|
HS Code |
231112 |
| Chemicalname | 4-Bromo-2-Methoxyphenol |
| Casnumber | 3879-62-1 |
| Molecularformula | C7H7BrO2 |
| Molecularweight | 203.04 g/mol |
| Appearance | White to off-white solid |
| Meltingpoint | 82-86°C |
| Density | 1.68 g/cm3 |
| Purity | Typically ≥98% |
| Solubility | Slightly soluble in water; soluble in organic solvents |
| Synonyms | 2-Methoxy-4-bromophenol |
| Smiles | COC1=CC=C(C=C1O)Br |
| Inchi | InChI=1S/C7H7BrO2/c1-10-7-3-2-5(8)4-6(7)9/h2-4,9H,1H3 |
| Flashpoint | 150°C |
| Storagetemperature | Store at room temperature |
As an accredited 4-Bromo-2-Methoxyphenol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Amber glass bottle, 25g; tightly sealed with a screw cap, white labeling displaying chemical name, hazard pictograms, and handling instructions. |
| Shipping | 4-Bromo-2-methoxyphenol is shipped in tightly sealed containers, protected from light and moisture. It should be handled by trained personnel with appropriate PPE. Transport complies with regulations for hazardous chemicals, ensuring proper labeling and documentation. Store and ship at ambient temperature unless otherwise specified by the manufacturer or safety data sheet. |
| Storage | 4-Bromo-2-Methoxyphenol should be stored in a tightly sealed container, in a cool, dry, well-ventilated area away from heat, ignition sources, and direct sunlight. Keep away from incompatible substances such as strong oxidizing agents. Store at room temperature and protect from moisture. Properly label the container and follow all safety regulations for handling and storage of chemicals. |
Competitive 4-Bromo-2-Methoxyphenol prices that fit your budget—flexible terms and customized quotes for every order.
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Working with aromatic organic molecules for decades, we’ve seen 4-Bromo-2-Methoxyphenol carve a useful niche in both laboratory research and industrial development. Its chemical structure, characterized by a bromine atom at the para position and a methoxy group at the ortho position on the phenolic ring, delivers unique reactivity. The molecular formula C7H7BrO2 sets the backdrop, but real value is found in how the molecule interacts in synthesis and formulation, not just in its formula.
Producing 4-Bromo-2-Methoxyphenol consistently at scale requires careful selection of raw phenolic sources, precise bromination conditions, and rigorous control over subsequent methoxylation steps. Even a slight variation in reaction timing or temperature management can tip the balance toward unwanted byproducts, including halogenated residues or partially methylated phenols. Some suppliers take shortcuts or leave purification imprecise; we've learned that trace impurities can sabotage downstream R&D or interfere in pharmaceutical or agrochemical syntheses.
In practice, the compound appears as a tan to off-white crystalline powder under ambient conditions. It’s not just about the color—the ease of handling, stability during storage, and neat, dust-free flow keep researchers and process technicians satisfied with day-to-day use. Moisture sensitivity and the subtle aroma arising from the phenolic backbone provide telltale signs of lot freshness and process adherence. Not every batch matches analytical specifications unless handled with attention at every stage. After years scaling this product, investments in closed reaction systems and in-line analytics have given more reliable output.
Many customers engage with 4-Bromo-2-Methoxyphenol owing to its versatility as a building block in custom synthesis. In our experience, the molecule bridges simple aromatic chemistry to more intricate frameworks. Pharmaceutical innovation benefits particularly. When medicinal chemists search for selective kinase inhibitors or novel anti-inflammatory agents, this compound’s bromo and methoxy substituents offer the perfect handles for cross-coupling and further derivatization. We routinely review published patents and peer-reviewed works, and 4-Bromo-2-Methoxyphenol’s ring system recurs as a launching point in synthesis campaigns, especially in the preparation of aryl ethers, heterocycles, or halogenated scaffolds.
Crop protection chemistries draw on its bromo functionality and electron-donating methoxy group to modulate bioactivity profiles, targeting new candidates for herbicidal and fungicidal action. Material scientists pushing boundaries in specialty polymers or dye intermediates value how this phenol introduces site-selectivity in downstream reactions, allowing for more controlled polymerization or chromophore installation. While a handful of other phenols compete, 4-Bromo-2-Methoxyphenol’s particular balance of electron-withdrawing and donating effects opens synthetic routes that remain difficult for ordinary phenol or non-halogenated analogues.
Not every aromatic bromophenol is created equal, and users quickly spot the differences between 4-Bromo-2-Methoxyphenol and its positional isomers. Subtle shifts in substitution transform chemical behavior. For example, swap the bromo or methoxy groups to alternative ring positions and you’ll notice changes in solubility, reactivity in Suzuki or Buchwald-Hartwig coupling, and even final color or odor of finished products. Structural isomers will sometimes create steric hindrance, suppressing yields when crafting more complex molecules. Repeatedly, customer feedback highlights superior yields from 4-Bromo-2-Methoxyphenol during halogen-metal exchange or cross-coupling steps, thanks to the accessible bromo atom at the para position and the predictable electron-donating effect of the ortho methoxy group.
