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1-Chloro-4-Fluoro-2-Iodobenzene

    • Product Name 1-Chloro-4-Fluoro-2-Iodobenzene
    • Alias 4-Chloro-3-fluoroiodobenzene
    • Einecs 630-509-7
    • 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

    709960

    Productname 1-Chloro-4-Fluoro-2-Iodobenzene
    Molecularformula C6H3ClFI
    Molecularweight 256.45 g/mol
    Casnumber 57381-19-6
    Appearance Colorless to pale yellow liquid
    Boilingpoint 223-225 °C
    Density 2.04 g/cm³
    Refractiveindex 1.603
    Purity Typically ≥98%
    Solubility Insoluble in water
    Smiles ClC1=CC=C(F)C=CI1

    As an accredited 1-Chloro-4-Fluoro-2-Iodobenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle containing 25 grams of 1-Chloro-4-Fluoro-2-Iodobenzene, sealed with a secure cap and labeled for laboratory use.
    Shipping 1-Chloro-4-Fluoro-2-Iodobenzene is shipped in tightly sealed containers under cool, dry conditions. It is classed as a hazardous material and must be packaged and labeled in accordance with UN and IATA/IMDG regulations. Appropriate documentation and safety data sheets accompany all shipments to ensure compliance and safe handling during transport.
    Storage 1-Chloro-4-Fluoro-2-Iodobenzene should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and incompatible substances such as strong oxidizers. Keep it away from moisture and store at room temperature or as specified by the manufacturer. Proper labeling and secondary containment are recommended to prevent leaks or accidental exposure.
    Application of 1-Chloro-4-Fluoro-2-Iodobenzene

    Applications of 1-Chloro-4-Fluoro-2-Iodobenzene in Industrial Manufacturing

    As a manufacturer specializing in precision halogenated aromatics, we supply 1-Chloro-4-Fluoro-2-Iodobenzene to downstream industries with advanced formulation, regulatory, and process knowledge. The following industrial segments demonstrate where this material plays a critical role in specialty synthesis, showing distinct regulatory and operational requirements.

    1. Pharmaceutical Intermediate Synthesis

    Major pharmaceutical companies use this raw material as a halide building block for the preparation of targeted heterocyclic scaffolds and API intermediates, particularly in the oncology and anti-viral therapeutic segment, where substitution patterns influence receptor selectivity and metabolic stability. Highly selective cross-coupling reactions require stringent process controls for impurity profiles and elemental iodine management, especially under regulatory scrutiny for GMP-compliant manufacturing.

    Industry compliance standards

    • International Council for Harmonisation (ICH Q7) for API starting materials
    • Current Good Manufacturing Practices (cGMP) as per US FDA CFR 21 Parts 210 & 211
    • European Pharmacopoeia monograph 2.6.13 (Elemental impurities)
    • REACH regulation—substance registration and toxicological documentation

    Typical usage ratio

    • 0.5–2.5% by mass in target Suzuki or Buchwald–Hartwig coupling routes (adjusted according to desired fluorination or iodination density of the API core)

    Downstream process integration

    • Introduced during Stage 2-4 of multi-step synthesis as an aryl halide substrate; conversion via palladium-catalyzed C–C or C–N coupling; residual content controlled under downstream purification (e.g. crystallization, chromatography)

    Final product types

    • Pharmaceutical API intermediates (e.g., halogenated aniline derivatives, pyridine or pyrimidine-based targets)
    • Small molecule kinase inhibitors
    • Fluorinated benzene derivatives for further functionalization

    2. Agrochemical Active Ingredient Production

    Formulators in the crop protection segment utilize this halogenated benzene as a critical intermediate for stepwise synthesis of fluorinated and iodinated phenyl-based pesticides and fungicides. Its specific ring substitution facilitates unique electronic and steric effects, which are essential for developing new chemical entities with improved bioactivity and regulatory acceptability in agriculture.

