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2-Bromo-4-Fluoroaniline

    • Product Name 2-Bromo-4-Fluoroaniline
    • Alias 2-Bromo-4-fluorobenzenamine
    • Einecs 841-653-1
    • 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

    242286

    Chemical Name 2-Bromo-4-Fluoroaniline
    Cas Number 367-25-9
    Molecular Formula C6H5BrFN
    Molecular Weight 190.02 g/mol
    Appearance Light yellow to brown solid
    Melting Point 43-47°C
    Boiling Point 248°C
    Density 1.682 g/cm3
    Purity Typically ≥98%
    Solubility Slightly soluble in water, soluble in organic solvents
    Refractive Index 1.603 (predicted)
    Smiles Nc1cc(F)ccc1Br
    Synonyms 2-Bromo-4-fluoro-1-aminobenzene
    Storage Conditions Store at room temperature, tightly closed

    As an accredited 2-Bromo-4-Fluoroaniline 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-Bromo-4-Fluoroaniline, securely sealed with a screw cap and labeled with hazard warnings.
    Shipping 2-Bromo-4-Fluoroaniline is shipped in tightly sealed containers, protected from light and moisture, typically under ambient conditions. Classified as a hazardous material, it should be handled and transported according to local and international regulations for toxic and potentially harmful chemicals, ensuring proper labeling and documentation during transit.
    Storage 2-Bromo-4-Fluoroaniline should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from sources of ignition and moisture. Keep it away from incompatible substances such as strong oxidizing agents and acids. Ensure appropriate labeling and avoid exposure to direct sunlight. Use secondary containment if possible to prevent accidental release or contamination.
    Application of 2-Bromo-4-Fluoroaniline

    Applications of 2-Bromo-4-Fluoroaniline in Industrial Manufacturing

    As a manufacturer specializing in advanced aniline derivatives, we supply 2-Bromo-4-Fluoroaniline to global partners for specialized applications across fine chemical industries. Below, we outline its integration in high-value downstream sectors with reference to regulatory standards, recommended dosage, production workflows, and typical end-user products.

    1. Pharmaceutical Intermediates for Active Pharmaceutical Ingredient (API) Synthesis

    Several pharmaceutical companies utilize 2-Bromo-4-Fluoroaniline as a key intermediate in the synthesis of heterocyclic compounds and complex APIs, notably those with fluoroaromatic scaffolds. This raw material contributes crucially to small-molecule drug frameworks, particularly for oncology, CNS, and anti-infective candidates, where specific halogenation patterns are needed to modulate biological activity. The compound’s introduction typically occurs in the initial aryl amine functionalization stage, enabling subsequent stepwise coupling and ring-closing processes under controlled conditions.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • EU Guidelines for Good Manufacturing Practice (EudraLex, Volume 4)
    • United States Pharmacopeia (USP) for relevant APIs
    • ICH Q3C for residual solvents in starting materials

    Typical usage ratio

    • Usually 1.1–1.5 molar equivalents relative to the core substrate per batch; specific loading adjusted based on target yield and byproduct minimization in multi-step syntheses

    Downstream process integration

    • Introduced during the early-stage amination or Suzuki coupling reaction, under inert atmosphere and controlled temperature to ensure selectivity and purity in subsequent cyclization or rearrangement steps

    Final product types

    • Small-molecule APIs (cancer therapy, CNS agents, anti-infectives)
    • Pharmaceutical intermediates for further functionalization

    2. Agrochemical Intermediate for Herbicide Synthesis

    Producers in the agrochemical sector leverage our material as a precursor for constructing synthetic herbicides that require fluorinated aniline backbones. The installed halogen functionality directly impacts the metabolic stability and environmental behavior of the finished product, meeting the demands of modern formulations for selective weed control. The compound is commonly used in chlorination and condensation reactions to obtain highly specific dichloro- or difluoro-substituted amine structures, which serve as active pesticidal molecules.

    Industry compliance standards

    • FAO/WHO Specifications and Evaluations for Agricultural Pesticides
    • EPA Registration Requirements (40 CFR Part 158, U.S.A.)
    • REACH Compliance (EU Regulation 1907/2006)
    • ISO 9001:2015 Quality Management for agrochemical ingredients

    Typical usage ratio

    • Ranges from 5–15% by weight of targeted active compound formation step, contingent on herbicide chemistry and batch scale; adjusted to optimize conversion and control residual starting materials

    Downstream process integration

    • Fed as a limiting reagent during the nucleophilic aromatic substitution or condensation with acyl chlorides in closed-reactor systems, under phase-transfer catalysis or similar methodologies

    Final product types

    • Active technical-grade herbicide ingredients
    • Formulated granular or liquid pre-emergent herbicide end-products

    3. Dye and Pigment Intermediate in Specialty Colorants

    Specialty dye manufacturers introduce this compound to achieve targeted hue and stability in high-performance pigments, especially those required for technical and textile applications. The unique bromine and fluorine substitutions enhance both lightfastness and chemical resistance, making it suitable for coloration processes where endurance against harsh processing and environmental exposure is critical. The material’s entry point is typically the diazotization step, facilitating later azo coupling and heterocyclic pigment synthesis under closely monitored conditions.

