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HS Code |
598338 |
| Cas Number | 18181-80-1 |
| Molecular Formula | C17H20Br2O3 |
| Molecular Weight | 448.15 g/mol |
| Synonyms | Bromopropylate; 4,4'-Dibromobenzilate |
| Physical State | Solid |
| Color | White to off-white crystalline powder |
| Melting Point | 47-50 °C |
| Solubility In Water | Insoluble |
| Boiling Point | Decomposes before boiling |
| Use | Acaricide (used to control mites) |
As an accredited Bromopropylate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Bromopropylate typically consists of a 1-liter amber glass bottle, securely sealed and labeled with hazard and handling information. |
| Shipping | Bromopropylate should be shipped in tightly sealed containers, protected from moisture, direct sunlight, and incompatible substances. Transport within compliance of local and international regulations for hazardous chemicals. Label packages clearly and ensure proper documentation accompanies the shipment. Handle and store in a cool, well-ventilated area, away from sources of ignition. |
| Storage | Bromopropylate should be stored in a cool, dry, and well-ventilated area, away from sources of ignition, heat, and direct sunlight. Keep the container tightly closed and store separately from food, drink, and animal feed. Ensure the storage area is equipped to contain spills and is inaccessible to unauthorized personnel, with appropriate signage and safety equipment readily available. |
Applications of Bromopropylate in Industrial ManufacturingBromopropylate is a specialty acaricide widely adopted in agricultural and veterinary sectors for its precision in controlling mite populations. As the original manufacturer of bromopropylate, we are committed to supporting downstream users with consistent quality, supporting compliance, and stable formulation for demanding production environments. Below we provide a comprehensive overview of the main downstream applications, each with a focus on regulatory standards, technical dosage, processing stage, and real-world end products. 1. Crop Protection Formulations for Orchard and Vineyard Pest ControlBromopropylate sees extensive use as an active ingredient in miticidal crop protection products designed for high-value fruit orchards and grape cultivation. Formulators add it for its effectiveness against red spider mites and other phytophagous mites, particularly where these pests threaten fruit yields. Its use complies with regional agricultural chemical registration and maximum residue limits, which requires careful batch-wise traceability and documentation during formulation. Used in water-dispersible concentrate (WD) and emulsifiable concentrate (EC) forms, the compound is incorporated during premix blending prior to microencapsulation or emulsification. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
2. Veterinary Ectoparasite Control: Livestock and Poultry PremixLivestock and poultry farming operations rely on bromopropylate-based formulations to manage mite infestations affecting animal welfare and productivity. In this application, the raw material is formulated in dusting powders, pour-on solutions, and wash concentrates. Integration into veterinary processing lines demands traceability per VICH GL guidelines, and final blends must meet veterinary medicinal product certification. Producers monitor the incorporation during the premix stage, ensuring each batch meets homogeneity and label concentration specifications, with stability testing extending to storage under field conditions. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
3. Apiculture: Mite Control in Beekeeping ProductsBeekeepers deploy this material to limit Varroa destructor mite infestations, a critical factor for hive survival and pollination capacity. Apicultural supply manufacturers precisely micro-dose bromopropylate onto application strips or as admixtures in fumigant formulations. The compound’s inclusion requires adherence to honey safety regulations, residue studies, and approval under targeted national and regional guidelines for apiculture chemicals. Deposition takes place under low-dust, low-contaminant conditions after base strip fabrication or as the active phase in slow-release fumigation media. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
4. Horticultural Greenhouse Integrated Pest ManagementGreenhouse cultivators of vegetables, ornamental plants, and berries routinely utilize bromopropylate as part of integrated pest management programs against mite outbreaks resistant to conventional products. Formulators incorporate the compound into RTU (ready-to-use) spray solutions and low-residue dispersions, especially in regions with stringent food safety certification. Material addition occurs during aqueous concentrate manufacturing, with in-line checks for mixture stability and final dilution to meet application label strength. All handling and batching steps maintain strict segregation from non-registered horticultural chemicals to ensure cross-contamination control. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
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Bromopropylate has earned a steady place in the pipeline of chemical crop protection, with our manufacturing team focused on tight batch control, accurate bromination, and a clear, reliable product every time. Across the world, heavy loss in apiculture and orchard industries has reinforced the need for responsible, high-quality brominated compounds. Only by holding every stage close do we see how small choices in equipment, raw material purity, and reaction timing can influence the properties that really matter to end users.
For us, bromopropylate means hands-on work with halogenation chemistry demanding careful temperature management and purity checks. From catalyst charging to solvent balance, people on our line have learned where inconsistency sneaks in. Final product clarity, freedom from halosubstituted by-products, and tight finishing all trace back to choices on the shop floor and the batches we monitor each day. Small contaminants, if left unchecked, can mean more than regulatory headaches — they affect end use, stability, and even application methods. That’s why experienced eyes are on every vessel.