    Industry compliance standards

    • FAO/WHO Guidelines on pesticide specification and quality control
    • ISO 9001:2015 process control for agrochemical intermediates
    • Globally Harmonized System (GHS) labeling for hazardous chemical management
    • OECD Principles of Good Laboratory Practice (GLP; for residue and toxicity documentation)

    Typical usage ratio

    • 1.0–4.0% by weight in proprietary multi-step syntheses; actual ratio set by the number of additional aromatic substitution steps required downstream

    Downstream process integration

    • Charged in the aromatic halogenation or alkylation stage; processed through catalytic coupling and selective fluorination; followed by extraction and flash column purification prior to formulation blending

    Final product types

    • Precursor to fluorinated aniline pesticides
    • Halogenated diaryl ether fungicides
    • Active ingredient blocks for custom insecticide libraries

    3. Electronic Chemicals for OLED and Liquid Crystal Precursors

    Specialty electronics manufacturers apply this compound as a functional aromatic unit in the design of advanced liquid crystal molecules and organic semiconductors, supporting exacting requirements for purity, isomer specificity, and trace halide control. Its unique halogen pattern contributes to electronic property modulation vital for high-performance displays and circuit applications.

    Industry compliance standards

    • IPC-5704 standard for purity and ionic contamination limits in electronic chemicals
    • RoHS Directive (2011/65/EU) restrictions on hazardous halides in electronic devices
    • ISO 9001:2015 (Quality management system for specialty chemicals)
    • JEDEC JESD30 (packaging and material compatibility)

    Typical usage ratio

    • 0.2–1.5% in the polymer backbone preparation or side-chain modification steps, based on target molecular weight of LCs or OLED emitting layers

    Downstream process integration

    • Fed into Grignard coupling, nucleophilic aromatic substitution, or Sonogashira reactions for backbone modification; rigorous purification to sub-ppm metal and halide residues

    Final product types

    • Liquid crystal monomers for FPDs
    • OLED emitter/intermediate layers
    • Specialty aryl compounds for organic transistors and flexible electronic films

    4. Fine Chemical Intermediates for Dye and Pigment Manufacturing

    Producers of advanced colorants and performance pigments employ this aromatic halide as a targeted intermediate for synthesizing specialty azo and anthraquinone dyes, where ring substitution enables novel chromophores and enhanced fastness. Its controlled reactivity profile provides the selectivity required for color tuning and batch-to-batch reproducibility under high-volume fine chemical processing.

    Industry compliance standards

    • EN 71-3 Safety of toys (colorant migration limit for heavy halogens)
    • ISO 9001:2015 for pigment and dye process manufacturing
    • REACH Annex XVII (use restrictions for aromatic amines and halogenated solvents)
    • DIN 53316 (determination of color fastness in plastics)

    Typical usage ratio

    • 0.8–3.0% relative to total dye batch weight; optimized per halogen density specified by the chromophore structure and desired spectral shift

    Downstream process integration

    • Introduced during precursor stage for azo/anthraquinone framework synthesis; processed by diazotization or coupling, followed by crystallization and grinding prior to post-treatment

    Final product types

    • Solvent- and pigment-grade specialty dyes (e.g., for high-performance inks)
    • Halogenated azo and anthraquinone colorants for plastics, textiles, and coatings
    • Color-stable masterbatch additives

    5. Specialty Polymerization Initiator Synthesis

    Raw materials based on this compound enable downstream manufacturers to create tailored organoiodine-based initiators employed in living radical and atom transfer polymerization (ATRP) processes. The halogen pattern imparts precise control over polymer chain initiation, termination, and overall molecular architecture for high-end elastomers and block copolymers.