Some may look to alternatives like 2-Bromo-4-Methoxyphenol or simple 4-Bromophenol, but these lack the same activation potential for downstream coupling reactions. Methoxy-substituted phenols without halogens provide different reactivity that frequently falls short when a reactive, easily displaced leaving group is needed. Each analog holds its place, but from a synthetic design view, the 4-bromo, 2-methoxy combination conserves time and cost, streamlining route development especially for functionalized benzene derivatives or spirocyclic targets.
As manufacturers, we perform more than routine checks. Our spectroscopic, chromatographic, and thermal analyses safeguard against cross-contamination—important if residual halides creep in from upstream reactions or if unreacted precursor builds up from incomplete methylation. Every lot undergoes GC-MS and NMR quantification. Experience shows impurity profiles shift not merely from batch scale, but from subtle upstream sourcing changes, even variations in catalyst batches or pH drift. By examining melting point consistency, volatility profile, and precise mass spec scans, material integrity is protected from batch to batch.
We’ve worked alongside colleagues scaling up from bench to hundreds of kilograms. Minor deviations ripple into production headaches: discoloration may stem from impure solvents, while yield drops usually follow catalytic deactivation or slow addition errors. Journeying through repeat process validations has made clear which parameters demand real focus. Regular consultation with researchers and production staff keeps the feedback loop active, driving continuous improvement and trust in the molecule’s quality.
Researchers appreciate the compound’s manageable toxicity profile compared to more hazardous halogenated aromatics. Gloves, splash goggles, and fume-hood practice are staples but daily use brings other learning: residues left on bench tops may discolor under air, and static-prone samples may cling to flask necks or weigh boats. Direct contact can cause mild skin irritation typical of low-molecular-weight phenols, but we’ve encountered no severe incidents when users follow straightforward lab hygiene and PPE guidelines.
During larger scale operations, operators enjoy that bulk lots resist caking or bridging. Consistently low residual moisture levels mean longer storage intervals and fewer lost hours to clumpy, unusable stock. For those formulating at pilot or plant scale, minimal dust during transfer cuts down on inhalation risk and production downtime. These might appear as small process details, but day-to-day efficiency depends on such tangible handling advantages.
Working responsibly with brominated aromatics involves an environmental commitment. We partner with waste management firms to reclaim solvents and recover brominated byproducts. Combined with our in-process controls, these measures limit unintended releases and reinforce regulatory compliance. There’s no substitute for familiarity with potential hazards: 4-Bromo-2-Methoxyphenol presents low aquatic toxicity vs. other halogenated intermediates, but leaching of high concentrations still needs management, especially during washdown or filter cake disposal. On request, we share detailed procedures and collaborate with users to optimize safe, efficient, and compliant operations.
Our production facility invests in closed-system reactors, dust collection, and in-plant VOC monitoring. Employees receive regular training in safe materials handling, emphasizing spill control and reporting—critical to keeping both workplace and environment free from harm. No matter the adoption trend, we stick to published safety benchmarks while searching for greener synthesis strategies, including brominating agents that minimize hazardous byproduct formation.
We see direct evidence of 4-Bromo-2-Methoxyphenol’s value through recurring industry requests—often customers approach us asking to allocate production slots or secure guaranteed supply. Pharmaceutical firms have remarked on their ease upgrading pilot syntheses to cGMP-compatible processes when this compound meets tightest purity targets. Crop science innovators report improved library hit rates and reduced side-reaction rates compared to alternative building blocks. In recent years, custom textile dye developers have credited the compound with helping them prototype novel colorfast pigments based on more robust benzene rings.
Candid feedback also teethes our resolve—if a batch is off-color, or a downstream reaction proceeds sluggishly, our team digs for root causes, tweaking filtration, solvent ratios, or even process sequence to return to consistency. These field accounts keep the relationship between bench and plant floor authentic, never static.
Reactivity studies over the last decade established that bromo-methoxyphenols enable substitution patterns trickier to achieve with classic phenols or more heavily halogenated molecules. Suzuki-Miyaura and Ullmann-type coupling reactions achieve higher yields when applied to 4-Bromo-2-Methoxyphenol, mainly due to the electron balance introduced by the methoxy group. Post-reaction purification typically proceeds cleanly, saving hours on column chromatography or crystallization cycles.
Collaborations with research partners drove optimization for large-scale manufacturing. Switching away from batchwise bromination toward continuous-flow reactors resulted in reproducibility gains, less waste, and more reliable throughput. Real-world projects span the spectrum: azole and triazole syntheses in pharmaceuticals, biphenyl derivatives for OLED materials, and quaternary ammonium salt intermediates for specialty surfactants. Customers developing enzyme inhibitors or aromatic ether libraries report fewer byproduct issues and smoother upscaling when using this product.
