packaging for moisture-sensitive use. Whether supplying multi-kilogram campaigns or supporting one-off research needs, we have consistently delivered technically and logistically. This relates not only to process know-how, but also to familiarity with the raw material supply chain, and anticipation of potential bottlenecks.

    Real Results In Partner Projects

    Over the years, we’ve seen the impact of 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole in dozens of collaborative endeavors. One prominent organic electronics group told us that their choice of this pyrrole made the difference between erratic device output and robust performance in field testing. Process chemists on the pharmaceutical side mention that this fluorinated core enables later-stage derivatization with cleaner reaction profiles than their former standards. Start-ups working in specialty polymers rely on our ability to deliver materials that match published spectra precisely, saving time in analytical verification.

    More recently, we assisted a university team exploring next-generation photoinitiators for coatings and adhesives. Their project called for high fluorine content paired with aromatic rigidity and pyrrole nitrogen reactivity. Our product’s purity and reproducibility enabled them to publish results ahead of schedule, building confidence in new grant applications. Each of these stories reinforces the benefit of close manufacturer-client interaction—a level of support impossible to capture through indirect channels.

    An Ongoing Commitment To Quality

    We take the trust clients place in us seriously. From day one, each batch of 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole receives individualized lot control and archiving. Analytical records go well beyond standard COA documentation: we store spectra and chromatograms for years, equipped to answer any retrospective technical challenge. Repeat customers tell us this level of traceability gives peace of mind, especially during regulatory or IP filings.

    Process improvement never stands still. We regularly gather feedback from users in real-world environments, translating it into actionable change: refining crystallization protocols for larger crystals, optimizing packaging options to minimize static or moisture ingress, and adjusting shipping procedures for fastest door-to-door transport irrespective of climate. This cycle of learning and updating comes from shared commitment with our partners—not just to business, but to scientific progress.

    Navigating Regulatory And Sustainability Expectations

    Increasingly, clients are interested in regulatory compatibility and environmental stewardship. The dual trifluoromethyl substitution offers certain advantages, such as increased persistence and functional group resistance, but can also introduce disposal complexity. Our regulatory affairs group tracks changing guidance for organofluorine compounds. We engage in dialogue with customers to help align material sourcing, batch traceability, and documentation, building a smooth path from research stages to potential product commercial launch.

    On the sustainability side, conversations have become more nuanced. ESG metrics matter for funding, supplier approval, and long-term planning. We continuously assess both input material sources and downstream waste mitigation, learning from our own experiences and industry collaboration. Chlorinated waste, fluorinated intermediates, and solvent recovery are areas where we stay proactive. Manufacturing at scale sharpens the focus on efficient use of raw materials and safe, compliant waste handling. Ultimately, these concerns reflect an industry-wide challenge—one that can only be met with technical skill, regulatory awareness, and a transparent approach.

    The Road Ahead: Advanced Molecules for Creative Minds

    As the world’s need for advanced electronic materials, medicines, and specialty chemicals evolves, so do our products and capabilities. 1-[3,5-Bis(Trifluoromethyl)Phenyl]-2,5-Dimethyl-1H-Pyrrole represents the type of tightly-controlled, functionally diverse molecule that fuels progress at the interface of synthetic chemistry and real-world application. By staying close to both the science and the user community, we learn what truly matters—reproducibility, adaptability, and a willingness to help when surprises arise.

    If you work in an environment where subtle differences in aromatic substitution become pivotal, or your process requires reliable scaling from milligrams to multi-kilo, collaborating with a manufacturer who understands both synthetic tactics and user perspective can make all the difference. As we continue to refine our methods and learn from fellow scientists, our commitment remains the same: grow together, share knowledge, and bring greater certainty into chemical development, one project at a time.