    Industry compliance standards

    • ISO 14001:2015 (Environmental management for polymer production)
    • ASTM D629 (general organic polymer intermediate quality)
    • REACH registration compliance for monomers and initiators
    • ICH Q3D (if used for pharmaceutical-grade polymers)

    Typical usage ratio

    • 0.1–0.7% as a functional initiator relative to total monomer content; adjusted based on desired polymer molecular weight range and halogen end-group requirements

    Downstream process integration

    • Serves as the initiator feed at the polymerization setup stage; participates in atom or radical transfer for controlled growth kinetics; removed or deactivated at polymer purification

    Final product types

    • Block copolymers for medical devices
    • Specialty elastomers for technical seals and engineered parts
    • Well-defined chain-end polymers for advanced adhesives
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    Certification & Compliance
    More Introduction

    Introducing 1-Chloro-4-Fluoro-2-Iodobenzene: A Specialty Halogenated Building Block

    Deep Roots: Experience Shaping Each Batch

    Day in and day out, we handle the complexities of aromatic halogenation, especially for products like 1-Chloro-4-Fluoro-2-Iodobenzene. Crafting this compound requires reliable sources of halogenating reagents and highly controlled reaction suites. Consistency matters to us, because subtle variations can throw off downstream chemistry for anyone relying on this intermediate. The model we supply meets the demanding quality expectations of our partners in the fields of pharmaceuticals, crop protection, and materials science.

    Exact Composition: No Guesswork

    1-Chloro-4-Fluoro-2-Iodobenzene represents a tightly regulated ratio of substitutions on a benzene ring. Precise control over reagents, reaction temperature, and purification allows us to consistently deliver material with high assay and minimal trace contaminants. Our own process validation procedures focus on yields and byproduct profiles, aiming to deliver what we ourselves would expect if we were in the chemist’s seat at the next step. Over the past decade, our teams have refined this process so that product lots clock assay values that regularly meet or exceed 98%. Routine checks screen for water, acid, and heavy metal content, reflecting our commitment to purity.

    Structure that Delivers Versatility

    The combination of chlorine, fluorine, and iodine on a single aromatic ring creates opportunities for targeted reactivity. The ortho-iodo group is a favorite for palladium-catalyzed coupling steps, while the para-fluoro and meta-chloro groups both steer reactivity and influence physical properties. Our synthetic routes and quality assurance standards directly reflect the feedback we gather from users in discovery and scale-up settings. As manufacturers, we don’t just ship product—our teams observe how structural placement of substituents impacts selectivity, yield, and byproduct formation in real-world settings.

    Comparing to Other Halogenated Aromatics

    We see plenty of halogenated benzenes pass through our reactors. Each compound brings a different set of challenges, whether it’s an issue of selectivity, safety, or downstream compatibility. Compared to basic dihalobenzenes, 1-Chloro-4-Fluoro-2-Iodobenzene offers more flexibility at the iodo site, which often acts as a handle for Suzuki or Sonogashira coupling. It’s less volatile than the trihalogenated analogs, a fact that makes handling easier at the charging and dispensing step. Unlike some of the denser chlorinated products, it flows better at room temperature, which helps with transfers in both kilo lab and pilot plant scales.

    The Manufacturing Difference: From Bench to Bulk

    Our shop floor constantly engages with process improvement and scale-up questions. In-house teams trial new purification resins and monitor for micro-impurities using the latest analytical tools. This isn’t just about box-ticking; any impurity from upstream uses can jeopardize catalyst activity or create colored byproducts in sensitive pharmaceutical routes. Having our own analytical capacity on-site also means we can respond rapidly to production queries from our customers, rather than waiting on outside labs or consultants.

    Regulatory and Reliability Commitments

    We take care to meet requirements beyond what’s strictly necessary for basic commerce. That means tracing raw materials back to origin, maintaining documented batch records, and archiving samples. Experience in this sector has taught us the importance of audit readiness—not just for our own peace of mind but to ensure uninterrupted supply chain flow for users who report to international authorities. There isn’t room for gaps or shortcuts when a single contaminated drum can halt a month’s worth of downstream production.

