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2-Isobutylquinoline

    • Product Name 2-Isobutylquinoline
    • Alias 2-iso-Butylquinoline
    • Einecs 245-020-7
    • 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

    174454

    Chemical Name 2-Isobutylquinoline
    Cas Number 18107-45-4
    Molecular Formula C13H15N
    Molecular Weight 185.26 g/mol
    Appearance Colorless to pale yellow liquid
    Boiling Point 293-295 °C
    Density 1.011 g/cm³
    Refractive Index 1.596
    Smiles CC(C)CC1=NC2=CC=CC=C2C=C1
    Pubchem Cid 342454
    Flash Point 116 °C
    Solubility Insoluble in water

    As an accredited 2-Isobutylquinoline factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 2-Isobutylquinoline is packaged in a 100g amber glass bottle with a secure screw cap and tamper-evident seal.
    Shipping **Shipping Description for 2-Isobutylquinoline:** 2-Isobutylquinoline should be shipped in tightly sealed containers, stored in a cool, dry, well-ventilated area. Handle as a chemical substance—keep away from strong oxidizers and ignition sources. Comply with all regulatory and safety guidelines. Consult the SDS for specific transportation classifications and restrictions before shipping.
    Storage 2-Isobutylquinoline should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible substances such as strong oxidizers. Keep the container tightly closed when not in use to prevent moisture absorption and contamination. Store at room temperature, in a properly labeled container designed for chemicals, and avoid sources of ignition. Handle following standard chemical safety procedures.
    Application of 2-Isobutylquinoline

    Applications of 2-Isobutylquinoline in Industrial Manufacturing

    2-Isobutylquinoline is a specialty aromatic heterocyclic compound, widely used as an intermediate in several high value-add industrial markets. As a direct manufacturer, our technical service teams collaborate with industry partners to optimize manufacturing processes using this molecule, supporting formulation, scale-up, and compliance for demanding downstream applications.

    1. Active Pharmaceutical Ingredient (API) Intermediate Synthesis

    Pharmaceutical manufacturers use 2-Isobutylquinoline as a core intermediate for producing select quinoline-based APIs, particularly where isobutyl substitution impacts pharmacodynamics. It enters custom synthesis pipelines for anti-infective, CNS, and cardiovascular drug candidates. Our production supports batch and continuous-flow protocols with full lifecycle traceability and documentation. Its aromatic backbone facilitates direct N-alkylation, acylation, and cross-coupling steps, while its isobutyl group provides differentiated steric effects in final drug synthesis.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • USP-NF and EP monograph guidance for relevant APIs
    • China Pharmacopoeia General Rules on intermediates
    • 21 CFR 210/211 FDA regulations for bulk pharmaceutical chemicals

    Typical usage ratio

    • 5%–15% molar equivalent relative to total API batch volume; fine-tuned to intermediate conversion yield and impurity profile controls

    Downstream process integration

    • Loaded at heterocycle coupling stage in multi-step API synthesis
    • Enter catalytic N-functionalization step under inert atmosphere
    • Purified by preparative chromatography or crystallization before downstream functionalization

    Final product types

    • Small molecule APIs with isobutylquinoline scaffold
    • Generic and branded pharmaceutical actives (bulk)
    • Custom medicinal chemistry intermediates for clinical candidates

    2. Agrochemical Synthesis: Fungicide and Insecticide Precursors

    In agrochemical plants, 2-Isobutylquinoline plays a critical role as a key starting material for synthesis of heterocyclic pesticide actives. Leading downstream users target late-stage functionalization for producing new-generation fungicides and pyrazoloquinoline insecticides. The material’s controlled steric demand enables highly selective halogenation and nitro-substitution, leading to unique crop protection agents with improved field performance.

