Anhui Liwei Chemical Co., Limited
Products

5-Bromo-2,4-Dichlorophenol


    • Product Name 5-Bromo-2,4-Dichlorophenol
    • Alias Phenol, 5-bromo-2,4-dichloro-
    • Einecs 221-561-9
    • Mininmum Order 1 g
    • Factory Site Lingwu, Yinchuan, Ningxia, China
    • Price Inquiry sales2@liwei-chem.com
    • Manufacturer Anhui Liwei Chemical Co., Limited
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    581089

    Chemicalname 5-Bromo-2,4-Dichlorophenol
    Molecularformula C6H3BrCl2O
    Molecularweight 257.40 g/mol
    Casnumber 2050-53-5
    Appearance White to off-white solid
    Meltingpoint 90-93 °C
    Solubility Slightly soluble in water
    Density 1.9 g/cm³ (approximate)
    Purity Typically ≥98%
    Smiles C1=C(C(=C(C=C1O)Cl)Br)Cl
    Storageconditions Store in a cool, dry, and well-ventilated place
    Inchi InChI=1S/C6H3BrCl2O/c7-4-1-3(9)6(10)2-5(4)8
    Synonyms 2,4-Dichloro-5-bromophenol

    As an accredited 5-Bromo-2,4-Dichlorophenol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Brown glass bottle containing 25 grams of 5-Bromo-2,4-Dichlorophenol, tightly sealed with a white screw cap and labeled with hazard warnings.
    Shipping **Shipping Description for 5-Bromo-2,4-Dichlorophenol:** Ship in tightly sealed containers, protected from light and moisture, at ambient temperature. Handle as a hazardous chemical; ensure compliance with local, state, and international transport regulations. Clearly label with chemical identification and hazard information. Ship with appropriate documentation and, if necessary, use secondary containment to prevent leaks or spills.
    Storage **5-Bromo-2,4-Dichlorophenol** should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from direct sunlight, heat, and incompatible substances such as strong oxidizers. Keep the storage area clearly labeled and protected from moisture. Ensure safety measures are in place to prevent accidental release or exposure. Use appropriate personal protective equipment when handling.
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    Tel: +8615380400285

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    Certification & Compliance
    More Introduction

    5-Bromo-2,4-Dichlorophenol: Direct Insights from the Manufacturer’s Perspective

    Focus on Consistency in Production

    At our plant, every batch of 5-Bromo-2,4-Dichlorophenol comes from carefully regulated processes that reflect our decades-long commitment to quality. Chemists in the specialty chemicals space acknowledge the strict quality demands of products like this, and real progress in downstream performance relies on minute-to-minute consistency. This halogenated phenol doesn’t tolerate shortcuts in process control. From charging the reactors to final filtration, maintaining a consistently pure white or slightly beige crystalline powder requires strict attention to temperature, pH balance, and precise introduction of each reagent. Analytical technicians, many with years of hands-on experience, run repeated GC and HPLC chromatograms, identifying and eliminating trace impurities.

    Our investment in modern filtration and drying equipment has allowed us to reliably meet product requirements for moisture and contaminant limits, reducing batch variation not just for our own control but for your project teams who depend on every shipment functioning as anticipated.

    Key Model and Specifications

    5-Bromo-2,4-Dichlorophenol—often referred to by its shortform, BDCPh—is manufactured here to an assured purity level above 98% as determined by gas chromatography. The batch molecular weight comes in at 256.39 g/mol, with melting points holding in the published range during each lot's final QA check. We maintain particle size in a range ideal for both technical and laboratory synthesis, so product users don't face clumping or flow issues. Moisture maximums, even in larger drum packaging, have trended below 0.5% thanks to our localized drying processes adapted for this compound’s particular sensitivity.

    The compound’s stability profile means shipping and storage don’t add risk of degradation when our recommended packaging is observed. We continually assess test logs for lot-to-lot comparison and retain reference samples to back up documented specifications, an approach rooted in both regulatory scrutiny and what we’ve learned from long-term users who push these chemicals to their limits.

    Uses: Insights from Industrial Benchmarks

    BDCPh is not just a catalog item for us—it’s a workhorse in many client programs focused on fine chemical syntheses, agrochemical intermediates, and select pharmaceuticals still in commercial development. End-use cases include acting as a halogenated building block for further derivatization in organic synthesis, an intermediate for some pyrimidine and triazole products, and in certain cases a component within fungicide research trials.

