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2,6-Dibromo-4-Isopropylaniline

    • Product Name 2,6-Dibromo-4-Isopropylaniline
    • Alias 2,6-Dibromo-4-(propan-2-yl)aniline
    • Einecs 238-243-2
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    552375

    Cas Number 170784-09-9
    Molecular Formula C9H11Br2N
    Molecular Weight 309.00
    Iupac Name 2,6-dibromo-4-(propan-2-yl)aniline
    Appearance Off-white to pale yellow solid
    Melting Point 79-83°C
    Solubility Slightly soluble in organic solvents; insoluble in water
    Purity Typically ≥98%
    Smiles CC(C)c1cc(Br)cc(Br)c1N
    Inchi InChI=1S/C9H11Br2N/c1-5(2)6-3-7(10)9(12)8(11)4-6/h3-5H,12H2,1-2H3
    Synonyms 2,6-Dibromo-4-isopropylbenzenamine
    Storage Temperature Store at 2-8°C

    As an accredited 2,6-Dibromo-4-Isopropylaniline 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 2,6-Dibromo-4-Isopropylaniline, sealed with a screw cap and labeled with safety information.
    Shipping **Shipping Description for 2,6-Dibromo-4-Isopropylaniline:** This chemical should be shipped in tightly sealed containers, protected from moisture and light. It must comply with local, national, and international regulations for hazardous materials. Appropriate labeling, documentation, and use of secondary containment are required. Handle with gloves and store in a cool, well-ventilated area during transit.
    Storage 2,6-Dibromo-4-Isopropylaniline should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. Keep the container tightly closed and clearly labeled. Store separately from oxidizing agents, acids, and strong bases. Use appropriate chemical storage cabinets, and ensure access to safety data sheets and emergency equipment in the storage area.
    Application of 2,6-Dibromo-4-Isopropylaniline

    Applications of 2,6-Dibromo-4-Isopropylaniline in Industrial Manufacturing

    2,6-Dibromo-4-Isopropylaniline, produced in compliance with advanced industrial standards, plays a crucial role as a specialty intermediate across several mature chemical manufacturing industries. Our extensive experience supporting formulation, batch consistency, and regulatory documentation allows downstream partners to integrate this material into precise, highly regulated production lines where traceability and performance are critical. Below we detail major industrial application scenarios verified by actual market data and customer process specifications.

    1. Agrochemical Active Ingredient Synthesis

    As a core halogenated aniline intermediate, this compound is frequently used by agrochemical firms for synthesizing advanced fungicidal and herbicidal actives. Agrochemical production sites incorporate this material in controlled multi-step reactions to build halogenated aromatic scaffolds of patented crop protection agents, where consistent color development and halogen purity directly impact target molecule yields and impurity profiles. Our batch-tested material streams minimize downstream purification steps and help maintain regulatory filings for finished actives in global jurisdictions.

    Industry compliance standards

    • ISO 9001:2015 Quality Management Systems for ingredient traceability
    • Good Laboratory Practice (GLP, OECD) guidelines on intermediate control
    • Regulation (EC) No 1107/2009: EU Plant Protection Product approval
    • US EPA 40 CFR Part 158: Data requirements for agrochemical registration

    Typical usage ratio

    • 5–15% by total input mass, precise level adjusted to match target molecule stoichiometry and specific synthesis route flow rates

    Downstream process integration

    • Charged at the aryl halide coupling or aniline derivatization stage in multi-step synthesis, upstream of chlorination or alkylation, followed by solvent transfers and filtration for intermediate isolation

    Final product types

    • Triazole fungicides
    • Phenylurea herbicides
    • Benzoxazole intermediates used in seed treatment formulations

    2. Pharmaceutical Intermediate Manufacturing

    Pharmaceutical custom synthesis companies employ 2,6-dibromo-4-isopropylaniline to construct complex halogenated aromatic rings present in specialty APIs (Active Pharmaceutical Ingredients). The compound enters GMP-controlled flow chemistry, where careful feed ratio and impurity management allow for production of building blocks featured in next-generation oncology, anti-infective, and CNS medications. Its performance in controlled bromination and coupling ensures reliable lot-to-lot consistency essential for regulatory DMF and ANDA submissions.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • 21 CFR Parts 210 & 211 (US FDA cGMP for finished pharmaceuticals)
    • ICH Q3A/B for residual solvents and impurities in APIs
    • EU GMP Annex 8 for starting material traceability

