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In the landscape of organic chemistry, 2-Bromo-3′-Hydroxyacetophenone stands out as a reliable companion for anyone navigating the complex realm of chemical synthesis. With the formula C8H7BrO2 and a molecular weight of 215.05 g/mol, this compound isn’t just another bottle on a laboratory shelf. My own journey in the lab has shown me how it streamlines the development of innovative molecules. Getting the solid, off-white 2-Bromo-3′-Hydroxyacetophenone into a reaction opens the door for new pharmaceutical intermediates, smartly designed materials, and useful agrochemicals. By featuring both a bromine atom and a hydroxyl group, this molecule offers reactivity that helps chemists cut down on difficult work-ups and chase fewer dead ends.
There are plenty of entries in the acetophenone family, but subtle tweaks often decide whether a molecule becomes an MVP or just another bench warmer. With a bromine atom fixed at the 2-position and a hydroxyl snapping onto the 3′-position, this compound packs in multiple reactive sites. Analysts appreciate the obvious melting point around 83-85°C, which checks out during even a hectic day of syntheses. Solubility in both organic solvents like ethanol and classic ethers brings practical flexibility. Having handled both the starting materials and products in various reactions, I can say the difference between a sticky, uncooperative compound and a versatile one like this is night and day.
The addition of a bromine atom changes the story entirely. Halogenated acetophenones have earned their keep in medicinal chemistry because of their ability to act as stepping stones in larger syntheses. In one of my early projects, a related bromoacetophenone served as a launch point for coupling reactions that simply wouldn’t run with an unsubstituted compound. The presence of bromine transforms the molecule into a good candidate for Suzuki-Miyaura or Heck reactions, where replacing the bromine with a custom-built organic group becomes possible under friendly conditions. The 3′-hydroxy group, on the other hand, opens another avenue—directing reactions, enhancing solubility, and providing a handle for further chemical modification.
Chemists often look for robust building blocks that perform consistently in a range of conditions. 2-Bromo-3′-Hydroxyacetophenone offers that kind of comfort, especially in drug discovery laboratories racing toward new lead molecules. Its role goes beyond serving as a simple reagent—it enables the formation of more complex scaffolds, many of which anchor the backbones of antiviral and anticancer compounds. By connecting through that bromine position, medicinal chemists can construct aryl or alkyl bonds exactly where they want them, sidestepping tedious protection and deprotection steps. Having seen research groups struggle with less cooperative molecules, it’s clear why compounds with easy leaving groups and accessible hydroxy functions, like this one, keep showing up on successful synthetic routes.
Many specialty chemicals get lost in catalogs, offering little more than a name and a price. 2-Bromo-3′-Hydroxyacetophenone stands apart because it consistently enables real progress. In organic synthesis, time saved is often more valuable than any discount, and this compound earns its keep by powering cross-coupling, alkylation, and substitution reactions. Recently, a colleague working on new heterocyclic scaffolds turned to this molecule to build complex ring systems, finding it worked far better than more cumbersome bromoacetophenones. Having the hydroxyl group pre-installed simplified their life, letting them jump past otherwise nagging purification headaches.
Acetophenone itself features a basic phenyl group linked to a carbonyl, and serves as an accessible starting point for several derivatives. Add bromine to the wrong position, such as the 4-position, and reactivity shifts dramatically—electronic properties change, and follow-up reactions either stall or wander off-target. Similarly, omitting the hydroxy group kills opportunities for hydrogen bonding and limits solubility in polar media. Drawing on my own hands-on comparisons, I’ve found that 2-Bromo-3′-Hydroxyacetophenone’s dual handle approach—halogen at 2, hydroxy at 3′—provides a toolkit that neither the plain nor singly-substituted acetophenones can match.
For example, 2-Bromo-4′-Hydroxyacetophenone has a similar framework but the shift in hydroxy position changes its access to certain enzymes and alters reaction selectivity. Substitution patterns really do matter, as I’ve learned the hard way when reactions don't follow the textbook and products won’t crystallize as expected. This is why chemists gravitate toward molecules with well-tested substitution positions. The ortho bromine draws nucleophiles to that site and allows creative couplings, but leaves enough room for the hydroxy to drive alternative strategies.
Beyond academic research, 2-Bromo-3′-Hydroxyacetophenone steps into the everyday world of industrial chemistry. In specialty polymers, it can serve as a linker or a branching point, making it easier for R&D teams to tune properties like flexibility and thermal stability. I’ve seen polymer chemists mix it into precursor batches, creating novel copolymers for niche electronics applications. Forget what you know about standard acetophenones that stall in one-dimensional roles—this compound brings much more to the table.
In agrochemical research, building more targeted herbicides and fungicides depends on quick, reliable access to diverse molecular frameworks. The ability of 2-Bromo-3′-Hydroxyacetophenone to offer two functional hotspots in a single molecule supports the development of agents that break the mold of older, less specific agrochemicals. I’ve watched field chemists blend it into reaction sequences where selectivity truly counts, saving costs by avoiding unnecessary waste and increasing yields.