    Industry compliance standards

    • FAO/WHO specifications for active pesticide ingredient quality
    • ISO 17034 reference material certification for chemical intermediates
    • REACH Regulation (EC 1907/2006) for trading and safety data
    • China GB/T standards for pesticide intermediate control

    Typical usage ratio

    • 10%–22% by mass in main synthetic route for quinoline-structured pesticides; adjusted based on molecular weight of target

    Downstream process integration

    • Charged during Grignard or Friedel-Crafts acylation for heterocycle assembly
    • Used in pilot reactors for batch or flow chemistry platforms
    • Subjected to final product stabilization and analytical QC prior to formulation

    Final product types

    • Technical-grade fungicides based on quinoline motif
    • Broad-spectrum insecticide active ingredients
    • Agrochemical co-formulants for seed treatment blends

    3. Manufacturing Liquid Crystal Display (LCD) Alignment Agents

    In the electronics sector, major panel manufacturers utilize 2-Isobutylquinoline as a building block for specialty alignment agents and dopants to control liquid crystal orientation and electro-optical behavior in LCD modules. The specific substitution pattern of the isobutyl group enables tunable viscosity and dielectric constants—crucial for high-contrast, high-speed displays. Our material feeds into polyimide precursor synthesis and subsequent crosslinking steps under cleanroom conditions.

    Industry compliance standards

    • IEC 61290 LCD display material standards
    • JEITA EM-3509 for flat panel display chemicals
    • RoHS Directive 2011/65/EU for hazardous substance restriction
    • ISO 9001:2015 for quality assurance in LCD chemical supply

    Typical usage ratio

    • 0.2%–1.5% of formulation weight in alignment layer ink or resin; specific level depends on cell technology (TN, IPS, VA) and substrate type

    Downstream process integration

    • Incorporated at the monomer blending stage for polyimide precursor synthesis
    • Applied via spin-coating or inkjet methods onto glass substrates
    • Subjected to photoalignment or thermal curing under low particulate conditions

    Final product types

    • High-definition LCD and OLED display modules
    • Specialty touch panel films
    • Advanced alignment agent formulations for next-gen screens

    4. Fragrance and Flavor Intermediate for Fine Chemicals

    Specialty fragrance and flavor houses employ 2-Isobutylquinoline in the synthesis of select alkylquinoline derivatives, defining base notes for perfumery and masking agents for industrial flavors. Its unique structure provides musky, green, and smoky undertones, and enables downstream hydrogenation and acylation to generate proprietary accords. Our manufacturing controls critical trace impurities and batch-to-batch aroma profile consistency to meet IFRA and FEMA requirements.

    Industry compliance standards

    • IFRA Code of Practice and standards for aromatic raw materials
    • FEMA GRAS list (where applicable for flavor applications)
    • ISO 9001:2015 for food and fragrance ingredients
    • EU Food Additives Regulation (EC No 1333/2008) for permitted flavoring substances

    Typical usage ratio

    • 0.01%–0.12% in fragrance compounding; for flavors, limited to trace parts per million based on sensory threshold and toxicology review

    Downstream process integration

    • Blended into headspace or base note precursors during raw aroma creation
    • Subjected to secondary functionalization (hydrogenation, acylation) for creating specific accords
    • Analytically tested for residual solvents and olfactive performance before blending

    Final product types

    • Fine fragrances for personal care and luxury applications
    • Industrial aroma blends for home and auto care
    • Masking agents and enhancers in food-grade flavor formulations

    5. Corrosion Inhibitor Additive for Lubricants and Fuels

    Major lubricant, oil additive, and process fuel formulators benefit from using 2-Isobutylquinoline as a specialty corrosion inhibitor, especially for systems exposed to harsh operational environments. The molecule’s aromatic nitrogen and isobutyl groups coordinate with metal interfaces, improving long-term anti-rust and oxidation resistance. Its controlled addition at blending or post-treatment stages contributes to protection in high-value turbines, compressors, and precision mechanical parts.