    Industry compliance standards

    • OEKO-TEX® Standard 100 for harmful substances in textiles
    • REACH Annex XVII for restricted aromatic amines
    • ISO 105-B02 for colorfastness to light
    • Batch compliance with ZDHC MRSL for dye manufacturers

    Typical usage ratio

    • Usually 10–25% by weight in coupling reaction based on the target chromophore concentration, with ratio customized according to required shade intensity and batch size

    Downstream process integration

    • Used directly in diazotization to yield diazonium salts which are then subjected to coupling onto coupling agents, forming the core of high-stability pigments under aqueous or biphasic conditions

    Final product types

    • Reactive and disperse textile dyes
    • Specialty pigments for plastics, coatings, and industrial paints

    4. Electronic Chemical for Functional Polymer Synthesis

    Manufacturers in the electronics sector deploy 2-Bromo-4-Fluoroaniline during the construction of high-performance polymers used in semiconductor process chemicals and advanced circuit materials. The specific substitution pattern supports formation of polyarylamines and related structures, as required in materials exhibiting thermal stability, controlled dielectric properties, and high chemical resistance. It is generally incorporated in the nucleophilic aromatic substitution or direct polymerization initiation step, allowing scalability for both pilot and commercial production runs.

    Industry compliance standards

    • IPC-4101 for base materials in rigid and multilayer printed wiring boards
    • QC080000 IECQ HSPM for hazardous substance management
    • UL 94 for flammability of plastic materials
    • RoHS Directive 2011/65/EU for hazardous substances restriction

    Typical usage ratio

    • Typically loaded at 3–12 mol% relative to repeating unit, tailored by molecular weight requirements and desired end-use performance in polymer backbone formation

    Downstream process integration

    • Introduced during controlled polycondensation or nucleophilic aromatic substitution phase, using high-purity feeds and anhydrous conditions to maintain electrical and mechanical specification targets

    Final product types

    • Functional polymer additives for microelectronic photoresists
    • High-temperature resin matrices for PCB and flexible electronic substrates
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    Certification & Compliance
    More Introduction

    Introducing 2-Bromo-4-Fluoroaniline: A Practical Tool for Fine Chemical Synthesis

    Direct from the Manufacturer: Our Approach to Consistency and Quality

    Every chemical starts with the raw materials, and for us, tight oversight on everything that goes into the reactor sets the stage for a reliable product. Our 2-Bromo-4-Fluoroaniline is produced with this in mind. Over the years, we have seen that handling halogenated anilines isn’t just about filling drums and ticking boxes. It’s about strict control – from the purity of reagents to the way temperature and agitation influence each batch. In the early days, inconsistent mixing led to lots of headaches at the filtration stage. We adjusted process control, put skilled hands on quality checks, and focused on minimizing human error. This hands-on mindset defines the way we approach 2-Bromo-4-Fluoroaniline today.

    Product Profile: Batch Experience Shapes the Details

    The structure of 2-Bromo-4-Fluoroaniline brings out some useful characteristics. This compound, C6H5BrFN, combines bromine and fluorine substitutions on the aniline core, offering unique reactivity for further chemical transformations. Tougher aspects, like controlling ortho vs. para substitution, have taught us the importance of precise temperature and addition timing. These tweaks can mean the difference between acceptable and off-spec product, so we watch each batch closely.

    Our own model for 2-Bromo-4-Fluoroaniline consistently delivers a purity running at or above 98 percent, supported by GC and NMR confirmation. Moisture content sits below 0.2 percent. Residual solvents rarely stray above the low ppm range after optimized vacuum handling. Color remains pale, not because customers demand it, but because discoloration signals side-reactions. We limit mechanical shear during crystallization to keep the solid manageable in downstream processing. Every kilogram reflects our effort to cut out repeat complaints and support process chemists facing tight deadlines.