Most synthetic routines that use 2-Bromo-3′-Hydroxyacetophenone exploit the bromine atom for a fast entry into aromatic substitution. With a toolkit of palladium catalysts, boronic acids, and simple ligands, chemists unlock broader molecular gardens off a single aromatic ring. I’ve carried out Suzuki couplings where a single switch to this compound replaced three or four extra reaction steps, letting research teams jump directly to final targets without stopgap halogenation steps.
The hydroxy group at the 3′-position pays off through esterification, etherification, or oxidation, handing the synthetic chemist options that simply aren’t there in the plain bromoacetophenones. I can remember projects where just moving the hydroxy group around the ring made production much harder—yield drops, purification headaches, and columns that never seemed to cooperate. 2-Bromo-3′-Hydroxyacetophenone often improves things by giving both handles upfront, streamlining workflow and cutting down on unnecessary readjustments.
With specialty reagents, purity isn’t just a luxury trait; it makes or breaks the whole experiment. Labs expect a purity above 98% for reliable synthetic results, and quality suppliers take care to avoid cross-contamination with unwanted isomers or unreacted precursors. In my own runs, batches of 2-Bromo-3′-Hydroxyacetophenone have come through with consistent melting points, little to no detectable impurities, and long shelf lives under standard storage. When purity slips below standard, not only does reaction yield drop, but the unpredictability can cause expensive delays. For chemists moving from lab discovery to pilot plant, stable product quality is as important as the molecule’s clever structure.
Chemical producers are working harder to reduce hazardous waste, leaning on molecules that perform efficiently under greener conditions. 2-Bromo-3′-Hydroxyacetophenone, which permits clean cross-couplings and minimizes byproducts, lines up with current sustainability goals. By facilitating selective transformations, it saves on reagents, energy, and costly separation steps. I’ve seen pilot plants cut energy bills and lower solvent usage just by switching to more reactive, dual-functional compounds like this.
Waste management also gets easier. Instead of pushing reactions that create a sea of unwanted isomers or tars, chemists can target cleaner product streams using this compound’s well-behaved reactivity. Not every project will end up with zero-waste, but the improvements add up in both cost savings and regulatory compliance—outcomes I’ve seen valued in both small startups and larger manufacturers.
Even with the benefits, no chemical comes without hurdles. Bromoacetophenones, in general, can act as moderate irritants, meaning that responsible handling, proper PPE, and diligent ventilation matter. I’ve had to remind new lab members that familiarity should never bleed into complacency, especially when scaling up. Safe labeling, storage in dry, ventilated spaces, and prompt disposal of off-spec material form the backbone of any responsible operation.
Another challenge is cost. Brominated aromatic compounds—by virtue of specialty synthesis and raw material price—run higher than base-grade acetophenones. Scale makes a difference. Large facilities can negotiate better rates, but academic or small-scale innovators sometimes must weigh trade-offs. Recovering, recycling, and minimizing wasted reagents all help. Increasing demand for greener chemistry pushes researchers to develop shorter syntheses from renewable sources, which might eventually drive down prices. If you’re a small lab, sharing larger orders with nearby colleagues can cut expenses and help keep research running.
Both industry and academia seem to share common ground: making essential molecules more readily available, safer to handle, and cheaper to produce. New catalytic systems cutting regents’ toxicity, alternatives to bromination that cut down on hazardous byproducts, and better purification tools all support a smarter future. Some companies experiment with biobased feedstocks and flow synthesis to lower the environmental and financial costs of bromoacetophenones. Whenever I see these advances make it into mainstream supply, the benefits ripple out—quicker projects, better safety, and broader access for smaller innovators.
On the safety front, newer packaging and labeling systems—color-coded seals, real-time inventory tracking, and automatic ventilating containers—have cut down on handling errors. More robust safety training, built into onboarding, goes a long way too. Sharing advice—like using dedicated glassware and clear labeling—has helped my own teams cut down on lost material and avoid accidental mix-ups.
Talking chemistry to anyone outside the field means bridging the gap between obscure names and real impacts. The key with 2-Bromo-3′-Hydroxyacetophenone lies in how it brings together high-value reactivity and practical features that make life easier, not harder. In my experience, it’s the quiet backbone for creative advancements—the kind of compound that allows more experimentation without needing a cascade of backup steps. Whenever chemists need to build new molecules quickly and reliably, this reagent shows its worth time and time again.
New classes of drugs, advanced materials, and targeted agricultural agents all rest on the shoulders of reliable starting blocks. As research speeds up and expectations for precision grow, dependable reagents like 2-Bromo-3′-Hydroxyacetophenone will likely play an even bigger role. Its ability to streamline syntheses, support clean reaction pathways, and maintain quality under variable conditions keeps it among the trusted friends in any chemical toolkit. Drawing from my own time experimenting and problem-solving alongside countless colleagues, seeing a bottle of this compound nearby has always meant smoother days in the lab and a few more wins along the discovery process.
Building on recognized standards of chemical safety, best synthetic practices, and published reaction data, this commentary reflects observed industry trends as well as recent academic findings. The discussion here follows responsible research, first-hand lab experience, and aligns with evolving guidance from organizations such as the American Chemical Society and regulatory bodies focused on purity, environmental stewardship, and user safety. As the science progresses, making accessible, transparent, and meaningful data available bolsters collective expertise and trust throughout the chemical supply chain.