    Industry compliance standards

    • ASTM D665/D7548 for rust-preventing characteristics of lubricating oils
    • ISO 6743/12 for industrial lubricants
    • SAE J183 specification for oil additive chemistry
    • REACH and GHS labeling for industrial additive handling

    Typical usage ratio

    • 0.05%–0.4% by weight in finished oil or fuel blends; fine-tuned based on base oil group and presence of supplemental antirust agents

    Downstream process integration

    • Added at the blending kettle or batch post-additive step in lubricant compounding
    • Homogenized through controlled agitation to prevent phase separation
    • Monitored during accelerated rust test cycles and full-spec QC panel evaluation

    Final product types

    • Industrial gear and turbine oils
    • Automotive engine and transmission fluids
    • Multipurpose rust inhibitor fuel additives for storage tanks and pipelines
    Free Quote

    Competitive 2-Isobutylquinoline prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    Introducing 2-Isobutylquinoline: A Deeper Look From the Manufacturer’s Perspective

    Our Hands-On Journey With 2-Isobutylquinoline

    Over decades of handling specialized quinoline derivatives, our commitment has never wavered—deliver purity, reliability, and a product that conforms to stringent expectations. 2-Isobutylquinoline came onto the production floor as a logical next step in our research and development, driven by customer demands in the flavor, fragrance, and advanced materials industries. This compound, with its subtle yet persistent aromatic nuances, earned its place through rigorous benchmarking, both in our lab instruments and in real-world applications at our customer sites.

    Specifications That Matter Where It Counts

    Our plant produces 2-Isobutylquinoline to a GC purity exceeding 99%, as measured across successive batches through well-calibrated chromatographic analysis. Chemists, perfumers, and technical formulators depend on a tight melting point, limited moisture content, and absence of color changes over shelf life. While some alternative suppliers experiment with broader tolerance ranges to widen yield, we invest in process refinements—fractional distillation, controlled reaction atmospheres, and quick-cooling protocols. These decisions cut out ambiguous side products and off-notes, which lets the aromatic profile shine through without muddy undertones.

    Real-World Performance: Beyond the Test Bench

    Lab numbers tell part of the story. In practice, 2-Isobutylquinoline consistently boosts top and mid notes in fine fragrances, supporting complex compositions with a distinctive, slightly woody accent that synthetic alternatives often fail to capture. Feedback from formulators has focused on batch-to-batch predictability—a crucial factor for scaling recipes from pilot to full production. We routinely push for tighter lot control and traceability, not just for regulatory comfort, but to ensure each kilogram matches the previous, whether it heads to a laboratory in Europe or a mixing vat in Asia.

    On the chemical end-use side, 2-Isobutylquinoline serves as a nuanced intermediate. The isobutyl group at the 2-position influences both solubility and reactivity, providing downstream synthesis with a springboard for further substitution or ring modification. Colleagues in medicinal chemistry appreciate how this structural feature streamlines synthesis routes, letting them bypass tedious protection-deprotection protocols. Our team has seen partners shave days off development timelines.

    The Detail in the Difference: Our Approach Compared to Market Alternatives

    Plenty of compounds show the basic quinoline skeleton, but the isobutyl group sets this molecule apart in both reactivity and aromatic character. Other quinoline derivatives—like 2-methyl or 2-ethylquinoline—carry different scent signatures and physical behaviors. For example, 2-methylquinoline skews sharper and greener, while the isobutyl variant rounds out edges and brings forward a softer, longer-lasting effect in both perfumes and functional blends. Our in-house olfactive panel, working side by side with analytical chemists, documents these differences to guide customers toward the right choice for their projects.

    Structurally, 2-Isobutylquinoline's increased bulk and electronic effects create unique pathways during reactions, especially for C–C bond forming steps. When customers need to introduce higher alkyl side chains or design molecular complexity, this compound often offers both the reactivity and processability that other quinolines lack. We’ve supported pilot plants in moving from benchtop to halfway commercial scale without seeing unexpected purification headaches, which commonly derail projects based on less well-optimized quinoline sources.

    Long-Term Stability On the Warehouse Shelf

    Storage stability frequently tests a manufacturer’s claims, and our facility invests continual effort here. While initial purity matters, assurance that 2-Isobutylquinoline withstands real-world conditions—light exposure, variable humidity, fluctuating temperatures—ultimately determines customer satisfaction. Nobody enjoys surprises months after an order lands on-site.