    How Customers Put 2-Bromo-4-Fluoroaniline to Work

    A major share of our output heads to pharmaceutical and agrochemical inventors. One of the earliest projects we supplied extended delivery schedules based on poor conversion in cross-coupling steps. By working with their synthetic team, we pinpointed that our raw material, though meeting specs, sometimes carried traces of halogen exchange byproducts. With an upgraded purification loop, conversion yields improved and customer cycle times shrank. Relationship built, and knowledge shared.

    Research labs often push boundaries. We’ve seen demand for this intermediate in Suzuki–Miyaura couplings, arylation, and nucleophilic substitution. Not all customers work in spruced-up pilot plants. Some blend small volumes in fume hoods, where trace metal content kicks up issues. Our familiarity with catalyst poisoners led us to overhaul our glassware cleaning regimen, dropping trace metals well below critical thresholds. The difference showed up in feedback from kilo-lab scientists who'd struggled with unpredictable reactions.

    What Sets This Compound Apart From Related Products

    A common question: what’s the real-world difference between 2-Bromo-4-Fluoroaniline and other halogenated anilines? Purely on paper, similar materials such as 2-Bromoaniline, 4-Fluoroaniline, or 4-Bromo-2-Fluoroaniline offer some overlap, but the chemistry in the reactor can shift dramatically. Adding fluorine or bromine changes more than the reactivity. Volatility, solubility, and safety profile all get reshaped.

    Some researchers rely on 2-Bromoaniline alone, but for complexity in fine-tuning biological activity, the fluorine group introduces new dimensions. From our experience, this extra handle enables diversification in structure-activity relationship studies, especially in lead optimization. Unlike simple bromo or fluoro anilines, this compound often serves as a springboard for heterocyclic synthesis, letting medicinal chemists access libraries with richer electronic properties.

    Handling also signals key differences. Our operators comment on the distinctive odor and dusting tendency compared to 2-Fluoroaniline. We implemented extra ventilation and containment measures after early complaints from line workers. It’s these small operational realities that shape the long-term experience in any production environment.

    Why Source Directly From the Manufacturer?

    Over the years, customers have shown us that small changes in supply chain transparency can transform a partnership. One of our clients brought in 2-Bromo-4-Fluoroaniline from resellers, chasing price savings. They hit a run of inconsistencies – lots varied in color, and a few had higher-than-expected amine impurities. We stepped in, traced each step of our process through batch records, and helped the client pin down their trouble spots. There’s a lesson here: every process becomes more visible and controllable when you interact directly with the producer.

    Lab managers sometimes underestimate how much time gets lost questioning technical data or batch lineage. Our documentation keeps these queries short, freeing up time for actual synthesis. We keep process development teams in the loop on raw material variations and unusual observations. We have always found value in open communication – batch-to-batch details, small improvements, and even setbacks.

    Our technical support team gets real-time feedback from the plant, so we resolve hiccups before materials leave our facility. For one high-throughput project, we produced custom lots with tighter isomer control after a synthetic chemist hit a wall with downstream coupling reactions. This flexibility only comes because we own the reaction, not just the paperwork.

    Sustainable Production and Practical Responsibility

    Chemical production doesn’t work without facing waste management, emission controls, and energy use. Our community expects us to treat waste streams responsibly. We’ve upgraded solvent recovery units and invested in regular training on hazardous material handling. These steps cost time and money, but in return, compliance headaches stay limited—no unplanned shutdowns, no regulatory drama.

    We also see environmental consciousness growing among our buyers. Many now ask about our approach to process safety and green chemistry. Early on, we relied on standard halogenation protocols. Over repeated runs, we observed that direct bromination and fluorination could lead to higher levels of unreacted precursor. Optimizing reagent ratios and temperatures not only reduced material loss but also cut our overall effluent load. Cleaner chemistry pays off in better staff morale and community reputation.

    On the human side, investment in personal protective equipment and worker training cut incident rates substantially. Familiar faces stay on our production floor, which helps maintain continuity and personal accountability. Engineers, not just managers, contribute ideas that make production safer and more predictable. We see safety as a daily practice, not a quarterly metric.

    Quality Control, Step by Step

    Quality assurance in chemical manufacturing isn’t just about ticking off each certificate of analysis. Our QC technicians walk the floor, spotting things before products reach the testing lab. We favor upfront checks over troubleshooting later. From time to time, we catch small issues, like unexpected haze or a slight odor change. The experience from many campaigns helps us spot these fast and adjust processes.

    Testing for purity in 2-Bromo-4-Fluoroaniline has improved with updated analytical methods. Early on, simple TLC and classical color tests left too much wiggle room. Now, each batch gets checked by GC-MS and NMR. We also run identity checks with IR and HPLC for specific clients who require detailed traceability. This level of documentation grew out of customer requests, not just regulatory requirements. By establishing a record of problem-free batches, we build trust. When clients ask for extended impurity profiles, we collect and offer whatever data is needed for their risk assessments.