    Responding to Industry Trends

    Nothing stands still in the world of fine and specialty chemicals. Over time, we’ve watched the shift toward greener chemistry and increased regulatory scrutiny. Sourcing the best available raw materials became more challenging as certain halogenating agents were phased out or tightened under local regulations. We responded by qualifying suppliers in advance and setting up on-site waste capture, making sure none of the old habits linger in our protocols. When regulations changed, we had already adapted, saving our partners both time and compliance headaches.

    Role in Synthesis: Driven by Industry Demand

    The real value of 1-Chloro-4-Fluoro-2-Iodobenzene shows up in the labs and production lines that put it to use. Our team spends time working alongside formulators and process chemists to better understand emerging uses. This compound enters reactions that lead to advanced pharmaceutical candidates, specialty agrochemicals, and functional materials in electronics. Each cycle reinforces the key insight: traceability, purity, and predictable supply trump theoretical cost savings from off-spec or generic material. Many customers report that switching to consistent lots from our line slashes troubleshooting time in half.

    Supporting Creative Chemistry

    1-Chloro-4-Fluoro-2-Iodobenzene often shows up in medicinal chemistry laboratories working to novel small molecules, especially those intended to harness the unique electronic effects brought by multiple halogens. Experts choose it when a synthetic intermediate demands aryl halide functionality, especially for regiospecific coupling. The utility extends to structure-activity relationship studies, where site-selective modification matters far more than price per kilo. Our experience says that the practical details—predictable melting, reliable supply dates, and stable assay—matter more to serious researchers than marketing claims.

    Process Safety Insights

    We know first-hand that working at scale with halogenated aromatics brings unique hazards. Chlorinating and fluorinating agents are unforgiving. Every operator and process chemist here trains on ventilation, secondary containment, and leak detection. Our lessons learned have translated to process upgrades, such as closed transfer lines and continuous monitoring for halide off-gas. We invest in redundant safety barriers because we have seen what one minor process upset can do, not just in terms of downtime, but in the safety of the people on the line.

    Bridging R&D and Commercial Needs

    Whenever a customer says they are scaling up a new reaction, we encourage direct feedback on batch-to-batch performance. Chemists working with this compound value our willingness to customize. In practice, this means adjusting particle size, packaging volume, or even label detail. Many of these refinements start with bench chemists who ask for a test lot slightly above standard spec, then grow to broader availability after trial feedback shows real benefit to process yield or throughput. These refinements only happen at a manufacturer who listens.

    Environmental Considerations

    The world around us expects producers to think ahead about what enters and leaves the plant. Our site collects waste halide byproducts using wet scrubbers and recycles where feasible, not just according to minimum regulations, but from a sense of responsibility. Scrutiny of environmental emissions has led some customers to seek detailed information on waste profiles and containment, especially those with downstream exposure to European and North American EHS audits. Because we operate our own site, transparency comes easily.

    Sustainable Packaging

    Bulk chemicals often get overlooked in discussions of packaging waste, but experience in logistics has shown us that secondary packaging can make a difference when shipping halogenated organics. We switched to recyclable liners and high-integrity drums after feedback pinpointed leakage as a recurring worry. Our in-house logistics team regularly tests packaging for compatibility and resilience under various temperatures and shipping durations. Real improvements arise when production and logistics maintain direct dialogue, rather than treating packaging as an afterthought.

    Real World Stories: Meeting Challenges Together

    A multinational partner encountered yield drops due to unidentified trace halides during an API intermediate synthesis. After sampling both our stock and a competitor’s, their analytical chemists demonstrated reduced unwanted reactivity with our material, saving weeks of rework. Another long-term customer shared that consistent melting points simplified their downstream handling protocols, speeding up their automation. We take pride in such stories, recognizing that every batch leaving our warehouse carries expectations shaped by hundreds of procedures and years of know-how.