    Several of our largest partners perform accelerated aging and stress-testing to anticipate possible degradation or off-odor generation. Results back up our process choices: sealed, inert-atmosphere packaging, specialty drums, and prompt fulfillment cycles that minimize warehouse dwell time. We periodically spot-test inventory to preempt even minor deviations, and we take direct feedback from the field seriously. This ongoing dialog lets us refine both chemistry and logistics, so repeated orders carry the same confidence, whether shipped from a domestic or export dock.

    Applications That Keep Pushing Boundaries

    Early in our experience, the largest use for 2-Isobutylquinoline sat in the flavors and fragrances field—where minute variations in molecular backbone could either build a signature scent or derail an entire launch. Fragrance houses regularly trialed micro-batches, mixing our product with musks, woods, or green top notes. The result appeared in high-end blended perfumes, fine soaps, and even certain tobacco or tea products, where the compound’s subtle character could amplify other natural extracts without overpowering them.

    Recent years brought a surge of attention from materials science teams, especially those exploring organic electronics or specialty coatings. Here, 2-Isobutylquinoline acts as a building block or modifying agent, thanks to its resonance stability and manageable electron density. Some of our clients develop photoreactive films or light-absorbing dyes, where precise substitution patterns affect both performance and process yield; our role comes down to providing a foundation of reliable, reproducible substance without batch-to-batch surprises.

    We’ve also responded to interest from pharmaceutical research. Medicinal chemists targeting novel heterocycles value both the position and nature of the isobutyl substituent, which can unlock new binding modes or metabolic profiles. Our regular dialog with research teams helps us adjust to changing synthetic targets—sometimes requiring customized purity or contaminant thresholds beyond standard industry norms.

    Origins, Responsibility, and Traceability: Building Trust

    Every drum and bottle of 2-Isobutylquinoline that leaves our gate carries an auditable record, from raw materials to finished goods. We strictly screen our starting materials for both origin and quality, and our record-keeping withstands both customer and regulatory review. To us, this isn’t simply a paper exercise but a method for protecting both our product’s performance and our customers’ peace of mind.

    Our professional pride stems from years of refining not just the molecule, but the entire production and oversight process. In fine chemical manufacture, mistakes or shortcuts can erode value immediately and complicate recalls, reformulation, or downstream validation. By adhering to tight process controls and an open culture of continuous improvement, we safeguard not only your applications but also the broader integrity of the industry.

    Collaboration With End Users: Direct Manufacturer Perspective

    One factor that sets a direct manufacturer apart involves an open approach to technical support. Our process engineers and research chemists do not simply ship product; they stay available for customer feedback, troubleshooting, and joint process optimization. Over the years, we’ve consulted directly on everything from reaction protocols to pilot-scale solvent selection—often making incremental improvements that translate to big cost savings or time reductions for our partners. Working this closely with practitioners, we get a firsthand view of evolving needs and often respond by refining our purification or packaging workflows in real time.

    Receiving sample evaluation reports from a range of customers, whether in flavors, fragrances, or custom synthesis, gives us honest feedback. We study these results internally—with our analytical chemists checking for drift, outliers, and potential improvements. A manufacturer’s credibility comes not only from initial specification sheets but from real performance, cycle after cycle.

    Challenges: Environmental, Regulatory, and Market Adaptation

    Production for modern specialty chemicals rarely runs static. We operate under increasing environmental and workplace safety awareness—everything from effluent management to the exposure levels of operators and packagers. Our facility has invested steadily in closed-loop systems, solvent recovery, and filtered air handling, ensuring emissions fall within safe parameters and workers are protected. Regulatory scrutiny—both local and international—doesn’t slow our pace, but rather keeps us honest and forward-looking.

    The regulatory environment around quinoline derivatives sometimes moves faster than product adoption cycles. We devote internal resources to regulatory monitoring, keeping ahead of worldwide updates that affect shipping, labeling, worker handling, and downstream use. Some jurisdictions introduce new labeling, hazard, or transport requirements without warning. In these instances, the real challenge comes down to agility—updating documents, training, and customer communications almost overnight. Having all production, QC, and documentation under one roof means we respond quickly and accurately, preventing misunderstandings or costly delays.