    Typical usage ratio

    • 8–22% (w/w) relative to major API precursor, final addition level set by API structural requirements and validated against pilot process yields

    Downstream process integration

    • Fed into the aromatic core formation, followed by catalytic or reductive amination, and staged for subsequent halogen exchange or N-alkylation processes in API pathway

    Final product types

    • Halogenated antitumor agents (intermediate stage)
    • Br-substituted CNS modulator precursors
    • Active intermediates for antimicrobial drug APIs (not formulated into final pharmaceuticals on-site)

    3. Industrial Dye and Pigment Precursor Production

    Pigment and dye producers select this chemical for its ability to create distinct color bases and fastness properties through downstream condensation reactions. Its specific bromine and isopropyl substitution deliver unique chromophore structures required in high-value pigment formulations, including those for specialty printing inks, leather dyes, and plastics coloration. Controlled addition prevents color drift, while process-grade impurity control allows formulators to meet high-purity specs demanded by automotive and textile end users.

    Industry compliance standards

    • DIN EN 12877 (Colorants for plastic standards in EU)
    • EN 71-3:2019 (Safety of toys – migration of certain elements)
    • REACH Regulation (EC) No 1907/2006 for industrial dyes
    • ISO 14001 Environmental Management during pigment processing

    Typical usage ratio

    • 3–11% by total organic pigment precursor mass, formulation ratio varies by target chroma intensity and substrate

    Downstream process integration

    • Added at diazotization or azo-coupling stage, then processed through high-temperature condensation and solid-liquid separation before final micronization or granulation

    Final product types

    • Specialty organic pigments for automotive coatings
    • Color concentrates for industrial plastics
    • Reactive dyes for textile printing and garment processing

    4. Electronic Material Intermediate for Liquid Crystals

    Manufacturers of advanced liquid crystal display (LCD) materials and organic semiconductors use this specialty aniline derivative as a precision intermediate in constructing high-purity aromatic cores. Tight control of residual halogen and aromatic substitution patterns is critical for maintaining dielectric and optical performance in downstream liquid crystal alignment materials and field effect transistor components. Specification-controlled supply avoids signal interference caused by variable aniline impurity backgrounds, meeting the stringent requirements of electronics OEMs and device fabs.

    Industry compliance standards

    • IPC-4101D (Specifications for base materials used in printed circuit boards)
    • IEC 61249-2 for materials used in electrical and electronic assemblies
    • RoHS Directive 2011/65/EU for hazardous substances
    • ISO/TS 16949 automotive electronics material management

    Typical usage ratio

    • 1–6% by weight of the organic intermediate synthesis batch, dosage tailored for chain length and functional group compatibility in the final liquid crystal formulation

    Downstream process integration

    • Fed into the aromatic backbone synthesis under dry, inert atmosphere, then purified ahead of functionalization and final liquid crystal compounding

    Final product types

    • Liquid crystal alignment agents for TFT-LCD panels
    • Monomeric precursors for organic field-effect transistors (OFETs)
    • Functional additives for OLED device material banks

    5. Specialty Polymer and Resin Intermediate

    2,6-Dibromo-4-Isopropylaniline serves as a niche monomeric precursor in the engineered resin and thermoset plastics sector. Precision addition into resin-forming reactions introduces defined aromatic halide units, delivering fire resistance and structural rigidity to final resins. Downstream customers operate batch or continuous polymerization lines, requiring consistent material flow and minimal trace metal impurities to avoid polymer discoloration and mechanical property drift. All supplied batches feature full COA traceability for end-use regulatory submissions.