    The Day-to-Day of Production and Delivery

    Manufacturing always brings surprises. Moving from lab scale to multi-ton campaigns, each size jump uncovers new quirks. At 10 kg scale, reaction heat lags forced us to cool more aggressively to avoid exotherms. At 100 kg, filtration efficiency became a bottleneck. Lessons learned at each size guide our planning for future runs.

    On shipping, we learned that packaging shapes how customers perceive quality. Early shipments in simple drums sometimes showed minor product compaction or cake formation. Updating liners and drying protocols produced free-flowing solid, easier for both us and the end user to handle. Unforeseen weather delays taught us to keep buffer stock, so urgent projects rarely get held up.

    We stay in touch with logistics partners, tracking regulatory changes that impact hazardous material transport. We took on extra training to navigate region-specific export rules. This keeps us agile, shipping to global R&D labs without customs holdups or relabeling headaches.

    Collaboration With End Users: From Molecule to Solution

    Direct communication matters in specialty chemical supply, and we encourage early customer engagement during project scoping. Through conversations with end users—synthetic chemists, project leads, lab managers—we learn how our material behaves in the real world, not just under ideal test conditions. Once, a pharmaceutical team flagged an unexpected side-reaction catalyzed by a minor byproduct. We reinforced batch rinsing procedures, trimming residuals below the detection limit. The time investment on our side returned dividends in fewer troubleshooting calls from the customer.

    Some formulation scientists have shared insight into how even minor physical traits—static build-up, particle size—alter their workflow inefficiency. Taking their feedback, we tweaked crystallization parameters to reduce stickiness and improve dose accuracy. This feedback loop builds mutual respect and long-term partnerships, not just transactional sales.

    Staying Adaptable: Responding to Shifts in Regulation and Industry Needs

    Over time we have navigated changing chemical regulations. New restrictions on certain halogen precursors prompted us to qualify alternative suppliers. In previous years, we faced challenges as some countries altered import regulations for aniline derivatives. We adapted by investing in continuous regulatory compliance and multi-country label formats.

    In pharmaceutical and crop-protection R&D, pressure to reduce trace metals prompted us to review every valve, fitting, and packing material touching high-purity 2-Bromo-4-Fluoroaniline. These actions add cost, but maintain customer trust and let us participate in clinical research supply chains.

    After multiple audits from international customers, our team established a routine for mock recalls and in-depth document reviews. We caught some small gaps in tracking and fixed them promptly. These steps stretch us beyond compliance—they convince new partners that our word matches our supply records.

    The Human Element: Expertise Built Batch by Batch

    Every drum or container we deliver reflects many hands and eyes. Some of our process operators have over 15 years of hands-on time with these materials. They know how to spot oddities—subtle color shifts, small changes in odor, unusual filtration rates—before any lab instrument sounds the alarm. These insights come only from direct production experience, not from manuals.

    Chemists in our technical service teams talk directly with our clients. One product development group, working on an urgent synthesis program, found small impurities caused significant troubles downstream. Open conversations and access to our manufacturing records allowed them to quickly trace and resolve their issues. In return, we have received process tips as well—recommendations that improved our workup efficiency in future campaigns.

    We take pride in building a workforce that views challenges as opportunities. We encourage detailed logs, cross-team discussions, and joint problem-solving—these practices foster a sense of ownership that no automated system can replace. In an industry moving ever faster, it’s people solving problems hands-on that really make a difference.

    A Look Forward: Continuous Improvement in Specialty Chemicals

    The world of fine and specialty chemicals evolves every year. New synthetic strategies raise the bar for purity and traceability. Our production of 2-Bromo-4-Fluoroaniline embodies our commitment to continuous improvement. Small process changes—from solvent recovery upgrades to batch-level documentation—help us minimize downtime and keep our customers equipped for discovery.

    We’re always open to conversations with partners and researchers exploring new applications for our products. As chemical innovation pushes the boundaries, we expect increased demand for tighter quality controls, sustainability initiatives, and just-in-time delivery solutions. Our model adapts with these expectations, maintaining open feedback and the ambition to consistently deliver materials that meet or exceed shifting standards.

    Our 2-Bromo-4-Fluoroaniline reflects the combined experience of our operators, chemists, and technical service staff. It stands as a tool that supports research progress in pharma, agrochemicals, and advanced materials. As direct manufacturers, we recognize that each container leaving our site carries more than a product code. It represents our name, our team, and our ongoing promise to real-world chemists in laboratories and plants across the globe.