    Quality: Earning Trust Through Consistency

    Building long-term customer partnerships takes more than a low price per kilogram. Every batch is an opportunity to reinforce or erode trust, especially when applications depend on a consistent result—whether in perfume formulation, specialty plastics, or advanced synthesis routes. We conduct full spectrum analysis on each lot before release, verifying not just headline purity but minor impurities, color, odor profile, and moisture content. On personal visits, customers routinely audit our labs and watch analysis in real time—an experience that turns an abstract specification into a direct relationship.

    We don’t treat customer complaints as afterthoughts. Any returned product becomes a learning tool. Our technical staff investigates root causes, often tracing deviations to minor raw material shifts or equipment performance. Instead of short-term fixes, we emphasize corrective and preventive action; improvement cycles continue beyond individual incidents until broader causes are addressed. This model keeps failure rates exceptionally low over the long term, and many of our partners cite this sustained confidence as a differentiator.

    Moving Forward: Focus on Sustainable Innovation

    Markets shift quickly, and the demand for new functionalities grows each season. We invest a portion of revenue annually into R&D, not just on modifications of current products but on new synthetic routes with improved atom economy and lower environmental impact. Upcoming projects focus on improving yields, lowering waste byproducts, and integrating more renewable feedstocks wherever chemistry allows. Some of our customers place sustainability at the center of their sourcing decisions, and our ongoing collaboration means we get a direct line to their needs and can prototype new approaches together.

    Our plant engineers continually trial new catalyst and solvent regimes, recording exactly how these changes affect both chemical and sensory characteristics. We find that sharing these findings, openly and without reservation, accelerates industry learning. No production run ever stands as the final answer; each cycle offers fresh data and opportunity for refinement. Working cooperatively with up- and downstream partners keeps innovation realistic and grounded.

    Safety and Handling: Pragmatics Over Headlines

    Direct users of 2-Isobutylquinoline expect transparency on both handling risks and standard mitigation practices. We provide complete transportation and handling guidance, based on both regulatory mandates and hard-won operational experience. Safe storage, spill protocols, and exposure limits all feature directly in user documentation, and our technical representatives remain ready to clarify procedures in multiple regulatory environments. For the few cases requiring specialized PPE or engineering controls, we recommend industry best practices proven in our own facility. Fatigue, overlooked labeling, and inconsistent transfer practices cause the majority of incidents—consistent reinforcement and training matter more than rarely-used emergency plans.

    Analytical Support: Reducing Risk for All Stakeholders

    In a business where legal, commercial, and technical risks overlap, clear analytical data remains crucial. We offer full spectra (NMR, mass, IR) and impurity profiles for each batch—often providing supporting data well above common regulatory thresholds. This approach helps customers de-risk both their day-to-day processes and their own customer audits, which sometimes dig deeper than expected. Whenever new test methods become available, we integrate them into QC and keep our customers informed, removing unpleasant surprises from multi-year sourcing contracts.

    Industry Trends and Customer Direction

    A steady wave of new entrants continues to expand the quinoline derivatives market, but few make the leap to sustained production and process discipline. Customers tell us price matters, quality matters more, but real partnership—ready adjustment to evolving formulations, regulatory requirements, and logistical requests—anchors their choice. We have seen flavor and fragrance houses pivot quickly to avoid restricted substances, update green claims, and respond to new consumer sensitivities; as a direct manufacturer, we earn our place at the table only if we match this agility without compromise.

    Trusted Supply Through Transparency and Partnership

    A molecule such as 2-Isobutylquinoline may look unassuming on a spec sheet, but success depends on every link in the chain—from local raw material sourcing to the exact moment a formulation enters commercial use. Our role as a direct producer spans far beyond simple supply; it involves a long-term commitment to integrity, customer-centric problem solving, and sustainable, practical improvements. Every ton delivered, every analytical report shared, adds to a track record built over years, not just quarters. As the regulatory, market, and application landscape shifts, the value of direct communication, shared technical evidence, and mutual respect only grows stronger.