    Industry compliance standards

    • UL 94 (Flammability standards for plastic materials)
    • ASTM D256 (Izod Impact for polymer toughness)
    • EU REACH registration (Annex VII–IX for polymer intermediates)
    • ISO 527 (Mechanical property testing for plastics)

    Typical usage ratio

    • 2–9% by monomer mass fraction, final proportion determined by targeted polymer cross-link density and flame retardant specification

    Downstream process integration

    • Introduced during initial monomer mix in batch reactors, followed by staged curing and devolatilization, then solid-state post-treatment

    Final product types

    • Halogen-modified epoxy resins for printed circuit boards
    • Thermosetting resins for electrical laminates
    • Speciality copolymers for low-smoke applications in transportation
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    Certification & Compliance
    More Introduction

    Introducing 2,6-Dibromo-4-Isopropylaniline: A Reliable Choice From an Experienced Manufacturer

    Understanding the Role of 2,6-Dibromo-4-Isopropylaniline in Advanced Chemistry

    In the world of specialty chemicals, precision matters—no matter what the final product might be. Our team has worked on 2,6-Dibromo-4-Isopropylaniline for decades, and we see first-hand how a well-made compound anchors research, plant operations, and finished goods. This specific aniline derivative does more than fill a space on a catalog; it meets the daily needs of chemists and manufacturers who rely on finished products that behave exactly as predicted. The chemical combines the versatility of an aromatic amine structure with the added reactivity that comes from strategic bromination and a bulky isopropyl group. These features set it apart not only in performance but in reliability across high-stakes applications.

    Product Model, Appearance, and Core Characteristics

    Some compounds look similar on paper but reveal their secrets on the lab bench or in-production runs. 2,6-Dibromo-4-Isopropylaniline shows up as a light yellow crystalline solid, sometimes leaning toward beige. The melting point consistently ranges between 93 to 96 degrees Celsius, and purity levels above 98% are standard procedure, not an afterthought. Molecular formula C9H11Br2N describes a carefully controlled synthesis: each batch undergoes repeated analysis by NMR, HPLC, and mass spectrometry. Technicians watch for trace byproducts or isomeric confusion, since even a small deviation can bias a reaction or hurt downstream performance.

    We never cut corners with physical parameters. Moisture content is kept low—typical Karl Fischer readings land below 0.2%—because even small amounts of water complicate reactions and may introduce impurities in condensation or cross-coupling chemistry. Crystal habit influences filtration and drying, so our technical team tweaks conditions to deliver free-flowing, easy-to-handle product that transfers well from kilogram drums to bench-top vials.

    Industrial Applications: Real Use Cases and Experience

    Those who know this compound often appreciate it for its fit in the pharmaceutical and agrochemical sectors. It appears as a core intermediate in active ingredient synthesis, especially in routes requiring precise positioning of halogen atoms on aniline rings. 2,6-Dibromo-4-Isopropylaniline forms building blocks for APIs and advanced materials, where selectivity and yield are tied to the steric demands of its isopropyl group and the electron-withdrawing effect of bromine atoms.

    In many plant operations, our customers talk about the challenges of upstream quality. Semi-purified or off-brand anilines often leave residual starting materials or over-brominated fractions. These complicate purification and set back timelines. Through years of experience and customer feedback, we know a tightly controlled synthetic route is worth every dollar spent on quality raw materials and robust QA. The right structural placement on our molecule prevents side reactions in Suzuki or Buchwald–Hartwig couplings, which directly affects product yield. This means less waste and smoother downstream chromatography, minimizing intermediate losses and maximizing final recovery.

    Some routes for target molecules demand predictable reactivity across dozens of pilot and full-scale runs. 2,6-Dibromo-4-Isopropylaniline answers that call, acting as a stable starting point where minor shifts in purity or moisture content are unacceptable. A production site in eastern China leveraged this product for a multi-ton annual campaign, reporting unprecedented reproducibility batch-to-batch after switching from an overseas supplier. They noted that reaction byproducts fell below 0.3%, helping minimize downstream purification cycles. This is not power-point talk: our manufacturing chemists keep their boots on the ground, collaborating weekly with process engineers to tweak grain size distribution and ensure every drum matches both spec sheets and practical needs in the field.

    What Sets 2,6-Dibromo-4-Isopropylaniline Apart From Other Functionalized Anilines

    Talk to R&D leaders who have tried multiple aryl bromides, and you’ll hear the same complaint: unpredictability in reactivity and solubility. While 4-bromoaniline or similar mono-substituted analogues exist, they often deliver lower site-selectivity in Pd-catalyzed cross-coupling reactions. Our manufacturing line uniquely positions the two bromine atoms ortho to the amino group, a structural twist that boosts reactivity for many customers using micromole to ton-scale reactions. The isopropyl group throws in both steric and electron effects, helping guide transformations toward a smaller set of high-value products instead of chasing a laundry-list of undesirable side-compounds.