    Given its electrophilic substitution pattern, BDCPh can streamline multi-step syntheses by providing orthogonal reactivity for targeted ring modifications, so chemists count on its functional groups to avoid unnecessary byproduct formation. In-house evaluation of reactivity has shown improvement over some similar phenols that feature single or less optimally situated halogen groups, particularly in yields and selectivity. Over years of feedback, users comment on its helping reduce purification steps due to lower structural ambiguity than seen with less symmetrical halogenated aromatics.

    Several partners have confirmed gains in process economy by choosing BDCPh over other chlorophenol or bromophenol variants. Lower monosubstituted byproduct content means easier waste management and fewer resource-wasting recycles. Every time we consult with application chemists, efficiency gains like these go beyond cost—they directly affect overall project sustainability by cutting hazardous byproduct handling and solvent use during downstream purification.

    Differences from Analogous Products in the Market

    We approach BDCPh not as a basic raw material but as a platform for customers working at the frontier of specialized chemical development. Working with 2,4-dichlorophenol or 4-bromophenol reveals immediately why they cannot stand in for BDCPh when substitution precision matters. The ortho and para halogen positions on our product’s aromatic ring confer distinct reactivity, impacting everything from nucleophilic substitution rates to ultimate biotransformation in environmental fate studies. Users operating pilot plants have noted reduced batch variability versus certain imported alternatives, and clients pursuing novel bioactives have remarked on the product’s role in delivering more reproducible lead optimization data.

    From a supply reliability standpoint, our integrated control over the sourcing of raw bromine, chlorine, and phenolic substrate means we don’t ride the volatility of third-party networks. Our logistics and packaging design reflect feedback from formulation chemists who want to pour, weigh, and dissolve with minimal material loss and exposure. Custom labeling, tamper-seal approaches, and palletizing details always draw from what direct users have flagged as pain points, rather than imitation of industry norms.

    Regulatory teams working with us get access to full traceability from the first drum of raw halogen to shipping manifest documentation, which leads to smoother certificate management for customers entering regulated markets. Veterinary drug makers, for example, seek us out for that paperwork readiness; a lesson learned through close dialogue with end-users overseeing compliance reviews, not from guessing at what labs might want in a generic data sheet.

    Manufacturing Realities: Lessons Learned through Years of Full-Scale Production

    Our work with BDCPh began in response to real demand from applied synthesis groups. Those teams described repeated problems with byproduct contamination in purchases from non-specialized traders. We observed that process chemistry at industrial scale exposes limits in reaction consistency that only become apparent far beyond lab-glass volumes. We've kept the entire pathway in-house, opting for batch over continuous processing for BDCPh due to better control of key exotherms and minimized local overheating, which kept unwanted dimerization or tar formation in check.

    Filtration of brominated phenols can challenge even experienced operators. The sticky, sometimes tar-like byproducts that can form in side reactions reminded our team of the value of properly sizing mesh filters and using multiple solvent rinses. It’s this attention to hands-on details—like investing in heated filters and specialized drying units—that’s let us consistently supply drums free from sludge or paste.

    Every procedural upgrade has come from real production headaches. When we saw minor off-spec odors in some batches, we narrowed it down to reactor seal integrity not chemical purity itself. Process engineers didn’t just apply theoretical fixes—they rebuilt gaskets and ventilation routines for this specific phenol, eliminating cross-contamination risk. Documentation trails show how directly addressing operator experience keeps QC standards high. We now equip unloading teams with double-layer gloves and local exhaust, based on practical input about handling aromatic dusts.

    Analytical chemists on our team go beyond routine residue checks—profiled impurities in lots destined for pharmaceutical research have led us to introduce additional wash and hold steps, after direct customer feedback indicated criticality in low-level halogenated trace contaminants. This not only helps higher-purity users, but also underlies why repeated reorders come from formulation scientists who have run full comparatives with less tightly controlled feedstock.

    Supporting Innovation: Putting BDCPh in the Hands of Problem Solvers

    Clients trying to develop new crop protection molecules rely on BDCPh for starting materials that don’t compromise in field performance trials. Experience shows that farmers and product deployers operating at pilot scale trust only sources that deliver compound lots with tested, predictable chemistry. Just as production teams in our facility pay close attention to every reaction stage, innovation teams at partner companies expect materials that don't introduce error or drift within multi-step processes.

    We've welcomed technical partnerships with R&D centers working on enzymatic degradation of halogenated phenolics, with BDCPh serving as an authentic standard for method development. Environmental chemists have expressed appreciation for transparent impurity profiling and the ability to request special low-halogen batches or tailored particle sizes when protocol-specific requirements arise.

