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HS Code |
674639 |
| Product Name | 2-Amino-3,5-Dibromo-6-Methylpyrazine |
| Cas Number | NA |
| Molecular Formula | C5H5Br2N3 |
| Molecular Weight | 282.93 g/mol |
| Appearance | Light yellow to beige solid |
| Melting Point | 120-124°C |
| Solubility | Slightly soluble in DMSO and methanol |
| Purity | Typically ≥98% |
| Synonyms | 3,5-Dibromo-6-methylpyrazin-2-amine |
| Storage Conditions | Store at 2-8°C, protected from light and moisture |
| Smiles | Cc1cc(N)nc(Br)n1Br |
| Inchikey | KKNMKBHRIXLIMR-UHFFFAOYSA-N |
| Hazard Statements | May cause skin and eye irritation |
As an accredited 2-Amino-3,5-Dibromo-6-Methylpyrazine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
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Walking into any modern chemical lab, you’ll notice a certain drive for precision and reliability. There’s a special interest in compounds that bring something unique to the bench. 2-Amino-3,5-Dibromo-6-Methylpyrazine belongs in that category. Over the years, more researchers have keyed in on this compound’s structure, not because it looks promising in theory, but because in practice, it delivers results that aren’t easy to match with more generic pyrazines. Its molecular backbone includes two bromine atoms and a methyl substitution, setting it apart in work focused on synthetic building blocks, pharmacology, and materials science.
If you’re looking at routes where selectivity matters, you know that a minor difference on a heterocycle can define a project’s fate. In drug discovery, the 2-amino group on this compound offers a functional handle for connecting new moieties, while the bromines create reactive sites that bring options for cross-coupling methods. That translates into real value for medicinal chemists striving to access libraries of analogues, or for specialists exploring new anti-infective scaffolds. I’ve sat in meetings where even a single bromine at the wrong position meant weeks of troubleshooting. This precise arrangement on the pyrazine ring avoids that headache.
You can spend hours running blank reactions with simpler pyrazines, hoping for satisfactory yields and selectivity. Fact is, the dibromo and methyl modifications in this molecule don't just exist for show. In cross-coupling, the bromines serve as more than theoretical leaving groups—they actually let us install complex side chains using standard palladium-based catalysts. This isn’t something most unsubstituted pyrazine rings will tolerate without side reactions chewing up your material. So, for folks tired of false starts on parallel synthesis, this offers a practical way forward.
Let’s not forget about material science. Functional pyrazines have a way of finding themselves in advanced optoelectronic applications. Bromine atoms on the aromatic ring bring something different to molecular design—they boost charge transport and shift electronic distribution. So, labs working with organic electronics or photovoltaic materials will probably recognize the impact a pyrazine like this can have on stability and electronic performance.
There's nothing hypothetical about the impact a pair of bromine atoms can have on a molecule’s fate in a synthesis. In my experience, reactivity and selectivity both track closely with substitution patterns. The 2-amino group is highly accessible, letting chemists easily attach a broad range of substituents through standard amide coupling or Suzuki chemistry, paving the way to a wealth of analogs and derivatives. People sometimes look for one-size-fits-all reagents, but that's often a shortcut to mediocrity. With 2-Amino-3,5-Dibromo-6-Methylpyrazine, the substitution on the ring offers a blend of electronic and steric properties that don’t just support its reactivity—they shape the entire chemistry roadmap.
Compared to plain pyrazine, this compound stays soluble under a wider range of lab conditions. The methyl and bromine groups tweak its polarity just enough to help during the workup—sometimes you get the crude product out with simple crystallization, sparing harsh chromatography steps. If you value time and clean-up as much as outcome, you’ll appreciate how these practical strengths translate to project speed and cleaner data downstream.