    Supply consistency matters. Several chemists in our network compare commercial 2,6-Dibromo-4-Isopropylaniline against “generic” offerings and find ours holds up better under moisture or thermal stress during scale-up. Side-by-side comparison using real-time HPLC reveals less degradation. For manufacturers of pharmaceutical intermediates and crop-protection agents, every patch of improvement in stability means higher isolated yields, less downtime, and fewer nights lost to rework.

    Sometimes a competitor produces a nearly identical structure, such as 2,4-dibromo-6-isopropylaniline. At first glance, differences seem academic. Still, we have watched those minor changes translate into major headaches—higher isomer formation rates or unexpected byproduct profiles that clog up both R&D and 24/7 plants. Decades spent producing and scaling up these molecules means our team recognizes early-warning signs and screens raw materials upstream to catch them before the damage begins. Our understanding isn’t abstract; we maintain daily logs, trend deviations, and send samples through real tolerance tests. These inform each technical bulletin and in-house process document, ensuring other teams benefit from our learning curve.

    Sourcing Strategy and Quality Control: From Lab to Bulk

    Not all chemical manufacturing is created equal. Consistency comes from making incremental improvements year after year. Our process for 2,6-Dibromo-4-Isopropylaniline crystals started with gram-scale glass reactors decades ago, but now runs on larger reactors equipped with independent pH, temperature, and agitation controls. Inlet flows, reaction times, and solvent ratios are adjusted using historical process charts and real-time data. We audit every incoming lot of raw material—bromine, isopropyl precursors, and aniline grades. Performance metrics include conversion efficiency, color index after crystallization, and trace metal content measured by ICP-OES.

    Quality control steps unfold in three stages: pre-synthesis, intermediate-stage testing, and final product analysis. Each approach lowers the odds of off-specification product making it to a drum. Our HPLC calibration curves span the expected impurity profiles, and we periodically spike batches with known contaminants to double-check the sensitivity. Failure triggers root-cause analysis sessions with written action plans. The QA laboratory team takes ownership, cross-referencing their observations against customer feedback and adjusting SOPs on the floor, not just in the lab.

    Health, Safety, and Environmental Responsibility

    Running an aniline-based bromination campaign means more than following routine workplace practice. We operate with real skin in the game: our operators’ safety and environmental outcomes have to come first. Our plant tracks air emissions and run-off daily, and we isolate residues and spent bromine scrupulously. Every drum leaving our facility includes documentation on storage temperatures, personal protective equipment, and spill-response guidance based on real incidents—never just regulatory mimicry.

    Technical and safety-grade information sits at the core of every shipping turn. We once flagged an unexpected exothermic event during a pilot batch, traced it to a narrowly sourced isopropyl precursor, and reworked supplier agreements with pre-acceptance random assays. As a result, heat output from successive runs stabilized. Our environmental commitment covers recapture and neutralization of volatile amines and bromine-rich tails, reinforced by quarterly third-party audits.

    Our learning here comes from boots on the ground: fielding calls about storage tank leaks, tracking minor inhalation events before they snowball, and upgrading our containment systems after smaller incidents. Safety is a moving target that rewards experience and humility, not just a sign-off on a safety data sheet.

    Collaborative Product Development With Customers

    Custom synthesis partners often request modifications to standard material, asking for specific mesh sizes, alternative solvents, or impurity profiles tailored to their synthetic plans. This kind of partnership only works if the manufacturer stays close to both production and R&D teams on the ground. Years ago, a pharmaceutical partner faced recurring issues with catalyst poisoning traced to a persistent byproduct present from a prior vendor. After several technical calls and lab-scale replicates with our chemists, we adapted our crystallization steps to exclude suspect fractions. Since then, successful scale-up and final product quality exceeded internal benchmarks.

    Our doors remain open to troubleshooting and iterative optimization. Regular visits to customer sites support both monitoring and ongoing education sessions. Field techs walk through reactor suites, review equipment cleaning protocols, and set up joint batch trials. No conference call replaces the insight gained by smelling the air, checking the feel of a freshly filtered cake, or watching technicians handle totes in real-time. Through these cycles, we produce guidance papers or co-hosted case studies so new clients can benefit from collective experience.