    Addressing Supply Chain Uncertainties

    Recent disruptions gave us a front-row seat to the vulnerabilities inherent in global material flows. Border closures, container shortages, and force majeure events all hit just-in-time suppliers hardest. Our approach is guided by a respect for inventory management and a willingness to keep buffer stock, even in lean operating conditions. Relationships with trusted raw materials vendors run decades deep, built around regular audits, mutual transparency, and collaborative problem solving.

    Continuous Learning, Continuous Adaptation

    Our teams seek out feedback, whether it comes from a bench chemist scaling up a hundred grams or a plant manager planning for multi-ton campaigns. The culture here rewards creative solutions born from collaboration, not just between sales and production, but across every link in the supply, operations, and research chain. We document every process improvement and build it into our site training, so experience multiplies rather than walking out the door with one generation of staff.

    Custom Synthesis: Beyond the Catalogue

    Requests for structural analogs often reach us, sometimes with urgent project timelines. Having in-house capability to tweak substitution patterns, alter purification routes, or test novel functional group interchanges gives us an edge. Our teams can take 1-Chloro-4-Fluoro-2-Iodobenzene as a platform, exploring shifts to positions or halogens that unlock new chemical space. Speed matters in this domain, and our bench-to-kilo lab transitions often play a decisive role during contract research collaborations. We understand that each project can bring unexpected hurdles; it pays to draw on real manufacturing experience rather than theoretical possibilities.

    Value of Traceability

    Any experienced process chemist knows the pain of unidentified off-spec events. One source of confidence in our material comes from full traceability on every lot, back to raw materials and process batch. Engineered redundancy in our record keeping makes regulatory reporting and client troubleshooting far less painful. Several recent audits highlighted the value of this system, with partners noting reduced turnaround time when chasing certificate or batch history.

    Technical Support by Skilled Practitioners

    Our technical support goes beyond reading off a spec sheet. Many of our support staff come out of the same labs our customers run. That’s why they understand the underlying reactivity, the pain points inherent in handling halogenated aromatics, and the subtle batch effects that can arise during scale-up. Prompt response, transparency about possible outliers, and access to real documentation builds trust. We’ve hosted plant visits for customer technical teams, demonstrating not just current batch quality but continuous improvement efforts in work.

    Recognizing Gaps, Seeking Solutions

    We don’t pretend 1-Chloro-4-Fluoro-2-Iodobenzene fits every possible purpose. Some advanced catalysts require even higher purity, and tailored specifications exist for high-performance electronics. Our plant engages in dialogue with customers who run into edge-case limitations, incorporating improvements where feasible. For particular research applications, our chemists can offer advice based on first-hand trial results of modified processes, pointing out likely challenges and practical fixes.

    Looking Ahead: Investing in Capabilities

    It takes foresight to keep up with changing market and regulatory demands. Every year brings a new set of performance requirements or analytical expectations. We’ve invested in in-line process monitoring and added new screening tools that detect sub-ppm levels of ions and residual solvents. These upgrades translate into shorter lead times for validated lots, and faster responses to custom specification requests. We review customer project uploads for recurring issues, treating process improvement as an active part of the manufacturing cycle rather than a post-hoc fix.

    Contributing to Safer and More Effective Chemistry

    We believe that accessible, well-characterized building blocks like 1-Chloro-4-Fluoro-2-Iodobenzene put power directly into the hands of scientists driving new advances. By delivering material with consistent quality, clear labeling, and technical transparency, we aim to cut frustration and speed innovation for each user. Our role goes far beyond factory gates; it touches the full arc of research, scale-up, production, and even final application.

    Our Commitment to Our Partners

    We take pride in every shipment, knowing that our own standards and hard-earned experience back each drum and package. Manufacturing halogenated aromatics at scale depends on skilled people, evolved processes, and a culture of respect for both technical detail and practical feedback. As the landscape shifts, we stay open to learning, investing, and responding with solutions grounded in hands-on plant experience. 1-Chloro-4-Fluoro-2-Iodobenzene stands as a reflection of this philosophy: a product that connects knowledge, reliability, and innovation from our plant floor to your next synthesis.