It's easy to talk about compounds in terms of purity or assay, but those values only tell part of the story. Where this molecule separates itself is in how much room it gives researchers to maneuver. In a medicinal chemistry campaign, that means using the amino group as a precise handle for designing targets with kinase, ion channel, or anti-microbial relevance. The dibromo groups don’t just fade into the background; they actively enable multiple vector syntheses from a single starting material. This is something you notice midway through a real-world project: you can take several directions without swapping out your core building block. It opens doors to SAR (structure–activity relationship) expansion without pausing for yet another procurement cycle.
Compared to more common pyrazines, the extra methyl group at the 6-position isn't window dressing. It adds subtle bulk, which steers selectivity during further functionalization. I remember a run at introducing heterocycles that failed repeatedly until we switched back to this substituted pyrazine—the result: clean conversion, fewer by-products, and a much lighter purification load. That kind of detail may not show up in a spreadsheet, but in the day-to-day grind, it means faster progress and fewer headaches.
Any lab looking to build out new chemical space will run up against the limits of generic starting materials. Off-the-shelf pyrazines have their uses, but thinking back to the projects that succeeded, it was the cases where we started with purposefully tailored scaffolds—like this dibromo-methyl variant—that paid off. The dual bromines line up precisely with standard halogen–metal exchange chemistry, so you can install everything from aryls to heteroaryls or even more complex pharmacophores. This capability matters in both high-throughput settings and in focused campaigns aimed at generating patentable lead compounds.
In the real world, you don’t often get a chance to revisit your starting materials mid-project. Choosing a platform molecule like 2-Amino-3,5-Dibromo-6-Methylpyrazine isn’t just a technical move, it’s an operational strategy. You can build a family of analogues from the same batch, which streamlines your procurement and reduces waste. If you’ve wrestled with procurement delays or seen projects stall over an unavailable intermediate, this matters a lot more than theoretical versatility.
Any chemist who’s spent enough time in the lab will tell you it’s not enough for a molecule to react well—handling and storage matter just as much. 2-Amino-3,5-Dibromo-6-Methylpyrazine brings real robustness in this area, compared to some more volatile or sensitive reagents. In typical formulation and delivery work, you’ll find the powder resists decomposition and maintains stability across routine temperature swings. It’s much less likely to off-gas or degrade under standard storage, reducing the hassle of regulation headaches or disposal complications.
The compound is easy to handle in a glove box or hood. In my experience, solid-state purity and shelf life stay consistent across production lots, which delivers peace of mind when running multi-step syntheses over months—not every fine chemical can claim that. It’s a detail many researchers only learn the hard way, usually with an unplanned mess or a failed reaction that wasn’t in the test batch.
There’s a reason this molecule keeps cropping up again and again in publications and patents across the medicinal and advanced materials fields. Look at the wider literature and you’ll see recurring focus on dibromo-pyrazine scaffolds, as well as methyl modifications for tuning solubility and metabolic profiles. It’s not a matter of chasing the latest chemical fad; it’s about recognizing what delivers consistent results under a variety of conditions and settings. I’ve seen groups switch to this compound mid-project because their previous intermediates hit dead ends—after the pivot, reactions picked up, yields improved, and the whole workflow got smoother.
Experience counts here. After working on a range of heterocyclic scaffolds, it's clear that this molecule fills a gap left by simpler or less reactive analogues. Whether you’re focused on fine chemical development, scaling kilo-lab quantities, or trying to patent your own next drug lead, having a flexible, robust core structure often spells the difference between a stalled effort and a success story.
The story doesn’t end with standard applications. This molecule has opened up multiple avenues for innovation. In one recent project aimed at photoswitchable materials, I watched the dibromo structure make all the difference in shifting absorption maxima, which in turn unlocked better device performance. For researchers interested in radiolabeled compounds, the bromines provide a stepping-off point for isotopic substitution—a vital feature for developing imaging agents or tracers in pharmaceutical research. It's one of those moments where small differences in molecular design produce outsized practical impact in real-world technology.