    Supporting scale-up programs doesn’t just mean satisfying per-gram metrics; it reflects an ongoing conversation with experienced buyers and formulators. We act on requests for alternate container sizes, special anti-static packaging, and managed-release timelines, recognizing that project critical paths sometimes hinge on logistics more than SKU numbers. Every veteran production manager can recall shipments lost to handling issues, and our operations team actively applies lessons from those real-world disruptions in our shipping workflow.

    Observations Drawn from Customer Interactions

    We hear back from users not just on standard purity or specs, but on how BDCPh behaves under tough lab and plant conditions. Synthesis chemists frequently mention ease of solution prep and cleaner chromatographic profiles, echoing our own internal testing. Formulators in the agricultural sector share insights about tank-mix compatibility and stability—feedback that regularly prompts minor tweaks in how we finish drying, to prevent caking during critical application windows.

    Our technical team listens when customers point out trace discoloration or odor. We’ve tracked subtle shifts back to seasonal changes in upstream halogen stock and responded by adjusting both raw material inspection and storage protocols. It’s this type of ongoing cycle—field input leading to direct process refinement—that shapes our version of BDCPh and the value it brings to technical teams who cannot afford guesswork.

    Physical handlers and warehouse managers report that our packaging and labeling keep transfer incidents and counting errors low. Procurement and QA professionals routinely audit our batch logs and call out strengths in documentation—a testament to transparency and attention to the reality of regulated industries.

    Potential Issues and Tackling Them Head-On

    Chemical safety remains top of mind, especially with halogenated aromatics. Over the years, we’ve seen that industrial users appreciate direct, unambiguous handling advice, so supervisors get training on PPE, spill control and ventilation schedules grounded in real plant scenarios. Log sheets on handling incidents serve as data for our continuous safety audits. We maintain strict separation from acidic or reducing agents in storage, an adjustment implemented after learning from an incident a decade ago where improper warehouse stacking led to a reaction hazard.

    Process chemists sometimes encounter side-reactions producing unwanted coumarin-type byproducts, and our team identified pH and base selection as root causes. We regularly provide direct-to-lab consultancy for users scaling up who encounter unknowns in their own settings—it's a two-way street of experience shared to minimize setbacks across entire production campaigns.

    Market fluctuations for raw halogens occasionally spike supply pressures, but our approach leverages stock buffers and long-term supplier relationships. These shields keep our delivery timelines stable, so customers working to tight commercial scales aren’t forced to wait or accept variable product.

    A major risk with BDCPh importation comes from high impurity lots circulating among non-specialized distributors. Our own inbound QC has stopped shipment on several occasions and prompted open communication with affected users. Transparency about lot reclassification, retesting, and corrective action means nothing arrives at a customer’s facility without passing a direct manufacturer-level review.

    Regulatory Points and Documentation

    Making documentation clear and compliance-ready is not an afterthought. Regulatory teams involved in product registration or environmental impact studies expect certificates that cover not just assay but identity and trace solvents. Our team cross-references all COA details with actual test records for each dispatched lot. With increased focus on global shipping and cross-border registration, full traceability from raw intermediate to final product simplifies regulatory approval in multiple regions.

    Customers ask for confirmation on product lineage and contaminant screening, especially as regional environmental rules evolve. We update certificate formats and audit reporting protocols based on feedback from experienced compliance officers in pharmaceuticals and agrochemicals. Each adjustment reflects a commitment to not just meet, but anticipate, requirements in changing legislative environments.

    Working with Us: What Direct Manufacturer Experience Brings

    Having direct chemistry control, from raw halogen sourcing through final QC, brings a reliability that only producers—not traders—can offer. Our technical staff spends more time engaging in on-site troubleshooting, so we not only supply a molecule, but help ensure it performs in the actual setting. We design process improvements around firsthand user input and internal analytics, reflecting direct accountability for each drum, small pack, or bulk order delivered.

    Quality is not just a measure for the lab but a lived experience in our production lines and logistics bays. Operators flag deviations early, and managers review trends in synthesis yields and analytical findings. This focus means less rework and higher confidence for every product manager down the chain.

    In agile industries, where project deadlines cannot afford disruption from ingredient uncertainty, our whole operation aims for genuine partnership, not transactional supply. BDCPh buyers get more than a batch release sheet—they get the insights, adaptability, and commitment ingrained in every stage of the manufacturing process. That’s a difference that chemists, formulators, and business managers notice in both their day-to-day results and long-term strategic planning.