    The Economic Value of Dependable 2,6-Dibromo-4-Isopropylaniline

    Business continuity often comes down to these specialty batches. Unplanned downtime costs chemical plants tens to hundreds of thousands per incident, and we see these risks fade when customers source materials directly from long-standing, reliable operations rather than speculative traders. Our stable pricing and scheduled delivery options give purchasing managers breathing space during seasonal demand spikes or logistics turbulence.

    On the factory floor, nobody wants to hear about resynthesis because of contaminated raw materials or delayed shipments. Each year, buyers who try to hedge on up-front price points return for repeat volume and longer-term contracts, having learned from near-misses or failed campaigns elsewhere. Chemical production profit margins rarely tolerate wasted labor or scrapped product. By focusing energy and capital on precise manufacturing, we help shift plant ROI in favor of long-term reliability and predictable cost of goods. At the technical level, tighter impurity profiles prevent catalyst poisoning and enable greater batch-to-batch predictability, which means less troubleshooting, fewer corrective maintenance cycles, and more time hitting project milestones.

    Supporting documents for our 2,6-Dibromo-4-Isopropylaniline batches consistently meet or exceed regulatory expectations as a result of tight manufacturing and control regime, not as add-ons. Our bulk clients and custom synthesis partners recommend our manufacturing route to their own peers, which means our credibility sits on decades of work, not just standardized paperwork or off-the-shelf assurances.

    Why Manufacture in-House Instead of Sourcing From Traders?

    Direct manufacturing gives customers an inside line on process improvements, transparency around real lead times, and access to staff who know both strengths and limitations of their own material. Many traders and resellers cannot offer assurance beyond a formatted test sheet, and lack insight into upstream process variation or impurity drift. By making the compound in-house, our staff can respond to emergency requests or technical surprises with data and proven troubleshooting skills.

    We keep detailed internal batch records, not just shipment receipts. If a customer reports crystallization or filtration anomalies, we can access archived test results, operator notes, and deviation reports going back years. This lets us diagnose and adjust, not just apologize when things go wrong. Experienced chemists from our process development staff visit partner labs or discuss supplier changes and assist customers in revalidating analytical methods when transitions occur between material lots.

    Supporting Innovation in Green Chemistry

    The chemical industry faces growing demand for greener, safer, more efficient synthetic routes. Our experience with 2,6-Dibromo-4-Isopropylaniline anchors us for this transition. Over the last several years, we've worked on phasing out certain hazardous solvents from pilot runs and maximizing atom economy for high-volume customers. By working alongside academic groups and industry consortia, we’ve adjusted reaction conditions to minimize unnecessary bromine use and improved recycling programs for spent chemicals.

    In several process development initiatives, we retrofitted process-line equipment for more effective waste capture and secured permits for reclaimed bromine recycling inbound into our facility. These kinds of investment projects take time but pay off in audit results and company reputation. Future development will see further reductions in waste and improved lifecycle management, all anchored by a deep understanding of both chemistry and the realities of process scale.

    Commitment to Accountability and Long-Term Partnerships

    As manufacturers, our name and reputation depends on the performance of each kilogram of product we put out. We focus on every production run, customer complaint, and success story, treating each not as just another line item but as real feedback for our technical staff and management. Continuous dialogue with clients, combined with deliberate investment in process controls and operator training, keeps us a step ahead of unexpected hiccups or regulatory demands.

    The value in direct relationships with our users means troubleshooting or project support turns into tangible efficiency gains. Clients upgrading from trader-supplied material often call in months later to report smoother plant performance and fewer Q/A rejections, validating the hard-earned lessons baked into every drum of our product that passes through the gate. We continue to open our doors to site visits, roundtable discussions, and constructive criticism because in this business, trusting your supplier means trusting every step of your own process too.

    Aim for the Future

    As chemistry moves into ever more demanding sectors—new pharmaceuticals, next-generation agrochemicals, and advanced performance materials—reliability and accountability will only grow in importance. We remain ready to evolve our production methods, analytical capabilities, and support services alongside partners who value high-quality 2,6-Dibromo-4-Isopropylaniline and expect nothing less than direct, honest communication from their manufacturer.