|
HS Code |
676605 |
| Product Name | 2-(Difluoromethoxy)Bromobenzene |
| Cas Number | 57381-51-6 |
| Molecular Formula | C7H5BrF2O |
| Molecular Weight | 223.02 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Boiling Point | 200-202 °C |
| Density | 1.58 g/cm³ |
| Melting Point | -10 °C (approximate) |
| Refractive Index | 1.526 |
| Purity | Typically ≥97% |
| Smiles | C1=CC=CC=C1OC(F)F |
| Inchi | InChI=1S/C7H5BrF2O/c8-6-4-2-1-3-5(6)11-7(9)10/h1-4,7H |
| Solubility | Insoluble in water; soluble in organic solvents |
As an accredited 2-(Difluoromethoxy)Bromobenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 25g amber glass bottle with a secure screw cap, labeled “2-(Difluoromethoxy)Bromobenzene,” includes hazard warnings and handling instructions. |
| Shipping | 2-(Difluoromethoxy)Bromobenzene is shipped in sealed, chemically resistant containers to prevent leakage and contamination. It is typically transported as a liquid and handled as a hazardous material, following standard regulations for chemicals containing halogens and brominated compounds. Proper labeling and documentation ensure safe and compliant shipping. |
| Storage | Store 2-(Difluoromethoxy)Bromobenzene in a tightly sealed container, away from direct sunlight, heat sources, and moisture. Place it in a cool, dry, and well-ventilated area, segregated from incompatible substances such as strong oxidizing agents. Use appropriate secondary containment to prevent leaks or spills, and label the storage container clearly. Follow all local regulations and safety guidelines for hazardous chemicals. |
| Purity 98%: 2-(Difluoromethoxy)Bromobenzene with 98% purity is used in pharmaceutical intermediate synthesis, where it ensures high-yield reactions and reduced byproduct formation. Melting Point 48°C: 2-(Difluoromethoxy)Bromobenzene with a melting point of 48°C is used in controlled crystallization processes, where it offers precise temperature handling and improved reproducibility. Molecular Weight 223.01 g/mol: 2-(Difluoromethoxy)Bromobenzene with a molecular weight of 223.01 g/mol is employed in agrochemical research, where it facilitates accurate formulation and dosing. Stability Temperature up to 120°C: 2-(Difluoromethoxy)Bromobenzene stable up to 120°C is used in high-temperature reaction synthesis, where it minimizes decomposition and ensures product integrity. Particle Size <50 μm: 2-(Difluoromethoxy)Bromobenzene with particle size below 50 μm is used in fast dissolution processes, where it enhances reaction kinetics and mixture homogeneity. Refractive Index 1.521: 2-(Difluoromethoxy)Bromobenzene with a refractive index of 1.521 is used in optical chemical formulations, where it supports precise light transmission characteristics. HPLC Assay ≥99%: 2-(Difluoromethoxy)Bromobenzene with HPLC assay not less than 99% is utilized in analytical chemistry applications, where it secures reliable calibration and quantitative analysis. Water Content ≤0.1%: 2-(Difluoromethoxy)Bromobenzene with water content not exceeding 0.1% is used in anhydrous organic reactions, where it prevents hydrolysis and unwanted side reactions. Storage Condition 2–8°C: 2-(Difluoromethoxy)Bromobenzene stored at 2–8°C is used in chemical stock management, where it maintains product stability and extends shelf life. GC Purity ≥98.5%: 2-(Difluoromethoxy)Bromobenzene with GC purity above 98.5% is used in fine chemical production, where it guarantees consistent product quality and regulatory compliance. |
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Producing 2-(Difluoromethoxy)Bromobenzene feels less like running through a chemical recipe and more like tuning a delicate instrument. Field experience tells us chemistry isn’t just structures on a whiteboard—every molecule takes on its own behavior during scale-up, and this one likes things to move slow and even during synthesis. Our team has spent years adjusting reaction conditions for this compound, because 2-(Difluoromethoxy)Bromobenzene doesn’t respond well to brute force or shortcuts. Reliable yields and high purity come from putting in the hours, adjusting parameters, and handling it with respect.
On our shop floor, the purity of our product regularly exceeds industry benchmarks because we run continuous real-time analysis during production. Most requests focus around the substance in the liquid phase, with colorless appearance and clear assay numbers. We’ve achieved chromatographic purities above 99%—not from fancy slogans but by refining our distillation and purification steps. Any trace of residual halogenated byproducts gets flagged by our QC team, who go well beyond basic visual checks. We believe a repeatable process, not chance, gives you confidence in downstream chemistry.
We chose to refine our proprietary process around scalability, safety, and waste reduction. The physical specs of 2-(Difluoromethoxy)Bromobenzene don’t change from lab to ton-scale, but how you handle the energy and gases makes all the difference. The bromination and fluorination need steady control. If temperature spikes, you lose selectivity, leading to mixed isomers and waste. We invested in automation that maintains reaction temperatures within tight windows and instantly vents any off-gassing without operator risk or impact to product stability. Careful solvent recovery and reaction work-up help us keep overall yields consistent from kilogram to metric ton batches, so the customer gets what they ordered every time.