Depending on the application—mites, orchards, field crops, greenhouses—the manufacturer’s process tweaks mark whether a given specification actually fits the demands of real-life science. Our engineers have flagged cheap formulas that run high in monochlorinated by-products, directly impacting not just credibility, but also orchard worker safety and wildlife exposure risk. It takes more than a glossy certificate to deliver reliability in field performance.
We routinely provide bromopropylate in technical grade between 95% and 98%, always emphasizing the importance of trace impurity management. The target melting range, free acid content, and bromine residual get logged on our internal runs, far exceeding what’s printed on any generic COA. Quite a few of our long-term customers, including those in Mediterranean and Asia-Pacific fruit production, have faced problems when buying generic brominated esters from traders; only steady manufacture gives repeatable results.
Crystallization and filtration steps take place under inert conditions, preventing oxidative degradation and yellowing. Consistency stems from committed production chemists who understand why batch-to-batch color and stability impact user perception and regulatory clearance. Fluctuations lead to clogging in sprayers or suboptimal residue results. The lab tests on water-insoluble materials or isomer ratios may seem obscure, but they prove their worth in less residue carryover and longer shelf life — realities that field managers take seriously.
Bromopropylate delivers unique benefits where targeted acaricidal action is needed, particularly in the control of red spider mites, rust mites, and other persistent orchard pests. Growers rely on it during those crisis windows between pest explosions and harvest shutdown. By directly listening to field users, we’ve learned how emulsification and stability in spray tanks turn theory into payoff. For example, an unstable emulsion can mean drift losses or uneven coverage — never just a “label problem,” but a manufacturer’s problem too.
Across different climates and soil types, real application feedback loops back into our tanker loading. Mite resistance cycles have prompted some regulatory scrutiny, and we work with both researchers and government partners to keep the specifications clear and defendable. The role of surfactants and solvent carriers forms part of the final product chemistry, depending on whether tree crop or greenhouse users need more rapid knockdown or slower release. Our ability to fine-tune solvent ratios inside the plant, based on feedback, shows why close relationships with end users matter more than big claims.
There’s no mystery why raw material cost fluctuations, solvent choices, and even reactor design factor into what comes out the other end. Some manufacturers rely on batch outsourcing or tolling services. In those setups, the product changes with every contractor. Our approach, on the other hand, starts and ends at our own facility, with full tracking of every shipment from drum to drum. This direct control means no surprise off-odors, moisture pickup, or unidentified isomers creeping in.
Competitors in this space often settle for technically “pure” outputs by chromatography, but that misses reality: field users see clumping or tank fouling when side fractions build up. The emulsion stability, rate of breakdown on the leaf, and compatibility with local water conditions all come from empirical trials—not test tubes. Over decades, we’ve logged how various batches interacted with hard groundwater, acidic sprays, and even local climate in pilot orchards and research plots. That’s not data you get from a spec sheet; it comes from direct participation and callbacks from clients who actually sprayed it.
Bromopropylate has faced increased scrutiny as food safety standards tighten globally. Regulations on maximum residue levels and environmental fate change from year to year, country to country. We learned early not to chase every trend but to keep open communication with regulatory agencies, advocacy groups, and agronomists. REACH registration in Europe, US EPA status, and individual market permits require exactitude in impurity quantification and ongoing risk assessment.
Fellow manufacturers sometimes cut corners, leading to restrictions or import bans. Our philosophy instead leans toward “overdocument and overanalyze,” catching questionable fractions before they leave the synthesis line. This conservative approach carries some cost, but it’s paid off through reliable market access, and—just as important—fewer emergency responses or field failures. When safety recalls strike, root causes often trace to variation in chlorinated or brominated side products—issues avoidable only by direct batch oversight.
Feedback from orchardists and farm managers continues to shape how we engineer product batches. During peak mite seasons, comments about leaf spotting or late-season phytotoxicity have direct impact on which solvents and dispersants stay in the final formula. When spraying machinery clogs or exposes maintenance risks, we change the downstream processing—sometimes in partnership with equipment makers who rely on genuine performance data. That back-and-forth forms the backbone of why our bromopropylate lines resist field failures that haunt less-involved suppliers.
We maintain an ongoing pilot plot program in partnership with regional test farms. These plots record data on heat stability, runoff rates, and residual activity under local weather swings. Slight tweaks in the synthesis route, such as catalyst purity or reaction pH, manifest in measurable differences in residue results and user satisfaction. Growers in Mediterranean climates, where heavy dew and light rainfall can disrupt spray deposits, have noted improved rainfastness from solvent modifications made based on these trials. Nothing replaces this granular, specific, face-to-face knowledge from customers who risk entire crops on mid-season treatments.
Over the years, we have automated many parts of our synthesis section, reducing worker exposure and improving batch uniformity. Automation means that critical junctions—charge dosing, reaction quenching, and pH adjustments—occur with greater repeatability. Manual oversight still anchors the process at top and tail ends because experienced technicians spot issues that sensors sometimes miss. The hybrid of human and automated process management has proven essential in meeting quality marks where regulation and field performance overlap.