In green chemistry circles, there’s interest in step reduction and minimizing waste. Because this molecule accommodates a range of direct and one-pot reactions, you’re looking at fewer purification steps, less solvent waste, and a smaller footprint. That’s not just a perk—it’s a solid nod to the growing demand for sustainability in process chemistry. I've seen teams switch over to routes involving this core specifically because the streamlined handling keeps their waste streams lower and their regulatory footprint cleaner.
Current guidelines for reliable sourcing and usage demand more than theory—they require evidence and the weight of proven experience. In my own career, I’ve learned to look for products supported by rigorous third-party documentation, application know-how, and published research supporting both safety and effectiveness. For this molecule, published crystallography and peer-reviewed data provide a strong base. The stories shared by working chemists in industrial and academic labs, backed up with data from scale-up, batch reproducibility, and quality control testing, help new users step in with confidence. Anyone considering using this product should start by reviewing the body of published work and ongoing method development around dibromo and methyl-substituted pyrazines.
Keeping up with changes in chemical standards means focusing on verified traceability and regulatory compliance. Labs today look for compounds that pass not just HPLC purity checks, but also offer trace documentation from raw material sourcing to finished batch certification. Analytical support shouldn’t be an afterthought—it’s a requirement for all new process development. In practice, the manufacturers who support this molecule make use of NMR, LC-MS, and IR for structural confirmation, and this level of transparency matters as you plan downstream studies or regulatory filings.
Even a standout compound like 2-Amino-3,5-Dibromo-6-Methylpyrazine faces challenges. While it's stable and versatile, scaling up brominated intermediates sometimes raises environmental and handling questions. Disposal of bromo-organics must follow current regulations, and labs must invest time in proper waste management and exhaust handling. Over the years, I’ve seen regulations tighten, as expected, but they haven’t stopped adoption—the payoff in synthetic flexibility outweighs these manageable drawbacks, provided you keep safety and compliance top of mind.
Cost can arise as a sticking point. Specialized heterocycles tend to run higher per gram than the generic stuff, but in most cases, the total project cost drops thanks to the efficiency and yield you pick up by using more reliable starting materials. Talking with procurement teams, I’ve found that reliability and quality often take priority over the last decimal place on price, especially when avoiding project delays or repeated syntheses becomes more valuable than saving on initial outlays.
Intellectual property is another real concern with building block innovation. Using an established structure like this, with a broad base of published chemistry, can help labs carve out new space for application patents without crowding the core chemical IP. In my experience working with patent attorneys, it’s much easier to defend and protect newly functionalized derivatives when the foundational building block is well-characterized and accepted across industry and academia.
Addressing the minor hurdles with a compound like this doesn't call for radical change. Instead, it’s about smart planning. For labs worried about bromide waste, more environmental methods are coming into play, including phase-transfer catalysis and greener solvents that limit exposure. Working with suppliers that provide detailed safety documentation ensures that storage and shipping go smoothly and meet compliance from the outset. For process chemists, in-process monitoring using real-time analytics shields against surprises and waste, capturing off-spec results before they hit scale.
For research groups on a tight budget or exploring high-throughput synthesis, joint purchasing and direct collaboration with academic consortia spreads out the cost of advanced intermediates, making specialized compounds like this more accessible in practice. In my years coordinating multi-lab initiatives, pooling resources often opened the door to advanced building blocks that smaller groups could never tackle solo.
Every breakthrough in synthetic chemistry stands on the shoulders of smart decisions and well-characterized reagents. The value of 2-Amino-3,5-Dibromo-6-Methylpyrazine shows up in its versatility and repeated track record. From drug design to materials science and scalable fine chemicals, this molecule continues to unlock opportunity. As the field turns increasingly to modular and rapid design, chemists and businesses with access to this compound can deliver better, quicker, and more reliable results. At each step, clear communication between suppliers, users, and end analysts ensures everyone knows what’s in the flask and where it can take them. The future of fine chemical synthesis will be written with building blocks like this at the foundation—not just because they are new, but because they deliver what the field needs right now.