Storing and moving 2-(Difluoromethoxy)Bromobenzene brings its own quirks. We found early on that certain plastics degrade when stored with it. Metals and glass usually stay inert, but we use lined drums or high-density polyethylene containers specifically rated for halogenated compounds to prevent any unwanted interactions. On average, our standard packing volume is 25 kg per drum, which suits both small contract research deliveries and larger bulk shipping. No matter the size, our QA team runs a battery of identity, purity, and moisture checks before it leaves the plant, because every failed intermediate in a project costs time and creates waste—something every chemist wants to avoid.
From a synthetic chemist’s viewpoint, 2-(Difluoromethoxy)Bromobenzene carves out a unique space. Fluorinated aromatics attract attention in agrochemical and pharmaceutical discovery, often because the difluoromethoxy group influences molecular stability, permeability, and metabolic resistance. Over the last decade, our biggest clients have used this compound as a starting material for active ingredient synthesis. The bromine on the ring serves as a reactive handle for cross-coupling reactions—a Suzuki or Buchwald–Hartwig route that leads to a variety of substituted biaryls and amines. Our customers performing structure–activity relationship campaigns rely on the purity and reproducibility of this bromobenzene variant, because even small changes can skew biological data and lead to wasted screening cycles.
Fluorinated intermediates like ours aren’t just a niche for pharma. We’ve also watched formulators in crop-protection chemistry pivot to using 2-(Difluoromethoxy)Bromobenzene, tracking the effect on systemic mobility or environmental stability in new actives. The halogen combination opens up options for further substitution, which gives process chemists the flexibility to try new routes without going back to square one. We’ve seen advances in OLED materials, too, where the electron-withdrawing difluoromethoxy group helps fine-tune the optical properties of finished polymers, and our partners report cleaner reactions and improved performance with our material.
Usually, we advise on storage and usage safety. This intermediate doesn’t bring the acute hazards of more volatile organics, but improper venting or leak control during large-scale reactions risks operator exposure or environmental release. Our technical support works with plant managers to update their protocols and install appropriate air monitoring, because nobody should take shortcuts with halogenated intermediates. We also provide updated GHS safety data with every shipment, so process engineers can update risk assessments as regulations or use cases evolve.
Landing quality 2-(Difluoromethoxy)Bromobenzene sounds easy on paper but rarely goes as planned on the production line. Many suppliers treat it like just another specialty chemical and blend bulk feedstocks, but impurities in the starting anisoles or halogen sources will bleed through into the finished material. We source precursors only from vetted manufacturers and run routine batch validation on each lot. Trace analysis by LC-MS and NMR—more than what compliance calls for—lets us catch side products way under the tolerance limits.
What we’ve noticed sets us apart isn’t some secret “extra step,” but stubborn attention to details. Every operator is trained to recognize the difference between acceptable headspace odors and those that signal trace decomposition. Maintenance on storage tanks happens on a calendar, not just after a problem comes up. For customers who run high-throughput synthesis, consistency removes one of the uncertainties from their development work—a difference that shows up in faster project cycles and fewer production delays.
We collaborate with R&D on both sides of the order: chemists run trial reactions and share their feedback, while we apply small process tweaks to better suit downstream needs. For scale-up batches heading straight toward a GMP pipeline, we hold back representative samples for stability studies, so formulators aren’t caught off guard during storage. If a customer pursues a particularly challenging downstream reaction—such as a metal-catalyzed transformation—we work together to identify and lower key impurities that could poison sensitive reagents. For less sensitive steps, we still target above-spec purity to ensure nothing unexpected crops up at the worst possible time.
A chemist can order the same IUPAC name from different suppliers and get very different results in the lab. We’ve run head-to-head comparisons with samples from resellers and found unexpected peaks in NMR data, minor off-colors, and fractional yield drops in downstream cross-couplings. In our view, “spec-compliant” isn’t enough—unlisted impurities create dead ends in multi-step synthesis, and often the customer doesn’t know what’s causing problems until late in the project.
Quality assurance for us doesn’t end at batch release. We ship with comprehensive COA data, but also archive samples for post-shipment troubleshooting. If a customer calls with unexpected results, we can run side-by-side tests and work backward through the chain. In this industry, transparency and recordkeeping aren’t just regulatory boxes to check—they save both parties money and time. That focus on traceability—even if the customer doesn’t ask for it directly—has set us apart in large-scale partnerships.
Some buyers weigh cost and try switching to related molecules like 4-bromophenol or 2-bromoanisole, but these lack the unique reactivity of 2-(Difluoromethoxy)Bromobenzene. The difluoromethoxy substituent lends unique electron-withdrawing character not found in classical methoxy or single-fluorinated rings. This shifts the reactivity, especially in metal-mediated couplings, and affects downstream product stability and solubility. Over multiple projects, our clients confirm that alternative halogenated aromatics don’t provide the same efficiency or end-product properties—sometimes forcing unnecessary purification or rework.