Lessons learned in scaling have also influenced our focus on sustainable chemistry. Brominated compounds such as bromopropylate draw attention for long-term environmental fate, so we continually shift processes to minimize by-product dumping and reduce persistent pollutant loads. On-site solvent recycling and closed-cycle water systems represent more than just compliance—they reflect direct experience with regulatory review and customer preference for “cleaner” supply lines.
Bromopropylate stands apart from broad-spectrum classes like organophosphates or pyrethroids. It targets a narrower pest group, giving orchard crops and apiculture yields an extra layer of protection without widespread non-target effects. This selectivity comes from the molecular design of the brominated ester, and the degree of control hinges on subtle tuning during synthesis. Unlike some highly volatile or systemic compounds, bromopropylate stays relatively fixed to foliage after spraying, so users report less off-field drift and lower risk to beneficial insects after the residue window closes.
Other manufacturers sometimes repackage older stocks, believing material age carries little risk. In reality, oxidized product, outdated formulation aids, or poorly stored concentrate can lead to customer complaints or failed efficacy. We avoid these pitfalls through strictly scheduled production. Every run is logged, sampled, and tracked—with full records available to customers and regulatory authorities alike, building a base of trust essential for long-term collaboration. There’s a pride and responsibility in producing from scratch, because the direct linkage between synthesis team and applicator drives both innovation and accountability.
Producing bromopropylate at industrial scale throws up real challenges. Bromine handling, high exotherm management, and the need for airtight containment force us to invest in operator safety and emission controls. Each operator in our bromination wing undergoes specific certification, because mistakes at this scale carry real cost—in health, environment, and rework time. Many process improvements happened after incidents years back, each lesson further tightening our risk controls and making us more proactive about filtration, separation, and in-process sampling.
Waste and by-product management is a constant theme. Bromanation by-products, including trace polychlorinated or polybrominated intermediates, can damage equipment or trigger regulatory flags if left unchecked. In our experience, removing these before final product filtration is not just prudent but essential, as post-shipment discovery means costly recalls or export delays. Our in-house lab runs off-gas analysis, solvent recovery monitoring, and water PXRF checks—which might seem like overkill to outsiders, but stand as daily insurance against regulatory and field setbacks.
Many suppliers remain at arm’s length from users; we maintain live contact with the agronomist and equipment operator level. If an orchardist in Spain or an apiculturist in Vietnam calls back with abnormal results or spray issues, we investigate, often sending technical staff to observe applications firsthand. That embedded support loops right back into production, changing raw material sources, reaction conditions, or even packaging methods to match local needs. For example, we shifted from steel drums to specialized plastics after rust contamination appeared in field tanks. These “little” changes only happen where real communication—not just sales pitches—links supplier and user.
Technical teams routinely share product samples and process notes with peer manufacturers and research institutions. These collaborations advance not just bromopropylate but the broader field of sustainable pest management. By sharing anonymized field results, stability test outcomes, and case studies of unusual field responses, we help strengthen the stewardship community around responsible chemical use. Over time, such partnerships improve both public perception and practical outcomes—again, a benefit born directly from our dual roles as manufacturer and technical resource.
Our belief in direct manufacture, rather than outsourcing or re-blending, centers on one thing: confidence in every outgoing drum. Product shipped from our plant reflects not just a formula but a thousand decisions along the line—choice of solvents, catalysts, purification checks, and packaging. (Even the label adhesives are selected with storage stability in mind, avoiding volatile leaching.) These small, human-driven choices amount to more than a list of specs. They directly affect a grower’s bottom line and, sometimes, the fate of a season’s harvest.
Every product complaint or suggestion is logged. Product traceability, including the source and batch of every raw chemical entering the plant, forms the backbone of our response if issues arise in storage, shipping, or application. This culture of transparency, handed down from early days of chemical manufacturing, has helped avoid conflicts with shipping authorities, port customs, or local regulators. Problems do arise—a leaker here, a batch caught out of grade there—but fast, open feedback with the user means the solution builds trust, not disappointment.
A lot of chemical companies chase margins by cutting corners on purity or documentation. In truth, credibility and safety flow from direct control and rigorous documentation. Our job each day centers on batching, sampling, process control, and end-user support, not sales language or marketing gloss. For users, reliable performance and open, expert support shape every purchase decision. For us, every kilo produced is a reflection on the manufacturing team, and a stake in the broader reputation of chemical crop protection.
Bromopropylate, in the end, isn’t just a matter of specifications or marketing claims. It’s about traceability, accountability, and the cumulative benefit of resolved process headaches and open field calls over years of direct production. Our job is never done, because new challenges and user needs keep shaping our practices and what comes out the drum. Chemical manufacturing remains a team effort rooted in knowledge built batch by batch, decade by decade, people by people—never just a formula on paper.