A few decades back, demand for specialty brominated phenols was periodic, driven mostly by academic projects or boutique chemical companies. As organic synthesis evolved, in-house pharmaceutical and agrochemical teams adopted 4-Bromo-2-Methoxyphenol as a routine building block. We observed orders shift from grams to multi-kilogram lots, especially from Asian, European, and North American R&D groups.
Supply security became critical. Demand spikes followed published breakthroughs in kinase inhibitor discovery and high-throughput screening libraries. Over three years, consistent feedback urged us to strengthen backward integration for key precursors, combatting volatility in supply chains. By forging relationships with regional suppliers and investing heavily in our own bromination kettle lines, we buffered customers from disruption. Seasoned chemists value an unfailing source just as much as a certificate of analysis. No laboratory can afford downtime—small hiccups in upstream production cascade into costly project delays.
Direct sunlight and excess humidity reduce product longevity. Facilities employing dedicated cold rooms or desiccated storage report the fullest recovery and fewest handling losses over extended intervals. We maintain our own lots at controlled temperature and relative humidity, logging each batch’s status before dispatch. Once opened, original container closure integrity remains crucial; routine resealing, dry nitrogen blanketing, and minimal headspace help preserve product activity up to two years, sometimes longer. Bulk users who transfer stock into secondary containers keep detailed logs against inadvertent air exposure, a step that pays off in long-term analytical reliability.
End users also emphasize the ease of integrating our packaging options into automated dispensing systems. Pre-weighed single-use pouches and resealable drum liners help minimize errors from repeated manual handling. Investment in custom containment and delivery concepts helped customers maintain inventory control and avoid losses to atmosphere or handling spillage.
Problems surface in every industry, but long-term manufacturer relationships can turn obstacles into learning opportunities. Tackling unexpected byproducts or scale-up hurdles, we routinely connect with customers’ technical teams. Several years back, a major customer reported inconsistent reactivity in cross-coupling while scaling up to pilot plant. On review, the culprit: micro-scale moisture ingress upstream of bromination was deactivating their catalyst. Fine-tuning production and packaging workflows cut the problem at its origin and restored their yield. These iterative improvements happen only when feedback flows openly—manufacturers who listen, learn, and implement practical changes gain the trust of technical teams pushing chemical innovation forward.
Rather than one-off supply, we invest in building partnerships across sectors. Academic projects need different support than API manufacturers. Open technical dialogue cements loyalty. Customers benefit from our willingness to co-develop custom purification steps or tackle unusual application hurdles. Solutions often wind up as new SOPs or packaging innovations adopted across our client base.
Navigating international chemical regulation brings special vigilance. While 4-Bromo-2-Methoxyphenol does not appear on many restricted substance lists, strict documentation practices help prevent shipment delays and customs holdups. From SDS to TDS through full chain-of-custody traceability, we keep detailed records of every batch, precursor, and transport detail. Multinational clients rely on this paper trail to meet local requirements and manage batch recalls or audits.
Keeping this molecule out of gray markets and high-risk regions is equally important. Documented batch tracking and dedicated export channels prevent local supply disruptions and guard against counterfeit materials infiltrating legitimate supply chains. Our regulatory stewardship helps clients maintain compliance so research and production continue uninterrupted.
Long-term stewardship of 4-Bromo-2-Methoxyphenol production illustrates how knowledge compounds, much like in synthesis itself. Procedural memory means workers recognize minute shifts in crystallization or distillation profiles before numbers flag issues. Repeat exposure to similar projects—pharmaceutical, agrochemical, or specialty materials—builds an institutional base of troubleshooting expertise not easily replicated in supply houses or trading firms. Less-experienced outfits may miss these details, losing product quality or production efficiency.
Day-to-day observation matters: chemists spot trends in color or odor before numbers confirm a shift in process health; operators sense the feel of freshly crystallized solids and their ease of transfer. Over years, such direct feedback leads to a product offering that stands up to the everyday demands of real-world research and manufacturing.
Few aromatic intermediates unite versatility and process reliability as consistently as 4-Bromo-2-Methoxyphenol. Demand paths evolve, but the core technical challenges—and opportunities—remain the same: faster, greener, and safer syntheses, clear batch documentation, and a willingness to tackle project-specific complications with each client’s project goals in mind. Our ongoing investment in process controls, feedback partnerships, and sustainable production sets a pathway for both innovation and supply assurance.
As the landscape for fine chemicals shifts, researchers, process engineers, and formulators alike look for building blocks that don’t just check boxes on a spec sheet, but survive and excel through the entire project lifecycle. Experience—on both the manufacturing floor and in the field—remains the difference between average intermediates and consistently valuable materials like 4-Bromo-2-Methoxyphenol.