Every manufacturer claims consistency, but with difluorinated organics, the proof comes down to batch-to-batch comparison. We regularly retain control samples and monitor differences between production lots using both chromatographic and spectroscopic methods. Over time, this approach has allowed us to identify subtle seasonal variations in raw material quality. It might sound obsessive, but with customer projects hitting critical timelines, this attention to detail pays off. The result is a product that behaves the same every time it enters a reaction flask, reducing unexpected variance in finished drugs or specialty polymers.
Recommending this intermediate to a customer isn’t just about selling inventory. Many of our conversations start with process troubleshooting. Customers ask why their yields dipped or why a downstream purification stalls, and the root cause often circles back to minor differences in incoming intermediates. Some batches from less experienced suppliers include oxidized side-products or excessive solvent residues, either due to shortcuts in work-up or lack of instrument calibration.
We maintain in-house experts who have run this chemistry hands-on and know what a “clean” reaction profile looks like. Our advice goes beyond what’s on the spec sheet. If a user encounters unexpected precipitation, off-colors, or assay drift over storage, we problem-solve together—sometimes redesigning the storage process, and other times supplying a material with specifications tuned for unique process needs. We document all lessons learned and update our methods whenever an issue emerges, which feeds directly back into that next batch.
We also take regulatory concerns seriously. Recurring questions come up about banned solvents, heavy metal residues, and compliance with both REACH and local EPA guidelines. Each year, we audit our processes for environmental impact and push to reduce waste, not because a regulation forces us to, but because we’ve seen first-hand how careless solvent handling or unreported impurities can trip up both compliance and downstream project results. Customers operating under strict green-chemistry mandates appreciate that our process evolution keeps pace with the changing regulatory environment.
Every plant manager faces the challenge of balancing performance, cost, and sustainability. We’ve rewritten parts of our process workflow to recycle solvents and minimize halogenated waste streams. For every ton of intermediate produced, we document solvent use and track conversion rates, sharing the data with buyers who want to minimize their environmental footprint. Simple substitutions—like switching to more stable starting reagents—have cut both emissions and raw material costs by measurable margins.
Continuous production improvements do more than boost capacity—they also lead to cleaner intermediates and less off-spec material. One example from last year saw our team replace a traditional liquid-liquid extraction with a new membrane separation step. Waste volumes dropped, reaction times shortened, and the product showed higher consistency in downstream compatibility. These process innovations come from regular feedback and creative thinking on the plant floor, not from corporate brainstorming sessions. We take pride in letting experienced technicians lead problem-solving, because their instincts save effort on both sides of the supply chain.
Many of our most productive collaborations begin after the first shipment arrives and a project runs into unanticipated trouble. Customers dealing with unexpected side-reactions or purification headaches share their raw data with us, letting both labs work in sync. Sometimes a trace impurity—harmless in routine synthesis—triggers problems in a catalytic sequence or a final-stage coupling step. We pick apart the problem alongside the customer, reviewing both spectra and process history. This level of technical engagement does more than solve immediate problems—it builds project trust, opening the door for deeper partnerships in future campaigns.
Knowledge sharing isn’t limited to troubleshooting. We also receive valuable feedback on how the product performs under unique reaction conditions—high pressure catalyst runs, photoredox couplings, or process intensifications unheard of a decade ago. These insights lead us to re-examine our own operating parameters, refining things such as solvent mixtures or work-up protocols for even better compatibility. The best ideas don’t always come from behind a desk; often, they begin with a field chemist working under a tight deadline.
The right intermediate makes the difference between a smooth development and a schedule setback. We’ve seen this proven on the project floor, where reliable 2-(Difluoromethoxy)Bromobenzene lets chemists focus on creativity and process refinement rather than troubleshooting input purity. This reliability grows out of hands-on experience and relentless process refinement, not generic supply chain claims. Each improvement, big or small, feeds back into future cycles, creating a material that consistently meets demanding project targets.
In high-stakes fields such as pharmaceuticals and electronics, time lost chasing down a low-level contaminant or adapting to unpredictable reactivity costs far more than any savings from buying on price alone. Project teams rely on transparency—shared data, documented methods, and prompt support—to keep their innovation cycles on track. We’re committed to supplying that level of quality and support for every gram and every drum we produce, helping partners meet their goals without surprise interruptions or unplanned downtimes.
After years of refining the process and troubleshooting alongside our customers, it’s clear that delivering top-grade 2-(Difluoromethoxy)Bromobenzene takes more than meeting a checklist. It takes experience—chemists with hands-on know-how, process operators who treat each batch as something unique, and a willingness to update methods as new challenges appear. The compound’s value shines brightest in the hands of skilled teams who care as much about outcome as input quality. We’re proud that our efforts keep thousands of labs and plants moving forward with confidence, reaction after reaction.